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  #define __Pyx_PyUnicode_WRITE(k, d, i, ch)  (((void)(k)), ((Py_UNICODE*)d)[i] = ch)
  #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != PyUnicode_GET_SIZE(u))
#endif
#if CYTHON_COMPILING_IN_PYPY
  #define __Pyx_PyUnicode_Concat(a, b)      PyNumber_Add(a, b)
  #define __Pyx_PyUnicode_ConcatSafe(a, b)  PyNumber_Add(a, b)
#else
  #define __Pyx_PyUnicode_Concat(a, b)      PyUnicode_Concat(a, b)
  #define __Pyx_PyUnicode_ConcatSafe(a, b)  ((unlikely((a) == Py_None) || unlikely((b) == Py_None)) ?\
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#endif
#if CYTHON_COMPILING_IN_PYPY && !defined(PyUnicode_Contains)
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#define __Pyx_PyString_FormatSafe(a, b)   ((unlikely((a) == Py_None || (PyString_Check(b) && !PyString_CheckExact(b)))) ? PyNumber_Remainder(a, b) : __Pyx_PyString_Format(a, b))
#define __Pyx_PyUnicode_FormatSafe(a, b)  ((unlikely((a) == Py_None || (PyUnicode_Check(b) && !PyUnicode_CheckExact(b)))) ? PyNumber_Remainder(a, b) : PyUnicode_Format(a, b))
#if PY_MAJOR_VERSION >= 3
  #define __Pyx_PyString_Format(a, b)  PyUnicode_Format(a, b)
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  #define __Pyx_PyString_Format(a, b)  PyString_Format(a, b)
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#if PY_MAJOR_VERSION < 3 && !defined(PyObject_ASCII)
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#if PY_MAJOR_VERSION >= 3
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  #define PyStringObject               PyUnicodeObject
  #define PyString_Type                PyUnicode_Type
  #define PyString_Check               PyUnicode_Check
  #define PyString_CheckExact          PyUnicode_CheckExact
#ifndef PyObject_Unicode
  #define PyObject_Unicode             PyObject_Str
#endif
#endif
#if PY_MAJOR_VERSION >= 3
  #define __Pyx_PyBaseString_Check(obj) PyUnicode_Check(obj)
  #define __Pyx_PyBaseString_CheckExact(obj) PyUnicode_CheckExact(obj)
#else
  #define __Pyx_PyBaseString_Check(obj) (PyString_Check(obj) || PyUnicode_Check(obj))
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#ifndef PySet_CheckExact
  #define PySet_CheckExact(obj)        (Py_TYPE(obj) == &PySet_Type)
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#if PY_VERSION_HEX >= 0x030900A4
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  #define __Pyx_SET_SIZE(obj, size) Py_SET_SIZE(obj, size)
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  #define __Pyx_SET_SIZE(obj, size) Py_SIZE(obj) = (size)
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#if CYTHON_ASSUME_SAFE_MACROS
  #define __Pyx_PySequence_SIZE(seq)  Py_SIZE(seq)
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  #define __Pyx_PySequence_SIZE(seq)  PySequence_Size(seq)
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#if PY_MAJOR_VERSION >= 3
  #define PyIntObject                  PyLongObject
  #define PyInt_Type                   PyLong_Type
  #define PyInt_Check(op)              PyLong_Check(op)
  #define PyInt_CheckExact(op)         PyLong_CheckExact(op)
  #define PyInt_FromString             PyLong_FromString
  #define PyInt_FromUnicode            PyLong_FromUnicode
  #define PyInt_FromLong               PyLong_FromLong
  #define PyInt_FromSize_t             PyLong_FromSize_t
  #define PyInt_FromSsize_t            PyLong_FromSsize_t
  #define PyInt_AsLong                 PyLong_AsLong
  #define PyInt_AS_LONG                PyLong_AS_LONG
  #define PyInt_AsSsize_t              PyLong_AsSsize_t
  #define PyInt_AsUnsignedLongMask     PyLong_AsUnsignedLongMask
  #define PyInt_AsUnsignedLongLongMask PyLong_AsUnsignedLongLongMask
  #define PyNumber_Int                 PyNumber_Long
#endif
#if PY_MAJOR_VERSION >= 3
  #define PyBoolObject                 PyLongObject
#endif
#if PY_MAJOR_VERSION >= 3 && CYTHON_COMPILING_IN_PYPY
  #ifndef PyUnicode_InternFromString
    #define PyUnicode_InternFromString(s) PyUnicode_FromString(s)
  #endif
#endif
#if PY_VERSION_HEX < 0x030200A4
  typedef long Py_hash_t;
  #define __Pyx_PyInt_FromHash_t PyInt_FromLong
  #define __Pyx_PyInt_AsHash_t   PyInt_AsLong
#else
  #define __Pyx_PyInt_FromHash_t PyInt_FromSsize_t
  #define __Pyx_PyInt_AsHash_t   PyInt_AsSsize_t
#endif
#if PY_MAJOR_VERSION >= 3
  #define __Pyx_PyMethod_New(func, self, klass) ((self) ? ((void)(klass), PyMethod_New(func, self)) : __Pyx_NewRef(func))
#else
  #define __Pyx_PyMethod_New(func, self, klass) PyMethod_New(func, self, klass)
#endif
#if CYTHON_USE_ASYNC_SLOTS
  #if PY_VERSION_HEX >= 0x030500B1
    #define __Pyx_PyAsyncMethodsStruct PyAsyncMethods
    #define __Pyx_PyType_AsAsync(obj) (Py_TYPE(obj)->tp_as_async)
  #else
    #define __Pyx_PyType_AsAsync(obj) ((__Pyx_PyAsyncMethodsStruct*) (Py_TYPE(obj)->tp_reserved))
  #endif
#else
  #define __Pyx_PyType_AsAsync(obj) NULL
#endif
#ifndef __Pyx_PyAsyncMethodsStruct
    typedef struct {
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        unaryfunc am_aiter;
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    } __Pyx_PyAsyncMethodsStruct;
#endif

#if defined(WIN32) || defined(MS_WINDOWS)
  #define _USE_MATH_DEFINES
#endif
#include <math.h>
#ifdef NAN
#define __PYX_NAN() ((float) NAN)
#else
static CYTHON_INLINE float __PYX_NAN() {
  float value;
  memset(&value, 0xFF, sizeof(value));
  return value;
}
#endif
#if defined(__CYGWIN__) && defined(_LDBL_EQ_DBL)
#define __Pyx_truncl trunc
#else
#define __Pyx_truncl truncl
#endif

#define __PYX_MARK_ERR_POS(f_index, lineno) \
    { __pyx_filename = __pyx_f[f_index]; (void)__pyx_filename; __pyx_lineno = lineno; (void)__pyx_lineno; __pyx_clineno = __LINE__; (void)__pyx_clineno; }
#define __PYX_ERR(f_index, lineno, Ln_error) \
    { __PYX_MARK_ERR_POS(f_index, lineno) goto Ln_error; }

#ifndef __PYX_EXTERN_C
  #ifdef __cplusplus
    #define __PYX_EXTERN_C extern "C"
  #else
    #define __PYX_EXTERN_C extern
  #endif
#endif

#define __PYX_HAVE__cnnclustering___types
#define __PYX_HAVE_API__cnnclustering___types
/* Early includes */
#include <string.h>
#include <stdio.h>
#include "numpy/arrayobject.h"
#include "numpy/ndarrayobject.h"
#include "numpy/ndarraytypes.h"
#include "numpy/arrayscalars.h"
#include "numpy/ufuncobject.h"

    /* NumPy API declarations from "numpy/__init__.pxd" */
    
#include "ios"
#include "new"
#include "stdexcept"
#include "typeinfo"
#include <vector>
#include <utility>

    #if __cplusplus > 199711L
    #include <type_traits>

    namespace cython_std {
    template <typename T> typename std::remove_reference<T>::type&& move(T& t) noexcept { return std::move(t); }
    template <typename T> typename std::remove_reference<T>::type&& move(T&& t) noexcept { return std::move(t); }
    }

    #endif
    
#include <set>
#include <queue>
#include <unordered_set>
#include <algorithm>
#include <math.h>
#include "pythread.h"
#include <stdlib.h>
#include "pystate.h"
#ifdef _OPENMP
#include <omp.h>
#endif /* _OPENMP */

#if defined(PYREX_WITHOUT_ASSERTIONS) && !defined(CYTHON_WITHOUT_ASSERTIONS)
#define CYTHON_WITHOUT_ASSERTIONS
#endif

typedef struct {PyObject **p; const char *s; const Py_ssize_t n; const char* encoding;
                const char is_unicode; const char is_str; const char intern; } __Pyx_StringTabEntry;

#define __PYX_DEFAULT_STRING_ENCODING_IS_ASCII 0
#define __PYX_DEFAULT_STRING_ENCODING_IS_UTF8 0
#define __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT (PY_MAJOR_VERSION >= 3 && __PYX_DEFAULT_STRING_ENCODING_IS_UTF8)
#define __PYX_DEFAULT_STRING_ENCODING ""
#define __Pyx_PyObject_FromString __Pyx_PyBytes_FromString
#define __Pyx_PyObject_FromStringAndSize __Pyx_PyBytes_FromStringAndSize
#define __Pyx_uchar_cast(c) ((unsigned char)c)
#define __Pyx_long_cast(x) ((long)x)
#define __Pyx_fits_Py_ssize_t(v, type, is_signed)  (\
    (sizeof(type) < sizeof(Py_ssize_t))  ||\
    (sizeof(type) > sizeof(Py_ssize_t) &&\
          likely(v < (type)PY_SSIZE_T_MAX ||\
                 v == (type)PY_SSIZE_T_MAX)  &&\
          (!is_signed || likely(v > (type)PY_SSIZE_T_MIN ||\
                                v == (type)PY_SSIZE_T_MIN)))  ||\
    (sizeof(type) == sizeof(Py_ssize_t) &&\
          (is_signed || likely(v < (type)PY_SSIZE_T_MAX ||\
                               v == (type)PY_SSIZE_T_MAX)))  )
static CYTHON_INLINE int __Pyx_is_valid_index(Py_ssize_t i, Py_ssize_t limit) {
    return (size_t) i < (size_t) limit;
}
#if defined (__cplusplus) && __cplusplus >= 201103L
    #include <cstdlib>
    #define __Pyx_sst_abs(value) std::abs(value)
#elif SIZEOF_INT >= SIZEOF_SIZE_T
    #define __Pyx_sst_abs(value) abs(value)
#elif SIZEOF_LONG >= SIZEOF_SIZE_T
    #define __Pyx_sst_abs(value) labs(value)
#elif defined (_MSC_VER)
    #define __Pyx_sst_abs(value) ((Py_ssize_t)_abs64(value))
#elif defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
    #define __Pyx_sst_abs(value) llabs(value)
#elif defined (__GNUC__)
    #define __Pyx_sst_abs(value) __builtin_llabs(value)
#else
    #define __Pyx_sst_abs(value) ((value<0) ? -value : value)
#endif
static CYTHON_INLINE const char* __Pyx_PyObject_AsString(PyObject*);
static CYTHON_INLINE const char* __Pyx_PyObject_AsStringAndSize(PyObject*, Py_ssize_t* length);
#define __Pyx_PyByteArray_FromString(s) PyByteArray_FromStringAndSize((const char*)s, strlen((const char*)s))
#define __Pyx_PyByteArray_FromStringAndSize(s, l) PyByteArray_FromStringAndSize((const char*)s, l)
#define __Pyx_PyBytes_FromString        PyBytes_FromString
#define __Pyx_PyBytes_FromStringAndSize PyBytes_FromStringAndSize
static CYTHON_INLINE PyObject* __Pyx_PyUnicode_FromString(const char*);
#if PY_MAJOR_VERSION < 3
    #define __Pyx_PyStr_FromString        __Pyx_PyBytes_FromString
    #define __Pyx_PyStr_FromStringAndSize __Pyx_PyBytes_FromStringAndSize
#else
    #define __Pyx_PyStr_FromString        __Pyx_PyUnicode_FromString
    #define __Pyx_PyStr_FromStringAndSize __Pyx_PyUnicode_FromStringAndSize
#endif
#define __Pyx_PyBytes_AsWritableString(s)     ((char*) PyBytes_AS_STRING(s))
#define __Pyx_PyBytes_AsWritableSString(s)    ((signed char*) PyBytes_AS_STRING(s))
#define __Pyx_PyBytes_AsWritableUString(s)    ((unsigned char*) PyBytes_AS_STRING(s))
#define __Pyx_PyBytes_AsString(s)     ((const char*) PyBytes_AS_STRING(s))
#define __Pyx_PyBytes_AsSString(s)    ((const signed char*) PyBytes_AS_STRING(s))
#define __Pyx_PyBytes_AsUString(s)    ((const unsigned char*) PyBytes_AS_STRING(s))
#define __Pyx_PyObject_AsWritableString(s)    ((char*) __Pyx_PyObject_AsString(s))
#define __Pyx_PyObject_AsWritableSString(s)    ((signed char*) __Pyx_PyObject_AsString(s))
#define __Pyx_PyObject_AsWritableUString(s)    ((unsigned char*) __Pyx_PyObject_AsString(s))
#define __Pyx_PyObject_AsSString(s)    ((const signed char*) __Pyx_PyObject_AsString(s))
#define __Pyx_PyObject_AsUString(s)    ((const unsigned char*) __Pyx_PyObject_AsString(s))
#define __Pyx_PyObject_FromCString(s)  __Pyx_PyObject_FromString((const char*)s)
#define __Pyx_PyBytes_FromCString(s)   __Pyx_PyBytes_FromString((const char*)s)
#define __Pyx_PyByteArray_FromCString(s)   __Pyx_PyByteArray_FromString((const char*)s)
#define __Pyx_PyStr_FromCString(s)     __Pyx_PyStr_FromString((const char*)s)
#define __Pyx_PyUnicode_FromCString(s) __Pyx_PyUnicode_FromString((const char*)s)
static CYTHON_INLINE size_t __Pyx_Py_UNICODE_strlen(const Py_UNICODE *u) {
    const Py_UNICODE *u_end = u;
    while (*u_end++) ;
    return (size_t)(u_end - u - 1);
}
#define __Pyx_PyUnicode_FromUnicode(u)       PyUnicode_FromUnicode(u, __Pyx_Py_UNICODE_strlen(u))
#define __Pyx_PyUnicode_FromUnicodeAndLength PyUnicode_FromUnicode
#define __Pyx_PyUnicode_AsUnicode            PyUnicode_AsUnicode
#define __Pyx_NewRef(obj) (Py_INCREF(obj), obj)
#define __Pyx_Owned_Py_None(b) __Pyx_NewRef(Py_None)
static CYTHON_INLINE PyObject * __Pyx_PyBool_FromLong(long b);
static CYTHON_INLINE int __Pyx_PyObject_IsTrue(PyObject*);
static CYTHON_INLINE int __Pyx_PyObject_IsTrueAndDecref(PyObject*);
static CYTHON_INLINE PyObject* __Pyx_PyNumber_IntOrLong(PyObject* x);
#define __Pyx_PySequence_Tuple(obj)\
    (likely(PyTuple_CheckExact(obj)) ? __Pyx_NewRef(obj) : PySequence_Tuple(obj))
static CYTHON_INLINE Py_ssize_t __Pyx_PyIndex_AsSsize_t(PyObject*);
static CYTHON_INLINE PyObject * __Pyx_PyInt_FromSize_t(size_t);
#if CYTHON_ASSUME_SAFE_MACROS
#define __pyx_PyFloat_AsDouble(x) (PyFloat_CheckExact(x) ? PyFloat_AS_DOUBLE(x) : PyFloat_AsDouble(x))
#else
#define __pyx_PyFloat_AsDouble(x) PyFloat_AsDouble(x)
#endif
#define __pyx_PyFloat_AsFloat(x) ((float) __pyx_PyFloat_AsDouble(x))
#if PY_MAJOR_VERSION >= 3
#define __Pyx_PyNumber_Int(x) (PyLong_CheckExact(x) ? __Pyx_NewRef(x) : PyNumber_Long(x))
#else
#define __Pyx_PyNumber_Int(x) (PyInt_CheckExact(x) ? __Pyx_NewRef(x) : PyNumber_Int(x))
#endif
#define __Pyx_PyNumber_Float(x) (PyFloat_CheckExact(x) ? __Pyx_NewRef(x) : PyNumber_Float(x))
#if PY_MAJOR_VERSION < 3 && __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
static int __Pyx_sys_getdefaultencoding_not_ascii;
static int __Pyx_init_sys_getdefaultencoding_params(void) {
    PyObject* sys;
    PyObject* default_encoding = NULL;
    PyObject* ascii_chars_u = NULL;
    PyObject* ascii_chars_b = NULL;
    const char* default_encoding_c;
    sys = PyImport_ImportModule("sys");
    if (!sys) goto bad;
    default_encoding = PyObject_CallMethod(sys, (char*) "getdefaultencoding", NULL);
    Py_DECREF(sys);
    if (!default_encoding) goto bad;
    default_encoding_c = PyBytes_AsString(default_encoding);
    if (!default_encoding_c) goto bad;
    if (strcmp(default_encoding_c, "ascii") == 0) {
        __Pyx_sys_getdefaultencoding_not_ascii = 0;
    } else {
        char ascii_chars[128];
        int c;
        for (c = 0; c < 128; c++) {
            ascii_chars[c] = c;
        }
        __Pyx_sys_getdefaultencoding_not_ascii = 1;
        ascii_chars_u = PyUnicode_DecodeASCII(ascii_chars, 128, NULL);
        if (!ascii_chars_u) goto bad;
        ascii_chars_b = PyUnicode_AsEncodedString(ascii_chars_u, default_encoding_c, NULL);
        if (!ascii_chars_b || !PyBytes_Check(ascii_chars_b) || memcmp(ascii_chars, PyBytes_AS_STRING(ascii_chars_b), 128) != 0) {
            PyErr_Format(
                PyExc_ValueError,
                "This module compiled with c_string_encoding=ascii, but default encoding '%.200s' is not a superset of ascii.",
                default_encoding_c);
            goto bad;
        }
        Py_DECREF(ascii_chars_u);
        Py_DECREF(ascii_chars_b);
    }
    Py_DECREF(default_encoding);
    return 0;
bad:
    Py_XDECREF(default_encoding);
    Py_XDECREF(ascii_chars_u);
    Py_XDECREF(ascii_chars_b);
    return -1;
}
#endif
#if __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT && PY_MAJOR_VERSION >= 3
#define __Pyx_PyUnicode_FromStringAndSize(c_str, size) PyUnicode_DecodeUTF8(c_str, size, NULL)
#else
#define __Pyx_PyUnicode_FromStringAndSize(c_str, size) PyUnicode_Decode(c_str, size, __PYX_DEFAULT_STRING_ENCODING, NULL)
#if __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT
static char* __PYX_DEFAULT_STRING_ENCODING;
static int __Pyx_init_sys_getdefaultencoding_params(void) {
    PyObject* sys;
    PyObject* default_encoding = NULL;
    char* default_encoding_c;
    sys = PyImport_ImportModule("sys");
    if (!sys) goto bad;
    default_encoding = PyObject_CallMethod(sys, (char*) (const char*) "getdefaultencoding", NULL);
    Py_DECREF(sys);
    if (!default_encoding) goto bad;
    default_encoding_c = PyBytes_AsString(default_encoding);
    if (!default_encoding_c) goto bad;
    __PYX_DEFAULT_STRING_ENCODING = (char*) malloc(strlen(default_encoding_c) + 1);
    if (!__PYX_DEFAULT_STRING_ENCODING) goto bad;
    strcpy(__PYX_DEFAULT_STRING_ENCODING, default_encoding_c);
    Py_DECREF(default_encoding);
    return 0;
bad:
    Py_XDECREF(default_encoding);
    return -1;
}
#endif
#endif


/* Test for GCC > 2.95 */
#if defined(__GNUC__)     && (__GNUC__ > 2 || (__GNUC__ == 2 && (__GNUC_MINOR__ > 95)))
  #define likely(x)   __builtin_expect(!!(x), 1)
  #define unlikely(x) __builtin_expect(!!(x), 0)
#else /* !__GNUC__ or GCC < 2.95 */
  #define likely(x)   (x)
  #define unlikely(x) (x)
#endif /* __GNUC__ */
static CYTHON_INLINE void __Pyx_pretend_to_initialize(void* ptr) { (void)ptr; }

static PyObject *__pyx_m = NULL;
static PyObject *__pyx_d;
static PyObject *__pyx_b;
static PyObject *__pyx_cython_runtime = NULL;
static PyObject *__pyx_empty_tuple;
static PyObject *__pyx_empty_bytes;
static PyObject *__pyx_empty_unicode;
static int __pyx_lineno;
static int __pyx_clineno = 0;
static const char * __pyx_cfilenm= __FILE__;
static const char *__pyx_filename;

/* Header.proto */
#if !defined(CYTHON_CCOMPLEX)
  #if defined(__cplusplus)
    #define CYTHON_CCOMPLEX 1
  #elif defined(_Complex_I)
    #define CYTHON_CCOMPLEX 1
  #else
    #define CYTHON_CCOMPLEX 0
  #endif
#endif
#if CYTHON_CCOMPLEX
  #ifdef __cplusplus
    #include <complex>
  #else
    #include <complex.h>
  #endif
#endif
#if CYTHON_CCOMPLEX && !defined(__cplusplus) && defined(__sun__) && defined(__GNUC__)
  #undef _Complex_I
  #define _Complex_I 1.0fj
#endif


static const char *__pyx_f[] = {
  "src/cnnclustering/_types.pyx",
  "stringsource",
  "src/cnnclustering/_types.pxd",
  "__init__.pxd",
  "type.pxd",
};
/* MemviewSliceStruct.proto */
struct __pyx_memoryview_obj;
typedef struct {
  struct __pyx_memoryview_obj *memview;
  char *data;
  Py_ssize_t shape[8];
  Py_ssize_t strides[8];
  Py_ssize_t suboffsets[8];
} __Pyx_memviewslice;
#define __Pyx_MemoryView_Len(m)  (m.shape[0])

/* Atomics.proto */
#include <pythread.h>
#ifndef CYTHON_ATOMICS
    #define CYTHON_ATOMICS 1
#endif
#define __pyx_atomic_int_type int
#if CYTHON_ATOMICS && __GNUC__ >= 4 && (__GNUC_MINOR__ > 1 ||\
                    (__GNUC_MINOR__ == 1 && __GNUC_PATCHLEVEL >= 2)) &&\
                    !defined(__i386__)
    #define __pyx_atomic_incr_aligned(value, lock) __sync_fetch_and_add(value, 1)
    #define __pyx_atomic_decr_aligned(value, lock) __sync_fetch_and_sub(value, 1)
    #ifdef __PYX_DEBUG_ATOMICS
        #warning "Using GNU atomics"
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#elif CYTHON_ATOMICS && defined(_MSC_VER) && 0
    #include <Windows.h>
    #undef __pyx_atomic_int_type
    #define __pyx_atomic_int_type LONG
    #define __pyx_atomic_incr_aligned(value, lock) InterlockedIncrement(value)
    #define __pyx_atomic_decr_aligned(value, lock) InterlockedDecrement(value)
    #ifdef __PYX_DEBUG_ATOMICS
        #pragma message ("Using MSVC atomics")
    #endif
#elif CYTHON_ATOMICS && (defined(__ICC) || defined(__INTEL_COMPILER)) && 0
    #define __pyx_atomic_incr_aligned(value, lock) _InterlockedIncrement(value)
    #define __pyx_atomic_decr_aligned(value, lock) _InterlockedDecrement(value)
    #ifdef __PYX_DEBUG_ATOMICS
        #warning "Using Intel atomics"
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#else
    #undef CYTHON_ATOMICS
    #define CYTHON_ATOMICS 0
    #ifdef __PYX_DEBUG_ATOMICS
        #warning "Not using atomics"
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#endif
typedef volatile __pyx_atomic_int_type __pyx_atomic_int;
#if CYTHON_ATOMICS
    #define __pyx_add_acquisition_count(memview)\
             __pyx_atomic_incr_aligned(__pyx_get_slice_count_pointer(memview), memview->lock)
    #define __pyx_sub_acquisition_count(memview)\
            __pyx_atomic_decr_aligned(__pyx_get_slice_count_pointer(memview), memview->lock)
#else
    #define __pyx_add_acquisition_count(memview)\
            __pyx_add_acquisition_count_locked(__pyx_get_slice_count_pointer(memview), memview->lock)
    #define __pyx_sub_acquisition_count(memview)\
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/* ForceInitThreads.proto */
#ifndef __PYX_FORCE_INIT_THREADS
  #define __PYX_FORCE_INIT_THREADS 0
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/* NoFastGil.proto */
#define __Pyx_PyGILState_Ensure PyGILState_Ensure
#define __Pyx_PyGILState_Release PyGILState_Release
#define __Pyx_FastGIL_Remember()
#define __Pyx_FastGIL_Forget()
#define __Pyx_FastGilFuncInit()

/* BufferFormatStructs.proto */
#define IS_UNSIGNED(type) (((type) -1) > 0)
struct __Pyx_StructField_;
#define __PYX_BUF_FLAGS_PACKED_STRUCT (1 << 0)
typedef struct {
  const char* name;
  struct __Pyx_StructField_* fields;
  size_t size;
  size_t arraysize[8];
  int ndim;
  char typegroup;
  char is_unsigned;
  int flags;
} __Pyx_TypeInfo;
typedef struct __Pyx_StructField_ {
  __Pyx_TypeInfo* type;
  const char* name;
  size_t offset;
} __Pyx_StructField;
typedef struct {
  __Pyx_StructField* field;
  size_t parent_offset;
} __Pyx_BufFmt_StackElem;
typedef struct {
  __Pyx_StructField root;
  __Pyx_BufFmt_StackElem* head;
  size_t fmt_offset;
  size_t new_count, enc_count;
  size_t struct_alignment;
  int is_complex;
  char enc_type;
  char new_packmode;
  char enc_packmode;
  char is_valid_array;
} __Pyx_BufFmt_Context;


/* "../../../virtualenv/python3.9.1/lib/python3.9/site-packages/numpy/__init__.pxd":690
 * # in Cython to enable them only on the right systems.
 * 
 * ctypedef npy_int8       int8_t             # <<<<<<<<<<<<<<
 * ctypedef npy_int16      int16_t
 * ctypedef npy_int32      int32_t
 */
typedef npy_int8 __pyx_t_5numpy_int8_t;

/* "../../../virtualenv/python3.9.1/lib/python3.9/site-packages/numpy/__init__.pxd":691
 * 
 * ctypedef npy_int8       int8_t
 * ctypedef npy_int16      int16_t             # <<<<<<<<<<<<<<
 * ctypedef npy_int32      int32_t
 * ctypedef npy_int64      int64_t
 */
typedef npy_int16 __pyx_t_5numpy_int16_t;

/* "../../../virtualenv/python3.9.1/lib/python3.9/site-packages/numpy/__init__.pxd":692
 * ctypedef npy_int8       int8_t
 * ctypedef npy_int16      int16_t
 * ctypedef npy_int32      int32_t             # <<<<<<<<<<<<<<
 * ctypedef npy_int64      int64_t
 * #ctypedef npy_int96      int96_t
 */
typedef npy_int32 __pyx_t_5numpy_int32_t;

/* "../../../virtualenv/python3.9.1/lib/python3.9/site-packages/numpy/__init__.pxd":693
 * ctypedef npy_int16      int16_t
 * ctypedef npy_int32      int32_t
 * ctypedef npy_int64      int64_t             # <<<<<<<<<<<<<<
 * #ctypedef npy_int96      int96_t
 * #ctypedef npy_int128     int128_t
 */
typedef npy_int64 __pyx_t_5numpy_int64_t;

/* "../../../virtualenv/python3.9.1/lib/python3.9/site-packages/numpy/__init__.pxd":697
 * #ctypedef npy_int128     int128_t
 * 
 * ctypedef npy_uint8      uint8_t             # <<<<<<<<<<<<<<
 * ctypedef npy_uint16     uint16_t
 * ctypedef npy_uint32     uint32_t
 */
typedef npy_uint8 __pyx_t_5numpy_uint8_t;

/* "../../../virtualenv/python3.9.1/lib/python3.9/site-packages/numpy/__init__.pxd":698
 * 
 * ctypedef npy_uint8      uint8_t
 * ctypedef npy_uint16     uint16_t             # <<<<<<<<<<<<<<
 * ctypedef npy_uint32     uint32_t
 * ctypedef npy_uint64     uint64_t
 */
typedef npy_uint16 __pyx_t_5numpy_uint16_t;

/* "../../../virtualenv/python3.9.1/lib/python3.9/site-packages/numpy/__init__.pxd":699
 * ctypedef npy_uint8      uint8_t
 * ctypedef npy_uint16     uint16_t
 * ctypedef npy_uint32     uint32_t             # <<<<<<<<<<<<<<
 * ctypedef npy_uint64     uint64_t
 * #ctypedef npy_uint96     uint96_t
 */
typedef npy_uint32 __pyx_t_5numpy_uint32_t;

/* "../../../virtualenv/python3.9.1/lib/python3.9/site-packages/numpy/__init__.pxd":700
 * ctypedef npy_uint16     uint16_t
 * ctypedef npy_uint32     uint32_t
 * ctypedef npy_uint64     uint64_t             # <<<<<<<<<<<<<<
 * #ctypedef npy_uint96     uint96_t
 * #ctypedef npy_uint128    uint128_t
 */
typedef npy_uint64 __pyx_t_5numpy_uint64_t;

/* "../../../virtualenv/python3.9.1/lib/python3.9/site-packages/numpy/__init__.pxd":704
 * #ctypedef npy_uint128    uint128_t
 * 
 * ctypedef npy_float32    float32_t             # <<<<<<<<<<<<<<
 * ctypedef npy_float64    float64_t
 * #ctypedef npy_float80    float80_t
 */
typedef npy_float32 __pyx_t_5numpy_float32_t;

/* "../../../virtualenv/python3.9.1/lib/python3.9/site-packages/numpy/__init__.pxd":705
 * 
 * ctypedef npy_float32    float32_t
 * ctypedef npy_float64    float64_t             # <<<<<<<<<<<<<<
 * #ctypedef npy_float80    float80_t
 * #ctypedef npy_float128   float128_t
 */
typedef npy_float64 __pyx_t_5numpy_float64_t;

/* "../../../virtualenv/python3.9.1/lib/python3.9/site-packages/numpy/__init__.pxd":714
 * # The int types are mapped a bit surprising --
 * # numpy.int corresponds to 'l' and numpy.long to 'q'
 * ctypedef npy_long       int_t             # <<<<<<<<<<<<<<
 * ctypedef npy_longlong   long_t
 * ctypedef npy_longlong   longlong_t
 */
typedef npy_long __pyx_t_5numpy_int_t;

/* "../../../virtualenv/python3.9.1/lib/python3.9/site-packages/numpy/__init__.pxd":715
 * # numpy.int corresponds to 'l' and numpy.long to 'q'
 * ctypedef npy_long       int_t
 * ctypedef npy_longlong   long_t             # <<<<<<<<<<<<<<
 * ctypedef npy_longlong   longlong_t
 * 
 */
typedef npy_longlong __pyx_t_5numpy_long_t;

/* "../../../virtualenv/python3.9.1/lib/python3.9/site-packages/numpy/__init__.pxd":716
 * ctypedef npy_long       int_t
 * ctypedef npy_longlong   long_t
 * ctypedef npy_longlong   longlong_t             # <<<<<<<<<<<<<<
 * 
 * ctypedef npy_ulong      uint_t
 */
typedef npy_longlong __pyx_t_5numpy_longlong_t;

/* "../../../virtualenv/python3.9.1/lib/python3.9/site-packages/numpy/__init__.pxd":718
 * ctypedef npy_longlong   longlong_t
 * 
 * ctypedef npy_ulong      uint_t             # <<<<<<<<<<<<<<
 * ctypedef npy_ulonglong  ulong_t
 * ctypedef npy_ulonglong  ulonglong_t
 */
typedef npy_ulong __pyx_t_5numpy_uint_t;

/* "../../../virtualenv/python3.9.1/lib/python3.9/site-packages/numpy/__init__.pxd":719
 * 
 * ctypedef npy_ulong      uint_t
 * ctypedef npy_ulonglong  ulong_t             # <<<<<<<<<<<<<<
 * ctypedef npy_ulonglong  ulonglong_t
 * 
 */
typedef npy_ulonglong __pyx_t_5numpy_ulong_t;

/* "../../../virtualenv/python3.9.1/lib/python3.9/site-packages/numpy/__init__.pxd":720
 * ctypedef npy_ulong      uint_t
 * ctypedef npy_ulonglong  ulong_t
 * ctypedef npy_ulonglong  ulonglong_t             # <<<<<<<<<<<<<<
 * 
 * ctypedef npy_intp       intp_t
 */
typedef npy_ulonglong __pyx_t_5numpy_ulonglong_t;

/* "../../../virtualenv/python3.9.1/lib/python3.9/site-packages/numpy/__init__.pxd":722
 * ctypedef npy_ulonglong  ulonglong_t
 * 
 * ctypedef npy_intp       intp_t             # <<<<<<<<<<<<<<
 * ctypedef npy_uintp      uintp_t
 * 
 */
typedef npy_intp __pyx_t_5numpy_intp_t;

/* "../../../virtualenv/python3.9.1/lib/python3.9/site-packages/numpy/__init__.pxd":723
 * 
 * ctypedef npy_intp       intp_t
 * ctypedef npy_uintp      uintp_t             # <<<<<<<<<<<<<<
 * 
 * ctypedef npy_double     float_t
 */
typedef npy_uintp __pyx_t_5numpy_uintp_t;

/* "../../../virtualenv/python3.9.1/lib/python3.9/site-packages/numpy/__init__.pxd":725
 * ctypedef npy_uintp      uintp_t
 * 
 * ctypedef npy_double     float_t             # <<<<<<<<<<<<<<
 * ctypedef npy_double     double_t
 * ctypedef npy_longdouble longdouble_t
 */
typedef npy_double __pyx_t_5numpy_float_t;

/* "../../../virtualenv/python3.9.1/lib/python3.9/site-packages/numpy/__init__.pxd":726
 * 
 * ctypedef npy_double     float_t
 * ctypedef npy_double     double_t             # <<<<<<<<<<<<<<
 * ctypedef npy_longdouble longdouble_t
 * 
 */
typedef npy_double __pyx_t_5numpy_double_t;

/* "../../../virtualenv/python3.9.1/lib/python3.9/site-packages/numpy/__init__.pxd":727
 * ctypedef npy_double     float_t
 * ctypedef npy_double     double_t
 * ctypedef npy_longdouble longdouble_t             # <<<<<<<<<<<<<<
 * 
 * ctypedef npy_cfloat      cfloat_t
 */
typedef npy_longdouble __pyx_t_5numpy_longdouble_t;

/* "cnnclustering/_primitive_types.pxd":4
 * 
 * 
 * ctypedef np.intp_t AINDEX             # <<<<<<<<<<<<<<
 * ctypedef np.float64_t AVALUE
 * ctypedef np.float32_t AVALUE32
 */
typedef __pyx_t_5numpy_intp_t __pyx_t_13cnnclustering_16_primitive_types_AINDEX;

/* "cnnclustering/_primitive_types.pxd":5
 * 
 * ctypedef np.intp_t AINDEX
 * ctypedef np.float64_t AVALUE             # <<<<<<<<<<<<<<
 * ctypedef np.float32_t AVALUE32
 * ctypedef np.uint8_t ABOOL
 */
typedef __pyx_t_5numpy_float64_t __pyx_t_13cnnclustering_16_primitive_types_AVALUE;

/* "cnnclustering/_primitive_types.pxd":6
 * ctypedef np.intp_t AINDEX
 * ctypedef np.float64_t AVALUE
 * ctypedef np.float32_t AVALUE32             # <<<<<<<<<<<<<<
 * ctypedef np.uint8_t ABOOL
 */
typedef __pyx_t_5numpy_float32_t __pyx_t_13cnnclustering_16_primitive_types_AVALUE32;

/* "cnnclustering/_primitive_types.pxd":7
 * ctypedef np.float64_t AVALUE
 * ctypedef np.float32_t AVALUE32
 * ctypedef np.uint8_t ABOOL             # <<<<<<<<<<<<<<
 */
typedef __pyx_t_5numpy_uint8_t __pyx_t_13cnnclustering_16_primitive_types_ABOOL;
/* Declarations.proto */
#if CYTHON_CCOMPLEX
  #ifdef __cplusplus
    typedef ::std::complex< float > __pyx_t_float_complex;
  #else
    typedef float _Complex __pyx_t_float_complex;
  #endif
#else
    typedef struct { float real, imag; } __pyx_t_float_complex;
#endif
static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(float, float);

/* Declarations.proto */
#if CYTHON_CCOMPLEX
  #ifdef __cplusplus
    typedef ::std::complex< double > __pyx_t_double_complex;
  #else
    typedef double _Complex __pyx_t_double_complex;
  #endif
#else
    typedef struct { double real, imag; } __pyx_t_double_complex;
#endif
static CYTHON_INLINE __pyx_t_double_complex __pyx_t_double_complex_from_parts(double, double);


/*--- Type declarations ---*/
struct __pyx_obj_13cnnclustering_6_types_ClusterParameters;
struct __pyx_obj_13cnnclustering_6_types_Labels;
struct __pyx_obj_13cnnclustering_6_types_ReferenceIndices;
struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface;
struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface;
struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtInterface;
struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtInterface;
struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface;
struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtInterface;
struct __pyx_obj_13cnnclustering_6_types_QueueExtInterface;
struct __pyx_obj_13cnnclustering_6_types_InputDataExtComponentsMemoryview;
struct __pyx_obj_13cnnclustering_6_types_InputDataExtDistancesLinearMemoryview;
struct __pyx_obj_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview;
struct __pyx_obj_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector;
struct __pyx_obj_13cnnclustering_6_types_NeighboursExtVector;
struct __pyx_obj_13cnnclustering_6_types_NeighboursExtCPPSet;
struct __pyx_obj_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet;
struct __pyx_obj_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet;
struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtBruteForce;
struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtLookup;
struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtMetric;
struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtLookup;
struct __pyx_obj_13cnnclustering_6_types_MetricExtDummy;
struct __pyx_obj_13cnnclustering_6_types_MetricExtPrecomputed;
struct __pyx_obj_13cnnclustering_6_types_MetricExtEuclidean;
struct __pyx_obj_13cnnclustering_6_types_MetricExtEuclideanReduced;
struct __pyx_obj_13cnnclustering_6_types_MetricExtEuclideanPeriodicReduced;
struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtContains;
struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtSwitchContains;
struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtScreensorted;
struct __pyx_obj_13cnnclustering_6_types_QueueExtLIFOVector;
struct __pyx_obj_13cnnclustering_6_types_QueueExtFIFOQueue;
struct __pyx_obj_13cnnclustering_6_types___pyx_scope_struct__by_parts;
struct __pyx_array_obj;
struct __pyx_MemviewEnum_obj;
struct __pyx_memoryview_obj;
struct __pyx_memoryviewslice_obj;

/* "../../../virtualenv/python3.9.1/lib/python3.9/site-packages/numpy/__init__.pxd":729
 * ctypedef npy_longdouble longdouble_t
 * 
 * ctypedef npy_cfloat      cfloat_t             # <<<<<<<<<<<<<<
 * ctypedef npy_cdouble     cdouble_t
 * ctypedef npy_clongdouble clongdouble_t
 */
typedef npy_cfloat __pyx_t_5numpy_cfloat_t;

/* "../../../virtualenv/python3.9.1/lib/python3.9/site-packages/numpy/__init__.pxd":730
 * 
 * ctypedef npy_cfloat      cfloat_t
 * ctypedef npy_cdouble     cdouble_t             # <<<<<<<<<<<<<<
 * ctypedef npy_clongdouble clongdouble_t
 * 
 */
typedef npy_cdouble __pyx_t_5numpy_cdouble_t;

/* "../../../virtualenv/python3.9.1/lib/python3.9/site-packages/numpy/__init__.pxd":731
 * ctypedef npy_cfloat      cfloat_t
 * ctypedef npy_cdouble     cdouble_t
 * ctypedef npy_clongdouble clongdouble_t             # <<<<<<<<<<<<<<
 * 
 * ctypedef npy_cdouble     complex_t
 */
typedef npy_clongdouble __pyx_t_5numpy_clongdouble_t;

/* "../../../virtualenv/python3.9.1/lib/python3.9/site-packages/numpy/__init__.pxd":733
 * ctypedef npy_clongdouble clongdouble_t
 * 
 * ctypedef npy_cdouble     complex_t             # <<<<<<<<<<<<<<
 * 
 * cdef inline object PyArray_MultiIterNew1(a):
 */
typedef npy_cdouble __pyx_t_5numpy_complex_t;

/* "cnnclustering/_types.pxd":118
 * 
 * 
 * cdef class ClusterParameters:             # <<<<<<<<<<<<<<
 *     cdef public:
 *         AVALUE radius_cutoff
 */
struct __pyx_obj_13cnnclustering_6_types_ClusterParameters {
  PyObject_HEAD
  __pyx_t_13cnnclustering_16_primitive_types_AVALUE radius_cutoff;
  __pyx_t_13cnnclustering_16_primitive_types_AINDEX similarity_cutoff;
  __pyx_t_13cnnclustering_16_primitive_types_AVALUE similarity_cutoff_continuous;
  __pyx_t_13cnnclustering_16_primitive_types_AINDEX n_member_cutoff;
  __pyx_t_13cnnclustering_16_primitive_types_AINDEX current_start;
};


/* "cnnclustering/_types.pxd":127
 * 
 * 
 * cdef class Labels:             # <<<<<<<<<<<<<<
 *     cdef public:
 *         dict meta
 */
struct __pyx_obj_13cnnclustering_6_types_Labels {
  PyObject_HEAD
  PyObject *meta;
  __Pyx_memviewslice _labels;
  __Pyx_memviewslice _consider;
  std::unordered_set<__pyx_t_13cnnclustering_16_primitive_types_AINDEX>  _consider_set;
};


/* "cnnclustering/_types.pxd":138
 * 
 * 
 * cdef class ReferenceIndices:             # <<<<<<<<<<<<<<
 *     cdef:
 *         AINDEX[::1] _root
 */
struct __pyx_obj_13cnnclustering_6_types_ReferenceIndices {
  PyObject_HEAD
  __Pyx_memviewslice _root;
  __Pyx_memviewslice _parent;
};


/* "cnnclustering/_types.pxd":144
 * 
 * 
 * cdef class InputDataExtInterface:             # <<<<<<<<<<<<<<
 *     cdef public:
 *         AINDEX n_points
 */
struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface {
  PyObject_HEAD
  struct __pyx_vtabstruct_13cnnclustering_6_types_InputDataExtInterface *__pyx_vtab;
  __pyx_t_13cnnclustering_16_primitive_types_AINDEX n_points;
  __pyx_t_13cnnclustering_16_primitive_types_AINDEX n_dim;
  PyObject *meta;
};


/* "cnnclustering/_types.pxd":162
 * 
 * 
 * cdef class NeighboursExtInterface:             # <<<<<<<<<<<<<<
 *     cdef public:
 *         AINDEX n_points
 */
struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface {
  PyObject_HEAD
  struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursExtInterface *__pyx_vtab;
  __pyx_t_13cnnclustering_16_primitive_types_AINDEX n_points;
};


/* "cnnclustering/_types.pxd":173
 * 
 * 
 * cdef class NeighboursGetterExtInterface:             # <<<<<<<<<<<<<<
 *     cdef public:
 *         bint is_selfcounting
 */
struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtInterface {
  PyObject_HEAD
  struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursGetterExtInterface *__pyx_vtab;
  int is_selfcounting;
  int is_sorted;
};


/* "cnnclustering/_types.pxd":194
 * 
 * 
 * cdef class DistanceGetterExtInterface:             # <<<<<<<<<<<<<<
 *     cdef AVALUE _get_single(
 *             self,
 */
struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtInterface {
  PyObject_HEAD
  struct __pyx_vtabstruct_13cnnclustering_6_types_DistanceGetterExtInterface *__pyx_vtab;
};


/* "cnnclustering/_types.pxd":209
 * 
 * 
 * cdef class MetricExtInterface:             # <<<<<<<<<<<<<<
 *     cdef AVALUE _calc_distance(
 *             self,
 */
struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface {
  PyObject_HEAD
  struct __pyx_vtabstruct_13cnnclustering_6_types_MetricExtInterface *__pyx_vtab;
};


/* "cnnclustering/_types.pxd":224
 * 
 * 
 * cdef class SimilarityCheckerExtInterface:             # <<<<<<<<<<<<<<
 * 
 *     cdef bint _check(
 */
struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtInterface {
  PyObject_HEAD
  struct __pyx_vtabstruct_13cnnclustering_6_types_SimilarityCheckerExtInterface *__pyx_vtab;
};


/* "cnnclustering/_types.pxd":233
 * 
 * 
 * cdef class QueueExtInterface:             # <<<<<<<<<<<<<<
 * 
 *     cdef void _push(self, const AINDEX value) nogil
 */
struct __pyx_obj_13cnnclustering_6_types_QueueExtInterface {
  PyObject_HEAD
  struct __pyx_vtabstruct_13cnnclustering_6_types_QueueExtInterface *__pyx_vtab;
};


/* "cnnclustering/_types.pxd":240
 * 
 * 
 * cdef class InputDataExtComponentsMemoryview(InputDataExtInterface):             # <<<<<<<<<<<<<<
 * 
 *     cdef:
 */
struct __pyx_obj_13cnnclustering_6_types_InputDataExtComponentsMemoryview {
  struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface __pyx_base;
  __Pyx_memviewslice _data;
};


/* "cnnclustering/_types.pxd":249
 * 
 * 
 * cdef class InputDataExtDistancesLinearMemoryview(InputDataExtInterface):             # <<<<<<<<<<<<<<
 * 
 *     cdef:
 */
struct __pyx_obj_13cnnclustering_6_types_InputDataExtDistancesLinearMemoryview {
  struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface __pyx_base;
  __Pyx_memviewslice _data;
};


/* "cnnclustering/_types.pxd":259
 * 
 * 
 * cdef class InputDataExtNeighbourhoodsMemoryview(InputDataExtInterface):             # <<<<<<<<<<<<<<
 * 
 *     cdef:
 */
struct __pyx_obj_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview {
  struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface __pyx_base;
  __Pyx_memviewslice _data;
  __Pyx_memviewslice _n_neighbours;
};


/* "cnnclustering/_types.pxd":269
 * 
 * 
 * cdef class InputDataExtNeighbourhoodsVector(InputDataExtInterface):             # <<<<<<<<<<<<<<
 * 
 *     cdef:
 */
struct __pyx_obj_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector {
  struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface __pyx_base;
  std::vector<std::vector<__pyx_t_13cnnclustering_16_primitive_types_AINDEX> >  _data;
  std::vector<__pyx_t_13cnnclustering_16_primitive_types_AINDEX>  _n_neighbours;
};


/* "cnnclustering/_types.pxd":279
 * 
 * 
 * cdef class NeighboursExtVector(NeighboursExtInterface):             # <<<<<<<<<<<<<<
 * 
 *     cdef:
 */
struct __pyx_obj_13cnnclustering_6_types_NeighboursExtVector {
  struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface __pyx_base;
  __pyx_t_13cnnclustering_16_primitive_types_AINDEX _initial_size;
  std::vector<__pyx_t_13cnnclustering_16_primitive_types_AINDEX>  _neighbours;
};


/* "cnnclustering/_types.pxd":292
 * 
 * 
 * cdef class NeighboursExtCPPSet(NeighboursExtInterface):             # <<<<<<<<<<<<<<
 * 
 *     cdef:
 */
struct __pyx_obj_13cnnclustering_6_types_NeighboursExtCPPSet {
  struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface __pyx_base;
  __pyx_t_13cnnclustering_16_primitive_types_AINDEX _initial_size;
  std::set<__pyx_t_13cnnclustering_16_primitive_types_AINDEX>  _neighbours;
};


/* "cnnclustering/_types.pxd":305
 * 
 * 
 * cdef class NeighboursExtCPPUnorderedSet(NeighboursExtInterface):             # <<<<<<<<<<<<<<
 * 
 *     cdef:
 */
struct __pyx_obj_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet {
  struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface __pyx_base;
  __pyx_t_13cnnclustering_16_primitive_types_AINDEX _initial_size;
  std::unordered_set<__pyx_t_13cnnclustering_16_primitive_types_AINDEX>  _neighbours;
};


/* "cnnclustering/_types.pxd":318
 * 
 * 
 * cdef class NeighboursExtVectorCPPUnorderedSet(NeighboursExtInterface):             # <<<<<<<<<<<<<<
 * 
 *     cdef:
 */
struct __pyx_obj_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet {
  struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface __pyx_base;
  __pyx_t_13cnnclustering_16_primitive_types_AINDEX _initial_size;
  std::vector<__pyx_t_13cnnclustering_16_primitive_types_AINDEX>  _neighbours;
  std::unordered_set<__pyx_t_13cnnclustering_16_primitive_types_AINDEX>  _neighbours_view;
};


/* "cnnclustering/_types.pxd":332
 * 
 * 
 * cdef class NeighboursGetterExtBruteForce(NeighboursGetterExtInterface):             # <<<<<<<<<<<<<<
 * 
 *     cdef public:
 */
struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtBruteForce {
  struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtInterface __pyx_base;
  struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtInterface *_distance_getter;
};


/* "cnnclustering/_types.pxd":353
 * 
 * 
 * cdef class NeighboursGetterExtLookup(NeighboursGetterExtInterface):             # <<<<<<<<<<<<<<
 * 
 *     cdef void _get(
 */
struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtLookup {
  struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtInterface __pyx_base;
};


/* "cnnclustering/_types.pxd":371
 * 
 * 
 * cdef class DistanceGetterExtMetric(DistanceGetterExtInterface):             # <<<<<<<<<<<<<<
 *     cdef public:
 *         MetricExtInterface _metric
 */
struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtMetric {
  struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtInterface __pyx_base;
  struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface *_metric;
};


/* "cnnclustering/_types.pxd":389
 * 
 * 
 * cdef class DistanceGetterExtLookup(DistanceGetterExtInterface):             # <<<<<<<<<<<<<<
 * 
 *     cdef AVALUE _get_single(
 */
struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtLookup {
  struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtInterface __pyx_base;
};


/* "cnnclustering/_types.pxd":405
 * 
 * 
 * cdef class MetricExtDummy(MetricExtInterface):             # <<<<<<<<<<<<<<
 * 
 *     cdef AVALUE _calc_distance(
 */
struct __pyx_obj_13cnnclustering_6_types_MetricExtDummy {
  struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface __pyx_base;
};


/* "cnnclustering/_types.pxd":421
 * 
 * 
 * cdef class MetricExtPrecomputed(MetricExtInterface):             # <<<<<<<<<<<<<<
 *     cdef AVALUE _calc_distance(
 *             self,
 */
struct __pyx_obj_13cnnclustering_6_types_MetricExtPrecomputed {
  struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface __pyx_base;
};


/* "cnnclustering/_types.pxd":436
 * 
 * 
 * cdef class MetricExtEuclidean(MetricExtInterface):             # <<<<<<<<<<<<<<
 *     cdef AVALUE _calc_distance(
 *             self,
 */
struct __pyx_obj_13cnnclustering_6_types_MetricExtEuclidean {
  struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface __pyx_base;
};


/* "cnnclustering/_types.pxd":451
 * 
 * 
 * cdef class MetricExtEuclideanReduced(MetricExtInterface):             # <<<<<<<<<<<<<<
 *     cdef AVALUE _calc_distance(
 *             self,
 */
struct __pyx_obj_13cnnclustering_6_types_MetricExtEuclideanReduced {
  struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface __pyx_base;
};


/* "cnnclustering/_types.pxd":466
 * 
 * 
 * cdef class MetricExtEuclideanPeriodicReduced(MetricExtInterface):             # <<<<<<<<<<<<<<
 *     cdef:
 *         AVALUE[::1] _bounds
 */
struct __pyx_obj_13cnnclustering_6_types_MetricExtEuclideanPeriodicReduced {
  struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface __pyx_base;
  __Pyx_memviewslice _bounds;
};


/* "cnnclustering/_types.pxd":484
 * 
 * 
 * cdef class SimilarityCheckerExtContains(SimilarityCheckerExtInterface):             # <<<<<<<<<<<<<<
 *     """Implements the similarity checker interface"""
 * 
 */
struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtContains {
  struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtInterface __pyx_base;
};


/* "cnnclustering/_types.pxd":494
 * 
 * 
 * cdef class SimilarityCheckerExtSwitchContains(SimilarityCheckerExtInterface):             # <<<<<<<<<<<<<<
 *     """Implements the similarity checker interface"""
 * 
 */
struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtSwitchContains {
  struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtInterface __pyx_base;
};


/* "cnnclustering/_types.pxd":504
 * 
 * 
 * cdef class SimilarityCheckerExtScreensorted(SimilarityCheckerExtInterface):             # <<<<<<<<<<<<<<
 *     """Implements the similarity checker interface"""
 * 
 */
struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtScreensorted {
  struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtInterface __pyx_base;
};


/* "cnnclustering/_types.pxd":514
 * 
 * 
 * cdef class QueueExtLIFOVector(QueueExtInterface):             # <<<<<<<<<<<<<<
 *     """Implements the queue interface"""
 * 
 */
struct __pyx_obj_13cnnclustering_6_types_QueueExtLIFOVector {
  struct __pyx_obj_13cnnclustering_6_types_QueueExtInterface __pyx_base;
  std::vector<__pyx_t_13cnnclustering_16_primitive_types_AINDEX>  _queue;
};


/* "cnnclustering/_types.pxd":525
 * 
 * 
 * cdef class QueueExtFIFOQueue(QueueExtInterface):             # <<<<<<<<<<<<<<
 *     """Implements the queue interface"""
 * 
 */
struct __pyx_obj_13cnnclustering_6_types_QueueExtFIFOQueue {
  struct __pyx_obj_13cnnclustering_6_types_QueueExtInterface __pyx_base;
  std::queue<__pyx_t_13cnnclustering_16_primitive_types_AINDEX>  _queue;
};


/* "cnnclustering/_types.pyx":968
 *         # Slow because it goes via numpy array
 * 
 *     def by_parts(self) -> Iterator:             # <<<<<<<<<<<<<<
 *         """Yield data by parts
 * 
 */
struct __pyx_obj_13cnnclustering_6_types___pyx_scope_struct__by_parts {
  PyObject_HEAD
  PyObject *__pyx_v_data;
  PyObject *__pyx_v_edges;
  PyObject *__pyx_v_end;
  struct __pyx_obj_13cnnclustering_6_types_InputDataExtComponentsMemoryview *__pyx_v_self;
  PyObject *__pyx_v_start;
  PyObject *__pyx_t_0;
  Py_ssize_t __pyx_t_1;
  PyObject *(*__pyx_t_2)(PyObject *);
};


/* "View.MemoryView":105
 * 
 * @cname("__pyx_array")
 * cdef class array:             # <<<<<<<<<<<<<<
 * 
 *     cdef:
 */
struct __pyx_array_obj {
  PyObject_HEAD
  struct __pyx_vtabstruct_array *__pyx_vtab;
  char *data;
  Py_ssize_t len;
  char *format;
  int ndim;
  Py_ssize_t *_shape;
  Py_ssize_t *_strides;
  Py_ssize_t itemsize;
  PyObject *mode;
  PyObject *_format;
  void (*callback_free_data)(void *);
  int free_data;
  int dtype_is_object;
};


/* "View.MemoryView":279
 * 
 * @cname('__pyx_MemviewEnum')
 * cdef class Enum(object):             # <<<<<<<<<<<<<<
 *     cdef object name
 *     def __init__(self, name):
 */
struct __pyx_MemviewEnum_obj {
  PyObject_HEAD
  PyObject *name;
};


/* "View.MemoryView":330
 * 
 * @cname('__pyx_memoryview')
 * cdef class memoryview(object):             # <<<<<<<<<<<<<<
 * 
 *     cdef object obj
 */
struct __pyx_memoryview_obj {
  PyObject_HEAD
  struct __pyx_vtabstruct_memoryview *__pyx_vtab;
  PyObject *obj;
  PyObject *_size;
  PyObject *_array_interface;
  PyThread_type_lock lock;
  __pyx_atomic_int acquisition_count[2];
  __pyx_atomic_int *acquisition_count_aligned_p;
  Py_buffer view;
  int flags;
  int dtype_is_object;
  __Pyx_TypeInfo *typeinfo;
};


/* "View.MemoryView":965
 * 
 * @cname('__pyx_memoryviewslice')
 * cdef class _memoryviewslice(memoryview):             # <<<<<<<<<<<<<<
 *     "Internal class for passing memoryview slices to Python"
 * 
 */
struct __pyx_memoryviewslice_obj {
  struct __pyx_memoryview_obj __pyx_base;
  __Pyx_memviewslice from_slice;
  PyObject *from_object;
  PyObject *(*to_object_func)(char *);
  int (*to_dtype_func)(char *, PyObject *);
};



/* "cnnclustering/_types.pyx":372
 * 
 * 
 * cdef class InputDataExtInterface:             # <<<<<<<<<<<<<<
 *     """Defines the input data interface for Cython extension types"""
 * 
 */

struct __pyx_vtabstruct_13cnnclustering_6_types_InputDataExtInterface {
  __pyx_t_13cnnclustering_16_primitive_types_AVALUE (*_get_component)(struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , __pyx_t_13cnnclustering_16_primitive_types_AINDEX const );
  __pyx_t_13cnnclustering_16_primitive_types_AINDEX (*_get_n_neighbours)(struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const );
  __pyx_t_13cnnclustering_16_primitive_types_AINDEX (*_get_neighbour)(struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , __pyx_t_13cnnclustering_16_primitive_types_AINDEX const );
  __pyx_t_13cnnclustering_16_primitive_types_AVALUE (*_get_distance)(struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , __pyx_t_13cnnclustering_16_primitive_types_AINDEX const );
  void (*_compute_distances)(struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *);
  void (*_compute_neighbourhoods)(struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AVALUE, __pyx_t_13cnnclustering_16_primitive_types_ABOOL, __pyx_t_13cnnclustering_16_primitive_types_ABOOL);
};
static struct __pyx_vtabstruct_13cnnclustering_6_types_InputDataExtInterface *__pyx_vtabptr_13cnnclustering_6_types_InputDataExtInterface;


/* "cnnclustering/_types.pyx":497
 *         return []
 * 
 * cdef class NeighboursExtInterface:             # <<<<<<<<<<<<<<
 * 
 *     cdef void _assign(self, const AINDEX member) nogil: ...
 */

struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursExtInterface {
  void (*_assign)(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const );
  void (*_reset)(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *);
  int (*_enough)(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const );
  __pyx_t_13cnnclustering_16_primitive_types_AINDEX (*_get_member)(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const );
  int (*_contains)(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const );
};
static struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursExtInterface *__pyx_vtabptr_13cnnclustering_6_types_NeighboursExtInterface;


/* "cnnclustering/_types.pyx":527
 *         return []
 * 
 * cdef class NeighboursGetterExtInterface:             # <<<<<<<<<<<<<<
 * 
 *     cdef void _get(
 */

struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursGetterExtInterface {
  void (*_get)(struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *, struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *, struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *);
  void (*_get_other)(struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *, struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *, struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *);
};
static struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursGetterExtInterface *__pyx_vtabptr_13cnnclustering_6_types_NeighboursGetterExtInterface;


/* "cnnclustering/_types.pyx":597
 *         return []
 * 
 * cdef class DistanceGetterExtInterface:             # <<<<<<<<<<<<<<
 *     cdef AVALUE _get_single(
 *             self,
 */

struct __pyx_vtabstruct_13cnnclustering_6_types_DistanceGetterExtInterface {
  __pyx_t_13cnnclustering_16_primitive_types_AVALUE (*_get_single)(struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *);
  __pyx_t_13cnnclustering_16_primitive_types_AVALUE (*_get_single_other)(struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *);
};
static struct __pyx_vtabstruct_13cnnclustering_6_types_DistanceGetterExtInterface *__pyx_vtabptr_13cnnclustering_6_types_DistanceGetterExtInterface;


/* "cnnclustering/_types.pyx":656
 *         return f"{type(self).__name__}"
 * 
 * cdef class MetricExtInterface:             # <<<<<<<<<<<<<<
 *     """Defines the metric interface for extension types"""
 * 
 */

struct __pyx_vtabstruct_13cnnclustering_6_types_MetricExtInterface {
  __pyx_t_13cnnclustering_16_primitive_types_AVALUE (*_calc_distance)(struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *);
  __pyx_t_13cnnclustering_16_primitive_types_AVALUE (*_calc_distance_other)(struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *);
  __pyx_t_13cnnclustering_16_primitive_types_AVALUE (*_adjust_radius)(struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AVALUE);
};
static struct __pyx_vtabstruct_13cnnclustering_6_types_MetricExtInterface *__pyx_vtabptr_13cnnclustering_6_types_MetricExtInterface;


/* "cnnclustering/_types.pyx":717
 *         return []
 * 
 * cdef class SimilarityCheckerExtInterface:             # <<<<<<<<<<<<<<
 *     """Defines the similarity checker interface for extension types"""
 * 
 */

struct __pyx_vtabstruct_13cnnclustering_6_types_SimilarityCheckerExtInterface {
  int (*_check)(struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtInterface *, struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *, struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *, struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *);
};
static struct __pyx_vtabstruct_13cnnclustering_6_types_SimilarityCheckerExtInterface *__pyx_vtabptr_13cnnclustering_6_types_SimilarityCheckerExtInterface;


/* "cnnclustering/_types.pyx":763
 *         return []
 * 
 * cdef class QueueExtInterface:             # <<<<<<<<<<<<<<
 * 
 *     cdef void _push(self, const AINDEX value) nogil: ...
 */

struct __pyx_vtabstruct_13cnnclustering_6_types_QueueExtInterface {
  void (*_push)(struct __pyx_obj_13cnnclustering_6_types_QueueExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const );
  __pyx_t_13cnnclustering_16_primitive_types_AINDEX (*_pop)(struct __pyx_obj_13cnnclustering_6_types_QueueExtInterface *);
  int (*_is_empty)(struct __pyx_obj_13cnnclustering_6_types_QueueExtInterface *);
};
static struct __pyx_vtabstruct_13cnnclustering_6_types_QueueExtInterface *__pyx_vtabptr_13cnnclustering_6_types_QueueExtInterface;


/* "cnnclustering/_types.pyx":931
 * 
 * 
 * cdef class InputDataExtComponentsMemoryview(InputDataExtInterface):             # <<<<<<<<<<<<<<
 *     """Implements the input data interface
 * 
 */

struct __pyx_vtabstruct_13cnnclustering_6_types_InputDataExtComponentsMemoryview {
  struct __pyx_vtabstruct_13cnnclustering_6_types_InputDataExtInterface __pyx_base;
};
static struct __pyx_vtabstruct_13cnnclustering_6_types_InputDataExtComponentsMemoryview *__pyx_vtabptr_13cnnclustering_6_types_InputDataExtComponentsMemoryview;


/* "cnnclustering/_types.pyx":991
 * 
 * 
 * cdef class InputDataExtDistancesLinearMemoryview(InputDataExtInterface):             # <<<<<<<<<<<<<<
 *     """Implements the input data interface
 * 
 */

struct __pyx_vtabstruct_13cnnclustering_6_types_InputDataExtDistancesLinearMemoryview {
  struct __pyx_vtabstruct_13cnnclustering_6_types_InputDataExtInterface __pyx_base;
};
static struct __pyx_vtabstruct_13cnnclustering_6_types_InputDataExtDistancesLinearMemoryview *__pyx_vtabptr_13cnnclustering_6_types_InputDataExtDistancesLinearMemoryview;


/* "cnnclustering/_types.pyx":1032
 * 
 * 
 * cdef class InputDataExtNeighbourhoodsMemoryview(InputDataExtInterface):             # <<<<<<<<<<<<<<
 *     """Implements the input data interface
 * 
 */

struct __pyx_vtabstruct_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview {
  struct __pyx_vtabstruct_13cnnclustering_6_types_InputDataExtInterface __pyx_base;
};
static struct __pyx_vtabstruct_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview *__pyx_vtabptr_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview;


/* "cnnclustering/_types.pyx":1099
 * 
 * 
 * cdef class InputDataExtNeighbourhoodsVector(InputDataExtInterface):             # <<<<<<<<<<<<<<
 *     """Implements the input data interface
 * 
 */

struct __pyx_vtabstruct_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector {
  struct __pyx_vtabstruct_13cnnclustering_6_types_InputDataExtInterface __pyx_base;
};
static struct __pyx_vtabstruct_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector *__pyx_vtabptr_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector;


/* "cnnclustering/_types.pyx":1256
 * 
 * 
 * cdef class NeighboursExtVector(NeighboursExtInterface):             # <<<<<<<<<<<<<<
 *     """Implements the neighbours interface
 * 
 */

struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursExtVector {
  struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursExtInterface __pyx_base;
};
static struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursExtVector *__pyx_vtabptr_13cnnclustering_6_types_NeighboursExtVector;


/* "cnnclustering/_types.pyx":1306
 * 
 * 
 * cdef class NeighboursExtCPPSet(NeighboursExtInterface):             # <<<<<<<<<<<<<<
 *     """Implements the neighbours interface
 * 
 */

struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursExtCPPSet {
  struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursExtInterface __pyx_base;
};
static struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursExtCPPSet *__pyx_vtabptr_13cnnclustering_6_types_NeighboursExtCPPSet;


/* "cnnclustering/_types.pyx":1355
 * 
 * 
 * cdef class NeighboursExtCPPUnorderedSet(NeighboursExtInterface):             # <<<<<<<<<<<<<<
 *     """Implements the neighbours interface
 * 
 */

struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet {
  struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursExtInterface __pyx_base;
};
static struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet *__pyx_vtabptr_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet;


/* "cnnclustering/_types.pyx":1404
 * 
 * 
 * cdef class NeighboursExtVectorCPPUnorderedSet(NeighboursExtInterface):             # <<<<<<<<<<<<<<
 *     """Implements the neighbours interface
 * 
 */

struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet {
  struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursExtInterface __pyx_base;
};
static struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet *__pyx_vtabptr_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet;


/* "cnnclustering/_types.pyx":1537
 * 
 * 
 * cdef class NeighboursGetterExtBruteForce(NeighboursGetterExtInterface):             # <<<<<<<<<<<<<<
 *     """Implements the neighbours getter interface
 * 
 */

struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursGetterExtBruteForce {
  struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursGetterExtInterface __pyx_base;
};
static struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursGetterExtBruteForce *__pyx_vtabptr_13cnnclustering_6_types_NeighboursGetterExtBruteForce;


/* "cnnclustering/_types.pyx":1670
 * 
 * 
 * cdef class NeighboursGetterExtLookup(NeighboursGetterExtInterface):             # <<<<<<<<<<<<<<
 *     """Implements the neighbours getter interface"""
 * 
 */

struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursGetterExtLookup {
  struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursGetterExtInterface __pyx_base;
};
static struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursGetterExtLookup *__pyx_vtabptr_13cnnclustering_6_types_NeighboursGetterExtLookup;


/* "cnnclustering/_types.pyx":1845
 * 
 * 
 * cdef class DistanceGetterExtMetric(DistanceGetterExtInterface):             # <<<<<<<<<<<<<<
 *     """Implements the distance getter interface"""
 * 
 */

struct __pyx_vtabstruct_13cnnclustering_6_types_DistanceGetterExtMetric {
  struct __pyx_vtabstruct_13cnnclustering_6_types_DistanceGetterExtInterface __pyx_base;
};
static struct __pyx_vtabstruct_13cnnclustering_6_types_DistanceGetterExtMetric *__pyx_vtabptr_13cnnclustering_6_types_DistanceGetterExtMetric;


/* "cnnclustering/_types.pyx":1898
 *         return [("metric", None)]
 * 
 * cdef class DistanceGetterExtLookup(DistanceGetterExtInterface):             # <<<<<<<<<<<<<<
 *     """Implements the distance getter interface"""
 * 
 */

struct __pyx_vtabstruct_13cnnclustering_6_types_DistanceGetterExtLookup {
  struct __pyx_vtabstruct_13cnnclustering_6_types_DistanceGetterExtInterface __pyx_base;
};
static struct __pyx_vtabstruct_13cnnclustering_6_types_DistanceGetterExtLookup *__pyx_vtabptr_13cnnclustering_6_types_DistanceGetterExtLookup;


/* "cnnclustering/_types.pyx":1943
 * 
 * 
 * cdef class MetricExtDummy(MetricExtInterface):             # <<<<<<<<<<<<<<
 *     """Implements the metric interface"""
 * 
 */

struct __pyx_vtabstruct_13cnnclustering_6_types_MetricExtDummy {
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};
static struct __pyx_vtabstruct_13cnnclustering_6_types_MetricExtDummy *__pyx_vtabptr_13cnnclustering_6_types_MetricExtDummy;


/* "cnnclustering/_types.pyx":1987
 * 
 * 
 * cdef class MetricExtPrecomputed(MetricExtInterface):             # <<<<<<<<<<<<<<
 *     """Implements the metric interface"""
 * 
 */

struct __pyx_vtabstruct_13cnnclustering_6_types_MetricExtPrecomputed {
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};
static struct __pyx_vtabstruct_13cnnclustering_6_types_MetricExtPrecomputed *__pyx_vtabptr_13cnnclustering_6_types_MetricExtPrecomputed;


/* "cnnclustering/_types.pyx":2049
 * 
 * 
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 *     """Implements the metric interface"""
 * 
 */

struct __pyx_vtabstruct_13cnnclustering_6_types_MetricExtEuclidean {
  struct __pyx_vtabstruct_13cnnclustering_6_types_MetricExtInterface __pyx_base;
};
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/* "cnnclustering/_types.pyx":2129
 * 
 * 
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 *     """Implements the metric interface"""
 * 
 */

struct __pyx_vtabstruct_13cnnclustering_6_types_MetricExtEuclideanReduced {
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};
static struct __pyx_vtabstruct_13cnnclustering_6_types_MetricExtEuclideanReduced *__pyx_vtabptr_13cnnclustering_6_types_MetricExtEuclideanReduced;


/* "cnnclustering/_types.pyx":2169
 * 
 * 
 * cdef class MetricExtEuclideanPeriodicReduced:             # <<<<<<<<<<<<<<
 *     """Implements the metric interface"""
 * 
 */

struct __pyx_vtabstruct_13cnnclustering_6_types_MetricExtEuclideanPeriodicReduced {
  struct __pyx_vtabstruct_13cnnclustering_6_types_MetricExtInterface __pyx_base;
};
static struct __pyx_vtabstruct_13cnnclustering_6_types_MetricExtEuclideanPeriodicReduced *__pyx_vtabptr_13cnnclustering_6_types_MetricExtEuclideanPeriodicReduced;


/* "cnnclustering/_types.pyx":2332
 * 
 * 
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 * 
 */

struct __pyx_vtabstruct_13cnnclustering_6_types_SimilarityCheckerExtContains {
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};
static struct __pyx_vtabstruct_13cnnclustering_6_types_SimilarityCheckerExtContains *__pyx_vtabptr_13cnnclustering_6_types_SimilarityCheckerExtContains;


/* "cnnclustering/_types.pyx":2378
 * 
 * 
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 *     r"""Implements the similarity checker interface
 * 
 */

struct __pyx_vtabstruct_13cnnclustering_6_types_SimilarityCheckerExtSwitchContains {
  struct __pyx_vtabstruct_13cnnclustering_6_types_SimilarityCheckerExtInterface __pyx_base;
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static struct __pyx_vtabstruct_13cnnclustering_6_types_SimilarityCheckerExtSwitchContains *__pyx_vtabptr_13cnnclustering_6_types_SimilarityCheckerExtSwitchContains;


/* "cnnclustering/_types.pyx":2432
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 * 
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 * 
 */

struct __pyx_vtabstruct_13cnnclustering_6_types_SimilarityCheckerExtScreensorted {
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static struct __pyx_vtabstruct_13cnnclustering_6_types_SimilarityCheckerExtScreensorted *__pyx_vtabptr_13cnnclustering_6_types_SimilarityCheckerExtScreensorted;


/* "cnnclustering/_types.pyx":2530
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 */

struct __pyx_vtabstruct_13cnnclustering_6_types_QueueExtLIFOVector {
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static struct __pyx_vtabstruct_13cnnclustering_6_types_QueueExtLIFOVector *__pyx_vtabptr_13cnnclustering_6_types_QueueExtLIFOVector;


/* "cnnclustering/_types.pyx":2550
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 * 
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 */

struct __pyx_vtabstruct_13cnnclustering_6_types_QueueExtFIFOQueue {
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      PyThreadState* tstate = __Pyx_PyThreadState_Current;\
      if (__Pyx_IsTracing(tstate, 0, 0) && tstate->c_tracefunc && __pyx_frame->f_trace) {\
          int ret = __Pyx_call_line_trace_func(tstate, __pyx_frame, lineno);\
          if (unlikely(ret)) goto_error;\
      }\
  }
  #endif
#else
  #define __Pyx_TraceLine(lineno, nogil, goto_error)   if ((1)); else goto_error;
#endif

/* PyFunctionFastCall.proto */
#if CYTHON_FAST_PYCALL
#define __Pyx_PyFunction_FastCall(func, args, nargs)\
    __Pyx_PyFunction_FastCallDict((func), (args), (nargs), NULL)
#if 1 || PY_VERSION_HEX < 0x030600B1
static PyObject *__Pyx_PyFunction_FastCallDict(PyObject *func, PyObject **args, Py_ssize_t nargs, PyObject *kwargs);
#else
#define __Pyx_PyFunction_FastCallDict(func, args, nargs, kwargs) _PyFunction_FastCallDict(func, args, nargs, kwargs)
#endif
#define __Pyx_BUILD_ASSERT_EXPR(cond)\
    (sizeof(char [1 - 2*!(cond)]) - 1)
#ifndef Py_MEMBER_SIZE
#define Py_MEMBER_SIZE(type, member) sizeof(((type *)0)->member)
#endif
  static size_t __pyx_pyframe_localsplus_offset = 0;
  #include "frameobject.h"
  #define __Pxy_PyFrame_Initialize_Offsets()\
    ((void)__Pyx_BUILD_ASSERT_EXPR(sizeof(PyFrameObject) == offsetof(PyFrameObject, f_localsplus) + Py_MEMBER_SIZE(PyFrameObject, f_localsplus)),\
     (void)(__pyx_pyframe_localsplus_offset = ((size_t)PyFrame_Type.tp_basicsize) - Py_MEMBER_SIZE(PyFrameObject, f_localsplus)))
  #define __Pyx_PyFrame_GetLocalsplus(frame)\
    (assert(__pyx_pyframe_localsplus_offset), (PyObject **)(((char *)(frame)) + __pyx_pyframe_localsplus_offset))
#endif

/* PyObjectCall.proto */
#if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE PyObject* __Pyx_PyObject_Call(PyObject *func, PyObject *arg, PyObject *kw);
#else
#define __Pyx_PyObject_Call(func, arg, kw) PyObject_Call(func, arg, kw)
#endif

/* PyObjectCallMethO.proto */
#if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallMethO(PyObject *func, PyObject *arg);
#endif

/* PyObjectCallNoArg.proto */
#if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallNoArg(PyObject *func);
#else
#define __Pyx_PyObject_CallNoArg(func) __Pyx_PyObject_Call(func, __pyx_empty_tuple, NULL)
#endif

/* PyCFunctionFastCall.proto */
#if CYTHON_FAST_PYCCALL
static CYTHON_INLINE PyObject *__Pyx_PyCFunction_FastCall(PyObject *func, PyObject **args, Py_ssize_t nargs);
#else
#define __Pyx_PyCFunction_FastCall(func, args, nargs)  (assert(0), NULL)
#endif

/* PyObjectCallOneArg.proto */
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallOneArg(PyObject *func, PyObject *arg);

/* PyObjectFormatAndDecref.proto */
static CYTHON_INLINE PyObject* __Pyx_PyObject_FormatSimpleAndDecref(PyObject* s, PyObject* f);
static CYTHON_INLINE PyObject* __Pyx_PyObject_FormatAndDecref(PyObject* s, PyObject* f);

/* RaiseException.proto */
static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject *cause);

/* MemviewSliceInit.proto */
#define __Pyx_BUF_MAX_NDIMS %(BUF_MAX_NDIMS)d
#define __Pyx_MEMVIEW_DIRECT   1
#define __Pyx_MEMVIEW_PTR      2
#define __Pyx_MEMVIEW_FULL     4
#define __Pyx_MEMVIEW_CONTIG   8
#define __Pyx_MEMVIEW_STRIDED  16
#define __Pyx_MEMVIEW_FOLLOW   32
#define __Pyx_IS_C_CONTIG 1
#define __Pyx_IS_F_CONTIG 2
static int __Pyx_init_memviewslice(
                struct __pyx_memoryview_obj *memview,
                int ndim,
                __Pyx_memviewslice *memviewslice,
                int memview_is_new_reference);
static CYTHON_INLINE int __pyx_add_acquisition_count_locked(
    __pyx_atomic_int *acquisition_count, PyThread_type_lock lock);
static CYTHON_INLINE int __pyx_sub_acquisition_count_locked(
    __pyx_atomic_int *acquisition_count, PyThread_type_lock lock);
#define __pyx_get_slice_count_pointer(memview) (memview->acquisition_count_aligned_p)
#define __pyx_get_slice_count(memview) (*__pyx_get_slice_count_pointer(memview))
#define __PYX_INC_MEMVIEW(slice, have_gil) __Pyx_INC_MEMVIEW(slice, have_gil, __LINE__)
#define __PYX_XDEC_MEMVIEW(slice, have_gil) __Pyx_XDEC_MEMVIEW(slice, have_gil, __LINE__)
static CYTHON_INLINE void __Pyx_INC_MEMVIEW(__Pyx_memviewslice *, int, int);
static CYTHON_INLINE void __Pyx_XDEC_MEMVIEW(__Pyx_memviewslice *, int, int);

/* PyDictVersioning.proto */
#if CYTHON_USE_DICT_VERSIONS && CYTHON_USE_TYPE_SLOTS
#define __PYX_DICT_VERSION_INIT  ((PY_UINT64_T) -1)
#define __PYX_GET_DICT_VERSION(dict)  (((PyDictObject*)(dict))->ma_version_tag)
#define __PYX_UPDATE_DICT_CACHE(dict, value, cache_var, version_var)\
    (version_var) = __PYX_GET_DICT_VERSION(dict);\
    (cache_var) = (value);
#define __PYX_PY_DICT_LOOKUP_IF_MODIFIED(VAR, DICT, LOOKUP) {\
    static PY_UINT64_T __pyx_dict_version = 0;\
    static PyObject *__pyx_dict_cached_value = NULL;\
    if (likely(__PYX_GET_DICT_VERSION(DICT) == __pyx_dict_version)) {\
        (VAR) = __pyx_dict_cached_value;\
    } else {\
        (VAR) = __pyx_dict_cached_value = (LOOKUP);\
        __pyx_dict_version = __PYX_GET_DICT_VERSION(DICT);\
    }\
}
static CYTHON_INLINE PY_UINT64_T __Pyx_get_tp_dict_version(PyObject *obj);
static CYTHON_INLINE PY_UINT64_T __Pyx_get_object_dict_version(PyObject *obj);
static CYTHON_INLINE int __Pyx_object_dict_version_matches(PyObject* obj, PY_UINT64_T tp_dict_version, PY_UINT64_T obj_dict_version);
#else
#define __PYX_GET_DICT_VERSION(dict)  (0)
#define __PYX_UPDATE_DICT_CACHE(dict, value, cache_var, version_var)
#define __PYX_PY_DICT_LOOKUP_IF_MODIFIED(VAR, DICT, LOOKUP)  (VAR) = (LOOKUP);
#endif

/* GetModuleGlobalName.proto */
#if CYTHON_USE_DICT_VERSIONS
#define __Pyx_GetModuleGlobalName(var, name)  {\
    static PY_UINT64_T __pyx_dict_version = 0;\
    static PyObject *__pyx_dict_cached_value = NULL;\
    (var) = (likely(__pyx_dict_version == __PYX_GET_DICT_VERSION(__pyx_d))) ?\
        (likely(__pyx_dict_cached_value) ? __Pyx_NewRef(__pyx_dict_cached_value) : __Pyx_GetBuiltinName(name)) :\
        __Pyx__GetModuleGlobalName(name, &__pyx_dict_version, &__pyx_dict_cached_value);\
}
#define __Pyx_GetModuleGlobalNameUncached(var, name)  {\
    PY_UINT64_T __pyx_dict_version;\
    PyObject *__pyx_dict_cached_value;\
    (var) = __Pyx__GetModuleGlobalName(name, &__pyx_dict_version, &__pyx_dict_cached_value);\
}
static PyObject *__Pyx__GetModuleGlobalName(PyObject *name, PY_UINT64_T *dict_version, PyObject **dict_cached_value);
#else
#define __Pyx_GetModuleGlobalName(var, name)  (var) = __Pyx__GetModuleGlobalName(name)
#define __Pyx_GetModuleGlobalNameUncached(var, name)  (var) = __Pyx__GetModuleGlobalName(name)
static CYTHON_INLINE PyObject *__Pyx__GetModuleGlobalName(PyObject *name);
#endif

/* PyObjectCall2Args.proto */
static CYTHON_UNUSED PyObject* __Pyx_PyObject_Call2Args(PyObject* function, PyObject* arg1, PyObject* arg2);

/* PyObjectFormatSimple.proto */
#if CYTHON_COMPILING_IN_PYPY
    #define __Pyx_PyObject_FormatSimple(s, f) (\
        likely(PyUnicode_CheckExact(s)) ? (Py_INCREF(s), s) :\
        PyObject_Format(s, f))
#elif PY_MAJOR_VERSION < 3
    #define __Pyx_PyObject_FormatSimple(s, f) (\
        likely(PyUnicode_CheckExact(s)) ? (Py_INCREF(s), s) :\
        likely(PyString_CheckExact(s)) ? PyUnicode_FromEncodedObject(s, NULL, "strict") :\
        PyObject_Format(s, f))
#elif CYTHON_USE_TYPE_SLOTS
    #define __Pyx_PyObject_FormatSimple(s, f) (\
        likely(PyUnicode_CheckExact(s)) ? (Py_INCREF(s), s) :\
        likely(PyLong_CheckExact(s)) ? PyLong_Type.tp_str(s) :\
        likely(PyFloat_CheckExact(s)) ? PyFloat_Type.tp_str(s) :\
        PyObject_Format(s, f))
#else
    #define __Pyx_PyObject_FormatSimple(s, f) (\
        likely(PyUnicode_CheckExact(s)) ? (Py_INCREF(s), s) :\
        PyObject_Format(s, f))
#endif

/* IncludeStringH.proto */
#include <string.h>

/* JoinPyUnicode.proto */
static PyObject* __Pyx_PyUnicode_Join(PyObject* value_tuple, Py_ssize_t value_count, Py_ssize_t result_ulength,
                                      Py_UCS4 max_char);

/* ListAppend.proto */
#if CYTHON_USE_PYLIST_INTERNALS && CYTHON_ASSUME_SAFE_MACROS
static CYTHON_INLINE int __Pyx_PyList_Append(PyObject* list, PyObject* x) {
    PyListObject* L = (PyListObject*) list;
    Py_ssize_t len = Py_SIZE(list);
    if (likely(L->allocated > len) & likely(len > (L->allocated >> 1))) {
        Py_INCREF(x);
        PyList_SET_ITEM(list, len, x);
        __Pyx_SET_SIZE(list, len + 1);
        return 0;
    }
    return PyList_Append(list, x);
}
#else
#define __Pyx_PyList_Append(L,x) PyList_Append(L,x)
#endif

/* PyObjectGetMethod.proto */
static int __Pyx_PyObject_GetMethod(PyObject *obj, PyObject *name, PyObject **method);

/* PyObjectCallMethod1.proto */
static PyObject* __Pyx_PyObject_CallMethod1(PyObject* obj, PyObject* method_name, PyObject* arg);

/* append.proto */
static CYTHON_INLINE int __Pyx_PyObject_Append(PyObject* L, PyObject* x);

/* GetItemInt.proto */
#define __Pyx_GetItemInt(o, i, type, is_signed, to_py_func, is_list, wraparound, boundscheck)\
    (__Pyx_fits_Py_ssize_t(i, type, is_signed) ?\
    __Pyx_GetItemInt_Fast(o, (Py_ssize_t)i, is_list, wraparound, boundscheck) :\
    (is_list ? (PyErr_SetString(PyExc_IndexError, "list index out of range"), (PyObject*)NULL) :\
               __Pyx_GetItemInt_Generic(o, to_py_func(i))))
#define __Pyx_GetItemInt_List(o, i, type, is_signed, to_py_func, is_list, wraparound, boundscheck)\
    (__Pyx_fits_Py_ssize_t(i, type, is_signed) ?\
    __Pyx_GetItemInt_List_Fast(o, (Py_ssize_t)i, wraparound, boundscheck) :\
    (PyErr_SetString(PyExc_IndexError, "list index out of range"), (PyObject*)NULL))
static CYTHON_INLINE PyObject *__Pyx_GetItemInt_List_Fast(PyObject *o, Py_ssize_t i,
                                                              int wraparound, int boundscheck);
#define __Pyx_GetItemInt_Tuple(o, i, type, is_signed, to_py_func, is_list, wraparound, boundscheck)\
    (__Pyx_fits_Py_ssize_t(i, type, is_signed) ?\
    __Pyx_GetItemInt_Tuple_Fast(o, (Py_ssize_t)i, wraparound, boundscheck) :\
    (PyErr_SetString(PyExc_IndexError, "tuple index out of range"), (PyObject*)NULL))
static CYTHON_INLINE PyObject *__Pyx_GetItemInt_Tuple_Fast(PyObject *o, Py_ssize_t i,
                                                              int wraparound, int boundscheck);
static PyObject *__Pyx_GetItemInt_Generic(PyObject *o, PyObject* j);
static CYTHON_INLINE PyObject *__Pyx_GetItemInt_Fast(PyObject *o, Py_ssize_t i,
                                                     int is_list, int wraparound, int boundscheck);

/* PySequenceContains.proto */
static CYTHON_INLINE int __Pyx_PySequence_ContainsTF(PyObject* item, PyObject* seq, int eq) {
    int result = PySequence_Contains(seq, item);
    return unlikely(result < 0) ? result : (result == (eq == Py_EQ));
}

/* pop_index.proto */
static PyObject* __Pyx__PyObject_PopNewIndex(PyObject* L, PyObject* py_ix);
static PyObject* __Pyx__PyObject_PopIndex(PyObject* L, PyObject* py_ix);
#if CYTHON_USE_PYLIST_INTERNALS && CYTHON_ASSUME_SAFE_MACROS
static PyObject* __Pyx__PyList_PopIndex(PyObject* L, PyObject* py_ix, Py_ssize_t ix);
#define __Pyx_PyObject_PopIndex(L, py_ix, ix, is_signed, type, to_py_func) (\
    (likely(PyList_CheckExact(L) && __Pyx_fits_Py_ssize_t(ix, type, is_signed))) ?\
        __Pyx__PyList_PopIndex(L, py_ix, ix) : (\
        (unlikely((py_ix) == Py_None)) ? __Pyx__PyObject_PopNewIndex(L, to_py_func(ix)) :\
            __Pyx__PyObject_PopIndex(L, py_ix)))
#define __Pyx_PyList_PopIndex(L, py_ix, ix, is_signed, type, to_py_func) (\
    __Pyx_fits_Py_ssize_t(ix, type, is_signed) ?\
        __Pyx__PyList_PopIndex(L, py_ix, ix) : (\
        (unlikely((py_ix) == Py_None)) ? __Pyx__PyObject_PopNewIndex(L, to_py_func(ix)) :\
            __Pyx__PyObject_PopIndex(L, py_ix)))
#else
#define __Pyx_PyList_PopIndex(L, py_ix, ix, is_signed, type, to_py_func)\
    __Pyx_PyObject_PopIndex(L, py_ix, ix, is_signed, type, to_py_func)
#define __Pyx_PyObject_PopIndex(L, py_ix, ix, is_signed, type, to_py_func) (\
    (unlikely((py_ix) == Py_None)) ? __Pyx__PyObject_PopNewIndex(L, to_py_func(ix)) :\
        __Pyx__PyObject_PopIndex(L, py_ix))
#endif

/* RaiseTooManyValuesToUnpack.proto */
static CYTHON_INLINE void __Pyx_RaiseTooManyValuesError(Py_ssize_t expected);

/* RaiseNeedMoreValuesToUnpack.proto */
static CYTHON_INLINE void __Pyx_RaiseNeedMoreValuesError(Py_ssize_t index);

/* IterFinish.proto */
static CYTHON_INLINE int __Pyx_IterFinish(void);

/* UnpackItemEndCheck.proto */
static int __Pyx_IternextUnpackEndCheck(PyObject *retval, Py_ssize_t expected);

/* IterNext.proto */
#define __Pyx_PyIter_Next(obj) __Pyx_PyIter_Next2(obj, NULL)
static CYTHON_INLINE PyObject *__Pyx_PyIter_Next2(PyObject *, PyObject *);

/* DictGetItem.proto */
#if PY_MAJOR_VERSION >= 3 && !CYTHON_COMPILING_IN_PYPY
static PyObject *__Pyx_PyDict_GetItem(PyObject *d, PyObject* key);
#define __Pyx_PyObject_Dict_GetItem(obj, name)\
    (likely(PyDict_CheckExact(obj)) ?\
     __Pyx_PyDict_GetItem(obj, name) : PyObject_GetItem(obj, name))
#else
#define __Pyx_PyDict_GetItem(d, key) PyObject_GetItem(d, key)
#define __Pyx_PyObject_Dict_GetItem(obj, name)  PyObject_GetItem(obj, name)
#endif

/* dict_getitem_default.proto */
static PyObject* __Pyx_PyDict_GetItemDefault(PyObject* d, PyObject* key, PyObject* default_value);

/* UnpackUnboundCMethod.proto */
typedef struct {
    PyObject *type;
    PyObject **method_name;
    PyCFunction func;
    PyObject *method;
    int flag;
} __Pyx_CachedCFunction;

/* CallUnboundCMethod1.proto */
static PyObject* __Pyx__CallUnboundCMethod1(__Pyx_CachedCFunction* cfunc, PyObject* self, PyObject* arg);
#if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE PyObject* __Pyx_CallUnboundCMethod1(__Pyx_CachedCFunction* cfunc, PyObject* self, PyObject* arg);
#else
#define __Pyx_CallUnboundCMethod1(cfunc, self, arg)  __Pyx__CallUnboundCMethod1(cfunc, self, arg)
#endif

/* CallUnboundCMethod2.proto */
static PyObject* __Pyx__CallUnboundCMethod2(__Pyx_CachedCFunction* cfunc, PyObject* self, PyObject* arg1, PyObject* arg2);
#if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX >= 0x030600B1
static CYTHON_INLINE PyObject *__Pyx_CallUnboundCMethod2(__Pyx_CachedCFunction *cfunc, PyObject *self, PyObject *arg1, PyObject *arg2);
#else
#define __Pyx_CallUnboundCMethod2(cfunc, self, arg1, arg2)  __Pyx__CallUnboundCMethod2(cfunc, self, arg1, arg2)
#endif

/* PyObjectCallMethod0.proto */
static PyObject* __Pyx_PyObject_CallMethod0(PyObject* obj, PyObject* method_name);

/* RaiseNoneIterError.proto */
static CYTHON_INLINE void __Pyx_RaiseNoneNotIterableError(void);

/* UnpackTupleError.proto */
static void __Pyx_UnpackTupleError(PyObject *, Py_ssize_t index);

/* UnpackTuple2.proto */
#define __Pyx_unpack_tuple2(tuple, value1, value2, is_tuple, has_known_size, decref_tuple)\
    (likely(is_tuple || PyTuple_Check(tuple)) ?\
        (likely(has_known_size || PyTuple_GET_SIZE(tuple) == 2) ?\
            __Pyx_unpack_tuple2_exact(tuple, value1, value2, decref_tuple) :\
            (__Pyx_UnpackTupleError(tuple, 2), -1)) :\
        __Pyx_unpack_tuple2_generic(tuple, value1, value2, has_known_size, decref_tuple))
static CYTHON_INLINE int __Pyx_unpack_tuple2_exact(
    PyObject* tuple, PyObject** value1, PyObject** value2, int decref_tuple);
static int __Pyx_unpack_tuple2_generic(
    PyObject* tuple, PyObject** value1, PyObject** value2, int has_known_size, int decref_tuple);

/* dict_iter.proto */
static CYTHON_INLINE PyObject* __Pyx_dict_iterator(PyObject* dict, int is_dict, PyObject* method_name,
                                                   Py_ssize_t* p_orig_length, int* p_is_dict);
static CYTHON_INLINE int __Pyx_dict_iter_next(PyObject* dict_or_iter, Py_ssize_t orig_length, Py_ssize_t* ppos,
                                              PyObject** pkey, PyObject** pvalue, PyObject** pitem, int is_dict);

/* PyDictContains.proto */
static CYTHON_INLINE int __Pyx_PyDict_ContainsTF(PyObject* item, PyObject* dict, int eq) {
    int result = PyDict_Contains(dict, item);
    return unlikely(result < 0) ? result : (result == (eq == Py_EQ));
}

/* PyIntCompare.proto */
static CYTHON_INLINE PyObject* __Pyx_PyInt_NeObjC(PyObject *op1, PyObject *op2, long intval, long inplace);

/* WriteUnraisableException.proto */
static void __Pyx_WriteUnraisable(const char *name, int clineno,
                                  int lineno, const char *filename,
                                  int full_traceback, int nogil);

/* ArgTypeTest.proto */
#define __Pyx_ArgTypeTest(obj, type, none_allowed, name, exact)\
    ((likely((Py_TYPE(obj) == type) | (none_allowed && (obj == Py_None)))) ? 1 :\
        __Pyx__ArgTypeTest(obj, type, name, exact))
static int __Pyx__ArgTypeTest(PyObject *obj, PyTypeObject *type, const char *name, int exact);

/* PyErrExceptionMatches.proto */
#if CYTHON_FAST_THREAD_STATE
#define __Pyx_PyErr_ExceptionMatches(err) __Pyx_PyErr_ExceptionMatchesInState(__pyx_tstate, err)
static CYTHON_INLINE int __Pyx_PyErr_ExceptionMatchesInState(PyThreadState* tstate, PyObject* err);
#else
#define __Pyx_PyErr_ExceptionMatches(err)  PyErr_ExceptionMatches(err)
#endif

/* GetAttr.proto */
static CYTHON_INLINE PyObject *__Pyx_GetAttr(PyObject *, PyObject *);

/* GetAttr3.proto */
static CYTHON_INLINE PyObject *__Pyx_GetAttr3(PyObject *, PyObject *, PyObject *);

/* PyObjectSetAttrStr.proto */
#if CYTHON_USE_TYPE_SLOTS
#define __Pyx_PyObject_DelAttrStr(o,n) __Pyx_PyObject_SetAttrStr(o, n, NULL)
static CYTHON_INLINE int __Pyx_PyObject_SetAttrStr(PyObject* obj, PyObject* attr_name, PyObject* value);
#else
#define __Pyx_PyObject_DelAttrStr(o,n)   PyObject_DelAttr(o,n)
#define __Pyx_PyObject_SetAttrStr(o,n,v) PyObject_SetAttr(o,n,v)
#endif

/* ListCompAppend.proto */
#if CYTHON_USE_PYLIST_INTERNALS && CYTHON_ASSUME_SAFE_MACROS
static CYTHON_INLINE int __Pyx_ListComp_Append(PyObject* list, PyObject* x) {
    PyListObject* L = (PyListObject*) list;
    Py_ssize_t len = Py_SIZE(list);
    if (likely(L->allocated > len)) {
        Py_INCREF(x);
        PyList_SET_ITEM(list, len, x);
        __Pyx_SET_SIZE(list, len + 1);
        return 0;
    }
    return PyList_Append(list, x);
}
#else
#define __Pyx_ListComp_Append(L,x) PyList_Append(L,x)
#endif

/* ObjectGetItem.proto */
#if CYTHON_USE_TYPE_SLOTS
static CYTHON_INLINE PyObject *__Pyx_PyObject_GetItem(PyObject *obj, PyObject* key);
#else
#define __Pyx_PyObject_GetItem(obj, key)  PyObject_GetItem(obj, key)
#endif

/* PyIntBinop.proto */
#if !CYTHON_COMPILING_IN_PYPY
static PyObject* __Pyx_PyInt_AddObjC(PyObject *op1, PyObject *op2, long intval, int inplace, int zerodivision_check);
#else
#define __Pyx_PyInt_AddObjC(op1, op2, intval, inplace, zerodivision_check)\
    (inplace ? PyNumber_InPlaceAdd(op1, op2) : PyNumber_Add(op1, op2))
#endif

/* FetchCommonType.proto */
static PyTypeObject* __Pyx_FetchCommonType(PyTypeObject* type);

/* GetTopmostException.proto */
#if CYTHON_USE_EXC_INFO_STACK
static _PyErr_StackItem * __Pyx_PyErr_GetTopmostException(PyThreadState *tstate);
#endif

/* SaveResetException.proto */
#if CYTHON_FAST_THREAD_STATE
#define __Pyx_ExceptionSave(type, value, tb)  __Pyx__ExceptionSave(__pyx_tstate, type, value, tb)
static CYTHON_INLINE void __Pyx__ExceptionSave(PyThreadState *tstate, PyObject **type, PyObject **value, PyObject **tb);
#define __Pyx_ExceptionReset(type, value, tb)  __Pyx__ExceptionReset(__pyx_tstate, type, value, tb)
static CYTHON_INLINE void __Pyx__ExceptionReset(PyThreadState *tstate, PyObject *type, PyObject *value, PyObject *tb);
#else
#define __Pyx_ExceptionSave(type, value, tb)   PyErr_GetExcInfo(type, value, tb)
#define __Pyx_ExceptionReset(type, value, tb)  PyErr_SetExcInfo(type, value, tb)
#endif

/* SwapException.proto */
#if CYTHON_FAST_THREAD_STATE
#define __Pyx_ExceptionSwap(type, value, tb)  __Pyx__ExceptionSwap(__pyx_tstate, type, value, tb)
static CYTHON_INLINE void __Pyx__ExceptionSwap(PyThreadState *tstate, PyObject **type, PyObject **value, PyObject **tb);
#else
static CYTHON_INLINE void __Pyx_ExceptionSwap(PyObject **type, PyObject **value, PyObject **tb);
#endif

/* CoroutineBase.proto */
typedef PyObject *(*__pyx_coroutine_body_t)(PyObject *, PyThreadState *, PyObject *);
#if CYTHON_USE_EXC_INFO_STACK
#define __Pyx_ExcInfoStruct  _PyErr_StackItem
#else
typedef struct {
    PyObject *exc_type;
    PyObject *exc_value;
    PyObject *exc_traceback;
} __Pyx_ExcInfoStruct;
#endif
typedef struct {
    PyObject_HEAD
    __pyx_coroutine_body_t body;
    PyObject *closure;
    __Pyx_ExcInfoStruct gi_exc_state;
    PyObject *gi_weakreflist;
    PyObject *classobj;
    PyObject *yieldfrom;
    PyObject *gi_name;
    PyObject *gi_qualname;
    PyObject *gi_modulename;
    PyObject *gi_code;
    PyObject *gi_frame;
    int resume_label;
    char is_running;
} __pyx_CoroutineObject;
static __pyx_CoroutineObject *__Pyx__Coroutine_New(
    PyTypeObject *type, __pyx_coroutine_body_t body, PyObject *code, PyObject *closure,
    PyObject *name, PyObject *qualname, PyObject *module_name);
static __pyx_CoroutineObject *__Pyx__Coroutine_NewInit(
            __pyx_CoroutineObject *gen, __pyx_coroutine_body_t body, PyObject *code, PyObject *closure,
            PyObject *name, PyObject *qualname, PyObject *module_name);
static CYTHON_INLINE void __Pyx_Coroutine_ExceptionClear(__Pyx_ExcInfoStruct *self);
static int __Pyx_Coroutine_clear(PyObject *self);
static PyObject *__Pyx_Coroutine_Send(PyObject *self, PyObject *value);
static PyObject *__Pyx_Coroutine_Close(PyObject *self);
static PyObject *__Pyx_Coroutine_Throw(PyObject *gen, PyObject *args);
#if CYTHON_USE_EXC_INFO_STACK
#define __Pyx_Coroutine_SwapException(self)
#define __Pyx_Coroutine_ResetAndClearException(self)  __Pyx_Coroutine_ExceptionClear(&(self)->gi_exc_state)
#else
#define __Pyx_Coroutine_SwapException(self) {\
    __Pyx_ExceptionSwap(&(self)->gi_exc_state.exc_type, &(self)->gi_exc_state.exc_value, &(self)->gi_exc_state.exc_traceback);\
    __Pyx_Coroutine_ResetFrameBackpointer(&(self)->gi_exc_state);\
    }
#define __Pyx_Coroutine_ResetAndClearException(self) {\
    __Pyx_ExceptionReset((self)->gi_exc_state.exc_type, (self)->gi_exc_state.exc_value, (self)->gi_exc_state.exc_traceback);\
    (self)->gi_exc_state.exc_type = (self)->gi_exc_state.exc_value = (self)->gi_exc_state.exc_traceback = NULL;\
    }
#endif
#if CYTHON_FAST_THREAD_STATE
#define __Pyx_PyGen_FetchStopIterationValue(pvalue)\
    __Pyx_PyGen__FetchStopIterationValue(__pyx_tstate, pvalue)
#else
#define __Pyx_PyGen_FetchStopIterationValue(pvalue)\
    __Pyx_PyGen__FetchStopIterationValue(__Pyx_PyThreadState_Current, pvalue)
#endif
static int __Pyx_PyGen__FetchStopIterationValue(PyThreadState *tstate, PyObject **pvalue);
static CYTHON_INLINE void __Pyx_Coroutine_ResetFrameBackpointer(__Pyx_ExcInfoStruct *exc_state);

/* PyObject_GenericGetAttrNoDict.proto */
#if CYTHON_USE_TYPE_SLOTS && CYTHON_USE_PYTYPE_LOOKUP && PY_VERSION_HEX < 0x03070000
static CYTHON_INLINE PyObject* __Pyx_PyObject_GenericGetAttrNoDict(PyObject* obj, PyObject* attr_name);
#else
#define __Pyx_PyObject_GenericGetAttrNoDict PyObject_GenericGetAttr
#endif

/* PatchModuleWithCoroutine.proto */
static PyObject* __Pyx_Coroutine_patch_module(PyObject* module, const char* py_code);

/* PatchGeneratorABC.proto */
static int __Pyx_patch_abc(void);

/* Generator.proto */
#define __Pyx_Generator_USED
static PyTypeObject *__pyx_GeneratorType = 0;
#define __Pyx_Generator_CheckExact(obj) (Py_TYPE(obj) == __pyx_GeneratorType)
#define __Pyx_Generator_New(body, code, closure, name, qualname, module_name)\
    __Pyx__Coroutine_New(__pyx_GeneratorType, body, code, closure, name, qualname, module_name)
static PyObject *__Pyx_Generator_Next(PyObject *self);
static int __pyx_Generator_init(void);

/* GeneratorYieldFrom.proto */
static CYTHON_INLINE PyObject* __Pyx_Generator_Yield_From(__pyx_CoroutineObject *gen, PyObject *source);

/* SliceObject.proto */
static CYTHON_INLINE PyObject* __Pyx_PyObject_GetSlice(
        PyObject* obj, Py_ssize_t cstart, Py_ssize_t cstop,
        PyObject** py_start, PyObject** py_stop, PyObject** py_slice,
        int has_cstart, int has_cstop, int wraparound);

/* PyUnicode_Unicode.proto */
static CYTHON_INLINE PyObject* __Pyx_PyUnicode_Unicode(PyObject *obj);

/* CBIntToPyUnicode.proto */
#define __Pyx_PyUnicode_FromBInt_int(value)\
    ((value) ? __Pyx_NewRef(__pyx_n_u_True) : __Pyx_NewRef(__pyx_n_u_False))

/* ExtTypeTest.proto */
static CYTHON_INLINE int __Pyx_TypeTest(PyObject *obj, PyTypeObject *type);

/* Import.proto */
static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list, int level);

/* ImportFrom.proto */
static PyObject* __Pyx_ImportFrom(PyObject* module, PyObject* name);

/* HasAttr.proto */
static CYTHON_INLINE int __Pyx_HasAttr(PyObject *, PyObject *);

/* GetException.proto */
#if CYTHON_FAST_THREAD_STATE
#define __Pyx_GetException(type, value, tb)  __Pyx__GetException(__pyx_tstate, type, value, tb)
static int __Pyx__GetException(PyThreadState *tstate, PyObject **type, PyObject **value, PyObject **tb);
#else
static int __Pyx_GetException(PyObject **type, PyObject **value, PyObject **tb);
#endif

/* BytesEquals.proto */
static CYTHON_INLINE int __Pyx_PyBytes_Equals(PyObject* s1, PyObject* s2, int equals);

/* UnicodeEquals.proto */
static CYTHON_INLINE int __Pyx_PyUnicode_Equals(PyObject* s1, PyObject* s2, int equals);

/* StrEquals.proto */
#if PY_MAJOR_VERSION >= 3
#define __Pyx_PyString_Equals __Pyx_PyUnicode_Equals
#else
#define __Pyx_PyString_Equals __Pyx_PyBytes_Equals
#endif

/* UnaryNegOverflows.proto */
#define UNARY_NEG_WOULD_OVERFLOW(x)\
        (((x) < 0) & ((unsigned long)(x) == 0-(unsigned long)(x)))

static CYTHON_UNUSED int __pyx_array_getbuffer(PyObject *__pyx_v_self, Py_buffer *__pyx_v_info, int __pyx_v_flags); /*proto*/
static PyObject *__pyx_array_get_memview(struct __pyx_array_obj *); /*proto*/
/* decode_c_string_utf16.proto */
static CYTHON_INLINE PyObject *__Pyx_PyUnicode_DecodeUTF16(const char *s, Py_ssize_t size, const char *errors) {
    int byteorder = 0;
    return PyUnicode_DecodeUTF16(s, size, errors, &byteorder);
}
static CYTHON_INLINE PyObject *__Pyx_PyUnicode_DecodeUTF16LE(const char *s, Py_ssize_t size, const char *errors) {
    int byteorder = -1;
    return PyUnicode_DecodeUTF16(s, size, errors, &byteorder);
}
static CYTHON_INLINE PyObject *__Pyx_PyUnicode_DecodeUTF16BE(const char *s, Py_ssize_t size, const char *errors) {
    int byteorder = 1;
    return PyUnicode_DecodeUTF16(s, size, errors, &byteorder);
}

/* decode_c_string.proto */
static CYTHON_INLINE PyObject* __Pyx_decode_c_string(
         const char* cstring, Py_ssize_t start, Py_ssize_t stop,
         const char* encoding, const char* errors,
         PyObject* (*decode_func)(const char *s, Py_ssize_t size, const char *errors));

/* FastTypeChecks.proto */
#if CYTHON_COMPILING_IN_CPYTHON
#define __Pyx_TypeCheck(obj, type) __Pyx_IsSubtype(Py_TYPE(obj), (PyTypeObject *)type)
static CYTHON_INLINE int __Pyx_IsSubtype(PyTypeObject *a, PyTypeObject *b);
static CYTHON_INLINE int __Pyx_PyErr_GivenExceptionMatches(PyObject *err, PyObject *type);
static CYTHON_INLINE int __Pyx_PyErr_GivenExceptionMatches2(PyObject *err, PyObject *type1, PyObject *type2);
#else
#define __Pyx_TypeCheck(obj, type) PyObject_TypeCheck(obj, (PyTypeObject *)type)
#define __Pyx_PyErr_GivenExceptionMatches(err, type) PyErr_GivenExceptionMatches(err, type)
#define __Pyx_PyErr_GivenExceptionMatches2(err, type1, type2) (PyErr_GivenExceptionMatches(err, type1) || PyErr_GivenExceptionMatches(err, type2))
#endif
#define __Pyx_PyException_Check(obj) __Pyx_TypeCheck(obj, PyExc_Exception)

static CYTHON_UNUSED int __pyx_memoryview_getbuffer(PyObject *__pyx_v_self, Py_buffer *__pyx_v_info, int __pyx_v_flags); /*proto*/
/* ListExtend.proto */
static CYTHON_INLINE int __Pyx_PyList_Extend(PyObject* L, PyObject* v) {
#if CYTHON_COMPILING_IN_CPYTHON
    PyObject* none = _PyList_Extend((PyListObject*)L, v);
    if (unlikely(!none))
        return -1;
    Py_DECREF(none);
    return 0;
#else
    return PyList_SetSlice(L, PY_SSIZE_T_MAX, PY_SSIZE_T_MAX, v);
#endif
}

/* None.proto */
static CYTHON_INLINE void __Pyx_RaiseUnboundLocalError(const char *varname);

/* CallNextTpTraverse.proto */
static int __Pyx_call_next_tp_traverse(PyObject* obj, visitproc v, void *a, traverseproc current_tp_traverse);

/* CallNextTpClear.proto */
static void __Pyx_call_next_tp_clear(PyObject* obj, inquiry current_tp_dealloc);

/* PyObject_GenericGetAttr.proto */
#if CYTHON_USE_TYPE_SLOTS && CYTHON_USE_PYTYPE_LOOKUP && PY_VERSION_HEX < 0x03070000
static PyObject* __Pyx_PyObject_GenericGetAttr(PyObject* obj, PyObject* attr_name);
#else
#define __Pyx_PyObject_GenericGetAttr PyObject_GenericGetAttr
#endif

/* PyObjectGetAttrStrNoError.proto */
static CYTHON_INLINE PyObject* __Pyx_PyObject_GetAttrStrNoError(PyObject* obj, PyObject* attr_name);

/* SetupReduce.proto */
static int __Pyx_setup_reduce(PyObject* type_obj);

/* SetVTable.proto */
static int __Pyx_SetVtable(PyObject *dict, void *vtable);

/* TypeImport.proto */
#ifndef __PYX_HAVE_RT_ImportType_proto
#define __PYX_HAVE_RT_ImportType_proto
enum __Pyx_ImportType_CheckSize {
   __Pyx_ImportType_CheckSize_Error = 0,
   __Pyx_ImportType_CheckSize_Warn = 1,
   __Pyx_ImportType_CheckSize_Ignore = 2
};
static PyTypeObject *__Pyx_ImportType(PyObject* module, const char *module_name, const char *class_name, size_t size, enum __Pyx_ImportType_CheckSize check_size);
#endif

/* ClassMethod.proto */
#include "descrobject.h"
static CYTHON_UNUSED PyObject* __Pyx_Method_ClassMethod(PyObject *method);

/* GetNameInClass.proto */
#define __Pyx_GetNameInClass(var, nmspace, name)  (var) = __Pyx__GetNameInClass(nmspace, name)
static PyObject *__Pyx__GetNameInClass(PyObject *nmspace, PyObject *name);

/* CalculateMetaclass.proto */
static PyObject *__Pyx_CalculateMetaclass(PyTypeObject *metaclass, PyObject *bases);

/* CythonFunctionShared.proto */
#define __Pyx_CyFunction_USED 1
#define __Pyx_CYFUNCTION_STATICMETHOD  0x01
#define __Pyx_CYFUNCTION_CLASSMETHOD   0x02
#define __Pyx_CYFUNCTION_CCLASS        0x04
#define __Pyx_CyFunction_GetClosure(f)\
    (((__pyx_CyFunctionObject *) (f))->func_closure)
#define __Pyx_CyFunction_GetClassObj(f)\
    (((__pyx_CyFunctionObject *) (f))->func_classobj)
#define __Pyx_CyFunction_Defaults(type, f)\
    ((type *)(((__pyx_CyFunctionObject *) (f))->defaults))
#define __Pyx_CyFunction_SetDefaultsGetter(f, g)\
    ((__pyx_CyFunctionObject *) (f))->defaults_getter = (g)
typedef struct {
    PyCFunctionObject func;
#if PY_VERSION_HEX < 0x030500A0
    PyObject *func_weakreflist;
#endif
    PyObject *func_dict;
    PyObject *func_name;
    PyObject *func_qualname;
    PyObject *func_doc;
    PyObject *func_globals;
    PyObject *func_code;
    PyObject *func_closure;
    PyObject *func_classobj;
    void *defaults;
    int defaults_pyobjects;
    size_t defaults_size;  // used by FusedFunction for copying defaults
    int flags;
    PyObject *defaults_tuple;
    PyObject *defaults_kwdict;
    PyObject *(*defaults_getter)(PyObject *);
    PyObject *func_annotations;
} __pyx_CyFunctionObject;
static PyTypeObject *__pyx_CyFunctionType = 0;
#define __Pyx_CyFunction_Check(obj)  (__Pyx_TypeCheck(obj, __pyx_CyFunctionType))
static PyObject *__Pyx_CyFunction_Init(__pyx_CyFunctionObject* op, PyMethodDef *ml,
                                      int flags, PyObject* qualname,
                                      PyObject *self,
                                      PyObject *module, PyObject *globals,
                                      PyObject* code);
static CYTHON_INLINE void *__Pyx_CyFunction_InitDefaults(PyObject *m,
                                                         size_t size,
                                                         int pyobjects);
static CYTHON_INLINE void __Pyx_CyFunction_SetDefaultsTuple(PyObject *m,
                                                            PyObject *tuple);
static CYTHON_INLINE void __Pyx_CyFunction_SetDefaultsKwDict(PyObject *m,
                                                             PyObject *dict);
static CYTHON_INLINE void __Pyx_CyFunction_SetAnnotationsDict(PyObject *m,
                                                              PyObject *dict);
static int __pyx_CyFunction_init(void);

/* CythonFunction.proto */
static PyObject *__Pyx_CyFunction_New(PyMethodDef *ml,
                                      int flags, PyObject* qualname,
                                      PyObject *closure,
                                      PyObject *module, PyObject *globals,
                                      PyObject* code);

/* SetNameInClass.proto */
#if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX >= 0x030500A1
#define __Pyx_SetNameInClass(ns, name, value)\
    (likely(PyDict_CheckExact(ns)) ? _PyDict_SetItem_KnownHash(ns, name, value, ((PyASCIIObject *) name)->hash) : PyObject_SetItem(ns, name, value))
#elif CYTHON_COMPILING_IN_CPYTHON
#define __Pyx_SetNameInClass(ns, name, value)\
    (likely(PyDict_CheckExact(ns)) ? PyDict_SetItem(ns, name, value) : PyObject_SetItem(ns, name, value))
#else
#define __Pyx_SetNameInClass(ns, name, value)  PyObject_SetItem(ns, name, value)
#endif

/* Py3ClassCreate.proto */
static PyObject *__Pyx_Py3MetaclassPrepare(PyObject *metaclass, PyObject *bases, PyObject *name, PyObject *qualname,
                                           PyObject *mkw, PyObject *modname, PyObject *doc);
static PyObject *__Pyx_Py3ClassCreate(PyObject *metaclass, PyObject *name, PyObject *bases, PyObject *dict,
                                      PyObject *mkw, int calculate_metaclass, int allow_py2_metaclass);

/* CLineInTraceback.proto */
#ifdef CYTHON_CLINE_IN_TRACEBACK
#define __Pyx_CLineForTraceback(tstate, c_line)  (((CYTHON_CLINE_IN_TRACEBACK)) ? c_line : 0)
#else
static int __Pyx_CLineForTraceback(PyThreadState *tstate, int c_line);
#endif

/* CodeObjectCache.proto */
typedef struct {
    PyCodeObject* code_object;
    int code_line;
} __Pyx_CodeObjectCacheEntry;
struct __Pyx_CodeObjectCache {
    int count;
    int max_count;
    __Pyx_CodeObjectCacheEntry* entries;
};
static struct __Pyx_CodeObjectCache __pyx_code_cache = {0,0,NULL};
static int __pyx_bisect_code_objects(__Pyx_CodeObjectCacheEntry* entries, int count, int code_line);
static PyCodeObject *__pyx_find_code_object(int code_line);
static void __pyx_insert_code_object(int code_line, PyCodeObject* code_object);

/* AddTraceback.proto */
static void __Pyx_AddTraceback(const char *funcname, int c_line,
                               int py_line, const char *filename);

#if PY_MAJOR_VERSION < 3
    static int __Pyx_GetBuffer(PyObject *obj, Py_buffer *view, int flags);
    static void __Pyx_ReleaseBuffer(Py_buffer *view);
#else
    #define __Pyx_GetBuffer PyObject_GetBuffer
    #define __Pyx_ReleaseBuffer PyBuffer_Release
#endif


/* BufferStructDeclare.proto */
typedef struct {
  Py_ssize_t shape, strides, suboffsets;
} __Pyx_Buf_DimInfo;
typedef struct {
  size_t refcount;
  Py_buffer pybuffer;
} __Pyx_Buffer;
typedef struct {
  __Pyx_Buffer *rcbuffer;
  char *data;
  __Pyx_Buf_DimInfo diminfo[8];
} __Pyx_LocalBuf_ND;

/* MemviewSliceIsContig.proto */
static int __pyx_memviewslice_is_contig(const __Pyx_memviewslice mvs, char order, int ndim);

/* OverlappingSlices.proto */
static int __pyx_slices_overlap(__Pyx_memviewslice *slice1,
                                __Pyx_memviewslice *slice2,
                                int ndim, size_t itemsize);

/* Capsule.proto */
static CYTHON_INLINE PyObject *__pyx_capsule_create(void *p, const char *sig);

/* None.proto */
#include <new>

/* GCCDiagnostics.proto */
#if defined(__GNUC__) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6))
#define __Pyx_HAS_GCC_DIAGNOSTIC
#endif

/* IsLittleEndian.proto */
static CYTHON_INLINE int __Pyx_Is_Little_Endian(void);

/* BufferFormatCheck.proto */
static const char* __Pyx_BufFmt_CheckString(__Pyx_BufFmt_Context* ctx, const char* ts);
static void __Pyx_BufFmt_Init(__Pyx_BufFmt_Context* ctx,
                              __Pyx_BufFmt_StackElem* stack,
                              __Pyx_TypeInfo* type);

/* TypeInfoCompare.proto */
static int __pyx_typeinfo_cmp(__Pyx_TypeInfo *a, __Pyx_TypeInfo *b);

/* MemviewSliceValidateAndInit.proto */
static int __Pyx_ValidateAndInit_memviewslice(
                int *axes_specs,
                int c_or_f_flag,
                int buf_flags,
                int ndim,
                __Pyx_TypeInfo *dtype,
                __Pyx_BufFmt_StackElem stack[],
                __Pyx_memviewslice *memviewslice,
                PyObject *original_obj);

/* ObjectToMemviewSlice.proto */
static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_d_dc_nn___pyx_t_13cnnclustering_16_primitive_types_AVALUE(PyObject *, int writable_flag);

/* ObjectToMemviewSlice.proto */
static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_dc_nn___pyx_t_13cnnclustering_16_primitive_types_AVALUE(PyObject *, int writable_flag);

/* ObjectToMemviewSlice.proto */
static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_d_dc_nn___pyx_t_13cnnclustering_16_primitive_types_AINDEX(PyObject *, int writable_flag);

/* ObjectToMemviewSlice.proto */
static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_dc_nn___pyx_t_13cnnclustering_16_primitive_types_AINDEX(PyObject *, int writable_flag);

/* MemviewDtypeToObject.proto */
static CYTHON_INLINE PyObject *__pyx_memview_get_nn___pyx_t_13cnnclustering_16_primitive_types_AINDEX(const char *itemp);
static CYTHON_INLINE int __pyx_memview_set_nn___pyx_t_13cnnclustering_16_primitive_types_AINDEX(const char *itemp, PyObject *obj);

/* ObjectToMemviewSlice.proto */
static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_dc_nn___pyx_t_13cnnclustering_16_primitive_types_ABOOL(PyObject *, int writable_flag);

/* MemviewDtypeToObject.proto */
static CYTHON_INLINE PyObject *__pyx_memview_get_nn___pyx_t_13cnnclustering_16_primitive_types_ABOOL(const char *itemp);
static CYTHON_INLINE int __pyx_memview_set_nn___pyx_t_13cnnclustering_16_primitive_types_ABOOL(const char *itemp, PyObject *obj);

/* MemviewDtypeToObject.proto */
static CYTHON_INLINE PyObject *__pyx_memview_get_nn___pyx_t_13cnnclustering_16_primitive_types_AVALUE(const char *itemp);
static CYTHON_INLINE int __pyx_memview_set_nn___pyx_t_13cnnclustering_16_primitive_types_AVALUE(const char *itemp, PyObject *obj);

/* None.proto */
static CYTHON_INLINE long __Pyx_pow_long(long, long);

/* CppExceptionConversion.proto */
#ifndef __Pyx_CppExn2PyErr
#include <new>
#include <typeinfo>
#include <stdexcept>
#include <ios>
static void __Pyx_CppExn2PyErr() {
  try {
    if (PyErr_Occurred())
      ; // let the latest Python exn pass through and ignore the current one
    else
      throw;
  } catch (const std::bad_alloc& exn) {
    PyErr_SetString(PyExc_MemoryError, exn.what());
  } catch (const std::bad_cast& exn) {
    PyErr_SetString(PyExc_TypeError, exn.what());
  } catch (const std::bad_typeid& exn) {
    PyErr_SetString(PyExc_TypeError, exn.what());
  } catch (const std::domain_error& exn) {
    PyErr_SetString(PyExc_ValueError, exn.what());
  } catch (const std::invalid_argument& exn) {
    PyErr_SetString(PyExc_ValueError, exn.what());
  } catch (const std::ios_base::failure& exn) {
    PyErr_SetString(PyExc_IOError, exn.what());
  } catch (const std::out_of_range& exn) {
    PyErr_SetString(PyExc_IndexError, exn.what());
  } catch (const std::overflow_error& exn) {
    PyErr_SetString(PyExc_OverflowError, exn.what());
  } catch (const std::range_error& exn) {
    PyErr_SetString(PyExc_ArithmeticError, exn.what());
  } catch (const std::underflow_error& exn) {
    PyErr_SetString(PyExc_ArithmeticError, exn.what());
  } catch (const std::exception& exn) {
    PyErr_SetString(PyExc_RuntimeError, exn.what());
  }
  catch (...)
  {
    PyErr_SetString(PyExc_RuntimeError, "Unknown exception");
  }
}
#endif

/* RealImag.proto */
#if CYTHON_CCOMPLEX
  #ifdef __cplusplus
    #define __Pyx_CREAL(z) ((z).real())
    #define __Pyx_CIMAG(z) ((z).imag())
  #else
    #define __Pyx_CREAL(z) (__real__(z))
    #define __Pyx_CIMAG(z) (__imag__(z))
  #endif
#else
    #define __Pyx_CREAL(z) ((z).real)
    #define __Pyx_CIMAG(z) ((z).imag)
#endif
#if defined(__cplusplus) && CYTHON_CCOMPLEX\
        && (defined(_WIN32) || defined(__clang__) || (defined(__GNUC__) && (__GNUC__ >= 5 || __GNUC__ == 4 && __GNUC_MINOR__ >= 4 )) || __cplusplus >= 201103)
    #define __Pyx_SET_CREAL(z,x) ((z).real(x))
    #define __Pyx_SET_CIMAG(z,y) ((z).imag(y))
#else
    #define __Pyx_SET_CREAL(z,x) __Pyx_CREAL(z) = (x)
    #define __Pyx_SET_CIMAG(z,y) __Pyx_CIMAG(z) = (y)
#endif

/* Arithmetic.proto */
#if CYTHON_CCOMPLEX
    #define __Pyx_c_eq_float(a, b)   ((a)==(b))
    #define __Pyx_c_sum_float(a, b)  ((a)+(b))
    #define __Pyx_c_diff_float(a, b) ((a)-(b))
    #define __Pyx_c_prod_float(a, b) ((a)*(b))
    #define __Pyx_c_quot_float(a, b) ((a)/(b))
    #define __Pyx_c_neg_float(a)     (-(a))
  #ifdef __cplusplus
    #define __Pyx_c_is_zero_float(z) ((z)==(float)0)
    #define __Pyx_c_conj_float(z)    (::std::conj(z))
    #if 1
        #define __Pyx_c_abs_float(z)     (::std::abs(z))
        #define __Pyx_c_pow_float(a, b)  (::std::pow(a, b))
    #endif
  #else
    #define __Pyx_c_is_zero_float(z) ((z)==0)
    #define __Pyx_c_conj_float(z)    (conjf(z))
    #if 1
        #define __Pyx_c_abs_float(z)     (cabsf(z))
        #define __Pyx_c_pow_float(a, b)  (cpowf(a, b))
    #endif
 #endif
#else
    static CYTHON_INLINE int __Pyx_c_eq_float(__pyx_t_float_complex, __pyx_t_float_complex);
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_sum_float(__pyx_t_float_complex, __pyx_t_float_complex);
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_diff_float(__pyx_t_float_complex, __pyx_t_float_complex);
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_prod_float(__pyx_t_float_complex, __pyx_t_float_complex);
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_quot_float(__pyx_t_float_complex, __pyx_t_float_complex);
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_neg_float(__pyx_t_float_complex);
    static CYTHON_INLINE int __Pyx_c_is_zero_float(__pyx_t_float_complex);
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_conj_float(__pyx_t_float_complex);
    #if 1
        static CYTHON_INLINE float __Pyx_c_abs_float(__pyx_t_float_complex);
        static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_pow_float(__pyx_t_float_complex, __pyx_t_float_complex);
    #endif
#endif

/* Arithmetic.proto */
#if CYTHON_CCOMPLEX
    #define __Pyx_c_eq_double(a, b)   ((a)==(b))
    #define __Pyx_c_sum_double(a, b)  ((a)+(b))
    #define __Pyx_c_diff_double(a, b) ((a)-(b))
    #define __Pyx_c_prod_double(a, b) ((a)*(b))
    #define __Pyx_c_quot_double(a, b) ((a)/(b))
    #define __Pyx_c_neg_double(a)     (-(a))
  #ifdef __cplusplus
    #define __Pyx_c_is_zero_double(z) ((z)==(double)0)
    #define __Pyx_c_conj_double(z)    (::std::conj(z))
    #if 1
        #define __Pyx_c_abs_double(z)     (::std::abs(z))
        #define __Pyx_c_pow_double(a, b)  (::std::pow(a, b))
    #endif
  #else
    #define __Pyx_c_is_zero_double(z) ((z)==0)
    #define __Pyx_c_conj_double(z)    (conj(z))
    #if 1
        #define __Pyx_c_abs_double(z)     (cabs(z))
        #define __Pyx_c_pow_double(a, b)  (cpow(a, b))
    #endif
 #endif
#else
    static CYTHON_INLINE int __Pyx_c_eq_double(__pyx_t_double_complex, __pyx_t_double_complex);
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_sum_double(__pyx_t_double_complex, __pyx_t_double_complex);
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_diff_double(__pyx_t_double_complex, __pyx_t_double_complex);
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_prod_double(__pyx_t_double_complex, __pyx_t_double_complex);
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_quot_double(__pyx_t_double_complex, __pyx_t_double_complex);
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_neg_double(__pyx_t_double_complex);
    static CYTHON_INLINE int __Pyx_c_is_zero_double(__pyx_t_double_complex);
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_conj_double(__pyx_t_double_complex);
    #if 1
        static CYTHON_INLINE double __Pyx_c_abs_double(__pyx_t_double_complex);
        static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_pow_double(__pyx_t_double_complex, __pyx_t_double_complex);
    #endif
#endif

/* MemviewSliceCopyTemplate.proto */
static __Pyx_memviewslice
__pyx_memoryview_copy_new_contig(const __Pyx_memviewslice *from_mvs,
                                 const char *mode, int ndim,
                                 size_t sizeof_dtype, int contig_flag,
                                 int dtype_is_object);

/* CIntToPy.proto */
static CYTHON_INLINE PyObject* __Pyx_PyInt_From_Py_intptr_t(Py_intptr_t value);

/* CIntFromPy.proto */
static CYTHON_INLINE Py_intptr_t __Pyx_PyInt_As_Py_intptr_t(PyObject *);

/* CIntFromPy.proto */
static CYTHON_INLINE npy_uint8 __Pyx_PyInt_As_npy_uint8(PyObject *);

/* CIntFromPy.proto */
static CYTHON_INLINE long __Pyx_PyInt_As_long(PyObject *);

/* CIntToPy.proto */
static CYTHON_INLINE PyObject* __Pyx_PyInt_From_npy_uint8(npy_uint8 value);

/* CIntToPy.proto */
static CYTHON_INLINE PyObject* __Pyx_PyInt_From_long(long value);

/* CIntFromPy.proto */
static CYTHON_INLINE size_t __Pyx_PyInt_As_size_t(PyObject *);

/* CIntFromPy.proto */
static CYTHON_INLINE int __Pyx_PyInt_As_int(PyObject *);

/* CIntToPy.proto */
static CYTHON_INLINE PyObject* __Pyx_PyInt_From_int(int value);

/* CIntFromPy.proto */
static CYTHON_INLINE char __Pyx_PyInt_As_char(PyObject *);

/* CheckBinaryVersion.proto */
static int __Pyx_check_binary_version(void);

/* InitStrings.proto */
static int __Pyx_InitStrings(__Pyx_StringTabEntry *t);

static __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_f_13cnnclustering_6_types_21InputDataExtInterface__get_component(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_self, CYTHON_UNUSED __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_point, CYTHON_UNUSED __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_dimension); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AINDEX __pyx_f_13cnnclustering_6_types_21InputDataExtInterface__get_n_neighbours(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_self, CYTHON_UNUSED __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_point); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AINDEX __pyx_f_13cnnclustering_6_types_21InputDataExtInterface__get_neighbour(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_self, CYTHON_UNUSED __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_point, CYTHON_UNUSED __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_member); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_f_13cnnclustering_6_types_21InputDataExtInterface__get_distance(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_self, CYTHON_UNUSED __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_point_a, CYTHON_UNUSED __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_point_b); /* proto*/
static void __pyx_f_13cnnclustering_6_types_21InputDataExtInterface__compute_distances(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_self, CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data); /* proto*/
static void __pyx_f_13cnnclustering_6_types_21InputDataExtInterface__compute_neighbourhoods(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_self, CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data, CYTHON_UNUSED __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_v_r, CYTHON_UNUSED __pyx_t_13cnnclustering_16_primitive_types_ABOOL __pyx_v_is_sorted, CYTHON_UNUSED __pyx_t_13cnnclustering_16_primitive_types_ABOOL __pyx_v_is_selfcounting); /* proto*/
static void __pyx_f_13cnnclustering_6_types_22NeighboursExtInterface__assign(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *__pyx_v_self, CYTHON_UNUSED __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_member); /* proto*/
static void __pyx_f_13cnnclustering_6_types_22NeighboursExtInterface__reset(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *__pyx_v_self); /* proto*/
static int __pyx_f_13cnnclustering_6_types_22NeighboursExtInterface__enough(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *__pyx_v_self, CYTHON_UNUSED __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_member_cutoff); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AINDEX __pyx_f_13cnnclustering_6_types_22NeighboursExtInterface__get_member(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *__pyx_v_self, CYTHON_UNUSED __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_index); /* proto*/
static int __pyx_f_13cnnclustering_6_types_22NeighboursExtInterface__contains(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *__pyx_v_self, CYTHON_UNUSED __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_member); /* proto*/
static void __pyx_f_13cnnclustering_6_types_28NeighboursGetterExtInterface__get(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtInterface *__pyx_v_self, CYTHON_UNUSED __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_index, CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data, CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *__pyx_v_neighbours, CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *__pyx_v_cluster_params); /* proto*/
static void __pyx_f_13cnnclustering_6_types_28NeighboursGetterExtInterface__get_other(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtInterface *__pyx_v_self, CYTHON_UNUSED __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_index, CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data, CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_other_input_data, CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *__pyx_v_neighbours, CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *__pyx_v_cluster_params); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_f_13cnnclustering_6_types_26DistanceGetterExtInterface__get_single(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtInterface *__pyx_v_self, CYTHON_UNUSED __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_point_a, CYTHON_UNUSED __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_point_b, CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_f_13cnnclustering_6_types_26DistanceGetterExtInterface__get_single_other(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtInterface *__pyx_v_self, CYTHON_UNUSED __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_point_a, CYTHON_UNUSED __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_point_b, CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data, CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_other_input_data); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_f_13cnnclustering_6_types_18MetricExtInterface__calc_distance(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface *__pyx_v_self, CYTHON_UNUSED __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_index_a, CYTHON_UNUSED __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_index_b, CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_f_13cnnclustering_6_types_18MetricExtInterface__calc_distance_other(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface *__pyx_v_self, CYTHON_UNUSED __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_index_a, CYTHON_UNUSED __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_index_b, CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data, CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_other_input_data); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_f_13cnnclustering_6_types_18MetricExtInterface__adjust_radius(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface *__pyx_v_self, CYTHON_UNUSED __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_v_radius_cutoff); /* proto*/
static int __pyx_f_13cnnclustering_6_types_29SimilarityCheckerExtInterface__check(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtInterface *__pyx_v_self, CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *__pyx_v_neighbours_a, CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *__pyx_v_neighbours_b, CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *__pyx_v_cluster_params); /* proto*/
static void __pyx_f_13cnnclustering_6_types_17QueueExtInterface__push(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_QueueExtInterface *__pyx_v_self, CYTHON_UNUSED __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_value); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AINDEX __pyx_f_13cnnclustering_6_types_17QueueExtInterface__pop(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_QueueExtInterface *__pyx_v_self); /* proto*/
static int __pyx_f_13cnnclustering_6_types_17QueueExtInterface__is_empty(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_QueueExtInterface *__pyx_v_self); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_f_13cnnclustering_6_types_32InputDataExtComponentsMemoryview__get_component(struct __pyx_obj_13cnnclustering_6_types_InputDataExtComponentsMemoryview *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_point, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_dimension); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_f_13cnnclustering_6_types_37InputDataExtDistancesLinearMemoryview__get_distance(struct __pyx_obj_13cnnclustering_6_types_InputDataExtDistancesLinearMemoryview *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_point_a, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_point_b); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AINDEX __pyx_f_13cnnclustering_6_types_36InputDataExtNeighbourhoodsMemoryview__get_n_neighbours(struct __pyx_obj_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_point); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AINDEX __pyx_f_13cnnclustering_6_types_36InputDataExtNeighbourhoodsMemoryview__get_neighbour(struct __pyx_obj_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_point, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_member); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AINDEX __pyx_f_13cnnclustering_6_types_32InputDataExtNeighbourhoodsVector__get_n_neighbours(struct __pyx_obj_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_point); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AINDEX __pyx_f_13cnnclustering_6_types_32InputDataExtNeighbourhoodsVector__get_neighbour(struct __pyx_obj_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_point, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_member); /* proto*/
static void __pyx_f_13cnnclustering_6_types_19NeighboursExtVector__assign(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtVector *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_member); /* proto*/
static void __pyx_f_13cnnclustering_6_types_19NeighboursExtVector__reset(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtVector *__pyx_v_self); /* proto*/
static int __pyx_f_13cnnclustering_6_types_19NeighboursExtVector__enough(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtVector *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_member_cutoff); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AINDEX __pyx_f_13cnnclustering_6_types_19NeighboursExtVector__get_member(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtVector *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_index); /* proto*/
static int __pyx_f_13cnnclustering_6_types_19NeighboursExtVector__contains(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtVector *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_member); /* proto*/
static void __pyx_f_13cnnclustering_6_types_19NeighboursExtCPPSet__assign(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtCPPSet *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_member); /* proto*/
static void __pyx_f_13cnnclustering_6_types_19NeighboursExtCPPSet__reset(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtCPPSet *__pyx_v_self); /* proto*/
static int __pyx_f_13cnnclustering_6_types_19NeighboursExtCPPSet__enough(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtCPPSet *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_member_cutoff); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AINDEX __pyx_f_13cnnclustering_6_types_19NeighboursExtCPPSet__get_member(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtCPPSet *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_index); /* proto*/
static int __pyx_f_13cnnclustering_6_types_19NeighboursExtCPPSet__contains(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtCPPSet *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_member); /* proto*/
static void __pyx_f_13cnnclustering_6_types_28NeighboursExtCPPUnorderedSet__assign(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_member); /* proto*/
static void __pyx_f_13cnnclustering_6_types_28NeighboursExtCPPUnorderedSet__reset(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet *__pyx_v_self); /* proto*/
static int __pyx_f_13cnnclustering_6_types_28NeighboursExtCPPUnorderedSet__enough(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_member_cutoff); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AINDEX __pyx_f_13cnnclustering_6_types_28NeighboursExtCPPUnorderedSet__get_member(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_index); /* proto*/
static int __pyx_f_13cnnclustering_6_types_28NeighboursExtCPPUnorderedSet__contains(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_member); /* proto*/
static void __pyx_f_13cnnclustering_6_types_34NeighboursExtVectorCPPUnorderedSet__assign(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_member); /* proto*/
static void __pyx_f_13cnnclustering_6_types_34NeighboursExtVectorCPPUnorderedSet__reset(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet *__pyx_v_self); /* proto*/
static int __pyx_f_13cnnclustering_6_types_34NeighboursExtVectorCPPUnorderedSet__enough(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_member_cutoff); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AINDEX __pyx_f_13cnnclustering_6_types_34NeighboursExtVectorCPPUnorderedSet__get_member(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_index); /* proto*/
static int __pyx_f_13cnnclustering_6_types_34NeighboursExtVectorCPPUnorderedSet__contains(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_member); /* proto*/
static void __pyx_f_13cnnclustering_6_types_29NeighboursGetterExtBruteForce__get(struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtBruteForce *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_index, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data, struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *__pyx_v_neighbours, struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *__pyx_v_cluster_params); /* proto*/
static void __pyx_f_13cnnclustering_6_types_29NeighboursGetterExtBruteForce__get_other(struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtBruteForce *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_index, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_other_input_data, struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *__pyx_v_neighbours, struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *__pyx_v_cluster_params); /* proto*/
static void __pyx_f_13cnnclustering_6_types_25NeighboursGetterExtLookup__get(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtLookup *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_index, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data, struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *__pyx_v_neighbours, CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *__pyx_v_cluster_params); /* proto*/
static void __pyx_f_13cnnclustering_6_types_25NeighboursGetterExtLookup__get_other(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtLookup *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_index, CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_other_input_data, struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *__pyx_v_neighbours, CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *__pyx_v_cluster_params); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_f_13cnnclustering_6_types_23DistanceGetterExtMetric__get_single(struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtMetric *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_point_a, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_point_b, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_f_13cnnclustering_6_types_23DistanceGetterExtMetric__get_single_other(struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtMetric *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_point_a, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_point_b, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_other_input_data); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_f_13cnnclustering_6_types_23DistanceGetterExtLookup__get_single(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtLookup *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_point_a, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_point_b, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_f_13cnnclustering_6_types_23DistanceGetterExtLookup__get_single_other(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtLookup *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_point_a, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_point_b, CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_other_input_data); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_f_13cnnclustering_6_types_14MetricExtDummy__calc_distance(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_MetricExtDummy *__pyx_v_self, CYTHON_UNUSED __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_index_a, CYTHON_UNUSED __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_index_b, CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_f_13cnnclustering_6_types_14MetricExtDummy__calc_distance_other(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_MetricExtDummy *__pyx_v_self, CYTHON_UNUSED __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_index_a, CYTHON_UNUSED __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_index_b, CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data, CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_other_input_data); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_f_13cnnclustering_6_types_14MetricExtDummy__adjust_radius(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_MetricExtDummy *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_v_radius_cutoff); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_f_13cnnclustering_6_types_20MetricExtPrecomputed__calc_distance(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_MetricExtPrecomputed *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_index_a, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_index_b, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_f_13cnnclustering_6_types_20MetricExtPrecomputed__calc_distance_other(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_MetricExtPrecomputed *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_index_a, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_index_b, CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_other_input_data); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_f_13cnnclustering_6_types_20MetricExtPrecomputed__adjust_radius(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_MetricExtPrecomputed *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_v_radius_cutoff); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_f_13cnnclustering_6_types_18MetricExtEuclidean__calc_distance(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_MetricExtEuclidean *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_index_a, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_index_b, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_f_13cnnclustering_6_types_18MetricExtEuclidean__calc_distance_other(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_MetricExtEuclidean *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_index_a, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_index_b, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_other_input_data); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_f_13cnnclustering_6_types_18MetricExtEuclidean__adjust_radius(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_MetricExtEuclidean *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_v_radius_cutoff); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_f_13cnnclustering_6_types_25MetricExtEuclideanReduced__calc_distance(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_MetricExtEuclideanReduced *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_index_a, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_index_b, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_f_13cnnclustering_6_types_25MetricExtEuclideanReduced__calc_distance_other(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_MetricExtEuclideanReduced *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_index_a, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_index_b, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_other_input_data); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_f_13cnnclustering_6_types_25MetricExtEuclideanReduced__adjust_radius(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_MetricExtEuclideanReduced *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_v_radius_cutoff); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_f_13cnnclustering_6_types_33MetricExtEuclideanPeriodicReduced__calc_distance(struct __pyx_obj_13cnnclustering_6_types_MetricExtEuclideanPeriodicReduced *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_index_a, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_index_b, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_f_13cnnclustering_6_types_33MetricExtEuclideanPeriodicReduced__calc_distance_other(struct __pyx_obj_13cnnclustering_6_types_MetricExtEuclideanPeriodicReduced *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_index_a, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_index_b, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_other_input_data); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_f_13cnnclustering_6_types_33MetricExtEuclideanPeriodicReduced__adjust_radius(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_MetricExtEuclideanPeriodicReduced *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_v_radius_cutoff); /* proto*/
static int __pyx_f_13cnnclustering_6_types_28SimilarityCheckerExtContains__check(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtContains *__pyx_v_self, struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *__pyx_v_neighbours_a, struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *__pyx_v_neighbours_b, struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *__pyx_v_cluster_params); /* proto*/
static int __pyx_f_13cnnclustering_6_types_34SimilarityCheckerExtSwitchContains__check(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtSwitchContains *__pyx_v_self, struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *__pyx_v_neighbours_a, struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *__pyx_v_neighbours_b, struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *__pyx_v_cluster_params); /* proto*/
static int __pyx_f_13cnnclustering_6_types_32SimilarityCheckerExtScreensorted__check(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtScreensorted *__pyx_v_self, struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *__pyx_v_neighbours_a, struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *__pyx_v_neighbours_b, struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *__pyx_v_cluster_params); /* proto*/
static void __pyx_f_13cnnclustering_6_types_18QueueExtLIFOVector__push(struct __pyx_obj_13cnnclustering_6_types_QueueExtLIFOVector *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_value); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AINDEX __pyx_f_13cnnclustering_6_types_18QueueExtLIFOVector__pop(struct __pyx_obj_13cnnclustering_6_types_QueueExtLIFOVector *__pyx_v_self); /* proto*/
static int __pyx_f_13cnnclustering_6_types_18QueueExtLIFOVector__is_empty(struct __pyx_obj_13cnnclustering_6_types_QueueExtLIFOVector *__pyx_v_self); /* proto*/
static void __pyx_f_13cnnclustering_6_types_17QueueExtFIFOQueue__push(struct __pyx_obj_13cnnclustering_6_types_QueueExtFIFOQueue *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const __pyx_v_value); /* proto*/
static __pyx_t_13cnnclustering_16_primitive_types_AINDEX __pyx_f_13cnnclustering_6_types_17QueueExtFIFOQueue__pop(struct __pyx_obj_13cnnclustering_6_types_QueueExtFIFOQueue *__pyx_v_self); /* proto*/
static int __pyx_f_13cnnclustering_6_types_17QueueExtFIFOQueue__is_empty(struct __pyx_obj_13cnnclustering_6_types_QueueExtFIFOQueue *__pyx_v_self); /* proto*/
static PyObject *__pyx_array_get_memview(struct __pyx_array_obj *__pyx_v_self); /* proto*/
static char *__pyx_memoryview_get_item_pointer(struct __pyx_memoryview_obj *__pyx_v_self, PyObject *__pyx_v_index); /* proto*/
static PyObject *__pyx_memoryview_is_slice(struct __pyx_memoryview_obj *__pyx_v_self, PyObject *__pyx_v_obj); /* proto*/
static PyObject *__pyx_memoryview_setitem_slice_assignment(struct __pyx_memoryview_obj *__pyx_v_self, PyObject *__pyx_v_dst, PyObject *__pyx_v_src); /* proto*/
static PyObject *__pyx_memoryview_setitem_slice_assign_scalar(struct __pyx_memoryview_obj *__pyx_v_self, struct __pyx_memoryview_obj *__pyx_v_dst, PyObject *__pyx_v_value); /* proto*/
static PyObject *__pyx_memoryview_setitem_indexed(struct __pyx_memoryview_obj *__pyx_v_self, PyObject *__pyx_v_index, PyObject *__pyx_v_value); /* proto*/
static PyObject *__pyx_memoryview_convert_item_to_object(struct __pyx_memoryview_obj *__pyx_v_self, char *__pyx_v_itemp); /* proto*/
static PyObject *__pyx_memoryview_assign_item_from_object(struct __pyx_memoryview_obj *__pyx_v_self, char *__pyx_v_itemp, PyObject *__pyx_v_value); /* proto*/
static PyObject *__pyx_memoryviewslice_convert_item_to_object(struct __pyx_memoryviewslice_obj *__pyx_v_self, char *__pyx_v_itemp); /* proto*/
static PyObject *__pyx_memoryviewslice_assign_item_from_object(struct __pyx_memoryviewslice_obj *__pyx_v_self, char *__pyx_v_itemp, PyObject *__pyx_v_value); /* proto*/

/* Module declarations from 'cpython.buffer' */

/* Module declarations from 'libc.string' */

/* Module declarations from 'libc.stdio' */

/* Module declarations from '__builtin__' */

/* Module declarations from 'cpython.type' */
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/* Module declarations from 'cpython' */

/* Module declarations from 'cpython.object' */

/* Module declarations from 'cpython.ref' */

/* Module declarations from 'cpython.mem' */

/* Module declarations from 'numpy' */

/* Module declarations from 'numpy' */
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static PyTypeObject *__pyx_ptype_5numpy_flatiter = 0;
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/* Module declarations from 'libcpp.utility' */

/* Module declarations from 'libcpp.set' */

/* Module declarations from 'libcpp.queue' */

/* Module declarations from 'libcpp.unordered_set' */

/* Module declarations from 'cnnclustering._primitive_types' */

/* Module declarations from 'libc.math' */

/* Module declarations from 'cnnclustering._types' */
static PyTypeObject *__pyx_ptype_13cnnclustering_6_types_ClusterParameters = 0;
static PyTypeObject *__pyx_ptype_13cnnclustering_6_types_Labels = 0;
static PyTypeObject *__pyx_ptype_13cnnclustering_6_types_ReferenceIndices = 0;
static PyTypeObject *__pyx_ptype_13cnnclustering_6_types_InputDataExtInterface = 0;
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static PyTypeObject *__pyx_ptype_13cnnclustering_6_types_NeighboursGetterExtInterface = 0;
static PyTypeObject *__pyx_ptype_13cnnclustering_6_types_DistanceGetterExtInterface = 0;
static PyTypeObject *__pyx_ptype_13cnnclustering_6_types_MetricExtInterface = 0;
static PyTypeObject *__pyx_ptype_13cnnclustering_6_types_SimilarityCheckerExtInterface = 0;
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static PyTypeObject *__pyx_ptype_13cnnclustering_6_types_SimilarityCheckerExtContains = 0;
static PyTypeObject *__pyx_ptype_13cnnclustering_6_types_SimilarityCheckerExtSwitchContains = 0;
static PyTypeObject *__pyx_ptype_13cnnclustering_6_types_SimilarityCheckerExtScreensorted = 0;
static PyTypeObject *__pyx_ptype_13cnnclustering_6_types_QueueExtLIFOVector = 0;
static PyTypeObject *__pyx_ptype_13cnnclustering_6_types_QueueExtFIFOQueue = 0;
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static PyObject *__pyx_f_13cnnclustering_6_types___pyx_unpickle_InputDataExtInterface__set_state(struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *, PyObject *); /*proto*/
static PyObject *__pyx_f_13cnnclustering_6_types___pyx_unpickle_NeighboursExtInterface__set_state(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *, PyObject *); /*proto*/
static PyObject *__pyx_f_13cnnclustering_6_types___pyx_unpickle_NeighboursGetterExtInterface__set_state(struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtInterface *, PyObject *); /*proto*/
static PyObject *__pyx_f_13cnnclustering_6_types___pyx_unpickle_DistanceGetterExtInterface__set_state(struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtInterface *, PyObject *); /*proto*/
static PyObject *__pyx_f_13cnnclustering_6_types___pyx_unpickle_MetricExtInterface__set_state(struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface *, PyObject *); /*proto*/
static PyObject *__pyx_f_13cnnclustering_6_types___pyx_unpickle_SimilarityCheckerExtInterface__set_state(struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtInterface *, PyObject *); /*proto*/
static PyObject *__pyx_f_13cnnclustering_6_types___pyx_unpickle_QueueExtInterface__set_state(struct __pyx_obj_13cnnclustering_6_types_QueueExtInterface *, PyObject *); /*proto*/
static PyObject *__pyx_f_13cnnclustering_6_types___pyx_unpickle_DistanceGetterExtLookup__set_state(struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtLookup *, PyObject *); /*proto*/
static PyObject *__pyx_f_13cnnclustering_6_types___pyx_unpickle_MetricExtDummy__set_state(struct __pyx_obj_13cnnclustering_6_types_MetricExtDummy *, PyObject *); /*proto*/
static PyObject *__pyx_f_13cnnclustering_6_types___pyx_unpickle_MetricExtPrecomputed__set_state(struct __pyx_obj_13cnnclustering_6_types_MetricExtPrecomputed *, PyObject *); /*proto*/
static PyObject *__pyx_f_13cnnclustering_6_types___pyx_unpickle_MetricExtEuclidean__set_state(struct __pyx_obj_13cnnclustering_6_types_MetricExtEuclidean *, PyObject *); /*proto*/
static PyObject *__pyx_f_13cnnclustering_6_types___pyx_unpickle_MetricExtEuclideanReduced__set_state(struct __pyx_obj_13cnnclustering_6_types_MetricExtEuclideanReduced *, PyObject *); /*proto*/
static PyObject *__pyx_f_13cnnclustering_6_types___pyx_unpickle_SimilarityCheckerExtContains__set_state(struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtContains *, PyObject *); /*proto*/
static PyObject *__pyx_f_13cnnclustering_6_types___pyx_unpickle_SimilarityCheckerExtSwitchContains__set_state(struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtSwitchContains *, PyObject *); /*proto*/
static PyObject *__pyx_f_13cnnclustering_6_types___pyx_unpickle_SimilarityCheckerExtScreensorted__set_state(struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtScreensorted *, PyObject *); /*proto*/
static PyObject *__pyx_f_13cnnclustering_6_types___pyx_unpickle_QueueExtLIFOVector__set_state(struct __pyx_obj_13cnnclustering_6_types_QueueExtLIFOVector *, PyObject *); /*proto*/
static PyObject *__pyx_convert_vector_to_py___pyx_t_13cnnclustering_16_primitive_types_AINDEX(const std::vector<__pyx_t_13cnnclustering_16_primitive_types_AINDEX>  &); /*proto*/
static std::vector<__pyx_t_13cnnclustering_16_primitive_types_AINDEX>  __pyx_convert_vector_from_py___pyx_t_13cnnclustering_16_primitive_types_AINDEX(PyObject *); /*proto*/
static PyObject *__pyx_convert_unordered_set_to_py___pyx_t_13cnnclustering_16_primitive_types_AINDEX(std::unordered_set<__pyx_t_13cnnclustering_16_primitive_types_AINDEX>  const &); /*proto*/
static std::unordered_set<__pyx_t_13cnnclustering_16_primitive_types_AINDEX>  __pyx_convert_unordered_set_from_py___pyx_t_13cnnclustering_16_primitive_types_AINDEX(PyObject *); /*proto*/
static std::vector<std::vector<__pyx_t_13cnnclustering_16_primitive_types_AINDEX> >  __pyx_convert_vector_from_py_std_3a__3a_vector_3c___pyx_t_13cnnclustering_16_primitive_types_AINDEX_3e___(PyObject *); /*proto*/
static PyObject *__pyx_convert_vector_to_py_std_3a__3a_vector_3c___pyx_t_13cnnclustering_16_primitive_types_AINDEX_3e___(const std::vector<std::vector<__pyx_t_13cnnclustering_16_primitive_types_AINDEX> >  &); /*proto*/
static std::set<__pyx_t_13cnnclustering_16_primitive_types_AINDEX>  __pyx_convert_set_from_py___pyx_t_13cnnclustering_16_primitive_types_AINDEX(PyObject *); /*proto*/
static PyObject *__pyx_convert_set_to_py___pyx_t_13cnnclustering_16_primitive_types_AINDEX(std::set<__pyx_t_13cnnclustering_16_primitive_types_AINDEX>  const &); /*proto*/
static struct __pyx_array_obj *__pyx_array_new(PyObject *, Py_ssize_t, char *, char *, char *); /*proto*/
static void *__pyx_align_pointer(void *, size_t); /*proto*/
static PyObject *__pyx_memoryview_new(PyObject *, int, int, __Pyx_TypeInfo *); /*proto*/
static CYTHON_INLINE int __pyx_memoryview_check(PyObject *); /*proto*/
static PyObject *_unellipsify(PyObject *, int); /*proto*/
static PyObject *assert_direct_dimensions(Py_ssize_t *, int); /*proto*/
static struct __pyx_memoryview_obj *__pyx_memview_slice(struct __pyx_memoryview_obj *, PyObject *); /*proto*/
static int __pyx_memoryview_slice_memviewslice(__Pyx_memviewslice *, Py_ssize_t, Py_ssize_t, Py_ssize_t, int, int, int *, Py_ssize_t, Py_ssize_t, Py_ssize_t, int, int, int, int); /*proto*/
static char *__pyx_pybuffer_index(Py_buffer *, char *, Py_ssize_t, Py_ssize_t); /*proto*/
static int __pyx_memslice_transpose(__Pyx_memviewslice *); /*proto*/
static PyObject *__pyx_memoryview_fromslice(__Pyx_memviewslice, int, PyObject *(*)(char *), int (*)(char *, PyObject *), int); /*proto*/
static __Pyx_memviewslice *__pyx_memoryview_get_slice_from_memoryview(struct __pyx_memoryview_obj *, __Pyx_memviewslice *); /*proto*/
static void __pyx_memoryview_slice_copy(struct __pyx_memoryview_obj *, __Pyx_memviewslice *); /*proto*/
static PyObject *__pyx_memoryview_copy_object(struct __pyx_memoryview_obj *); /*proto*/
static PyObject *__pyx_memoryview_copy_object_from_slice(struct __pyx_memoryview_obj *, __Pyx_memviewslice *); /*proto*/
static Py_ssize_t abs_py_ssize_t(Py_ssize_t); /*proto*/
static char __pyx_get_best_slice_order(__Pyx_memviewslice *, int); /*proto*/
static void _copy_strided_to_strided(char *, Py_ssize_t *, char *, Py_ssize_t *, Py_ssize_t *, Py_ssize_t *, int, size_t); /*proto*/
static void copy_strided_to_strided(__Pyx_memviewslice *, __Pyx_memviewslice *, int, size_t); /*proto*/
static Py_ssize_t __pyx_memoryview_slice_get_size(__Pyx_memviewslice *, int); /*proto*/
static Py_ssize_t __pyx_fill_contig_strides_array(Py_ssize_t *, Py_ssize_t *, Py_ssize_t, int, char); /*proto*/
static void *__pyx_memoryview_copy_data_to_temp(__Pyx_memviewslice *, __Pyx_memviewslice *, char, int); /*proto*/
static int __pyx_memoryview_err_extents(int, Py_ssize_t, Py_ssize_t); /*proto*/
static int __pyx_memoryview_err_dim(PyObject *, char *, int); /*proto*/
static int __pyx_memoryview_err(PyObject *, char *); /*proto*/
static int __pyx_memoryview_copy_contents(__Pyx_memviewslice, __Pyx_memviewslice, int, int, int); /*proto*/
static void __pyx_memoryview_broadcast_leading(__Pyx_memviewslice *, int, int); /*proto*/
static void __pyx_memoryview_refcount_copying(__Pyx_memviewslice *, int, int, int); /*proto*/
static void __pyx_memoryview_refcount_objects_in_slice_with_gil(char *, Py_ssize_t *, Py_ssize_t *, int, int); /*proto*/
static void __pyx_memoryview_refcount_objects_in_slice(char *, Py_ssize_t *, Py_ssize_t *, int, int); /*proto*/
static void __pyx_memoryview_slice_assign_scalar(__Pyx_memviewslice *, int, size_t, void *, int); /*proto*/
static void __pyx_memoryview__slice_assign_scalar(char *, Py_ssize_t *, Py_ssize_t *, int, size_t, void *); /*proto*/
static PyObject *__pyx_unpickle_Enum__set_state(struct __pyx_MemviewEnum_obj *, PyObject *); /*proto*/
static __Pyx_TypeInfo __Pyx_TypeInfo_nn___pyx_t_13cnnclustering_16_primitive_types_AVALUE = { "AVALUE", NULL, sizeof(__pyx_t_13cnnclustering_16_primitive_types_AVALUE), { 0 }, 0, 'R', 0, 0 };
static __Pyx_TypeInfo __Pyx_TypeInfo_nn___pyx_t_13cnnclustering_16_primitive_types_AINDEX = { "AINDEX", NULL, sizeof(__pyx_t_13cnnclustering_16_primitive_types_AINDEX), { 0 }, 0, IS_UNSIGNED(__pyx_t_13cnnclustering_16_primitive_types_AINDEX) ? 'U' : 'I', IS_UNSIGNED(__pyx_t_13cnnclustering_16_primitive_types_AINDEX), 0 };
static __Pyx_TypeInfo __Pyx_TypeInfo_nn___pyx_t_13cnnclustering_16_primitive_types_ABOOL = { "ABOOL", NULL, sizeof(__pyx_t_13cnnclustering_16_primitive_types_ABOOL), { 0 }, 0, IS_UNSIGNED(__pyx_t_13cnnclustering_16_primitive_types_ABOOL) ? 'U' : 'I', IS_UNSIGNED(__pyx_t_13cnnclustering_16_primitive_types_ABOOL), 0 };
#define __Pyx_MODULE_NAME "cnnclustering._types"
extern int __pyx_module_is_main_cnnclustering___types;
int __pyx_module_is_main_cnnclustering___types = 0;

/* Implementation of 'cnnclustering._types' */
static PyObject *__pyx_builtin_property;
static PyObject *__pyx_builtin_TypeError;
static PyObject *__pyx_builtin_ValueError;
static PyObject *__pyx_builtin_range;
static PyObject *__pyx_builtin_enumerate;
static PyObject *__pyx_builtin_NotImplementedError;
static PyObject *__pyx_builtin_max;
static PyObject *__pyx_builtin_ImportError;
static PyObject *__pyx_builtin_MemoryError;
static PyObject *__pyx_builtin_Ellipsis;
static PyObject *__pyx_builtin_id;
static PyObject *__pyx_builtin_IndexError;
static const char __pyx_k_C[] = "C";
static const char __pyx_k_O[] = "O";
static const char __pyx_k_a[] = "a";
static const char __pyx_k_b[] = "b";
static const char __pyx_k_c[] = "c";
static const char __pyx_k_i[] = "i";
static const char __pyx_k_m[] = "m";
static const char __pyx_k_n[] = "n";
static const char __pyx_k_r[] = "r";
static const char __pyx_k_s[] = "s";
static const char __pyx_k__4[] = "(";
static const char __pyx_k__5[] = ")";
static const char __pyx_k_id[] = "id";
static const char __pyx_k_na[] = "na";
static const char __pyx_k_nb[] = "nb";
static const char __pyx_k_np[] = "np";
static const char __pyx_k_ABC[] = "ABC";
static const char __pyx_k_Any[] = "Any";
static const char __pyx_k_abc[] = "abc";
static const char __pyx_k_add[] = "add";
static const char __pyx_k_cls[] = "cls";
static const char __pyx_k_doc[] = "__doc__";
static const char __pyx_k_get[] = "get";
static const char __pyx_k_int[] = "int";
static const char __pyx_k_max[] = "max";
static const char __pyx_k_new[] = "__new__";
static const char __pyx_k_obj[] = "obj";
static const char __pyx_k_pop[] = "pop";
static const char __pyx_k_str[] = "__str__";
static const char __pyx_k_None[] = "None";
static const char __pyx_k_True[] = "True";
static const char __pyx_k_Type[] = "Type";
static const char __pyx_k__111[] = ", ";
static const char __pyx_k__286[] = "_";
static const char __pyx_k_args[] = "args";
static const char __pyx_k_base[] = "base";
static const char __pyx_k_data[] = "data";
static const char __pyx_k_dict[] = "__dict__";
static const char __pyx_k_init[] = "__init__";
static const char __pyx_k_iter[] = "_iter";
static const char __pyx_k_main[] = "__main__";
static const char __pyx_k_meta[] = "meta";
static const char __pyx_k_mode[] = "mode";
static const char __pyx_k_name[] = "__name__";
static const char __pyx_k_ndim[] = "ndim";
static const char __pyx_k_pack[] = "pack";
static const char __pyx_k_push[] = "push";
static const char __pyx_k_self[] = "self";
static const char __pyx_k_send[] = "send";
static const char __pyx_k_size[] = "size";
static const char __pyx_k_sort[] = "sort";
static const char __pyx_k_step[] = "step";
static const char __pyx_k_stop[] = "stop";
static const char __pyx_k_test[] = "__test__";
static const char __pyx_k_tree[] = "_tree";
static const char __pyx_k_ASCII[] = "ASCII";
static const char __pyx_k_False[] = "False";
static const char __pyx_k_Queue[] = "Queue";
static const char __pyx_k_array[] = "array";
static const char __pyx_k_check[] = "check";
static const char __pyx_k_class[] = "__class__";
static const char __pyx_k_close[] = "close";
static const char __pyx_k_count[] = "count";
static const char __pyx_k_deque[] = "deque";
static const char __pyx_k_dtype[] = "dtype";
static const char __pyx_k_edges[] = "edges";
static const char __pyx_k_error[] = "error";
static const char __pyx_k_flags[] = "flags";
static const char __pyx_k_float[] = "float";
static const char __pyx_k_index[] = "index";
static const char __pyx_k_items[] = "items";
static const char __pyx_k_n_dim[] = "_n_dim";
static const char __pyx_k_numpy[] = "numpy";
static const char __pyx_k_order[] = "order";
static const char __pyx_k_point[] = "point";
static const char __pyx_k_query[] = "_query";
static const char __pyx_k_queue[] = "_queue";
static const char __pyx_k_range[] = "range";
static const char __pyx_k_reset[] = "reset";
static const char __pyx_k_shape[] = "shape";
static const char __pyx_k_start[] = "start";
static const char __pyx_k_throw[] = "throw";
static const char __pyx_k_total[] = "total";
static const char __pyx_k_value[] = "value";
static const char __pyx_k_KDTree[] = "KDTree";
static const char __pyx_k_Labels[] = "Labels";
static const char __pyx_k_Metric[] = "Metric";
static const char __pyx_k_append[] = "append";
static const char __pyx_k_assign[] = "assign";
static const char __pyx_k_bounds[] = "bounds";
static const char __pyx_k_common[] = "common";
static const char __pyx_k_data_2[] = "_data";
static const char __pyx_k_encode[] = "encode";
static const char __pyx_k_enough[] = "enough";
static const char __pyx_k_extend[] = "extend";
static const char __pyx_k_format[] = "format";
static const char __pyx_k_import[] = "__import__";
static const char __pyx_k_kwargs[] = "kwargs";
static const char __pyx_k_labels[] = "labels";
static const char __pyx_k_member[] = "member";
static const char __pyx_k_meta_2[] = "_meta";
static const char __pyx_k_metric[] = "metric";
static const char __pyx_k_module[] = "__module__";
static const char __pyx_k_name_2[] = "name";
static const char __pyx_k_params[] = "params";
static const char __pyx_k_pickle[] = "pickle";
static const char __pyx_k_radius[] = "radius";
static const char __pyx_k_reduce[] = "__reduce__";
static const char __pyx_k_return[] = "return";
static const char __pyx_k_sorted[] = "sorted=";
static const char __pyx_k_struct[] = "struct";
static const char __pyx_k_to_set[] = "to_set";
static const char __pyx_k_typing[] = "typing";
static const char __pyx_k_unpack[] = "unpack";
static const char __pyx_k_update[] = "update";
static const char __pyx_k_Counter[] = "Counter";
static const char __pyx_k_P_ABOOL[] = "P_ABOOL";
static const char __pyx_k_asarray[] = "asarray";
static const char __pyx_k_dgetter[] = "dgetter=";
static const char __pyx_k_fortran[] = "fortran";
static const char __pyx_k_index_a[] = "index_a";
static const char __pyx_k_index_b[] = "index_b";
static const char __pyx_k_indices[] = "indices";
static const char __pyx_k_memview[] = "memview";
static const char __pyx_k_n_dim_2[] = "n_dim";
static const char __pyx_k_point_a[] = "point_a";
static const char __pyx_k_point_b[] = "point_b";
static const char __pyx_k_popleft[] = "popleft";
static const char __pyx_k_prepare[] = "__prepare__";
static const char __pyx_k_sklearn[] = "sklearn";
static const char __pyx_k_to_dict[] = "to_dict";
static const char __pyx_k_Ellipsis[] = "Ellipsis";
static const char __pyx_k_Iterator[] = "Iterator";
static const char __pyx_k_Optional[] = "Optional";
static const char __pyx_k_P_AINDEX[] = "P_AINDEX";
static const char __pyx_k_P_AVALUE[] = "P_AVALUE";
static const char __pyx_k_Sequence[] = "Sequence";
static const char __pyx_k_attr_str[] = "attr_str";
static const char __pyx_k_by_parts[] = "by_parts";
static const char __pyx_k_consider[] = "consider";
static const char __pyx_k_contains[] = "contains";
static const char __pyx_k_distance[] = "distance";
static const char __pyx_k_getstate[] = "__getstate__";
static const char __pyx_k_is_empty[] = "is_empty";
static const char __pyx_k_itemsize[] = "itemsize";
static const char __pyx_k_member_a[] = "member_a";
static const char __pyx_k_metric_2[] = "_metric";
static const char __pyx_k_metric_3[] = "metric=";
static const char __pyx_k_n_points[] = "_n_points";
static const char __pyx_k_property[] = "property";
static const char __pyx_k_pyx_type[] = "__pyx_type";
static const char __pyx_k_qualname[] = "__qualname__";
static const char __pyx_k_radius_2[] = "_radius";
static const char __pyx_k_register[] = "register";
static const char __pyx_k_setstate[] = "__setstate__";
static const char __pyx_k_Container[] = "Container";
static const char __pyx_k_InputData[] = "InputData";
static const char __pyx_k_Queue_pop[] = "Queue.pop";
static const char __pyx_k_TypeError[] = "TypeError";
static const char __pyx_k_dimension[] = "dimension";
static const char __pyx_k_enumerate[] = "enumerate";
static const char __pyx_k_get_other[] = "get_other";
static const char __pyx_k_is_sorted[] = "is_sorted";
static const char __pyx_k_itertools[] = "itertools";
static const char __pyx_k_metaclass[] = "__metaclass__";
static const char __pyx_k_neighbors[] = "neighbors";
static const char __pyx_k_ones_like[] = "ones_like";
static const char __pyx_k_pyx_state[] = "__pyx_state";
static const char __pyx_k_reduce_ex[] = "__reduce_ex__";
static const char __pyx_k_IndexError[] = "IndexError";
static const char __pyx_k_Neighbours[] = "Neighbours";
static const char __pyx_k_Queue_push[] = "Queue.push";
static const char __pyx_k_ValueError[] = "ValueError";
static const char __pyx_k_build_tree[] = "build_tree";
static const char __pyx_k_get_member[] = "get_member";
static const char __pyx_k_get_single[] = "get_single";
static const char __pyx_k_get_subset[] = "get_subset";
static const char __pyx_k_input_data[] = "input_data";
static const char __pyx_k_n_points_2[] = "n_points";
static const char __pyx_k_neighbours[] = "neighbours";
static const char __pyx_k_pyx_result[] = "__pyx_result";
static const char __pyx_k_pyx_vtable[] = "__pyx_vtable__";
static const char __pyx_k_to_mapping[] = "to_mapping";
static const char __pyx_k_ImportError[] = "ImportError";
static const char __pyx_k_MemoryError[] = "MemoryError";
static const char __pyx_k_MetricDummy[] = "MetricDummy";
static const char __pyx_k_PickleError[] = "PickleError";
static const char __pyx_k_Queue___str[] = "Queue.__str__";
static const char __pyx_k_collections[] = "collections";
static const char __pyx_k_data_subset[] = "data_subset";
static const char __pyx_k_defaultdict[] = "defaultdict";
static const char __pyx_k_is_sorted_2[] = "_is_sorted";
static const char __pyx_k_most_common[] = "most_common";
static const char __pyx_k_Metric___str[] = "Metric.__str__";
static const char __pyx_k_clear_cached[] = "clear_cached";
static const char __pyx_k_get_distance[] = "get_distance";
static const char __pyx_k_initial_size[] = "initial_size";
static const char __pyx_k_max_clusters[] = "max_clusters";
static const char __pyx_k_n_neighbours[] = "_n_neighbours";
static const char __pyx_k_neighbours_2[] = "_neighbours";
static const char __pyx_k_neighbours_a[] = "neighbours_a";
static const char __pyx_k_neighbours_b[] = "neighbours_b";
static const char __pyx_k_pyx_checksum[] = "__pyx_checksum";
static const char __pyx_k_query_radius[] = "query_radius";
static const char __pyx_k_root_indices[] = "root_indices";
static const char __pyx_k_selfcounting[] = "selfcounting=";
static const char __pyx_k_stringsource[] = "stringsource";
static const char __pyx_k_NeighboursSet[] = "NeighboursSet";
static const char __pyx_k_SKLEARN_FOUND[] = "SKLEARN_FOUND";
static const char __pyx_k_access_coords[] = "access_coords";
static const char __pyx_k_adjust_radius[] = "adjust_radius";
static const char __pyx_k_calc_distance[] = "calc_distance";
static const char __pyx_k_current_start[] = "current_start";
static const char __pyx_k_from_sequence[] = "from_sequence";
static const char __pyx_k_get_component[] = "get_component";
static const char __pyx_k_get_neighbour[] = "get_neighbour";
static const char __pyx_k_member_cutoff[] = "member_cutoff";
static const char __pyx_k_pyx_getbuffer[] = "__pyx_getbuffer";
static const char __pyx_k_radius_cutoff[] = "radius_cutoff";
static const char __pyx_k_reduce_cython[] = "__reduce_cython__";
static const char __pyx_k_DistanceGetter[] = "DistanceGetter";
static const char __pyx_k_InputData_data[] = "InputData.data";
static const char __pyx_k_InputData_meta[] = "InputData.meta";
static const char __pyx_k_MetricExtDummy[] = "MetricExtDummy";
static const char __pyx_k_NeighboursList[] = "NeighboursList";
static const char __pyx_k_QueueFIFODeque[] = "QueueFIFODeque";
static const char __pyx_k_Queue_is_empty[] = "Queue.is_empty";
static const char __pyx_k_abstractmethod[] = "abstractmethod";
static const char __pyx_k_cluster_params[] = "cluster_params";
static const char __pyx_k_member_index_a[] = "member_index_a";
static const char __pyx_k_n_neighbours_2[] = "n_neighbours";
static const char __pyx_k_parent_indices[] = "parent_indices";
static const char __pyx_k_InputData___str[] = "InputData.__str__";
static const char __pyx_k_MetricEuclidean[] = "MetricEuclidean";
static const char __pyx_k_View_MemoryView[] = "View.MemoryView";
static const char __pyx_k_allocate_buffer[] = "allocate_buffer";
static const char __pyx_k_distance_getter[] = "distance_getter";
static const char __pyx_k_dtype_is_object[] = "dtype_is_object";
static const char __pyx_k_is_selfcounting[] = "is_selfcounting";
static const char __pyx_k_n_member_cutoff[] = "n_member_cutoff";
static const char __pyx_k_pyx_PickleError[] = "__pyx_PickleError";
static const char __pyx_k_return_distance[] = "return_distance";
static const char __pyx_k_setstate_cython[] = "__setstate_cython__";
static const char __pyx_k_NeighboursGetter[] = "NeighboursGetter";
static const char __pyx_k_Neighbours___str[] = "Neighbours.__str__";
static const char __pyx_k_Neighbours_reset[] = "Neighbours.reset";
static const char __pyx_k_ReferenceIndices[] = "ReferenceIndices";
static const char __pyx_k_access_distances[] = "access_distances";
static const char __pyx_k_get_n_neighbours[] = "get_n_neighbours";
static const char __pyx_k_get_single_other[] = "get_single_other";
static const char __pyx_k_other_input_data[] = "other_input_data";
static const char __pyx_k_ClusterParameters[] = "ClusterParameters";
static const char __pyx_k_MetricPrecomputed[] = "MetricPrecomputed";
static const char __pyx_k_Neighbours_assign[] = "Neighbours.assign";
static const char __pyx_k_Neighbours_enough[] = "Neighbours.enough";
static const char __pyx_k_QueueExtFIFOQueue[] = "QueueExtFIFOQueue";
static const char __pyx_k_QueueExtInterface[] = "QueueExtInterface";
static const char __pyx_k_SimilarityChecker[] = "SimilarityChecker";
static const char __pyx_k_access_neighbours[] = "access_neighbours";
static const char __pyx_k_compute_distances[] = "compute_distances";
static const char __pyx_k_distance_getter_2[] = "_distance_getter";
static const char __pyx_k_is_selfcounting_2[] = "_is_selfcounting";
static const char __pyx_k_pyx_unpickle_Enum[] = "__pyx_unpickle_Enum";
static const char __pyx_k_similarity_cutoff[] = "similarity_cutoff";
static const char __pyx_k_sklearn_neighbors[] = "sklearn.neighbors";
static const char __pyx_k_InputData_n_points[] = "InputData.n_points";
static const char __pyx_k_MetricExtEuclidean[] = "MetricExtEuclidean";
static const char __pyx_k_MetricExtInterface[] = "MetricExtInterface";
static const char __pyx_k_QueueExtLIFOVector[] = "QueueExtLIFOVector";
static const char __pyx_k_QueueFIFODeque_pop[] = "QueueFIFODeque.pop";
static const char __pyx_k_cline_in_traceback[] = "cline_in_traceback";
static const char __pyx_k_get_builder_kwargs[] = "get_builder_kwargs";
static const char __pyx_k_strided_and_direct[] = "<strided and direct>";
static const char __pyx_k_InputDataComponents[] = "InputDataComponents";
static const char __pyx_k_ModuleNotFoundError[] = "ModuleNotFoundError";
static const char __pyx_k_NeighboursExtCPPSet[] = "NeighboursExtCPPSet";
static const char __pyx_k_NeighboursExtVector[] = "NeighboursExtVector";
static const char __pyx_k_NeighboursSet_reset[] = "NeighboursSet.reset";
static const char __pyx_k_Neighbours_contains[] = "Neighbours.contains";
static const char __pyx_k_Neighbours_n_points[] = "Neighbours.n_points";
static const char __pyx_k_NotImplementedError[] = "NotImplementedError";
static const char __pyx_k_QueueFIFODeque_push[] = "QueueFIFODeque.push";
static const char __pyx_k_calc_distance_other[] = "_calc_distance_other";
static const char __pyx_k_to_components_array[] = "to_components_array";
static const char __pyx_k_DistanceGetterLookup[] = "DistanceGetterLookup";
static const char __pyx_k_DistanceGetterMetric[] = "DistanceGetterMetric";
static const char __pyx_k_DistanceGetter___str[] = "DistanceGetter.__str__";
static const char __pyx_k_InputData_get_subset[] = "InputData.get_subset";
static const char __pyx_k_MetricExtPrecomputed[] = "MetricExtPrecomputed";
static const char __pyx_k_Metric_calc_distance[] = "Metric.calc_distance";
static const char __pyx_k_NeighboursGetter_get[] = "NeighboursGetter.get";
static const char __pyx_k_NeighboursList_reset[] = "NeighboursList.reset";
static const char __pyx_k_NeighboursSet___init[] = "NeighboursSet.__init__";
static const char __pyx_k_NeighboursSet_assign[] = "NeighboursSet.assign";
static const char __pyx_k_NeighboursSet_enough[] = "NeighboursSet.enough";
static const char __pyx_k_cnnclustering__types[] = "cnnclustering._types";
static const char __pyx_k_strided_and_indirect[] = "<strided and indirect>";
static const char __pyx_k_InputDataExtInterface[] = "InputDataExtInterface";
static const char __pyx_k_NeighboursList___init[] = "NeighboursList.__init__";
static const char __pyx_k_NeighboursList_assign[] = "NeighboursList.assign";
static const char __pyx_k_NeighboursList_enough[] = "NeighboursList.enough";
static const char __pyx_k_Neighbours_get_member[] = "Neighbours.get_member";
static const char __pyx_k_Neighbours_neighbours[] = "Neighbours.neighbours";
static const char __pyx_k_QueueFIFODeque___init[] = "QueueFIFODeque.__init__";
static const char __pyx_k_cached_neighbourhoods[] = "_cached_neighbourhoods";
static const char __pyx_k_calc_distance_other_2[] = "calc_distance_other";
static const char __pyx_k_contiguous_and_direct[] = "<contiguous and direct>";
static const char __pyx_k_InputDataSklearnKDTree[] = "InputDataSklearnKDTree";
static const char __pyx_k_MemoryView_of_r_object[] = "<MemoryView of %r object>";
static const char __pyx_k_MetricEuclideanReduced[] = "MetricEuclideanReduced";
static const char __pyx_k_NeighboursExtInterface[] = "NeighboursExtInterface";
static const char __pyx_k_NeighboursGetterLookup[] = "NeighboursGetterLookup";
static const char __pyx_k_NeighboursGetter___str[] = "NeighboursGetter.__str__";
static const char __pyx_k_NeighboursSet_contains[] = "NeighboursSet.contains";
static const char __pyx_k_NeighboursSet_n_points[] = "NeighboursSet.n_points";
static const char __pyx_k_compute_neighbourhoods[] = "compute_neighbourhoods";
static const char __pyx_k_DistanceGetterExtLookup[] = "DistanceGetterExtLookup";
static const char __pyx_k_DistanceGetterExtMetric[] = "DistanceGetterExtMetric";
static const char __pyx_k_InputDataNeighbourhoods[] = "InputDataNeighbourhoods";
static const char __pyx_k_MemoryView_of_r_at_0x_x[] = "<MemoryView of %r at 0x%x>";
static const char __pyx_k_NeighboursList_contains[] = "NeighboursList.contains";
static const char __pyx_k_NeighboursList_n_points[] = "NeighboursList.n_points";
static const char __pyx_k_QueueFIFODeque_is_empty[] = "QueueFIFODeque.is_empty";
static const char __pyx_k_SimilarityChecker___str[] = "SimilarityChecker.__str__";
static const char __pyx_k_SimilarityChecker_check[] = "SimilarityChecker.check";
static const char __pyx_k_contiguous_and_indirect[] = "<contiguous and indirect>";
static const char __pyx_k_Cannot_index_with_type_s[] = "Cannot index with type '%s'";
static const char __pyx_k_NeighboursSet_get_member[] = "NeighboursSet.get_member";
static const char __pyx_k_NeighboursSet_neighbours[] = "NeighboursSet.neighbours";
static const char __pyx_k_Queue_get_builder_kwargs[] = "Queue.get_builder_kwargs";
static const char __pyx_k_DistanceGetter_get_single[] = "DistanceGetter.get_single";
static const char __pyx_k_InputDataComponents_n_dim[] = "InputDataComponents.n_dim";
static const char __pyx_k_Invalid_shape_in_axis_d_d[] = "Invalid shape in axis %d: %d.";
static const char __pyx_k_MetricDummy_adjust_radius[] = "MetricDummy.adjust_radius";
static const char __pyx_k_MetricDummy_calc_distance[] = "MetricDummy.calc_distance";
static const char __pyx_k_MetricExtEuclideanReduced[] = "MetricExtEuclideanReduced";
static const char __pyx_k_NeighboursGetterExtLookup[] = "NeighboursGetterExtLookup";
static const char __pyx_k_NeighboursList_get_member[] = "NeighboursList.get_member";
static const char __pyx_k_NeighboursList_neighbours[] = "NeighboursList.neighbours";
static const char __pyx_k_SimilarityCheckerContains[] = "SimilarityCheckerContains";
static const char __pyx_k_DistanceGetterExtInterface[] = "DistanceGetterExtInterface";
static const char __pyx_k_DistanceGetterMetric___str[] = "DistanceGetterMetric.__str__";
static const char __pyx_k_InputDataPairwiseDistances[] = "InputDataPairwiseDistances";
static const char __pyx_k_Metric_calc_distance_other[] = "Metric.calc_distance_other";
static const char __pyx_k_NeighboursGetterBruteForce[] = "NeighboursGetterBruteForce";
static const char __pyx_k_NeighboursGetterLookup_get[] = "NeighboursGetterLookup.get";
static const char __pyx_k_NeighboursGetter_get_other[] = "NeighboursGetter.get_other";
static const char __pyx_k_NeighboursGetter_is_sorted[] = "NeighboursGetter.is_sorted";
static const char __pyx_k_Defines_the_queue_interface[] = "Defines the queue interface";
static const char __pyx_k_DistanceGetterMetric___init[] = "DistanceGetterMetric.__init__";
static const char __pyx_k_InputDataSklearnKDTree_data[] = "InputDataSklearnKDTree.data";
static const char __pyx_k_InputDataSklearnKDTree_meta[] = "InputDataSklearnKDTree.meta";
static const char __pyx_k_itemsize_0_for_cython_array[] = "itemsize <= 0 for cython.array";
static const char __pyx_k_pyx_unpickle_MetricExtDummy[] = "__pyx_unpickle_MetricExtDummy";
static const char __pyx_k_Defines_the_metric_interface[] = "Defines the metric-interface";
static const char __pyx_k_InputDataSklearnKDTree_n_dim[] = "InputDataSklearnKDTree.n_dim";
static const char __pyx_k_InputData_get_builder_kwargs[] = "InputData.get_builder_kwargs";
static const char __pyx_k_NeighboursExtCPPUnorderedSet[] = "NeighboursExtCPPUnorderedSet";
static const char __pyx_k_NeighboursGetterExtInterface[] = "NeighboursGetterExtInterface";
static const char __pyx_k_NeighboursGetterLookup___str[] = "NeighboursGetterLookup.__str__";
static const char __pyx_k_SimilarityCheckerExtContains[] = "SimilarityCheckerExtContains";
static const char __pyx_k_similarity_cutoff_continuous[] = "similarity_cutoff_continuous";
static const char __pyx_k_src_cnnclustering__types_pyx[] = "src/cnnclustering/_types.pyx";
static const char __pyx_k_InputDataSklearnKDTree___init[] = "InputDataSklearnKDTree.__init__";
static const char __pyx_k_MetricEuclidean_adjust_radius[] = "MetricEuclidean.adjust_radius";
static const char __pyx_k_MetricEuclidean_calc_distance[] = "MetricEuclidean.calc_distance";
static const char __pyx_k_NeighboursGetterExtBruteForce[] = "NeighboursGetterExtBruteForce";
static const char __pyx_k_NeighboursGetterLookup___init[] = "NeighboursGetterLookup.__init__";
static const char __pyx_k_Neighbours_get_builder_kwargs[] = "Neighbours.get_builder_kwargs";
static const char __pyx_k_SimilarityCheckerExtInterface[] = "SimilarityCheckerExtInterface";
static const char __pyx_k_unable_to_allocate_array_data[] = "unable to allocate array data.";
static const char __pyx_k_Implements_the_queue_interface[] = "Implements the queue interface";
static const char __pyx_k_NeighboursGetterBruteForce_get[] = "NeighboursGetterBruteForce.get";
static const char __pyx_k_cnnclustering__primitive_types[] = "cnnclustering._primitive_types";
static const char __pyx_k_pyx_unpickle_DistanceGetterExt[] = "__pyx_unpickle_DistanceGetterExtInterface";
static const char __pyx_k_pyx_unpickle_InputDataExtInter[] = "__pyx_unpickle_InputDataExtInterface";
static const char __pyx_k_pyx_unpickle_MetricExtEuclidea[] = "__pyx_unpickle_MetricExtEuclidean";
static const char __pyx_k_pyx_unpickle_MetricExtInterfac[] = "__pyx_unpickle_MetricExtInterface";
static const char __pyx_k_pyx_unpickle_MetricExtPrecompu[] = "__pyx_unpickle_MetricExtPrecomputed";
static const char __pyx_k_pyx_unpickle_NeighboursExtInte[] = "__pyx_unpickle_NeighboursExtInterface";
static const char __pyx_k_pyx_unpickle_NeighboursGetterE[] = "__pyx_unpickle_NeighboursGetterExtInterface";
static const char __pyx_k_pyx_unpickle_QueueExtInterface[] = "__pyx_unpickle_QueueExtInterface";
static const char __pyx_k_pyx_unpickle_QueueExtLIFOVecto[] = "__pyx_unpickle_QueueExtLIFOVector";
static const char __pyx_k_pyx_unpickle_SimilarityChecker[] = "__pyx_unpickle_SimilarityCheckerExtInterface";
static const char __pyx_k_strided_and_direct_or_indirect[] = "<strided and direct or indirect>";
static const char __pyx_k_DistanceGetterLookup_get_single[] = "DistanceGetterLookup.get_single";
static const char __pyx_k_DistanceGetterMetric_get_single[] = "DistanceGetterMetric.get_single";
static const char __pyx_k_DistanceGetter_get_single_other[] = "DistanceGetter.get_single_other";
static const char __pyx_k_Implements_the_metric_interface[] = "Implements the metric interface";
static const char __pyx_k_InputDataNeighbourhoodsComputer[] = "InputDataNeighbourhoodsComputer";
static const char __pyx_k_InputDataNeighbourhoodsSequence[] = "InputDataNeighbourhoodsSequence";
static const char __pyx_k_InputDataSklearnKDTree_n_points[] = "InputDataSklearnKDTree.n_points";
static const char __pyx_k_MetricDummy_calc_distance_other[] = "MetricDummy.calc_distance_other";
static const char __pyx_k_MetricPrecomputed_adjust_radius[] = "MetricPrecomputed.adjust_radius";
static const char __pyx_k_MetricPrecomputed_calc_distance[] = "MetricPrecomputed.calc_distance";
static const char __pyx_k_NeighboursGetterRecomputeLookup[] = "NeighboursGetterRecomputeLookup";
static const char __pyx_k_SimilarityCheckerContains_check[] = "SimilarityCheckerContains.check";
static const char __pyx_k_SimilarityCheckerSwitchContains[] = "SimilarityCheckerSwitchContains";
static const char __pyx_k_labels_and_consider_must_have_t[] = "'labels' and 'consider' must have the same length";
static const char __pyx_k_numpy_core_multiarray_failed_to[] = "numpy.core.multiarray failed to import";
static const char __pyx_k_self__queue_cannot_be_converted[] = "self._queue cannot be converted to a Python object for pickling";
static const char __pyx_k_Buffer_view_does_not_expose_stri[] = "Buffer view does not expose strides";
static const char __pyx_k_Can_only_create_a_buffer_that_is[] = "Can only create a buffer that is contiguous in memory.";
static const char __pyx_k_Cannot_assign_to_read_only_memor[] = "Cannot assign to read-only memoryview";
static const char __pyx_k_Cannot_create_writable_memory_vi[] = "Cannot create writable memory view from read-only memoryview";
static const char __pyx_k_Defines_the_distance_getter_inte[] = "Defines the distance getter interface";
static const char __pyx_k_Defines_the_input_data_interface[] = "Defines the input data interface";
static const char __pyx_k_Defines_the_neighbours_getter_in[] = "Defines the neighbours-getter interface";
static const char __pyx_k_Defines_the_neighbours_interface[] = "Defines the neighbours interface";
static const char __pyx_k_Defines_the_similarity_checker_i[] = "Defines the similarity checker interface";
static const char __pyx_k_DistanceGetterMetric_get_builder[] = "DistanceGetterMetric.get_builder_kwargs";
static const char __pyx_k_DistanceGetter_get_builder_kwarg[] = "DistanceGetter.get_builder_kwargs";
static const char __pyx_k_Empty_shape_tuple_for_cython_arr[] = "Empty shape tuple for cython.array";
static const char __pyx_k_Extends_the_input_data_interface[] = "Extends the input data interface";
static const char __pyx_k_Implements_the_distance_getter_i[] = "Implements the distance getter interface";
static const char __pyx_k_Implements_the_input_data_interf[] = "Implements the input data interface\n\n    Neighbours of points stored as a sequence.\n\n    Args:\n        data: Any sequence of neighbour index sequences (need to be\n            sized, indexable, and iterable)\n\n    Keyword args:\n        meta: Meta-information dictionary.\n    ";
static const char __pyx_k_Implements_the_neighbours_getter[] = "Implements the neighbours getter interface";
static const char __pyx_k_Implements_the_neighbours_interf[] = "Implements the neighbours interface";
static const char __pyx_k_Implements_the_similarity_checke[] = "Implements the similarity checker interface\n\n    Strategy:\n        Loops over members of one neighbours container and checks\n        if they are contained in the other neighbours container.  Breaks\n        early when similarity criterion is reached.\n        The performance and time-complexity of the check depends on the\n        used neighbour containers.  Worst case time\n        complexity is :math:`\\mathcal{O}(n * m)` with :math:`n` and\n        :math:`m` being the lengths of the neighbours containers if the\n        containment check is performed by iteration.  Worst\n        case time complexity is :math:`\\mathcal{O}(n)` if containment\n        check can be performed as lookup in linear time.  Note that\n        no switching of the neighbours containers is done to ensure\n        that the first container is the one with the shorter length\n        (compare\n        :obj:`cnnclustering._types.SimilarityCheckerSwitchContains`).\n    ";
static const char __pyx_k_Incompatible_checksums_s_vs_0x00[] = "Incompatible checksums (%s vs 0x00e8d7b = (meta, n_dim, n_points))";
static const char __pyx_k_Incompatible_checksums_s_vs_0x01[] = "Incompatible checksums (%s vs 0x01c6ce3 = (is_selfcounting, is_sorted))";
static const char __pyx_k_Incompatible_checksums_s_vs_0x60[] = "Incompatible checksums (%s vs 0x60c9ae0 = (n_points))";
static const char __pyx_k_Incompatible_checksums_s_vs_0x7d[] = "Incompatible checksums (%s vs 0x7d3bc24 = (_queue))";
static const char __pyx_k_Incompatible_checksums_s_vs_0xb0[] = "Incompatible checksums (%s vs 0xb068931 = (name))";
static const char __pyx_k_Incompatible_checksums_s_vs_0xd4[] = "Incompatible checksums (%s vs 0xd41d8cd = ())";
static const char __pyx_k_Indirect_dimensions_not_supporte[] = "Indirect dimensions not supported";
static const char __pyx_k_InputDataComponents_get_componen[] = "InputDataComponents.get_component";
static const char __pyx_k_InputDataComponents_to_component[] = "InputDataComponents.to_components_array";
static const char __pyx_k_InputDataExtComponentsMemoryview[] = "InputDataExtComponentsMemoryview.by_parts";
static const char __pyx_k_InputDataExtDistancesLinearMemor[] = "InputDataExtDistancesLinearMemoryview";
static const char __pyx_k_InputDataExtNeighbourhoodsMemory[] = "InputDataExtNeighbourhoodsMemoryview";
static const char __pyx_k_InputDataExtNeighbourhoodsVector[] = "InputDataExtNeighbourhoodsVector";
static const char __pyx_k_InputDataNeighbourhoods_get_n_ne[] = "InputDataNeighbourhoods.get_n_neighbours";
static const char __pyx_k_InputDataNeighbourhoods_get_neig[] = "InputDataNeighbourhoods.get_neighbour";
static const char __pyx_k_InputDataPairwiseDistancesComput[] = "InputDataPairwiseDistancesComputer";
static const char __pyx_k_InputDataPairwiseDistances_get_d[] = "InputDataPairwiseDistances.get_distance";
static const char __pyx_k_InputDataSklearnKDTree_build_tre[] = "InputDataSklearnKDTree.build_tree";
static const char __pyx_k_InputDataSklearnKDTree_clear_cac[] = "InputDataSklearnKDTree.clear_cached";
static const char __pyx_k_InputDataSklearnKDTree_compute_n[] = "InputDataSklearnKDTree.compute_neighbourhoods";
static const char __pyx_k_InputDataSklearnKDTree_get_compo[] = "InputDataSklearnKDTree.get_component";
static const char __pyx_k_InputDataSklearnKDTree_get_n_nei[] = "InputDataSklearnKDTree.get_n_neighbours";
static const char __pyx_k_InputDataSklearnKDTree_get_neigh[] = "InputDataSklearnKDTree.get_neighbour";
static const char __pyx_k_InputDataSklearnKDTree_get_subse[] = "InputDataSklearnKDTree.get_subset";
static const char __pyx_k_InputDataSklearnKDTree_n_neighbo[] = "InputDataSklearnKDTree.n_neighbours";
static const char __pyx_k_InputDataSklearnKDTree_to_compon[] = "InputDataSklearnKDTree.to_components_array";
static const char __pyx_k_Invalid_mode_expected_c_or_fortr[] = "Invalid mode, expected 'c' or 'fortran', got %s";
static const char __pyx_k_MetricEuclideanReduced_adjust_ra[] = "MetricEuclideanReduced.adjust_radius";
static const char __pyx_k_MetricEuclideanReduced_calc_dist[] = "MetricEuclideanReduced.calc_distance";
static const char __pyx_k_MetricEuclidean_calc_distance_ot[] = "MetricEuclidean.calc_distance_other";
static const char __pyx_k_MetricExtEuclideanPeriodicReduce[] = "MetricExtEuclideanPeriodicReduced";
static const char __pyx_k_NeighboursExtVectorCPPUnorderedS[] = "NeighboursExtVectorCPPUnorderedSet";
static const char __pyx_k_NeighboursGetterBruteForce___ini[] = "NeighboursGetterBruteForce.__init__";
static const char __pyx_k_NeighboursGetterBruteForce___str[] = "NeighboursGetterBruteForce.__str__";
static const char __pyx_k_NeighboursGetterBruteForce_get_b[] = "NeighboursGetterBruteForce.get_builder_kwargs";
static const char __pyx_k_NeighboursGetterBruteForce_get_o[] = "NeighboursGetterBruteForce.get_other";
static const char __pyx_k_NeighboursGetterBruteForce_is_se[] = "NeighboursGetterBruteForce.is_selfcounting";
static const char __pyx_k_NeighboursGetterBruteForce_is_so[] = "NeighboursGetterBruteForce.is_sorted";
static const char __pyx_k_NeighboursGetterLookup_get_other[] = "NeighboursGetterLookup.get_other";
static const char __pyx_k_NeighboursGetterLookup_is_selfco[] = "NeighboursGetterLookup.is_selfcounting";
static const char __pyx_k_NeighboursGetterLookup_is_sorted[] = "NeighboursGetterLookup.is_sorted";
static const char __pyx_k_NeighboursGetter_get_builder_kwa[] = "NeighboursGetter.get_builder_kwargs";
static const char __pyx_k_NeighboursGetter_is_selfcounting[] = "NeighboursGetter.is_selfcounting";
static const char __pyx_k_Out_of_bounds_on_buffer_access_a[] = "Out of bounds on buffer access (axis %d)";
static const char __pyx_k_SimilarityCheckerExtScreensorted[] = "SimilarityCheckerExtScreensorted";
static const char __pyx_k_SimilarityCheckerExtSwitchContai[] = "SimilarityCheckerExtSwitchContains";
static const char __pyx_k_SimilarityChecker_get_builder_kw[] = "SimilarityChecker.get_builder_kwargs";
static const char __pyx_k_Unable_to_convert_item_to_object[] = "Unable to convert item to object";
static const char __pyx_k_got_differing_extents_in_dimensi[] = "got differing extents in dimension %d (got %d and %d)";
static const char __pyx_k_no_default___reduce___due_to_non[] = "no default __reduce__ due to non-trivial __cinit__";
static const char __pyx_k_numpy_core_umath_failed_to_impor[] = "numpy.core.umath failed to import";
static const char __pyx_k_pyx_unpickle_DistanceGetterExt_2[] = "__pyx_unpickle_DistanceGetterExtLookup";
static const char __pyx_k_pyx_unpickle_MetricExtEuclidea_2[] = "__pyx_unpickle_MetricExtEuclideanReduced";
static const char __pyx_k_pyx_unpickle_SimilarityChecker_2[] = "__pyx_unpickle_SimilarityCheckerExtContains";
static const char __pyx_k_pyx_unpickle_SimilarityChecker_3[] = "__pyx_unpickle_SimilarityCheckerExtSwitchContains";
static const char __pyx_k_pyx_unpickle_SimilarityChecker_4[] = "__pyx_unpickle_SimilarityCheckerExtScreensorted";
static const char __pyx_k_unable_to_allocate_shape_and_str[] = "unable to allocate shape and strides.";
static const char __pyx_k_DistanceGetterLookup_get_single_2[] = "DistanceGetterLookup.get_single_other";
static const char __pyx_k_DistanceGetterMetric_get_single_2[] = "DistanceGetterMetric.get_single_other";
static const char __pyx_k_InputDataNeighbourhoodsComputer_2[] = "InputDataNeighbourhoodsComputer.compute_neighbourhoods";
static const char __pyx_k_InputDataNeighbourhoodsSequence_2[] = "InputDataNeighbourhoodsSequence.__init__";
static const char __pyx_k_InputDataNeighbourhoodsSequence_3[] = "InputDataNeighbourhoodsSequence.meta";
static const char __pyx_k_InputDataNeighbourhoodsSequence_4[] = "InputDataNeighbourhoodsSequence.n_points";
static const char __pyx_k_InputDataNeighbourhoodsSequence_5[] = "InputDataNeighbourhoodsSequence.data";
static const char __pyx_k_InputDataNeighbourhoodsSequence_6[] = "InputDataNeighbourhoodsSequence.n_neighbours";
static const char __pyx_k_InputDataNeighbourhoodsSequence_7[] = "InputDataNeighbourhoodsSequence.get_n_neighbours";
static const char __pyx_k_InputDataNeighbourhoodsSequence_8[] = "InputDataNeighbourhoodsSequence.get_neighbour";
static const char __pyx_k_InputDataNeighbourhoodsSequence_9[] = "InputDataNeighbourhoodsSequence.get_subset";
static const char __pyx_k_MetricPrecomputed_calc_distance_2[] = "MetricPrecomputed.calc_distance_other";
static const char __pyx_k_NeighboursGetterRecomputeLookup_2[] = "NeighboursGetterRecomputeLookup.__init__";
static const char __pyx_k_NeighboursGetterRecomputeLookup_3[] = "NeighboursGetterRecomputeLookup.__str__";
static const char __pyx_k_NeighboursGetterRecomputeLookup_4[] = "NeighboursGetterRecomputeLookup.is_sorted";
static const char __pyx_k_NeighboursGetterRecomputeLookup_5[] = "NeighboursGetterRecomputeLookup.is_selfcounting";
static const char __pyx_k_NeighboursGetterRecomputeLookup_6[] = "NeighboursGetterRecomputeLookup.get";
static const char __pyx_k_NeighboursGetterRecomputeLookup_7[] = "NeighboursGetterRecomputeLookup.get_other";
static const char __pyx_k_SimilarityCheckerSwitchContains_2[] = "SimilarityCheckerSwitchContains.check";
static const char __pyx_k_Implements_the_input_data_interf_2[] = "Implements the input data interface\n\n    Components stored as a NumPy array.  Neighbour queries delegated\n    to pre-build KDTree.\n    ";
static const char __pyx_k_Implements_the_similarity_checke_2[] = "Implements the similarity checker interface\n\n    Strategy:\n        Loops over members of one neighbours container and checks\n        if they are contained in the other neighbours container.  Breaks\n        early when similarity criterion is reached.  The performance\n        and time-complexity of the check depends on the\n        used neighbour containers.  Worst case time\n        complexity is :math:`\\mathcal{O}(n * m)` with :math:`n` and\n        :math:`m` being the lengths of the neighbours containers if the\n        containment check is performed by iteration.  Worst\n        case time complexity is :math:`\\mathcal{O}(n)` if containment\n        check can be performed as lookup in linear time.  Note that a\n        switching of the neighbours containers is done to ensure\n        that the first container is the one with the shorter length\n        (compare\n        :obj:`cnnclustering._types.SimilarityCheckerContains`).\n    ";
static const char __pyx_k_InputDataExtComponentsMemoryview_2[] = "InputDataExtComponentsMemoryview";
static const char __pyx_k_InputDataPairwiseDistancesComput_2[] = "InputDataPairwiseDistancesComputer.compute_distances";
static const char __pyx_k_MetricEuclideanReduced_calc_dist_2[] = "MetricEuclideanReduced.calc_distance_other";
static PyObject *__pyx_n_s_ABC;
static PyObject *__pyx_n_s_ASCII;
static PyObject *__pyx_n_s_Any;
static PyObject *__pyx_kp_s_Buffer_view_does_not_expose_stri;
static PyObject *__pyx_n_u_C;
static PyObject *__pyx_kp_s_Can_only_create_a_buffer_that_is;
static PyObject *__pyx_kp_s_Cannot_assign_to_read_only_memor;
static PyObject *__pyx_kp_s_Cannot_create_writable_memory_vi;
static PyObject *__pyx_kp_s_Cannot_index_with_type_s;
static PyObject *__pyx_n_s_ClusterParameters;
static PyObject *__pyx_n_u_ClusterParameters;
static PyObject *__pyx_n_s_Container;
static PyObject *__pyx_n_s_Counter;
static PyObject *__pyx_kp_s_Defines_the_distance_getter_inte;
static PyObject *__pyx_kp_s_Defines_the_input_data_interface;
static PyObject *__pyx_kp_s_Defines_the_metric_interface;
static PyObject *__pyx_kp_s_Defines_the_neighbours_getter_in;
static PyObject *__pyx_kp_s_Defines_the_neighbours_interface;
static PyObject *__pyx_kp_s_Defines_the_queue_interface;
static PyObject *__pyx_kp_s_Defines_the_similarity_checker_i;
static PyObject *__pyx_n_s_DistanceGetter;
static PyObject *__pyx_n_u_DistanceGetter;
static PyObject *__pyx_n_s_DistanceGetterExtInterface;
static PyObject *__pyx_n_s_DistanceGetterExtLookup;
static PyObject *__pyx_n_s_DistanceGetterExtMetric;
static PyObject *__pyx_n_s_DistanceGetterLookup;
static PyObject *__pyx_n_s_DistanceGetterLookup_get_single;
static PyObject *__pyx_n_s_DistanceGetterLookup_get_single_2;
static PyObject *__pyx_n_s_DistanceGetterMetric;
static PyObject *__pyx_n_s_DistanceGetterMetric___init;
static PyObject *__pyx_n_s_DistanceGetterMetric___str;
static PyObject *__pyx_n_s_DistanceGetterMetric_get_builder;
static PyObject *__pyx_n_s_DistanceGetterMetric_get_single;
static PyObject *__pyx_n_s_DistanceGetterMetric_get_single_2;
static PyObject *__pyx_n_s_DistanceGetter___str;
static PyObject *__pyx_n_s_DistanceGetter_get_builder_kwarg;
static PyObject *__pyx_n_s_DistanceGetter_get_single;
static PyObject *__pyx_n_s_DistanceGetter_get_single_other;
static PyObject *__pyx_n_s_Ellipsis;
static PyObject *__pyx_kp_s_Empty_shape_tuple_for_cython_arr;
static PyObject *__pyx_kp_s_Extends_the_input_data_interface;
static PyObject *__pyx_n_u_False;
static PyObject *__pyx_kp_s_Implements_the_distance_getter_i;
static PyObject *__pyx_kp_s_Implements_the_input_data_interf;
static PyObject *__pyx_kp_s_Implements_the_input_data_interf_2;
static PyObject *__pyx_kp_s_Implements_the_metric_interface;
static PyObject *__pyx_kp_s_Implements_the_neighbours_getter;
static PyObject *__pyx_kp_s_Implements_the_neighbours_interf;
static PyObject *__pyx_kp_s_Implements_the_queue_interface;
static PyObject *__pyx_kp_s_Implements_the_similarity_checke;
static PyObject *__pyx_kp_s_Implements_the_similarity_checke_2;
static PyObject *__pyx_n_s_ImportError;
static PyObject *__pyx_kp_s_Incompatible_checksums_s_vs_0x00;
static PyObject *__pyx_kp_s_Incompatible_checksums_s_vs_0x01;
static PyObject *__pyx_kp_s_Incompatible_checksums_s_vs_0x60;
static PyObject *__pyx_kp_s_Incompatible_checksums_s_vs_0x7d;
static PyObject *__pyx_kp_s_Incompatible_checksums_s_vs_0xb0;
static PyObject *__pyx_kp_s_Incompatible_checksums_s_vs_0xd4;
static PyObject *__pyx_n_s_IndexError;
static PyObject *__pyx_kp_s_Indirect_dimensions_not_supporte;
static PyObject *__pyx_n_s_InputData;
static PyObject *__pyx_n_u_InputData;
static PyObject *__pyx_n_s_InputDataComponents;
static PyObject *__pyx_n_s_InputDataComponents_get_componen;
static PyObject *__pyx_n_s_InputDataComponents_n_dim;
static PyObject *__pyx_n_s_InputDataComponents_to_component;
static PyObject *__pyx_n_s_InputDataExtComponentsMemoryview;
static PyObject *__pyx_n_s_InputDataExtComponentsMemoryview_2;
static PyObject *__pyx_n_s_InputDataExtDistancesLinearMemor;
static PyObject *__pyx_n_s_InputDataExtInterface;
static PyObject *__pyx_n_s_InputDataExtNeighbourhoodsMemory;
static PyObject *__pyx_n_s_InputDataExtNeighbourhoodsVector;
static PyObject *__pyx_n_s_InputDataNeighbourhoods;
static PyObject *__pyx_n_s_InputDataNeighbourhoodsComputer;
static PyObject *__pyx_n_s_InputDataNeighbourhoodsComputer_2;
static PyObject *__pyx_n_s_InputDataNeighbourhoodsSequence;
static PyObject *__pyx_n_u_InputDataNeighbourhoodsSequence;
static PyObject *__pyx_n_s_InputDataNeighbourhoodsSequence_2;
static PyObject *__pyx_n_s_InputDataNeighbourhoodsSequence_3;
static PyObject *__pyx_n_s_InputDataNeighbourhoodsSequence_4;
static PyObject *__pyx_n_s_InputDataNeighbourhoodsSequence_5;
static PyObject *__pyx_n_s_InputDataNeighbourhoodsSequence_6;
static PyObject *__pyx_n_s_InputDataNeighbourhoodsSequence_7;
static PyObject *__pyx_n_s_InputDataNeighbourhoodsSequence_8;
static PyObject *__pyx_n_s_InputDataNeighbourhoodsSequence_9;
static PyObject *__pyx_n_s_InputDataNeighbourhoods_get_n_ne;
static PyObject *__pyx_n_s_InputDataNeighbourhoods_get_neig;
static PyObject *__pyx_n_s_InputDataPairwiseDistances;
static PyObject *__pyx_n_s_InputDataPairwiseDistancesComput;
static PyObject *__pyx_n_s_InputDataPairwiseDistancesComput_2;
static PyObject *__pyx_n_s_InputDataPairwiseDistances_get_d;
static PyObject *__pyx_n_s_InputDataSklearnKDTree;
static PyObject *__pyx_n_u_InputDataSklearnKDTree;
static PyObject *__pyx_n_s_InputDataSklearnKDTree___init;
static PyObject *__pyx_n_s_InputDataSklearnKDTree_build_tre;
static PyObject *__pyx_n_s_InputDataSklearnKDTree_clear_cac;
static PyObject *__pyx_n_s_InputDataSklearnKDTree_compute_n;
static PyObject *__pyx_n_s_InputDataSklearnKDTree_data;
static PyObject *__pyx_n_s_InputDataSklearnKDTree_get_compo;
static PyObject *__pyx_n_s_InputDataSklearnKDTree_get_n_nei;
static PyObject *__pyx_n_s_InputDataSklearnKDTree_get_neigh;
static PyObject *__pyx_n_s_InputDataSklearnKDTree_get_subse;
static PyObject *__pyx_n_s_InputDataSklearnKDTree_meta;
static PyObject *__pyx_n_s_InputDataSklearnKDTree_n_dim;
static PyObject *__pyx_n_s_InputDataSklearnKDTree_n_neighbo;
static PyObject *__pyx_n_s_InputDataSklearnKDTree_n_points;
static PyObject *__pyx_n_s_InputDataSklearnKDTree_to_compon;
static PyObject *__pyx_n_s_InputData___str;
static PyObject *__pyx_n_s_InputData_data;
static PyObject *__pyx_n_s_InputData_get_builder_kwargs;
static PyObject *__pyx_n_s_InputData_get_subset;
static PyObject *__pyx_n_s_InputData_meta;
static PyObject *__pyx_n_s_InputData_n_points;
static PyObject *__pyx_kp_s_Invalid_mode_expected_c_or_fortr;
static PyObject *__pyx_kp_s_Invalid_shape_in_axis_d_d;
static PyObject *__pyx_n_s_Iterator;
static PyObject *__pyx_n_s_KDTree;
static PyObject *__pyx_n_s_Labels;
static PyObject *__pyx_n_s_MemoryError;
static PyObject *__pyx_kp_s_MemoryView_of_r_at_0x_x;
static PyObject *__pyx_kp_s_MemoryView_of_r_object;
static PyObject *__pyx_n_s_Metric;
static PyObject *__pyx_n_u_Metric;
static PyObject *__pyx_n_s_MetricDummy;
static PyObject *__pyx_n_s_MetricDummy_adjust_radius;
static PyObject *__pyx_n_s_MetricDummy_calc_distance;
static PyObject *__pyx_n_s_MetricDummy_calc_distance_other;
static PyObject *__pyx_n_s_MetricEuclidean;
static PyObject *__pyx_n_s_MetricEuclideanReduced;
static PyObject *__pyx_n_s_MetricEuclideanReduced_adjust_ra;
static PyObject *__pyx_n_s_MetricEuclideanReduced_calc_dist;
static PyObject *__pyx_n_s_MetricEuclideanReduced_calc_dist_2;
static PyObject *__pyx_n_s_MetricEuclidean_adjust_radius;
static PyObject *__pyx_n_s_MetricEuclidean_calc_distance;
static PyObject *__pyx_n_s_MetricEuclidean_calc_distance_ot;
static PyObject *__pyx_n_s_MetricExtDummy;
static PyObject *__pyx_n_s_MetricExtEuclidean;
static PyObject *__pyx_n_s_MetricExtEuclideanPeriodicReduce;
static PyObject *__pyx_n_s_MetricExtEuclideanReduced;
static PyObject *__pyx_n_s_MetricExtInterface;
static PyObject *__pyx_n_s_MetricExtPrecomputed;
static PyObject *__pyx_n_s_MetricPrecomputed;
static PyObject *__pyx_n_s_MetricPrecomputed_adjust_radius;
static PyObject *__pyx_n_s_MetricPrecomputed_calc_distance;
static PyObject *__pyx_n_s_MetricPrecomputed_calc_distance_2;
static PyObject *__pyx_n_s_Metric___str;
static PyObject *__pyx_n_s_Metric_calc_distance;
static PyObject *__pyx_n_s_Metric_calc_distance_other;
static PyObject *__pyx_n_s_ModuleNotFoundError;
static PyObject *__pyx_n_s_Neighbours;
static PyObject *__pyx_n_u_Neighbours;
static PyObject *__pyx_n_s_NeighboursExtCPPSet;
static PyObject *__pyx_n_s_NeighboursExtCPPUnorderedSet;
static PyObject *__pyx_n_s_NeighboursExtInterface;
static PyObject *__pyx_n_s_NeighboursExtVector;
static PyObject *__pyx_n_s_NeighboursExtVectorCPPUnorderedS;
static PyObject *__pyx_n_s_NeighboursGetter;
static PyObject *__pyx_n_s_NeighboursGetterBruteForce;
static PyObject *__pyx_n_s_NeighboursGetterBruteForce___ini;
static PyObject *__pyx_n_s_NeighboursGetterBruteForce___str;
static PyObject *__pyx_n_s_NeighboursGetterBruteForce_get;
static PyObject *__pyx_n_s_NeighboursGetterBruteForce_get_b;
static PyObject *__pyx_n_s_NeighboursGetterBruteForce_get_o;
static PyObject *__pyx_n_s_NeighboursGetterBruteForce_is_se;
static PyObject *__pyx_n_s_NeighboursGetterBruteForce_is_so;
static PyObject *__pyx_n_s_NeighboursGetterExtBruteForce;
static PyObject *__pyx_n_s_NeighboursGetterExtInterface;
static PyObject *__pyx_n_s_NeighboursGetterExtLookup;
static PyObject *__pyx_n_s_NeighboursGetterLookup;
static PyObject *__pyx_n_s_NeighboursGetterLookup___init;
static PyObject *__pyx_n_s_NeighboursGetterLookup___str;
static PyObject *__pyx_n_s_NeighboursGetterLookup_get;
static PyObject *__pyx_n_s_NeighboursGetterLookup_get_other;
static PyObject *__pyx_n_s_NeighboursGetterLookup_is_selfco;
static PyObject *__pyx_n_s_NeighboursGetterLookup_is_sorted;
static PyObject *__pyx_n_s_NeighboursGetterRecomputeLookup;
static PyObject *__pyx_n_s_NeighboursGetterRecomputeLookup_2;
static PyObject *__pyx_n_s_NeighboursGetterRecomputeLookup_3;
static PyObject *__pyx_n_s_NeighboursGetterRecomputeLookup_4;
static PyObject *__pyx_n_s_NeighboursGetterRecomputeLookup_5;
static PyObject *__pyx_n_s_NeighboursGetterRecomputeLookup_6;
static PyObject *__pyx_n_s_NeighboursGetterRecomputeLookup_7;
static PyObject *__pyx_n_s_NeighboursGetter___str;
static PyObject *__pyx_n_s_NeighboursGetter_get;
static PyObject *__pyx_n_s_NeighboursGetter_get_builder_kwa;
static PyObject *__pyx_n_s_NeighboursGetter_get_other;
static PyObject *__pyx_n_s_NeighboursGetter_is_selfcounting;
static PyObject *__pyx_n_s_NeighboursGetter_is_sorted;
static PyObject *__pyx_n_s_NeighboursList;
static PyObject *__pyx_n_s_NeighboursList___init;
static PyObject *__pyx_n_s_NeighboursList_assign;
static PyObject *__pyx_n_s_NeighboursList_contains;
static PyObject *__pyx_n_s_NeighboursList_enough;
static PyObject *__pyx_n_s_NeighboursList_get_member;
static PyObject *__pyx_n_s_NeighboursList_n_points;
static PyObject *__pyx_n_s_NeighboursList_neighbours;
static PyObject *__pyx_n_s_NeighboursList_reset;
static PyObject *__pyx_n_s_NeighboursSet;
static PyObject *__pyx_n_s_NeighboursSet___init;
static PyObject *__pyx_n_s_NeighboursSet_assign;
static PyObject *__pyx_n_s_NeighboursSet_contains;
static PyObject *__pyx_n_s_NeighboursSet_enough;
static PyObject *__pyx_n_s_NeighboursSet_get_member;
static PyObject *__pyx_n_s_NeighboursSet_n_points;
static PyObject *__pyx_n_s_NeighboursSet_neighbours;
static PyObject *__pyx_n_s_NeighboursSet_reset;
static PyObject *__pyx_n_s_Neighbours___str;
static PyObject *__pyx_n_s_Neighbours_assign;
static PyObject *__pyx_n_s_Neighbours_contains;
static PyObject *__pyx_n_s_Neighbours_enough;
static PyObject *__pyx_n_s_Neighbours_get_builder_kwargs;
static PyObject *__pyx_n_s_Neighbours_get_member;
static PyObject *__pyx_n_s_Neighbours_n_points;
static PyObject *__pyx_n_s_Neighbours_neighbours;
static PyObject *__pyx_n_s_Neighbours_reset;
static PyObject *__pyx_kp_u_None;
static PyObject *__pyx_n_s_NotImplementedError;
static PyObject *__pyx_n_b_O;
static PyObject *__pyx_n_s_Optional;
static PyObject *__pyx_kp_s_Out_of_bounds_on_buffer_access_a;
static PyObject *__pyx_n_s_P_ABOOL;
static PyObject *__pyx_n_s_P_AINDEX;
static PyObject *__pyx_n_s_P_AVALUE;
static PyObject *__pyx_n_s_PickleError;
static PyObject *__pyx_n_s_Queue;
static PyObject *__pyx_n_s_QueueExtFIFOQueue;
static PyObject *__pyx_n_s_QueueExtInterface;
static PyObject *__pyx_n_s_QueueExtLIFOVector;
static PyObject *__pyx_n_s_QueueFIFODeque;
static PyObject *__pyx_n_s_QueueFIFODeque___init;
static PyObject *__pyx_n_s_QueueFIFODeque_is_empty;
static PyObject *__pyx_n_s_QueueFIFODeque_pop;
static PyObject *__pyx_n_s_QueueFIFODeque_push;
static PyObject *__pyx_n_s_Queue___str;
static PyObject *__pyx_n_s_Queue_get_builder_kwargs;
static PyObject *__pyx_n_s_Queue_is_empty;
static PyObject *__pyx_n_s_Queue_pop;
static PyObject *__pyx_n_s_Queue_push;
static PyObject *__pyx_n_s_ReferenceIndices;
static PyObject *__pyx_n_s_SKLEARN_FOUND;
static PyObject *__pyx_n_s_Sequence;
static PyObject *__pyx_n_s_SimilarityChecker;
static PyObject *__pyx_n_s_SimilarityCheckerContains;
static PyObject *__pyx_n_s_SimilarityCheckerContains_check;
static PyObject *__pyx_n_s_SimilarityCheckerExtContains;
static PyObject *__pyx_n_s_SimilarityCheckerExtInterface;
static PyObject *__pyx_n_s_SimilarityCheckerExtScreensorted;
static PyObject *__pyx_n_s_SimilarityCheckerExtSwitchContai;
static PyObject *__pyx_n_s_SimilarityCheckerSwitchContains;
static PyObject *__pyx_n_s_SimilarityCheckerSwitchContains_2;
static PyObject *__pyx_n_s_SimilarityChecker___str;
static PyObject *__pyx_n_s_SimilarityChecker_check;
static PyObject *__pyx_n_s_SimilarityChecker_get_builder_kw;
static PyObject *__pyx_n_u_True;
static PyObject *__pyx_n_s_Type;
static PyObject *__pyx_n_s_TypeError;
static PyObject *__pyx_kp_s_Unable_to_convert_item_to_object;
static PyObject *__pyx_n_s_ValueError;
static PyObject *__pyx_n_s_View_MemoryView;
static PyObject *__pyx_kp_u__111;
static PyObject *__pyx_n_s__286;
static PyObject *__pyx_kp_u__4;
static PyObject *__pyx_kp_u__5;
static PyObject *__pyx_n_s_a;
static PyObject *__pyx_n_s_abc;
static PyObject *__pyx_n_s_abstractmethod;
static PyObject *__pyx_n_u_access_coords;
static PyObject *__pyx_n_u_access_distances;
static PyObject *__pyx_n_u_access_neighbours;
static PyObject *__pyx_n_s_add;
static PyObject *__pyx_n_s_adjust_radius;
static PyObject *__pyx_n_s_allocate_buffer;
static PyObject *__pyx_n_s_append;
static PyObject *__pyx_n_s_args;
static PyObject *__pyx_n_s_array;
static PyObject *__pyx_n_s_asarray;
static PyObject *__pyx_n_s_assign;
static PyObject *__pyx_n_s_attr_str;
static PyObject *__pyx_n_s_b;
static PyObject *__pyx_n_s_base;
static PyObject *__pyx_n_s_bounds;
static PyObject *__pyx_n_s_build_tree;
static PyObject *__pyx_n_s_by_parts;
static PyObject *__pyx_n_s_c;
static PyObject *__pyx_n_u_c;
static PyObject *__pyx_n_s_cached_neighbourhoods;
static PyObject *__pyx_n_s_calc_distance;
static PyObject *__pyx_n_s_calc_distance_other;
static PyObject *__pyx_n_s_calc_distance_other_2;
static PyObject *__pyx_n_s_check;
static PyObject *__pyx_n_s_class;
static PyObject *__pyx_n_s_clear_cached;
static PyObject *__pyx_n_s_cline_in_traceback;
static PyObject *__pyx_n_s_close;
static PyObject *__pyx_n_s_cls;
static PyObject *__pyx_n_s_cluster_params;
static PyObject *__pyx_n_s_cnnclustering__primitive_types;
static PyObject *__pyx_n_s_cnnclustering__types;
static PyObject *__pyx_n_s_collections;
static PyObject *__pyx_n_s_common;
static PyObject *__pyx_n_s_compute_distances;
static PyObject *__pyx_n_s_compute_neighbourhoods;
static PyObject *__pyx_n_s_consider;
static PyObject *__pyx_n_s_contains;
static PyObject *__pyx_kp_s_contiguous_and_direct;
static PyObject *__pyx_kp_s_contiguous_and_indirect;
static PyObject *__pyx_n_s_count;
static PyObject *__pyx_n_s_current_start;
static PyObject *__pyx_n_u_current_start;
static PyObject *__pyx_n_s_data;
static PyObject *__pyx_n_s_data_2;
static PyObject *__pyx_n_s_data_subset;
static PyObject *__pyx_n_s_defaultdict;
static PyObject *__pyx_n_s_deque;
static PyObject *__pyx_kp_u_dgetter;
static PyObject *__pyx_n_s_dict;
static PyObject *__pyx_n_s_dimension;
static PyObject *__pyx_n_s_distance;
static PyObject *__pyx_n_s_distance_getter;
static PyObject *__pyx_n_u_distance_getter;
static PyObject *__pyx_n_s_distance_getter_2;
static PyObject *__pyx_n_s_doc;
static PyObject *__pyx_n_s_dtype;
static PyObject *__pyx_n_s_dtype_is_object;
static PyObject *__pyx_n_u_edges;
static PyObject *__pyx_n_s_encode;
static PyObject *__pyx_n_s_enough;
static PyObject *__pyx_n_s_enumerate;
static PyObject *__pyx_n_s_error;
static PyObject *__pyx_n_s_extend;
static PyObject *__pyx_n_s_flags;
static PyObject *__pyx_n_u_float;
static PyObject *__pyx_n_s_format;
static PyObject *__pyx_n_s_fortran;
static PyObject *__pyx_n_u_fortran;
static PyObject *__pyx_n_s_from_sequence;
static PyObject *__pyx_n_s_get;
static PyObject *__pyx_n_s_get_builder_kwargs;
static PyObject *__pyx_n_s_get_component;
static PyObject *__pyx_n_s_get_distance;
static PyObject *__pyx_n_s_get_member;
static PyObject *__pyx_n_s_get_n_neighbours;
static PyObject *__pyx_n_s_get_neighbour;
static PyObject *__pyx_n_s_get_other;
static PyObject *__pyx_n_s_get_single;
static PyObject *__pyx_n_s_get_single_other;
static PyObject *__pyx_n_s_get_subset;
static PyObject *__pyx_n_s_getstate;
static PyObject *__pyx_kp_s_got_differing_extents_in_dimensi;
static PyObject *__pyx_n_s_i;
static PyObject *__pyx_n_s_id;
static PyObject *__pyx_n_s_import;
static PyObject *__pyx_n_s_index;
static PyObject *__pyx_n_s_index_a;
static PyObject *__pyx_n_s_index_b;
static PyObject *__pyx_n_s_indices;
static PyObject *__pyx_n_s_init;
static PyObject *__pyx_n_s_initial_size;
static PyObject *__pyx_n_s_input_data;
static PyObject *__pyx_n_u_int;
static PyObject *__pyx_n_s_is_empty;
static PyObject *__pyx_n_s_is_selfcounting;
static PyObject *__pyx_n_s_is_selfcounting_2;
static PyObject *__pyx_n_s_is_sorted;
static PyObject *__pyx_n_s_is_sorted_2;
static PyObject *__pyx_n_s_items;
static PyObject *__pyx_n_s_itemsize;
static PyObject *__pyx_kp_s_itemsize_0_for_cython_array;
static PyObject *__pyx_n_s_iter;
static PyObject *__pyx_n_s_itertools;
static PyObject *__pyx_n_s_kwargs;
static PyObject *__pyx_n_s_labels;
static PyObject *__pyx_kp_u_labels_and_consider_must_have_t;
static PyObject *__pyx_n_s_m;
static PyObject *__pyx_n_s_main;
static PyObject *__pyx_n_s_max;
static PyObject *__pyx_n_s_max_clusters;
static PyObject *__pyx_n_s_member;
static PyObject *__pyx_n_s_member_a;
static PyObject *__pyx_n_s_member_cutoff;
static PyObject *__pyx_n_s_member_index_a;
static PyObject *__pyx_n_s_memview;
static PyObject *__pyx_n_s_meta;
static PyObject *__pyx_n_s_meta_2;
static PyObject *__pyx_n_s_metaclass;
static PyObject *__pyx_n_s_metric;
static PyObject *__pyx_n_u_metric;
static PyObject *__pyx_n_s_metric_2;
static PyObject *__pyx_kp_u_metric_3;
static PyObject *__pyx_n_s_mode;
static PyObject *__pyx_n_s_module;
static PyObject *__pyx_n_s_most_common;
static PyObject *__pyx_n_s_n;
static PyObject *__pyx_n_s_n_dim;
static PyObject *__pyx_n_s_n_dim_2;
static PyObject *__pyx_n_s_n_member_cutoff;
static PyObject *__pyx_n_u_n_member_cutoff;
static PyObject *__pyx_n_s_n_neighbours;
static PyObject *__pyx_n_s_n_neighbours_2;
static PyObject *__pyx_n_s_n_points;
static PyObject *__pyx_n_s_n_points_2;
static PyObject *__pyx_n_s_na;
static PyObject *__pyx_n_s_name;
static PyObject *__pyx_n_s_name_2;
static PyObject *__pyx_n_s_nb;
static PyObject *__pyx_n_s_ndim;
static PyObject *__pyx_n_s_neighbors;
static PyObject *__pyx_n_s_neighbours;
static PyObject *__pyx_n_s_neighbours_2;
static PyObject *__pyx_n_s_neighbours_a;
static PyObject *__pyx_n_s_neighbours_b;
static PyObject *__pyx_n_s_new;
static PyObject *__pyx_kp_s_no_default___reduce___due_to_non;
static PyObject *__pyx_n_s_np;
static PyObject *__pyx_n_s_numpy;
static PyObject *__pyx_kp_u_numpy_core_multiarray_failed_to;
static PyObject *__pyx_kp_u_numpy_core_umath_failed_to_impor;
static PyObject *__pyx_n_s_obj;
static PyObject *__pyx_n_s_ones_like;
static PyObject *__pyx_n_s_order;
static PyObject *__pyx_n_s_other_input_data;
static PyObject *__pyx_n_s_pack;
static PyObject *__pyx_n_u_params;
static PyObject *__pyx_n_s_parent_indices;
static PyObject *__pyx_n_s_pickle;
static PyObject *__pyx_n_s_point;
static PyObject *__pyx_n_s_point_a;
static PyObject *__pyx_n_s_point_b;
static PyObject *__pyx_n_s_pop;
static PyObject *__pyx_n_s_popleft;
static PyObject *__pyx_n_s_prepare;
static PyObject *__pyx_n_s_property;
static PyObject *__pyx_n_s_push;
static PyObject *__pyx_n_s_pyx_PickleError;
static PyObject *__pyx_n_s_pyx_checksum;
static PyObject *__pyx_n_s_pyx_getbuffer;
static PyObject *__pyx_n_s_pyx_result;
static PyObject *__pyx_n_s_pyx_state;
static PyObject *__pyx_n_s_pyx_type;
static PyObject *__pyx_n_s_pyx_unpickle_DistanceGetterExt;
static PyObject *__pyx_n_s_pyx_unpickle_DistanceGetterExt_2;
static PyObject *__pyx_n_s_pyx_unpickle_Enum;
static PyObject *__pyx_n_s_pyx_unpickle_InputDataExtInter;
static PyObject *__pyx_n_s_pyx_unpickle_MetricExtDummy;
static PyObject *__pyx_n_s_pyx_unpickle_MetricExtEuclidea;
static PyObject *__pyx_n_s_pyx_unpickle_MetricExtEuclidea_2;
static PyObject *__pyx_n_s_pyx_unpickle_MetricExtInterfac;
static PyObject *__pyx_n_s_pyx_unpickle_MetricExtPrecompu;
static PyObject *__pyx_n_s_pyx_unpickle_NeighboursExtInte;
static PyObject *__pyx_n_s_pyx_unpickle_NeighboursGetterE;
static PyObject *__pyx_n_s_pyx_unpickle_QueueExtInterface;
static PyObject *__pyx_n_s_pyx_unpickle_QueueExtLIFOVecto;
static PyObject *__pyx_n_s_pyx_unpickle_SimilarityChecker;
static PyObject *__pyx_n_s_pyx_unpickle_SimilarityChecker_2;
static PyObject *__pyx_n_s_pyx_unpickle_SimilarityChecker_3;
static PyObject *__pyx_n_s_pyx_unpickle_SimilarityChecker_4;
static PyObject *__pyx_n_s_pyx_vtable;
static PyObject *__pyx_n_s_qualname;
static PyObject *__pyx_n_s_query;
static PyObject *__pyx_n_s_query_radius;
static PyObject *__pyx_n_s_queue;
static PyObject *__pyx_n_s_r;
static PyObject *__pyx_n_s_radius;
static PyObject *__pyx_n_s_radius_2;
static PyObject *__pyx_n_s_radius_cutoff;
static PyObject *__pyx_n_u_radius_cutoff;
static PyObject *__pyx_n_s_range;
static PyObject *__pyx_n_s_reduce;
static PyObject *__pyx_n_s_reduce_cython;
static PyObject *__pyx_n_s_reduce_ex;
static PyObject *__pyx_n_s_register;
static PyObject *__pyx_n_s_reset;
static PyObject *__pyx_n_s_return;
static PyObject *__pyx_n_s_return_distance;
static PyObject *__pyx_n_s_root_indices;
static PyObject *__pyx_n_s_s;
static PyObject *__pyx_n_s_self;
static PyObject *__pyx_kp_s_self__queue_cannot_be_converted;
static PyObject *__pyx_kp_u_selfcounting;
static PyObject *__pyx_n_s_send;
static PyObject *__pyx_n_s_setstate;
static PyObject *__pyx_n_s_setstate_cython;
static PyObject *__pyx_n_s_shape;
static PyObject *__pyx_n_s_similarity_cutoff;
static PyObject *__pyx_n_u_similarity_cutoff;
static PyObject *__pyx_n_s_similarity_cutoff_continuous;
static PyObject *__pyx_n_u_similarity_cutoff_continuous;
static PyObject *__pyx_n_s_size;
static PyObject *__pyx_n_s_sklearn;
static PyObject *__pyx_n_s_sklearn_neighbors;
static PyObject *__pyx_n_s_sort;
static PyObject *__pyx_kp_u_sorted;
static PyObject *__pyx_kp_s_src_cnnclustering__types_pyx;
static PyObject *__pyx_n_s_start;
static PyObject *__pyx_n_s_step;
static PyObject *__pyx_n_s_stop;
static PyObject *__pyx_n_s_str;
static PyObject *__pyx_kp_s_strided_and_direct;
static PyObject *__pyx_kp_s_strided_and_direct_or_indirect;
static PyObject *__pyx_kp_s_strided_and_indirect;
static PyObject *__pyx_kp_s_stringsource;
static PyObject *__pyx_n_s_struct;
static PyObject *__pyx_n_s_test;
static PyObject *__pyx_n_s_throw;
static PyObject *__pyx_n_s_to_components_array;
static PyObject *__pyx_n_s_to_dict;
static PyObject *__pyx_n_s_to_mapping;
static PyObject *__pyx_n_s_to_set;
static PyObject *__pyx_n_s_total;
static PyObject *__pyx_n_s_tree;
static PyObject *__pyx_n_s_typing;
static PyObject *__pyx_kp_s_unable_to_allocate_array_data;
static PyObject *__pyx_kp_s_unable_to_allocate_shape_and_str;
static PyObject *__pyx_n_s_unpack;
static PyObject *__pyx_n_s_update;
static PyObject *__pyx_n_s_value;
static int __pyx_pf_13cnnclustering_6_types_17ClusterParameters___cinit__(struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *__pyx_v_self, double __pyx_v_radius_cutoff, PyObject *__pyx_v_similarity_cutoff, double __pyx_v_similarity_cutoff_continuous, PyObject *__pyx_v_n_member_cutoff, PyObject *__pyx_v_current_start); /* proto */
static int __pyx_pf_13cnnclustering_6_types_17ClusterParameters_2__init__(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *__pyx_v_self, CYTHON_UNUSED double __pyx_v_radius_cutoff, CYTHON_UNUSED PyObject *__pyx_v_similarity_cutoff, CYTHON_UNUSED double __pyx_v_similarity_cutoff_continuous, CYTHON_UNUSED PyObject *__pyx_v_n_member_cutoff, CYTHON_UNUSED PyObject *__pyx_v_current_start); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_17ClusterParameters_4to_dict(struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_17ClusterParameters_6__repr__(struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_17ClusterParameters_8__str__(struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_17ClusterParameters_13radius_cutoff___get__(struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *__pyx_v_self); /* proto */
static int __pyx_pf_13cnnclustering_6_types_17ClusterParameters_13radius_cutoff_2__set__(struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *__pyx_v_self, PyObject *__pyx_v_value); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_17ClusterParameters_17similarity_cutoff___get__(struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *__pyx_v_self); /* proto */
static int __pyx_pf_13cnnclustering_6_types_17ClusterParameters_17similarity_cutoff_2__set__(struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *__pyx_v_self, PyObject *__pyx_v_value); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_17ClusterParameters_28similarity_cutoff_continuous___get__(struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *__pyx_v_self); /* proto */
static int __pyx_pf_13cnnclustering_6_types_17ClusterParameters_28similarity_cutoff_continuous_2__set__(struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *__pyx_v_self, PyObject *__pyx_v_value); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_17ClusterParameters_15n_member_cutoff___get__(struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *__pyx_v_self); /* proto */
static int __pyx_pf_13cnnclustering_6_types_17ClusterParameters_15n_member_cutoff_2__set__(struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *__pyx_v_self, PyObject *__pyx_v_value); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_17ClusterParameters_13current_start___get__(struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *__pyx_v_self); /* proto */
static int __pyx_pf_13cnnclustering_6_types_17ClusterParameters_13current_start_2__set__(struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *__pyx_v_self, PyObject *__pyx_v_value); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_17ClusterParameters_10__reduce_cython__(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_17ClusterParameters_12__setstate_cython__(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v___pyx_state); /* proto */
static int __pyx_pf_13cnnclustering_6_types_6Labels___cinit__(struct __pyx_obj_13cnnclustering_6_types_Labels *__pyx_v_self, PyObject *__pyx_v_labels, PyObject *__pyx_v_consider, PyObject *__pyx_v_meta); /* proto */
static int __pyx_pf_13cnnclustering_6_types_6Labels_2__init__(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_Labels *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v_labels, CYTHON_UNUSED PyObject *__pyx_v_consider, CYTHON_UNUSED PyObject *__pyx_v_meta); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_6Labels_7mapping___get__(struct __pyx_obj_13cnnclustering_6_types_Labels *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_6Labels_3set___get__(struct __pyx_obj_13cnnclustering_6_types_Labels *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_6Labels_6labels___get__(struct __pyx_obj_13cnnclustering_6_types_Labels *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_6Labels_8consider___get__(struct __pyx_obj_13cnnclustering_6_types_Labels *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_6Labels_12consider_set___get__(struct __pyx_obj_13cnnclustering_6_types_Labels *__pyx_v_self); /* proto */
static int __pyx_pf_13cnnclustering_6_types_6Labels_12consider_set_2__set__(struct __pyx_obj_13cnnclustering_6_types_Labels *__pyx_v_self, PyObject *__pyx_v_value); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_6Labels_8n_points___get__(struct __pyx_obj_13cnnclustering_6_types_Labels *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_6Labels_4__repr__(struct __pyx_obj_13cnnclustering_6_types_Labels *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_6Labels_6__str__(struct __pyx_obj_13cnnclustering_6_types_Labels *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_6Labels_8from_sequence(PyTypeObject *__pyx_v_cls, PyObject *__pyx_v_labels, PyObject *__pyx_v_consider, PyObject *__pyx_v_meta); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_6Labels_10to_mapping(struct __pyx_obj_13cnnclustering_6_types_Labels *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_6Labels_12to_set(struct __pyx_obj_13cnnclustering_6_types_Labels *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_6Labels_14sort_by_size(struct __pyx_obj_13cnnclustering_6_types_Labels *__pyx_v_self, PyObject *__pyx_v_member_cutoff, PyObject *__pyx_v_max_clusters); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_6Labels_4meta___get__(struct __pyx_obj_13cnnclustering_6_types_Labels *__pyx_v_self); /* proto */
static int __pyx_pf_13cnnclustering_6_types_6Labels_4meta_2__set__(struct __pyx_obj_13cnnclustering_6_types_Labels *__pyx_v_self, PyObject *__pyx_v_value); /* proto */
static int __pyx_pf_13cnnclustering_6_types_6Labels_4meta_4__del__(struct __pyx_obj_13cnnclustering_6_types_Labels *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_6Labels_16__reduce_cython__(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_Labels *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_6Labels_18__setstate_cython__(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_Labels *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v___pyx_state); /* proto */
static int __pyx_pf_13cnnclustering_6_types_16ReferenceIndices___cinit__(struct __pyx_obj_13cnnclustering_6_types_ReferenceIndices *__pyx_v_self, PyObject *__pyx_v_root_indices, PyObject *__pyx_v_parent_indices); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_16ReferenceIndices_4root___get__(struct __pyx_obj_13cnnclustering_6_types_ReferenceIndices *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_16ReferenceIndices_6parent___get__(struct __pyx_obj_13cnnclustering_6_types_ReferenceIndices *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_16ReferenceIndices_2__reduce_cython__(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_ReferenceIndices *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_16ReferenceIndices_4__setstate_cython__(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_ReferenceIndices *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_9InputData_data(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_9InputData_2meta(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_9InputData_4n_points(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_9InputData_6get_subset(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v_indices); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_9InputData_8__str__(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_9InputData_10get_builder_kwargs(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_cls); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_19InputDataComponents_n_dim(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_19InputDataComponents_2get_component(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v_point, CYTHON_UNUSED PyObject *__pyx_v_dimension); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_19InputDataComponents_4to_components_array(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_26InputDataPairwiseDistances_get_distance(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v_point_a, CYTHON_UNUSED PyObject *__pyx_v_point_b); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_34InputDataPairwiseDistancesComputer_compute_distances(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v_input_data); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_23InputDataNeighbourhoods_get_n_neighbours(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v_point); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_23InputDataNeighbourhoods_2get_neighbour(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v_point, CYTHON_UNUSED PyObject *__pyx_v_member); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_31InputDataNeighbourhoodsComputer_compute_neighbourhoods(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v_input_data, CYTHON_UNUSED double __pyx_v_r, CYTHON_UNUSED PyObject *__pyx_v_is_sorted, CYTHON_UNUSED PyObject *__pyx_v_is_selfcounting); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_21InputDataExtInterface_get_component(struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_self, PyObject *__pyx_v_point, PyObject *__pyx_v_dimension); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_21InputDataExtInterface_2get_n_neighbours(struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_self, PyObject *__pyx_v_point); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_21InputDataExtInterface_4get_neighbour(struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_self, PyObject *__pyx_v_point, PyObject *__pyx_v_member); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_21InputDataExtInterface_6get_distance(struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_self, PyObject *__pyx_v_point_a, PyObject *__pyx_v_point_b); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_21InputDataExtInterface_8compute_distances(struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_self, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_21InputDataExtInterface_10compute_neighbourhoods(struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_self, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data, __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_v_r, __pyx_t_13cnnclustering_16_primitive_types_ABOOL __pyx_v_is_sorted, __pyx_t_13cnnclustering_16_primitive_types_ABOOL __pyx_v_is_selfcounting); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_21InputDataExtInterface_12__str__(struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_21InputDataExtInterface_14get_builder_kwargs(CYTHON_UNUSED PyTypeObject *__pyx_v_cls); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_21InputDataExtInterface_8n_points___get__(struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_self); /* proto */
static int __pyx_pf_13cnnclustering_6_types_21InputDataExtInterface_8n_points_2__set__(struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_self, PyObject *__pyx_v_value); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_21InputDataExtInterface_5n_dim___get__(struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_self); /* proto */
static int __pyx_pf_13cnnclustering_6_types_21InputDataExtInterface_5n_dim_2__set__(struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_self, PyObject *__pyx_v_value); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_21InputDataExtInterface_4meta___get__(struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_self); /* proto */
static int __pyx_pf_13cnnclustering_6_types_21InputDataExtInterface_4meta_2__set__(struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_self, PyObject *__pyx_v_value); /* proto */
static int __pyx_pf_13cnnclustering_6_types_21InputDataExtInterface_4meta_4__del__(struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_21InputDataExtInterface_16__reduce_cython__(struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_21InputDataExtInterface_18__setstate_cython__(struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_self, PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_10Neighbours_neighbours(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_10Neighbours_2n_points(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_10Neighbours_4assign(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v_member); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_10Neighbours_6reset(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_10Neighbours_8enough(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v_member_cutoff); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_10Neighbours_10get_member(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v_index); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_10Neighbours_12contains(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v_member); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_10Neighbours_14__str__(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_10Neighbours_16get_builder_kwargs(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_cls); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_16NeighboursGetter_is_sorted(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_16NeighboursGetter_2is_selfcounting(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_16NeighboursGetter_4get(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v_index, CYTHON_UNUSED PyObject *__pyx_v_input_data, CYTHON_UNUSED PyObject *__pyx_v_neighbours, CYTHON_UNUSED PyObject *__pyx_v_cluster_params); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_16NeighboursGetter_6get_other(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v_index, CYTHON_UNUSED PyObject *__pyx_v_input_data, CYTHON_UNUSED PyObject *__pyx_v_other_input_data, CYTHON_UNUSED PyObject *__pyx_v_neighbours, CYTHON_UNUSED PyObject *__pyx_v_cluster_params); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_16NeighboursGetter_8__str__(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_16NeighboursGetter_10get_builder_kwargs(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_cls); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_22NeighboursExtInterface_assign(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *__pyx_v_self, PyObject *__pyx_v_member); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_22NeighboursExtInterface_2reset(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_22NeighboursExtInterface_4enough(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *__pyx_v_self, PyObject *__pyx_v_member_cutoff); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_22NeighboursExtInterface_6get_member(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *__pyx_v_self, PyObject *__pyx_v_index); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_22NeighboursExtInterface_8contains(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *__pyx_v_self, PyObject *__pyx_v_member); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_22NeighboursExtInterface_10__str__(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_22NeighboursExtInterface_12get_builder_kwargs(CYTHON_UNUSED PyTypeObject *__pyx_v_cls); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_22NeighboursExtInterface_8n_points___get__(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *__pyx_v_self); /* proto */
static int __pyx_pf_13cnnclustering_6_types_22NeighboursExtInterface_8n_points_2__set__(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *__pyx_v_self, PyObject *__pyx_v_value); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_22NeighboursExtInterface_14__reduce_cython__(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_22NeighboursExtInterface_16__setstate_cython__(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *__pyx_v_self, PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_28NeighboursGetterExtInterface_get(struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtInterface *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX __pyx_v_index, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data, struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *__pyx_v_neighbours, struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *__pyx_v_cluster_params); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_28NeighboursGetterExtInterface_2get_other(struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtInterface *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX __pyx_v_index, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_other_input_data, struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *__pyx_v_neighbours, struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *__pyx_v_cluster_params); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_28NeighboursGetterExtInterface_4__str__(struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtInterface *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_28NeighboursGetterExtInterface_6get_builder_kwargs(CYTHON_UNUSED PyTypeObject *__pyx_v_cls); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_28NeighboursGetterExtInterface_15is_selfcounting___get__(struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtInterface *__pyx_v_self); /* proto */
static int __pyx_pf_13cnnclustering_6_types_28NeighboursGetterExtInterface_15is_selfcounting_2__set__(struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtInterface *__pyx_v_self, PyObject *__pyx_v_value); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_28NeighboursGetterExtInterface_9is_sorted___get__(struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtInterface *__pyx_v_self); /* proto */
static int __pyx_pf_13cnnclustering_6_types_28NeighboursGetterExtInterface_9is_sorted_2__set__(struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtInterface *__pyx_v_self, PyObject *__pyx_v_value); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_28NeighboursGetterExtInterface_8__reduce_cython__(struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtInterface *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_28NeighboursGetterExtInterface_10__setstate_cython__(struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtInterface *__pyx_v_self, PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_14DistanceGetter_get_single(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v_point_a, CYTHON_UNUSED PyObject *__pyx_v_point_b, CYTHON_UNUSED PyObject *__pyx_v_input_data); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_14DistanceGetter_2get_single_other(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v_point_a, CYTHON_UNUSED PyObject *__pyx_v_point_b, CYTHON_UNUSED PyObject *__pyx_v_input_data, CYTHON_UNUSED PyObject *__pyx_v_other_input_data); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_14DistanceGetter_4__str__(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_14DistanceGetter_6get_builder_kwargs(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_cls); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_26DistanceGetterExtInterface_get_single(struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtInterface *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX __pyx_v_point_a, __pyx_t_13cnnclustering_16_primitive_types_AINDEX __pyx_v_point_b, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_26DistanceGetterExtInterface_2get_single_other(struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtInterface *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX __pyx_v_point_a, __pyx_t_13cnnclustering_16_primitive_types_AINDEX __pyx_v_point_b, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_other_input_data); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_26DistanceGetterExtInterface_4__str__(struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtInterface *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_26DistanceGetterExtInterface_6get_builder_kwargs(CYTHON_UNUSED PyTypeObject *__pyx_v_cls); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_26DistanceGetterExtInterface_8__reduce_cython__(struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtInterface *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_26DistanceGetterExtInterface_10__setstate_cython__(struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtInterface *__pyx_v_self, PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_6Metric_calc_distance(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v_index_a, CYTHON_UNUSED PyObject *__pyx_v_index_b, CYTHON_UNUSED PyObject *__pyx_v_input_data); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_6Metric_2calc_distance_other(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v_index_a, CYTHON_UNUSED PyObject *__pyx_v_index_b, CYTHON_UNUSED PyObject *__pyx_v_input_data, CYTHON_UNUSED PyObject *__pyx_v_other_input_data); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_6Metric_4__str__(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_18MetricExtInterface_calc_distance(struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX __pyx_v_index_a, __pyx_t_13cnnclustering_16_primitive_types_AINDEX __pyx_v_index_b, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_18MetricExtInterface_2calc_distance_other(struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX __pyx_v_index_a, __pyx_t_13cnnclustering_16_primitive_types_AINDEX __pyx_v_index_b, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_other_input_data); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_18MetricExtInterface_4adjust_radius(struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AVALUE __pyx_v_radius_cutoff); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_18MetricExtInterface_6__str__(struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_18MetricExtInterface_8get_builder_kwargs(CYTHON_UNUSED PyTypeObject *__pyx_v_cls); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_18MetricExtInterface_10__reduce_cython__(struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_18MetricExtInterface_12__setstate_cython__(struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface *__pyx_v_self, PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_17SimilarityChecker_check(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v_neighbours_a, CYTHON_UNUSED PyObject *__pyx_v_neighbours_b, CYTHON_UNUSED PyObject *__pyx_v_cluster_params); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_17SimilarityChecker_2__str__(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_17SimilarityChecker_4get_builder_kwargs(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_cls); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_29SimilarityCheckerExtInterface_check(struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtInterface *__pyx_v_self, struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *__pyx_v_neighbours_a, struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *__pyx_v_neighbours_b, struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *__pyx_v_cluster_params); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_29SimilarityCheckerExtInterface_2__str__(struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtInterface *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_29SimilarityCheckerExtInterface_4get_builder_kwargs(CYTHON_UNUSED PyTypeObject *__pyx_v_cls); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_29SimilarityCheckerExtInterface_6__reduce_cython__(struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtInterface *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_29SimilarityCheckerExtInterface_8__setstate_cython__(struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtInterface *__pyx_v_self, PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_5Queue_push(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v_value); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_5Queue_2pop(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_5Queue_4is_empty(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_5Queue_6__str__(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_5Queue_8get_builder_kwargs(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_cls); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_17QueueExtInterface_push(struct __pyx_obj_13cnnclustering_6_types_QueueExtInterface *__pyx_v_self, PyObject *__pyx_v_value); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_17QueueExtInterface_2pop(struct __pyx_obj_13cnnclustering_6_types_QueueExtInterface *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_17QueueExtInterface_4is_empty(struct __pyx_obj_13cnnclustering_6_types_QueueExtInterface *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_17QueueExtInterface_6__str__(struct __pyx_obj_13cnnclustering_6_types_QueueExtInterface *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_17QueueExtInterface_8get_builder_kwargs(CYTHON_UNUSED PyTypeObject *__pyx_v_cls); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_17QueueExtInterface_10__reduce_cython__(struct __pyx_obj_13cnnclustering_6_types_QueueExtInterface *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_17QueueExtInterface_12__setstate_cython__(struct __pyx_obj_13cnnclustering_6_types_QueueExtInterface *__pyx_v_self, PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_31InputDataNeighbourhoodsSequence___init__(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self, PyObject *__pyx_v_data, PyObject *__pyx_v_meta); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_31InputDataNeighbourhoodsSequence_2meta(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_31InputDataNeighbourhoodsSequence_4n_points(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_31InputDataNeighbourhoodsSequence_6data(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_31InputDataNeighbourhoodsSequence_8n_neighbours(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_31InputDataNeighbourhoodsSequence_10get_n_neighbours(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self, PyObject *__pyx_v_point); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_31InputDataNeighbourhoodsSequence_12get_neighbour(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self, PyObject *__pyx_v_point, PyObject *__pyx_v_member); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_31InputDataNeighbourhoodsSequence_14get_subset(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self, PyObject *__pyx_v_indices); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_22InputDataSklearnKDTree___init__(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self, PyObject *__pyx_v_data, PyObject *__pyx_v_meta, PyObject *__pyx_v_kwargs); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_22InputDataSklearnKDTree_2meta(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_22InputDataSklearnKDTree_4n_points(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_22InputDataSklearnKDTree_6n_dim(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_22InputDataSklearnKDTree_8data(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_22InputDataSklearnKDTree_10n_neighbours(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_22InputDataSklearnKDTree_12to_components_array(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_22InputDataSklearnKDTree_14get_component(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self, PyObject *__pyx_v_point, PyObject *__pyx_v_dimension); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_22InputDataSklearnKDTree_16get_n_neighbours(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self, PyObject *__pyx_v_point); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_22InputDataSklearnKDTree_18get_neighbour(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self, PyObject *__pyx_v_point, PyObject *__pyx_v_member); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_22InputDataSklearnKDTree_20get_subset(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self, PyObject *__pyx_v_indices); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_22InputDataSklearnKDTree_22build_tree(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self, PyObject *__pyx_v_kwargs); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_22InputDataSklearnKDTree_24compute_neighbourhoods(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self, PyObject *__pyx_v_input_data, double __pyx_v_radius, PyObject *__pyx_v_is_sorted, PyObject *__pyx_v_is_selfcounting); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_22InputDataSklearnKDTree_26clear_cached(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static int __pyx_pf_13cnnclustering_6_types_32InputDataExtComponentsMemoryview___cinit__(struct __pyx_obj_13cnnclustering_6_types_InputDataExtComponentsMemoryview *__pyx_v_self, __Pyx_memviewslice __pyx_v_data, PyObject *__pyx_v_meta); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_32InputDataExtComponentsMemoryview_4data___get__(struct __pyx_obj_13cnnclustering_6_types_InputDataExtComponentsMemoryview *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_32InputDataExtComponentsMemoryview_2to_components_array(struct __pyx_obj_13cnnclustering_6_types_InputDataExtComponentsMemoryview *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_32InputDataExtComponentsMemoryview_4get_component(struct __pyx_obj_13cnnclustering_6_types_InputDataExtComponentsMemoryview *__pyx_v_self, PyObject *__pyx_v_point, PyObject *__pyx_v_dimension); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_32InputDataExtComponentsMemoryview_6get_subset(struct __pyx_obj_13cnnclustering_6_types_InputDataExtComponentsMemoryview *__pyx_v_self, PyObject *__pyx_v_indices); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_32InputDataExtComponentsMemoryview_8by_parts(struct __pyx_obj_13cnnclustering_6_types_InputDataExtComponentsMemoryview *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_32InputDataExtComponentsMemoryview_11__reduce_cython__(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_InputDataExtComponentsMemoryview *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_32InputDataExtComponentsMemoryview_13__setstate_cython__(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_InputDataExtComponentsMemoryview *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v___pyx_state); /* proto */
static int __pyx_pf_13cnnclustering_6_types_37InputDataExtDistancesLinearMemoryview___cinit__(struct __pyx_obj_13cnnclustering_6_types_InputDataExtDistancesLinearMemoryview *__pyx_v_self, __Pyx_memviewslice __pyx_v_data, PyObject *__pyx_v_n_points, PyObject *__pyx_v_meta); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_37InputDataExtDistancesLinearMemoryview_4data___get__(struct __pyx_obj_13cnnclustering_6_types_InputDataExtDistancesLinearMemoryview *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_37InputDataExtDistancesLinearMemoryview_2__reduce_cython__(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_InputDataExtDistancesLinearMemoryview *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_37InputDataExtDistancesLinearMemoryview_4__setstate_cython__(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_InputDataExtDistancesLinearMemoryview *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v___pyx_state); /* proto */
static int __pyx_pf_13cnnclustering_6_types_36InputDataExtNeighbourhoodsMemoryview___cinit__(struct __pyx_obj_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview *__pyx_v_self, __Pyx_memviewslice __pyx_v_data, __Pyx_memviewslice __pyx_v_n_neighbours, PyObject *__pyx_v_meta); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_36InputDataExtNeighbourhoodsMemoryview_4data___get__(struct __pyx_obj_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_36InputDataExtNeighbourhoodsMemoryview_12n_neighbours___get__(struct __pyx_obj_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_36InputDataExtNeighbourhoodsMemoryview_2get_n_neighbours(struct __pyx_obj_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview *__pyx_v_self, PyObject *__pyx_v_point); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_36InputDataExtNeighbourhoodsMemoryview_4get_neighbour(struct __pyx_obj_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview *__pyx_v_self, PyObject *__pyx_v_point, PyObject *__pyx_v_member); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_36InputDataExtNeighbourhoodsMemoryview_6get_subset(struct __pyx_obj_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview *__pyx_v_self, PyObject *__pyx_v_indices); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_36InputDataExtNeighbourhoodsMemoryview_8__reduce_cython__(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_36InputDataExtNeighbourhoodsMemoryview_10__setstate_cython__(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v___pyx_state); /* proto */
static int __pyx_pf_13cnnclustering_6_types_32InputDataExtNeighbourhoodsVector___cinit__(struct __pyx_obj_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector *__pyx_v_self, PyObject *__pyx_v_data, PyObject *__pyx_v_meta); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_32InputDataExtNeighbourhoodsVector_4data___get__(struct __pyx_obj_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_32InputDataExtNeighbourhoodsVector_12n_neighbours___get__(struct __pyx_obj_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_32InputDataExtNeighbourhoodsVector_2get_n_neighbours(struct __pyx_obj_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector *__pyx_v_self, PyObject *__pyx_v_point); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_32InputDataExtNeighbourhoodsVector_4get_neighbour(struct __pyx_obj_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector *__pyx_v_self, PyObject *__pyx_v_point, PyObject *__pyx_v_member); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_32InputDataExtNeighbourhoodsVector_6get_subset(struct __pyx_obj_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector *__pyx_v_self, PyObject *__pyx_v_indices); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_32InputDataExtNeighbourhoodsVector_8__reduce_cython__(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_32InputDataExtNeighbourhoodsVector_10__setstate_cython__(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_14NeighboursList___init__(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self, PyObject *__pyx_v_neighbours); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_14NeighboursList_2n_points(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_14NeighboursList_4neighbours(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_14NeighboursList_6assign(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self, PyObject *__pyx_v_member); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_14NeighboursList_8reset(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_14NeighboursList_10enough(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self, PyObject *__pyx_v_member_cutoff); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_14NeighboursList_12get_member(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self, PyObject *__pyx_v_index); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_14NeighboursList_14contains(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self, PyObject *__pyx_v_member); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_13NeighboursSet___init__(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self, PyObject *__pyx_v_neighbours); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_13NeighboursSet_2n_points(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_13NeighboursSet_4neighbours(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_13NeighboursSet_6assign(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self, PyObject *__pyx_v_member); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_13NeighboursSet_8reset(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_13NeighboursSet_10enough(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self, PyObject *__pyx_v_member_cutoff); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_13NeighboursSet_12get_member(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self, PyObject *__pyx_v_index); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_13NeighboursSet_14contains(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self, PyObject *__pyx_v_member); /* proto */
static int __pyx_pf_13cnnclustering_6_types_19NeighboursExtVector___cinit__(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtVector *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX __pyx_v_initial_size, PyObject *__pyx_v_neighbours); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_19NeighboursExtVector_10neighbours___get__(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtVector *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_19NeighboursExtVector_2__reduce_cython__(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_NeighboursExtVector *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_19NeighboursExtVector_4__setstate_cython__(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_NeighboursExtVector *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v___pyx_state); /* proto */
static int __pyx_pf_13cnnclustering_6_types_19NeighboursExtCPPSet___cinit__(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtCPPSet *__pyx_v_self, PyObject *__pyx_v_neighbours); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_19NeighboursExtCPPSet_10neighbours___get__(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtCPPSet *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_19NeighboursExtCPPSet_2__reduce_cython__(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_NeighboursExtCPPSet *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_19NeighboursExtCPPSet_4__setstate_cython__(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_NeighboursExtCPPSet *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v___pyx_state); /* proto */
static int __pyx_pf_13cnnclustering_6_types_28NeighboursExtCPPUnorderedSet___cinit__(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet *__pyx_v_self, PyObject *__pyx_v_neighbours); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_28NeighboursExtCPPUnorderedSet_10neighbours___get__(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_28NeighboursExtCPPUnorderedSet_2__reduce_cython__(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_28NeighboursExtCPPUnorderedSet_4__setstate_cython__(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v___pyx_state); /* proto */
static int __pyx_pf_13cnnclustering_6_types_34NeighboursExtVectorCPPUnorderedSet___cinit__(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet *__pyx_v_self, PyObject *__pyx_v_initial_size, PyObject *__pyx_v_neighbours); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_34NeighboursExtVectorCPPUnorderedSet_10neighbours___get__(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_34NeighboursExtVectorCPPUnorderedSet_2__reduce_cython__(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_34NeighboursExtVectorCPPUnorderedSet_4__setstate_cython__(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_26NeighboursGetterBruteForce___init__(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self, PyObject *__pyx_v_distance_getter); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_26NeighboursGetterBruteForce_2__str__(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_26NeighboursGetterBruteForce_4get_builder_kwargs(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_cls); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_26NeighboursGetterBruteForce_6is_sorted(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_26NeighboursGetterBruteForce_8is_selfcounting(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_26NeighboursGetterBruteForce_10get(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self, PyObject *__pyx_v_index, PyObject *__pyx_v_input_data, PyObject *__pyx_v_neighbours, PyObject *__pyx_v_cluster_params); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_26NeighboursGetterBruteForce_12get_other(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self, PyObject *__pyx_v_index, PyObject *__pyx_v_input_data, PyObject *__pyx_v_other_input_data, PyObject *__pyx_v_neighbours, PyObject *__pyx_v_cluster_params); /* proto */
static int __pyx_pf_13cnnclustering_6_types_29NeighboursGetterExtBruteForce___cinit__(struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtBruteForce *__pyx_v_self, struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtInterface *__pyx_v_distance_getter); /* proto */
static int __pyx_pf_13cnnclustering_6_types_29NeighboursGetterExtBruteForce_2__init__(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtBruteForce *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v_distance_getter); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_29NeighboursGetterExtBruteForce_4__str__(struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtBruteForce *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_29NeighboursGetterExtBruteForce_6get_builder_kwargs(CYTHON_UNUSED PyTypeObject *__pyx_v_cls); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_29NeighboursGetterExtBruteForce_16_distance_getter___get__(struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtBruteForce *__pyx_v_self); /* proto */
static int __pyx_pf_13cnnclustering_6_types_29NeighboursGetterExtBruteForce_16_distance_getter_2__set__(struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtBruteForce *__pyx_v_self, PyObject *__pyx_v_value); /* proto */
static int __pyx_pf_13cnnclustering_6_types_29NeighboursGetterExtBruteForce_16_distance_getter_4__del__(struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtBruteForce *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_29NeighboursGetterExtBruteForce_8__reduce_cython__(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtBruteForce *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_29NeighboursGetterExtBruteForce_10__setstate_cython__(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtBruteForce *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_22NeighboursGetterLookup___init__(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self, PyObject *__pyx_v_is_sorted, PyObject *__pyx_v_is_selfcounting); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_22NeighboursGetterLookup_2__str__(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_22NeighboursGetterLookup_4is_sorted(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_22NeighboursGetterLookup_6is_selfcounting(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_22NeighboursGetterLookup_8get(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, PyObject *__pyx_v_index, PyObject *__pyx_v_input_data, PyObject *__pyx_v_neighbours, CYTHON_UNUSED PyObject *__pyx_v_cluster_params); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_22NeighboursGetterLookup_10get_other(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, PyObject *__pyx_v_index, CYTHON_UNUSED PyObject *__pyx_v_input_data, PyObject *__pyx_v_other_input_data, PyObject *__pyx_v_neighbours, CYTHON_UNUSED PyObject *__pyx_v_cluster_params); /* proto */
static int __pyx_pf_13cnnclustering_6_types_25NeighboursGetterExtLookup___cinit__(struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtLookup *__pyx_v_self, PyObject *__pyx_v_is_sorted, PyObject *__pyx_v_is_selfcounting); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_25NeighboursGetterExtLookup_2__str__(struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtLookup *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_25NeighboursGetterExtLookup_4__reduce_cython__(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtLookup *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_25NeighboursGetterExtLookup_6__setstate_cython__(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtLookup *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_31NeighboursGetterRecomputeLookup___init__(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self, PyObject *__pyx_v_is_sorted, PyObject *__pyx_v_is_selfcounting); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_31NeighboursGetterRecomputeLookup_2__str__(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_31NeighboursGetterRecomputeLookup_4is_sorted(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_31NeighboursGetterRecomputeLookup_6is_selfcounting(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_31NeighboursGetterRecomputeLookup_8get(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self, PyObject *__pyx_v_index, PyObject *__pyx_v_input_data, PyObject *__pyx_v_neighbours, PyObject *__pyx_v_cluster_params); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_31NeighboursGetterRecomputeLookup_10get_other(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self, PyObject *__pyx_v_index, PyObject *__pyx_v_input_data, PyObject *__pyx_v_other_input_data, PyObject *__pyx_v_neighbours, PyObject *__pyx_v_cluster_params); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_20DistanceGetterMetric___init__(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self, PyObject *__pyx_v_metric); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_20DistanceGetterMetric_2__str__(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_20DistanceGetterMetric_4get_builder_kwargs(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_cls); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_20DistanceGetterMetric_6get_single(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self, PyObject *__pyx_v_point_a, PyObject *__pyx_v_point_b, PyObject *__pyx_v_input_data); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_20DistanceGetterMetric_8get_single_other(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self, PyObject *__pyx_v_point_a, PyObject *__pyx_v_point_b, PyObject *__pyx_v_input_data, PyObject *__pyx_v_other_input_data); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_20DistanceGetterLookup_get_single(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX __pyx_v_point_a, __pyx_t_13cnnclustering_16_primitive_types_AINDEX __pyx_v_point_b, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_20DistanceGetterLookup_2get_single_other(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX __pyx_v_point_a, __pyx_t_13cnnclustering_16_primitive_types_AINDEX __pyx_v_point_b, CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_other_input_data); /* proto */
static int __pyx_pf_13cnnclustering_6_types_23DistanceGetterExtMetric___cinit__(struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtMetric *__pyx_v_self, struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface *__pyx_v_metric); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_23DistanceGetterExtMetric_2__str__(struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtMetric *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_23DistanceGetterExtMetric_4get_single(struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtMetric *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX __pyx_v_point_a, __pyx_t_13cnnclustering_16_primitive_types_AINDEX __pyx_v_point_b, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_23DistanceGetterExtMetric_6get_single_other(struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtMetric *__pyx_v_self, __pyx_t_13cnnclustering_16_primitive_types_AINDEX __pyx_v_point_a, __pyx_t_13cnnclustering_16_primitive_types_AINDEX __pyx_v_point_b, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_input_data, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *__pyx_v_other_input_data); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_23DistanceGetterExtMetric_8get_builder_kwargs(CYTHON_UNUSED PyTypeObject *__pyx_v_cls); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_23DistanceGetterExtMetric_7_metric___get__(struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtMetric *__pyx_v_self); /* proto */
static int __pyx_pf_13cnnclustering_6_types_23DistanceGetterExtMetric_7_metric_2__set__(struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtMetric *__pyx_v_self, PyObject *__pyx_v_value); /* proto */
static int __pyx_pf_13cnnclustering_6_types_23DistanceGetterExtMetric_7_metric_4__del__(struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtMetric *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_23DistanceGetterExtMetric_10__reduce_cython__(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtMetric *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_23DistanceGetterExtMetric_12__setstate_cython__(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtMetric *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_23DistanceGetterExtLookup___reduce_cython__(struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtLookup *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_23DistanceGetterExtLookup_2__setstate_cython__(struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtLookup *__pyx_v_self, PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_11MetricDummy_calc_distance(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v_index_a, CYTHON_UNUSED PyObject *__pyx_v_index_b, CYTHON_UNUSED PyObject *__pyx_v_input_data); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_11MetricDummy_2calc_distance_other(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v_index_a, CYTHON_UNUSED PyObject *__pyx_v_index_b, CYTHON_UNUSED PyObject *__pyx_v_input_data, CYTHON_UNUSED PyObject *__pyx_v_other_input_data); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_11MetricDummy_4adjust_radius(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, double __pyx_v_radius_cutoff); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_14MetricExtDummy___reduce_cython__(struct __pyx_obj_13cnnclustering_6_types_MetricExtDummy *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_14MetricExtDummy_2__setstate_cython__(struct __pyx_obj_13cnnclustering_6_types_MetricExtDummy *__pyx_v_self, PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_17MetricPrecomputed_calc_distance(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, PyObject *__pyx_v_index_a, PyObject *__pyx_v_index_b, PyObject *__pyx_v_input_data); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_17MetricPrecomputed_2calc_distance_other(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, PyObject *__pyx_v_index_a, PyObject *__pyx_v_index_b, CYTHON_UNUSED PyObject *__pyx_v_input_data, PyObject *__pyx_v_other_input_data); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_17MetricPrecomputed_4adjust_radius(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, double __pyx_v_radius_cutoff); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_20MetricExtPrecomputed___reduce_cython__(struct __pyx_obj_13cnnclustering_6_types_MetricExtPrecomputed *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_20MetricExtPrecomputed_2__setstate_cython__(struct __pyx_obj_13cnnclustering_6_types_MetricExtPrecomputed *__pyx_v_self, PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_15MetricEuclidean_calc_distance(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, PyObject *__pyx_v_index_a, PyObject *__pyx_v_index_b, PyObject *__pyx_v_input_data); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_15MetricEuclidean_2calc_distance_other(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, PyObject *__pyx_v_index_a, PyObject *__pyx_v_index_b, PyObject *__pyx_v_input_data, PyObject *__pyx_v_other_input_data); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_15MetricEuclidean_4adjust_radius(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, double __pyx_v_radius_cutoff); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_18MetricExtEuclidean___reduce_cython__(struct __pyx_obj_13cnnclustering_6_types_MetricExtEuclidean *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_18MetricExtEuclidean_2__setstate_cython__(struct __pyx_obj_13cnnclustering_6_types_MetricExtEuclidean *__pyx_v_self, PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_22MetricEuclideanReduced_calc_distance(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, PyObject *__pyx_v_index_a, PyObject *__pyx_v_index_b, PyObject *__pyx_v_input_data); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_22MetricEuclideanReduced_2calc_distance_other(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, PyObject *__pyx_v_index_a, PyObject *__pyx_v_index_b, PyObject *__pyx_v_input_data, PyObject *__pyx_v_other_input_data); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_22MetricEuclideanReduced_4adjust_radius(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, double __pyx_v_radius_cutoff); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_25MetricExtEuclideanReduced___reduce_cython__(struct __pyx_obj_13cnnclustering_6_types_MetricExtEuclideanReduced *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_25MetricExtEuclideanReduced_2__setstate_cython__(struct __pyx_obj_13cnnclustering_6_types_MetricExtEuclideanReduced *__pyx_v_self, PyObject *__pyx_v___pyx_state); /* proto */
static int __pyx_pf_13cnnclustering_6_types_33MetricExtEuclideanPeriodicReduced___cinit__(struct __pyx_obj_13cnnclustering_6_types_MetricExtEuclideanPeriodicReduced *__pyx_v_self, PyObject *__pyx_v_bounds); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_33MetricExtEuclideanPeriodicReduced_2__reduce_cython__(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_MetricExtEuclideanPeriodicReduced *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_33MetricExtEuclideanPeriodicReduced_4__setstate_cython__(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_MetricExtEuclideanPeriodicReduced *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_25SimilarityCheckerContains_check(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, PyObject *__pyx_v_neighbours_a, PyObject *__pyx_v_neighbours_b, PyObject *__pyx_v_cluster_params); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_31SimilarityCheckerSwitchContains_check(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyObject *__pyx_v_self, PyObject *__pyx_v_neighbours_a, PyObject *__pyx_v_neighbours_b, PyObject *__pyx_v_cluster_params); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_28SimilarityCheckerExtContains___reduce_cython__(struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtContains *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_28SimilarityCheckerExtContains_2__setstate_cython__(struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtContains *__pyx_v_self, PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_34SimilarityCheckerExtSwitchContains___reduce_cython__(struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtSwitchContains *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_34SimilarityCheckerExtSwitchContains_2__setstate_cython__(struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtSwitchContains *__pyx_v_self, PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_32SimilarityCheckerExtScreensorted___reduce_cython__(struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtScreensorted *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_32SimilarityCheckerExtScreensorted_2__setstate_cython__(struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtScreensorted *__pyx_v_self, PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_14QueueFIFODeque___init__(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_14QueueFIFODeque_2push(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self, PyObject *__pyx_v_value); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_14QueueFIFODeque_4pop(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_14QueueFIFODeque_6is_empty(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_18QueueExtLIFOVector___reduce_cython__(struct __pyx_obj_13cnnclustering_6_types_QueueExtLIFOVector *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_18QueueExtLIFOVector_2__setstate_cython__(struct __pyx_obj_13cnnclustering_6_types_QueueExtLIFOVector *__pyx_v_self, PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_17QueueExtFIFOQueue___reduce_cython__(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_QueueExtFIFOQueue *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_17QueueExtFIFOQueue_2__setstate_cython__(CYTHON_UNUSED struct __pyx_obj_13cnnclustering_6_types_QueueExtFIFOQueue *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types___pyx_unpickle_InputDataExtInterface(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v___pyx_type, long __pyx_v___pyx_checksum, PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_2__pyx_unpickle_NeighboursExtInterface(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v___pyx_type, long __pyx_v___pyx_checksum, PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_4__pyx_unpickle_NeighboursGetterExtInterface(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v___pyx_type, long __pyx_v___pyx_checksum, PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_6__pyx_unpickle_DistanceGetterExtInterface(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v___pyx_type, long __pyx_v___pyx_checksum, PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_8__pyx_unpickle_MetricExtInterface(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v___pyx_type, long __pyx_v___pyx_checksum, PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_10__pyx_unpickle_SimilarityCheckerExtInterface(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v___pyx_type, long __pyx_v___pyx_checksum, PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_12__pyx_unpickle_QueueExtInterface(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v___pyx_type, long __pyx_v___pyx_checksum, PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_14__pyx_unpickle_DistanceGetterExtLookup(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v___pyx_type, long __pyx_v___pyx_checksum, PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_16__pyx_unpickle_MetricExtDummy(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v___pyx_type, long __pyx_v___pyx_checksum, PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_18__pyx_unpickle_MetricExtPrecomputed(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v___pyx_type, long __pyx_v___pyx_checksum, PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_20__pyx_unpickle_MetricExtEuclidean(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v___pyx_type, long __pyx_v___pyx_checksum, PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_22__pyx_unpickle_MetricExtEuclideanReduced(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v___pyx_type, long __pyx_v___pyx_checksum, PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_24__pyx_unpickle_SimilarityCheckerExtContains(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v___pyx_type, long __pyx_v___pyx_checksum, PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_26__pyx_unpickle_SimilarityCheckerExtSwitchContains(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v___pyx_type, long __pyx_v___pyx_checksum, PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_28__pyx_unpickle_SimilarityCheckerExtScreensorted(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v___pyx_type, long __pyx_v___pyx_checksum, PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_13cnnclustering_6_types_30__pyx_unpickle_QueueExtLIFOVector(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v___pyx_type, long __pyx_v___pyx_checksum, PyObject *__pyx_v___pyx_state); /* proto */
static int __pyx_array___pyx_pf_15View_dot_MemoryView_5array___cinit__(struct __pyx_array_obj *__pyx_v_self, PyObject *__pyx_v_shape, Py_ssize_t __pyx_v_itemsize, PyObject *__pyx_v_format, PyObject *__pyx_v_mode, int __pyx_v_allocate_buffer); /* proto */
static int __pyx_array___pyx_pf_15View_dot_MemoryView_5array_2__getbuffer__(struct __pyx_array_obj *__pyx_v_self, Py_buffer *__pyx_v_info, int __pyx_v_flags); /* proto */
static void __pyx_array___pyx_pf_15View_dot_MemoryView_5array_4__dealloc__(struct __pyx_array_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_15View_dot_MemoryView_5array_7memview___get__(struct __pyx_array_obj *__pyx_v_self); /* proto */
static Py_ssize_t __pyx_array___pyx_pf_15View_dot_MemoryView_5array_6__len__(struct __pyx_array_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_array___pyx_pf_15View_dot_MemoryView_5array_8__getattr__(struct __pyx_array_obj *__pyx_v_self, PyObject *__pyx_v_attr); /* proto */
static PyObject *__pyx_array___pyx_pf_15View_dot_MemoryView_5array_10__getitem__(struct __pyx_array_obj *__pyx_v_self, PyObject *__pyx_v_item); /* proto */
static int __pyx_array___pyx_pf_15View_dot_MemoryView_5array_12__setitem__(struct __pyx_array_obj *__pyx_v_self, PyObject *__pyx_v_item, PyObject *__pyx_v_value); /* proto */
static PyObject *__pyx_pf___pyx_array___reduce_cython__(CYTHON_UNUSED struct __pyx_array_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf___pyx_array_2__setstate_cython__(CYTHON_UNUSED struct __pyx_array_obj *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v___pyx_state); /* proto */
static int __pyx_MemviewEnum___pyx_pf_15View_dot_MemoryView_4Enum___init__(struct __pyx_MemviewEnum_obj *__pyx_v_self, PyObject *__pyx_v_name); /* proto */
static PyObject *__pyx_MemviewEnum___pyx_pf_15View_dot_MemoryView_4Enum_2__repr__(struct __pyx_MemviewEnum_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf___pyx_MemviewEnum___reduce_cython__(struct __pyx_MemviewEnum_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf___pyx_MemviewEnum_2__setstate_cython__(struct __pyx_MemviewEnum_obj *__pyx_v_self, PyObject *__pyx_v___pyx_state); /* proto */
static int __pyx_memoryview___pyx_pf_15View_dot_MemoryView_10memoryview___cinit__(struct __pyx_memoryview_obj *__pyx_v_self, PyObject *__pyx_v_obj, int __pyx_v_flags, int __pyx_v_dtype_is_object); /* proto */
static void __pyx_memoryview___pyx_pf_15View_dot_MemoryView_10memoryview_2__dealloc__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview___pyx_pf_15View_dot_MemoryView_10memoryview_4__getitem__(struct __pyx_memoryview_obj *__pyx_v_self, PyObject *__pyx_v_index); /* proto */
static int __pyx_memoryview___pyx_pf_15View_dot_MemoryView_10memoryview_6__setitem__(struct __pyx_memoryview_obj *__pyx_v_self, PyObject *__pyx_v_index, PyObject *__pyx_v_value); /* proto */
static int __pyx_memoryview___pyx_pf_15View_dot_MemoryView_10memoryview_8__getbuffer__(struct __pyx_memoryview_obj *__pyx_v_self, Py_buffer *__pyx_v_info, int __pyx_v_flags); /* proto */
static PyObject *__pyx_pf_15View_dot_MemoryView_10memoryview_1T___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_15View_dot_MemoryView_10memoryview_4base___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_15View_dot_MemoryView_10memoryview_5shape___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_15View_dot_MemoryView_10memoryview_7strides___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_15View_dot_MemoryView_10memoryview_10suboffsets___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_15View_dot_MemoryView_10memoryview_4ndim___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_15View_dot_MemoryView_10memoryview_8itemsize___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_15View_dot_MemoryView_10memoryview_6nbytes___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_15View_dot_MemoryView_10memoryview_4size___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static Py_ssize_t __pyx_memoryview___pyx_pf_15View_dot_MemoryView_10memoryview_10__len__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview___pyx_pf_15View_dot_MemoryView_10memoryview_12__repr__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview___pyx_pf_15View_dot_MemoryView_10memoryview_14__str__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview___pyx_pf_15View_dot_MemoryView_10memoryview_16is_c_contig(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview___pyx_pf_15View_dot_MemoryView_10memoryview_18is_f_contig(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview___pyx_pf_15View_dot_MemoryView_10memoryview_20copy(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview___pyx_pf_15View_dot_MemoryView_10memoryview_22copy_fortran(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf___pyx_memoryview___reduce_cython__(CYTHON_UNUSED struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf___pyx_memoryview_2__setstate_cython__(CYTHON_UNUSED struct __pyx_memoryview_obj *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v___pyx_state); /* proto */
static void __pyx_memoryviewslice___pyx_pf_15View_dot_MemoryView_16_memoryviewslice___dealloc__(struct __pyx_memoryviewslice_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_15View_dot_MemoryView_16_memoryviewslice_4base___get__(struct __pyx_memoryviewslice_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf___pyx_memoryviewslice___reduce_cython__(CYTHON_UNUSED struct __pyx_memoryviewslice_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf___pyx_memoryviewslice_2__setstate_cython__(CYTHON_UNUSED struct __pyx_memoryviewslice_obj *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_pf_15View_dot_MemoryView___pyx_unpickle_Enum(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v___pyx_type, long __pyx_v___pyx_checksum, PyObject *__pyx_v___pyx_state); /* proto */
static PyObject *__pyx_tp_new_13cnnclustering_6_types_ClusterParameters(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_13cnnclustering_6_types_Labels(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_13cnnclustering_6_types_ReferenceIndices(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_13cnnclustering_6_types_InputDataExtInterface(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_13cnnclustering_6_types_NeighboursExtInterface(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_13cnnclustering_6_types_NeighboursGetterExtInterface(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_13cnnclustering_6_types_DistanceGetterExtInterface(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_13cnnclustering_6_types_MetricExtInterface(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_13cnnclustering_6_types_SimilarityCheckerExtInterface(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_13cnnclustering_6_types_QueueExtInterface(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_13cnnclustering_6_types_InputDataExtComponentsMemoryview(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_13cnnclustering_6_types_InputDataExtDistancesLinearMemoryview(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_13cnnclustering_6_types_NeighboursExtVector(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_13cnnclustering_6_types_NeighboursExtCPPSet(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_13cnnclustering_6_types_NeighboursGetterExtBruteForce(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_13cnnclustering_6_types_NeighboursGetterExtLookup(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_13cnnclustering_6_types_DistanceGetterExtMetric(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_13cnnclustering_6_types_DistanceGetterExtLookup(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_13cnnclustering_6_types_MetricExtDummy(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_13cnnclustering_6_types_MetricExtPrecomputed(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_13cnnclustering_6_types_MetricExtEuclidean(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_13cnnclustering_6_types_MetricExtEuclideanReduced(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_13cnnclustering_6_types_MetricExtEuclideanPeriodicReduced(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_13cnnclustering_6_types_SimilarityCheckerExtContains(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_13cnnclustering_6_types_SimilarityCheckerExtSwitchContains(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_13cnnclustering_6_types_SimilarityCheckerExtScreensorted(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_13cnnclustering_6_types_QueueExtLIFOVector(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_13cnnclustering_6_types_QueueExtFIFOQueue(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_13cnnclustering_6_types___pyx_scope_struct__by_parts(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
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static PyObject *__pyx_tp_new_Enum(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_memoryview(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new__memoryviewslice(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
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static __Pyx_CachedCFunction __pyx_umethod_PyDict_Type_update = {0, &__pyx_n_s_update, 0, 0, 0};
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 */

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/* "View.MemoryView":807
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 *         __Pyx_memviewslice *dst,
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 */

static int __pyx_memoryview_slice_memviewslice(__Pyx_memviewslice *__pyx_v_dst, Py_ssize_t __pyx_v_shape, Py_ssize_t __pyx_v_stride, Py_ssize_t __pyx_v_suboffset, int __pyx_v_dim, int __pyx_v_new_ndim, int *__pyx_v_suboffset_dim, Py_ssize_t __pyx_v_start, Py_ssize_t __pyx_v_stop, Py_ssize_t __pyx_v_step, int __pyx_v_have_start, int __pyx_v_have_stop, int __pyx_v_have_step, int __pyx_v_is_slice) {
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 *     if not is_slice:             # <<<<<<<<<<<<<<
 * 
 *         if start < 0:
 */
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    /* "View.MemoryView":829
 *     if not is_slice:
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 *         if start < 0:             # <<<<<<<<<<<<<<
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 */
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 * 
 *         if start < 0:
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 * 
 *         if start < 0:             # <<<<<<<<<<<<<<
 *             start += shape
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 */
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 *         if start < 0:
 *             start += shape
 *         if not 0 <= start < shape:             # <<<<<<<<<<<<<<
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 */
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      /* "View.MemoryView":832
 *             start += shape
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 */
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      /* "View.MemoryView":831
 *         if start < 0:
 *             start += shape
 *         if not 0 <= start < shape:             # <<<<<<<<<<<<<<
 *             _err_dim(IndexError, "Index out of bounds (axis %d)", dim)
 *     else:
 */
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    /* "View.MemoryView":827
 *     cdef bint negative_step
 * 
 *     if not is_slice:             # <<<<<<<<<<<<<<
 * 
 *         if start < 0:
 */
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  /* "View.MemoryView":835
 *     else:
 * 
 *         negative_step = have_step != 0 and step < 0             # <<<<<<<<<<<<<<
 * 
 *         if have_step and step == 0:
 */
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    /* "View.MemoryView":837
 *         negative_step = have_step != 0 and step < 0
 * 
 *         if have_step and step == 0:             # <<<<<<<<<<<<<<
 *             _err_dim(ValueError, "Step may not be zero (axis %d)", dim)
 * 
 */
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      /* "View.MemoryView":838
 * 
 *         if have_step and step == 0:
 *             _err_dim(ValueError, "Step may not be zero (axis %d)", dim)             # <<<<<<<<<<<<<<
 * 
 * 
 */
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      __pyx_t_3 = __pyx_memoryview_err_dim(__pyx_builtin_ValueError, ((char *)"Step may not be zero (axis %d)"), __pyx_v_dim); if (unlikely(__pyx_t_3 == ((int)-1))) __PYX_ERR(1, 838, __pyx_L1_error)

      /* "View.MemoryView":837
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 * 
 *         if have_step and step == 0:             # <<<<<<<<<<<<<<
 *             _err_dim(ValueError, "Step may not be zero (axis %d)", dim)
 * 
 */
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 * 
 *         if have_start:             # <<<<<<<<<<<<<<
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 * 
 *         if have_start:
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        /* "View.MemoryView":843
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        /* "View.MemoryView":844
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          /* "View.MemoryView":845
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 *                 if start < 0:
 *                     start = 0             # <<<<<<<<<<<<<<
 *             elif start >= shape:
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          __pyx_v_start = 0;

          /* "View.MemoryView":844
 *             if start < 0:
 *                 start += shape
 *                 if start < 0:             # <<<<<<<<<<<<<<
 *                     start = 0
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 */
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        /* "View.MemoryView":842
 * 
 *         if have_start:
 *             if start < 0:             # <<<<<<<<<<<<<<
 *                 start += shape
 *                 if start < 0:
 */
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      /* "View.MemoryView":846
 *                 if start < 0:
 *                     start = 0
 *             elif start >= shape:             # <<<<<<<<<<<<<<
 *                 if negative_step:
 *                     start = shape - 1
 */
      __Pyx_TraceLine(846,1,__PYX_ERR(1, 846, __pyx_L1_error))
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      if (__pyx_t_2) {

        /* "View.MemoryView":847
 *                     start = 0
 *             elif start >= shape:
 *                 if negative_step:             # <<<<<<<<<<<<<<
 *                     start = shape - 1
 *                 else:
 */
        __Pyx_TraceLine(847,1,__PYX_ERR(1, 847, __pyx_L1_error))
        __pyx_t_2 = (__pyx_v_negative_step != 0);
        if (__pyx_t_2) {

          /* "View.MemoryView":848
 *             elif start >= shape:
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 *                 else:
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          __Pyx_TraceLine(848,1,__PYX_ERR(1, 848, __pyx_L1_error))
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          /* "View.MemoryView":847
 *                     start = 0
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 *                 if negative_step:             # <<<<<<<<<<<<<<
 *                     start = shape - 1
 *                 else:
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        /* "View.MemoryView":850
 *                     start = shape - 1
 *                 else:
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 *         else:
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        __pyx_L14:;

        /* "View.MemoryView":846
 *                 if start < 0:
 *                     start = 0
 *             elif start >= shape:             # <<<<<<<<<<<<<<
 *                 if negative_step:
 *                     start = shape - 1
 */
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      /* "View.MemoryView":841
 * 
 * 
 *         if have_start:             # <<<<<<<<<<<<<<
 *             if start < 0:
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 */
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    /* "View.MemoryView":852
 *                     start = shape
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        /* "View.MemoryView":853
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 *             else:
 */
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 *                 start = shape - 1
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 *         if have_stop:
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 *         if have_stop:             # <<<<<<<<<<<<<<
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      /* "View.MemoryView":858
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 *         if have_stop:
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          /* "View.MemoryView":861
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          /* "View.MemoryView":860
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 *             elif stop > shape:
 */
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        /* "View.MemoryView":858
 * 
 *         if have_stop:
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 *                 stop += shape
 *                 if stop < 0:
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        /* "View.MemoryView":863
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        /* "View.MemoryView":862
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 *         if have_stop:             # <<<<<<<<<<<<<<
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 */
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    /* "View.MemoryView":865
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        /* "View.MemoryView":866
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 *         if not have_step:
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 *         if not have_step:             # <<<<<<<<<<<<<<
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 */
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 *         if not have_step:
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 * 
 */
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 * 
 *         if not have_step:             # <<<<<<<<<<<<<<
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 * 
 */
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 * 
 *         with cython.cdivision(True):
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 *             if (stop - start) - step * new_shape:
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 */
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      /* "View.MemoryView":878
 * 
 *             if (stop - start) - step * new_shape:
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 * 
 *         if new_shape < 0:
 */
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 *             new_shape = (stop - start) // step
 * 
 *             if (stop - start) - step * new_shape:             # <<<<<<<<<<<<<<
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 * 
 */
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    /* "View.MemoryView":880
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 * 
 *         if new_shape < 0:             # <<<<<<<<<<<<<<
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 */
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      /* "View.MemoryView":881
 * 
 *         if new_shape < 0:
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 * 
 */
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 * 
 *         if new_shape < 0:             # <<<<<<<<<<<<<<
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 */
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 * 
 * 
 *         dst.strides[new_ndim] = stride * step             # <<<<<<<<<<<<<<
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    /* "View.MemoryView":885
 * 
 *         dst.strides[new_ndim] = stride * step
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 */
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    /* "View.MemoryView":886
 *         dst.strides[new_ndim] = stride * step
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 * 
 */
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 * 
 * 
 *     if suboffset_dim[0] < 0:             # <<<<<<<<<<<<<<
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    /* "View.MemoryView":890
 * 
 *     if suboffset_dim[0] < 0:
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  for (__pyx_t_1 = (__pyx_v_ndim - 1); __pyx_t_1 > -1; __pyx_t_1-=1) {
    __pyx_v_i = __pyx_t_1;

    /* "View.MemoryView":1125
 * 
 *     for i in range(ndim - 1, -1, -1):
 *         if mslice.shape[i] > 1:             # <<<<<<<<<<<<<<
 *             c_stride = mslice.strides[i]
 *             break
 */
    __Pyx_TraceLine(1125,1,__PYX_ERR(1, 1125, __pyx_L1_error))
    __pyx_t_2 = (((__pyx_v_mslice->shape[__pyx_v_i]) > 1) != 0);
    if (__pyx_t_2) {

      /* "View.MemoryView":1126
 *     for i in range(ndim - 1, -1, -1):
 *         if mslice.shape[i] > 1:
 *             c_stride = mslice.strides[i]             # <<<<<<<<<<<<<<
 *             break
 * 
 */
      __Pyx_TraceLine(1126,1,__PYX_ERR(1, 1126, __pyx_L1_error))
      __pyx_v_c_stride = (__pyx_v_mslice->strides[__pyx_v_i]);

      /* "View.MemoryView":1127
 *         if mslice.shape[i] > 1:
 *             c_stride = mslice.strides[i]
 *             break             # <<<<<<<<<<<<<<
 * 
 *     for i in range(ndim):
 */
      __Pyx_TraceLine(1127,1,__PYX_ERR(1, 1127, __pyx_L1_error))
      goto __pyx_L4_break;

      /* "View.MemoryView":1125
 * 
 *     for i in range(ndim - 1, -1, -1):
 *         if mslice.shape[i] > 1:             # <<<<<<<<<<<<<<
 *             c_stride = mslice.strides[i]
 *             break
 */
    }
  }
  __pyx_L4_break:;

  /* "View.MemoryView":1129
 *             break
 * 
 *     for i in range(ndim):             # <<<<<<<<<<<<<<
 *         if mslice.shape[i] > 1:
 *             f_stride = mslice.strides[i]
 */
  __Pyx_TraceLine(1129,1,__PYX_ERR(1, 1129, __pyx_L1_error))
  __pyx_t_1 = __pyx_v_ndim;
  __pyx_t_3 = __pyx_t_1;
  for (__pyx_t_4 = 0; __pyx_t_4 < __pyx_t_3; __pyx_t_4+=1) {
    __pyx_v_i = __pyx_t_4;

    /* "View.MemoryView":1130
 * 
 *     for i in range(ndim):
 *         if mslice.shape[i] > 1:             # <<<<<<<<<<<<<<
 *             f_stride = mslice.strides[i]
 *             break
 */
    __Pyx_TraceLine(1130,1,__PYX_ERR(1, 1130, __pyx_L1_error))
    __pyx_t_2 = (((__pyx_v_mslice->shape[__pyx_v_i]) > 1) != 0);
    if (__pyx_t_2) {

      /* "View.MemoryView":1131
 *     for i in range(ndim):
 *         if mslice.shape[i] > 1:
 *             f_stride = mslice.strides[i]             # <<<<<<<<<<<<<<
 *             break
 * 
 */
      __Pyx_TraceLine(1131,1,__PYX_ERR(1, 1131, __pyx_L1_error))
      __pyx_v_f_stride = (__pyx_v_mslice->strides[__pyx_v_i]);

      /* "View.MemoryView":1132
 *         if mslice.shape[i] > 1:
 *             f_stride = mslice.strides[i]
 *             break             # <<<<<<<<<<<<<<
 * 
 *     if abs_py_ssize_t(c_stride) <= abs_py_ssize_t(f_stride):
 */
      __Pyx_TraceLine(1132,1,__PYX_ERR(1, 1132, __pyx_L1_error))
      goto __pyx_L7_break;

      /* "View.MemoryView":1130
 * 
 *     for i in range(ndim):
 *         if mslice.shape[i] > 1:             # <<<<<<<<<<<<<<
 *             f_stride = mslice.strides[i]
 *             break
 */
    }
  }
  __pyx_L7_break:;

  /* "View.MemoryView":1134
 *             break
 * 
 *     if abs_py_ssize_t(c_stride) <= abs_py_ssize_t(f_stride):             # <<<<<<<<<<<<<<
 *         return 'C'
 *     else:
 */
  __Pyx_TraceLine(1134,1,__PYX_ERR(1, 1134, __pyx_L1_error))
  __pyx_t_2 = ((abs_py_ssize_t(__pyx_v_c_stride) <= abs_py_ssize_t(__pyx_v_f_stride)) != 0);
  if (__pyx_t_2) {

    /* "View.MemoryView":1135
 * 
 *     if abs_py_ssize_t(c_stride) <= abs_py_ssize_t(f_stride):
 *         return 'C'             # <<<<<<<<<<<<<<
 *     else:
 *         return 'F'
 */
    __Pyx_TraceLine(1135,1,__PYX_ERR(1, 1135, __pyx_L1_error))
    __pyx_r = 'C';
    goto __pyx_L0;

    /* "View.MemoryView":1134
 *             break
 * 
 *     if abs_py_ssize_t(c_stride) <= abs_py_ssize_t(f_stride):             # <<<<<<<<<<<<<<
 *         return 'C'
 *     else:
 */
  }

  /* "View.MemoryView":1137
 *         return 'C'
 *     else:
 *         return 'F'             # <<<<<<<<<<<<<<
 * 
 * @cython.cdivision(True)
 */
  __Pyx_TraceLine(1137,1,__PYX_ERR(1, 1137, __pyx_L1_error))
  /*else*/ {
    __pyx_r = 'F';
    goto __pyx_L0;
  }

  /* "View.MemoryView":1116
 * 
 * @cname('__pyx_get_best_slice_order')
 * cdef char get_best_order(__Pyx_memviewslice *mslice, int ndim) nogil:             # <<<<<<<<<<<<<<
 *     """
 *     Figure out the best memory access order for a given slice.
 */

  /* function exit code */
  __pyx_L1_error:;
  __Pyx_WriteUnraisable("View.MemoryView.get_best_order", __pyx_clineno, __pyx_lineno, __pyx_filename, 1, 1);
  __pyx_r = 0;
  __pyx_L0:;
  __Pyx_TraceReturn(Py_None, 1);
  return __pyx_r;
}

/* "View.MemoryView":1140
 * 
 * @cython.cdivision(True)
 * cdef void _copy_strided_to_strided(char *src_data, Py_ssize_t *src_strides,             # <<<<<<<<<<<<<<
 *                                    char *dst_data, Py_ssize_t *dst_strides,
 *                                    Py_ssize_t *src_shape, Py_ssize_t *dst_shape,
 */

static void _copy_strided_to_strided(char *__pyx_v_src_data, Py_ssize_t *__pyx_v_src_strides, char *__pyx_v_dst_data, Py_ssize_t *__pyx_v_dst_strides, Py_ssize_t *__pyx_v_src_shape, Py_ssize_t *__pyx_v_dst_shape, int __pyx_v_ndim, size_t __pyx_v_itemsize) {
  CYTHON_UNUSED Py_ssize_t __pyx_v_i;
  CYTHON_UNUSED Py_ssize_t __pyx_v_src_extent;
  Py_ssize_t __pyx_v_dst_extent;
  Py_ssize_t __pyx_v_src_stride;
  Py_ssize_t __pyx_v_dst_stride;
  int __pyx_t_1;
  int __pyx_t_2;
  int __pyx_t_3;
  Py_ssize_t __pyx_t_4;
  Py_ssize_t __pyx_t_5;
  Py_ssize_t __pyx_t_6;

  /* "View.MemoryView":1147
 * 
 *     cdef Py_ssize_t i
 *     cdef Py_ssize_t src_extent = src_shape[0]             # <<<<<<<<<<<<<<
 *     cdef Py_ssize_t dst_extent = dst_shape[0]
 *     cdef Py_ssize_t src_stride = src_strides[0]
 */
  __pyx_v_src_extent = (__pyx_v_src_shape[0]);

  /* "View.MemoryView":1148
 *     cdef Py_ssize_t i
 *     cdef Py_ssize_t src_extent = src_shape[0]
 *     cdef Py_ssize_t dst_extent = dst_shape[0]             # <<<<<<<<<<<<<<
 *     cdef Py_ssize_t src_stride = src_strides[0]
 *     cdef Py_ssize_t dst_stride = dst_strides[0]
 */
  __pyx_v_dst_extent = (__pyx_v_dst_shape[0]);

  /* "View.MemoryView":1149
 *     cdef Py_ssize_t src_extent = src_shape[0]
 *     cdef Py_ssize_t dst_extent = dst_shape[0]
 *     cdef Py_ssize_t src_stride = src_strides[0]             # <<<<<<<<<<<<<<
 *     cdef Py_ssize_t dst_stride = dst_strides[0]
 * 
 */
  __pyx_v_src_stride = (__pyx_v_src_strides[0]);

  /* "View.MemoryView":1150
 *     cdef Py_ssize_t dst_extent = dst_shape[0]
 *     cdef Py_ssize_t src_stride = src_strides[0]
 *     cdef Py_ssize_t dst_stride = dst_strides[0]             # <<<<<<<<<<<<<<
 * 
 *     if ndim == 1:
 */
  __pyx_v_dst_stride = (__pyx_v_dst_strides[0]);

  /* "View.MemoryView":1152
 *     cdef Py_ssize_t dst_stride = dst_strides[0]
 * 
 *     if ndim == 1:             # <<<<<<<<<<<<<<
 *        if (src_stride > 0 and dst_stride > 0 and
 *            <size_t> src_stride == itemsize == <size_t> dst_stride):
 */
  __pyx_t_1 = ((__pyx_v_ndim == 1) != 0);
  if (__pyx_t_1) {

    /* "View.MemoryView":1153
 * 
 *     if ndim == 1:
 *        if (src_stride > 0 and dst_stride > 0 and             # <<<<<<<<<<<<<<
 *            <size_t> src_stride == itemsize == <size_t> dst_stride):
 *            memcpy(dst_data, src_data, itemsize * dst_extent)
 */
    __pyx_t_2 = ((__pyx_v_src_stride > 0) != 0);
    if (__pyx_t_2) {
    } else {
      __pyx_t_1 = __pyx_t_2;
      goto __pyx_L5_bool_binop_done;
    }
    __pyx_t_2 = ((__pyx_v_dst_stride > 0) != 0);
    if (__pyx_t_2) {
    } else {
      __pyx_t_1 = __pyx_t_2;
      goto __pyx_L5_bool_binop_done;
    }

    /* "View.MemoryView":1154
 *     if ndim == 1:
 *        if (src_stride > 0 and dst_stride > 0 and
 *            <size_t> src_stride == itemsize == <size_t> dst_stride):             # <<<<<<<<<<<<<<
 *            memcpy(dst_data, src_data, itemsize * dst_extent)
 *        else:
 */
    __pyx_t_2 = (((size_t)__pyx_v_src_stride) == __pyx_v_itemsize);
    if (__pyx_t_2) {
      __pyx_t_2 = (__pyx_v_itemsize == ((size_t)__pyx_v_dst_stride));
    }
    __pyx_t_3 = (__pyx_t_2 != 0);
    __pyx_t_1 = __pyx_t_3;
    __pyx_L5_bool_binop_done:;

    /* "View.MemoryView":1153
 * 
 *     if ndim == 1:
 *        if (src_stride > 0 and dst_stride > 0 and             # <<<<<<<<<<<<<<
 *            <size_t> src_stride == itemsize == <size_t> dst_stride):
 *            memcpy(dst_data, src_data, itemsize * dst_extent)
 */
    if (__pyx_t_1) {

      /* "View.MemoryView":1155
 *        if (src_stride > 0 and dst_stride > 0 and
 *            <size_t> src_stride == itemsize == <size_t> dst_stride):
 *            memcpy(dst_data, src_data, itemsize * dst_extent)             # <<<<<<<<<<<<<<
 *        else:
 *            for i in range(dst_extent):
 */
      (void)(memcpy(__pyx_v_dst_data, __pyx_v_src_data, (__pyx_v_itemsize * __pyx_v_dst_extent)));

      /* "View.MemoryView":1153
 * 
 *     if ndim == 1:
 *        if (src_stride > 0 and dst_stride > 0 and             # <<<<<<<<<<<<<<
 *            <size_t> src_stride == itemsize == <size_t> dst_stride):
 *            memcpy(dst_data, src_data, itemsize * dst_extent)
 */
      goto __pyx_L4;
    }

    /* "View.MemoryView":1157
 *            memcpy(dst_data, src_data, itemsize * dst_extent)
 *        else:
 *            for i in range(dst_extent):             # <<<<<<<<<<<<<<
 *                memcpy(dst_data, src_data, itemsize)
 *                src_data += src_stride
 */
    /*else*/ {
      __pyx_t_4 = __pyx_v_dst_extent;
      __pyx_t_5 = __pyx_t_4;
      for (__pyx_t_6 = 0; __pyx_t_6 < __pyx_t_5; __pyx_t_6+=1) {
        __pyx_v_i = __pyx_t_6;

        /* "View.MemoryView":1158
 *        else:
 *            for i in range(dst_extent):
 *                memcpy(dst_data, src_data, itemsize)             # <<<<<<<<<<<<<<
 *                src_data += src_stride
 *                dst_data += dst_stride
 */
        (void)(memcpy(__pyx_v_dst_data, __pyx_v_src_data, __pyx_v_itemsize));

        /* "View.MemoryView":1159
 *            for i in range(dst_extent):
 *                memcpy(dst_data, src_data, itemsize)
 *                src_data += src_stride             # <<<<<<<<<<<<<<
 *                dst_data += dst_stride
 *     else:
 */
        __pyx_v_src_data = (__pyx_v_src_data + __pyx_v_src_stride);

        /* "View.MemoryView":1160
 *                memcpy(dst_data, src_data, itemsize)
 *                src_data += src_stride
 *                dst_data += dst_stride             # <<<<<<<<<<<<<<
 *     else:
 *         for i in range(dst_extent):
 */
        __pyx_v_dst_data = (__pyx_v_dst_data + __pyx_v_dst_stride);
      }
    }
    __pyx_L4:;

    /* "View.MemoryView":1152
 *     cdef Py_ssize_t dst_stride = dst_strides[0]
 * 
 *     if ndim == 1:             # <<<<<<<<<<<<<<
 *        if (src_stride > 0 and dst_stride > 0 and
 *            <size_t> src_stride == itemsize == <size_t> dst_stride):
 */
    goto __pyx_L3;
  }

  /* "View.MemoryView":1162
 *                dst_data += dst_stride
 *     else:
 *         for i in range(dst_extent):             # <<<<<<<<<<<<<<
 *             _copy_strided_to_strided(src_data, src_strides + 1,
 *                                      dst_data, dst_strides + 1,
 */
  /*else*/ {
    __pyx_t_4 = __pyx_v_dst_extent;
    __pyx_t_5 = __pyx_t_4;
    for (__pyx_t_6 = 0; __pyx_t_6 < __pyx_t_5; __pyx_t_6+=1) {
      __pyx_v_i = __pyx_t_6;

      /* "View.MemoryView":1163
 *     else:
 *         for i in range(dst_extent):
 *             _copy_strided_to_strided(src_data, src_strides + 1,             # <<<<<<<<<<<<<<
 *                                      dst_data, dst_strides + 1,
 *                                      src_shape + 1, dst_shape + 1,
 */
      _copy_strided_to_strided(__pyx_v_src_data, (__pyx_v_src_strides + 1), __pyx_v_dst_data, (__pyx_v_dst_strides + 1), (__pyx_v_src_shape + 1), (__pyx_v_dst_shape + 1), (__pyx_v_ndim - 1), __pyx_v_itemsize);

      /* "View.MemoryView":1167
 *                                      src_shape + 1, dst_shape + 1,
 *                                      ndim - 1, itemsize)
 *             src_data += src_stride             # <<<<<<<<<<<<<<
 *             dst_data += dst_stride
 * 
 */
      __pyx_v_src_data = (__pyx_v_src_data + __pyx_v_src_stride);

      /* "View.MemoryView":1168
 *                                      ndim - 1, itemsize)
 *             src_data += src_stride
 *             dst_data += dst_stride             # <<<<<<<<<<<<<<
 * 
 * cdef void copy_strided_to_strided(__Pyx_memviewslice *src,
 */
      __pyx_v_dst_data = (__pyx_v_dst_data + __pyx_v_dst_stride);
    }
  }
  __pyx_L3:;

  /* "View.MemoryView":1140
 * 
 * @cython.cdivision(True)
 * cdef void _copy_strided_to_strided(char *src_data, Py_ssize_t *src_strides,             # <<<<<<<<<<<<<<
 *                                    char *dst_data, Py_ssize_t *dst_strides,
 *                                    Py_ssize_t *src_shape, Py_ssize_t *dst_shape,
 */

  /* function exit code */
}

/* "View.MemoryView":1170
 *             dst_data += dst_stride
 * 
 * cdef void copy_strided_to_strided(__Pyx_memviewslice *src,             # <<<<<<<<<<<<<<
 *                                   __Pyx_memviewslice *dst,
 *                                   int ndim, size_t itemsize) nogil:
 */

static void copy_strided_to_strided(__Pyx_memviewslice *__pyx_v_src, __Pyx_memviewslice *__pyx_v_dst, int __pyx_v_ndim, size_t __pyx_v_itemsize) {
  __Pyx_TraceDeclarations
  int __pyx_lineno = 0;
  const char *__pyx_filename = NULL;
  int __pyx_clineno = 0;
  __Pyx_TraceCall("copy_strided_to_strided", __pyx_f[1], 1170, 1, __PYX_ERR(1, 1170, __pyx_L1_error));

  /* "View.MemoryView":1173
 *                                   __Pyx_memviewslice *dst,
 *                                   int ndim, size_t itemsize) nogil:
 *     _copy_strided_to_strided(src.data, src.strides, dst.data, dst.strides,             # <<<<<<<<<<<<<<
 *                              src.shape, dst.shape, ndim, itemsize)
 * 
 */
  __Pyx_TraceLine(1173,1,__PYX_ERR(1, 1173, __pyx_L1_error))
  _copy_strided_to_strided(__pyx_v_src->data, __pyx_v_src->strides, __pyx_v_dst->data, __pyx_v_dst->strides, __pyx_v_src->shape, __pyx_v_dst->shape, __pyx_v_ndim, __pyx_v_itemsize);

  /* "View.MemoryView":1170
 *             dst_data += dst_stride
 * 
 * cdef void copy_strided_to_strided(__Pyx_memviewslice *src,             # <<<<<<<<<<<<<<
 *                                   __Pyx_memviewslice *dst,
 *                                   int ndim, size_t itemsize) nogil:
 */

  /* function exit code */
  goto __pyx_L0;
  __pyx_L1_error:;
  __Pyx_WriteUnraisable("View.MemoryView.copy_strided_to_strided", __pyx_clineno, __pyx_lineno, __pyx_filename, 1, 1);
  __pyx_L0:;
  __Pyx_TraceReturn(Py_None, 1);
}

/* "View.MemoryView":1177
 * 
 * @cname('__pyx_memoryview_slice_get_size')
 * cdef Py_ssize_t slice_get_size(__Pyx_memviewslice *src, int ndim) nogil:             # <<<<<<<<<<<<<<
 *     "Return the size of the memory occupied by the slice in number of bytes"
 *     cdef Py_ssize_t shape, size = src.memview.view.itemsize
 */

static Py_ssize_t __pyx_memoryview_slice_get_size(__Pyx_memviewslice *__pyx_v_src, int __pyx_v_ndim) {
  Py_ssize_t __pyx_v_shape;
  Py_ssize_t __pyx_v_size;
  Py_ssize_t __pyx_r;
  __Pyx_TraceDeclarations
  Py_ssize_t __pyx_t_1;
  Py_ssize_t *__pyx_t_2;
  Py_ssize_t *__pyx_t_3;
  Py_ssize_t *__pyx_t_4;
  int __pyx_lineno = 0;
  const char *__pyx_filename = NULL;
  int __pyx_clineno = 0;
  __Pyx_TraceCall("slice_get_size", __pyx_f[1], 1177, 1, __PYX_ERR(1, 1177, __pyx_L1_error));

  /* "View.MemoryView":1179
 * cdef Py_ssize_t slice_get_size(__Pyx_memviewslice *src, int ndim) nogil:
 *     "Return the size of the memory occupied by the slice in number of bytes"
 *     cdef Py_ssize_t shape, size = src.memview.view.itemsize             # <<<<<<<<<<<<<<
 * 
 *     for shape in src.shape[:ndim]:
 */
  __Pyx_TraceLine(1179,1,__PYX_ERR(1, 1179, __pyx_L1_error))
  __pyx_t_1 = __pyx_v_src->memview->view.itemsize;
  __pyx_v_size = __pyx_t_1;

  /* "View.MemoryView":1181
 *     cdef Py_ssize_t shape, size = src.memview.view.itemsize
 * 
 *     for shape in src.shape[:ndim]:             # <<<<<<<<<<<<<<
 *         size *= shape
 * 
 */
  __Pyx_TraceLine(1181,1,__PYX_ERR(1, 1181, __pyx_L1_error))
  __pyx_t_3 = (__pyx_v_src->shape + __pyx_v_ndim);
  for (__pyx_t_4 = __pyx_v_src->shape; __pyx_t_4 < __pyx_t_3; __pyx_t_4++) {
    __pyx_t_2 = __pyx_t_4;
    __pyx_v_shape = (__pyx_t_2[0]);

    /* "View.MemoryView":1182
 * 
 *     for shape in src.shape[:ndim]:
 *         size *= shape             # <<<<<<<<<<<<<<
 * 
 *     return size
 */
    __Pyx_TraceLine(1182,1,__PYX_ERR(1, 1182, __pyx_L1_error))
    __pyx_v_size = (__pyx_v_size * __pyx_v_shape);
  }

  /* "View.MemoryView":1184
 *         size *= shape
 * 
 *     return size             # <<<<<<<<<<<<<<
 * 
 * @cname('__pyx_fill_contig_strides_array')
 */
  __Pyx_TraceLine(1184,1,__PYX_ERR(1, 1184, __pyx_L1_error))
  __pyx_r = __pyx_v_size;
  goto __pyx_L0;

  /* "View.MemoryView":1177
 * 
 * @cname('__pyx_memoryview_slice_get_size')
 * cdef Py_ssize_t slice_get_size(__Pyx_memviewslice *src, int ndim) nogil:             # <<<<<<<<<<<<<<
 *     "Return the size of the memory occupied by the slice in number of bytes"
 *     cdef Py_ssize_t shape, size = src.memview.view.itemsize
 */

  /* function exit code */
  __pyx_L1_error:;
  __Pyx_WriteUnraisable("View.MemoryView.slice_get_size", __pyx_clineno, __pyx_lineno, __pyx_filename, 1, 1);
  __pyx_r = 0;
  __pyx_L0:;
  __Pyx_TraceReturn(Py_None, 1);
  return __pyx_r;
}

/* "View.MemoryView":1187
 * 
 * @cname('__pyx_fill_contig_strides_array')
 * cdef Py_ssize_t fill_contig_strides_array(             # <<<<<<<<<<<<<<
 *                 Py_ssize_t *shape, Py_ssize_t *strides, Py_ssize_t stride,
 *                 int ndim, char order) nogil:
 */

static Py_ssize_t __pyx_fill_contig_strides_array(Py_ssize_t *__pyx_v_shape, Py_ssize_t *__pyx_v_strides, Py_ssize_t __pyx_v_stride, int __pyx_v_ndim, char __pyx_v_order) {
  int __pyx_v_idx;
  Py_ssize_t __pyx_r;
  __Pyx_TraceDeclarations
  int __pyx_t_1;
  int __pyx_t_2;
  int __pyx_t_3;
  int __pyx_t_4;
  int __pyx_lineno = 0;
  const char *__pyx_filename = NULL;
  int __pyx_clineno = 0;
  __Pyx_TraceCall("fill_contig_strides_array", __pyx_f[1], 1187, 1, __PYX_ERR(1, 1187, __pyx_L1_error));

  /* "View.MemoryView":1196
 *     cdef int idx
 * 
 *     if order == 'F':             # <<<<<<<<<<<<<<
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 *         if not slice_is_contig(src, order, ndim):
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 * 
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 * 
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 * 
 * 
 *         if slice_is_contig(src, 'C', ndim):             # <<<<<<<<<<<<<<
 *             direct_copy = slice_is_contig(dst, 'C', ndim)
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 * 
 *         if slice_is_contig(src, 'C', ndim):
 *             direct_copy = slice_is_contig(dst, 'C', ndim)             # <<<<<<<<<<<<<<
 *         elif slice_is_contig(src, 'F', ndim):
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      /* "View.MemoryView":1313
 * 
 * 
 *         if slice_is_contig(src, 'C', ndim):             # <<<<<<<<<<<<<<
 *             direct_copy = slice_is_contig(dst, 'C', ndim)
 *         elif slice_is_contig(src, 'F', ndim):
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 *         if slice_is_contig(src, 'C', ndim):
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 *         elif slice_is_contig(src, 'F', ndim):             # <<<<<<<<<<<<<<
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 *             direct_copy = slice_is_contig(dst, 'C', ndim)
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 *         if direct_copy:
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 *         elif slice_is_contig(src, 'F', ndim):             # <<<<<<<<<<<<<<
 *             direct_copy = slice_is_contig(dst, 'F', ndim)
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 * 
 *             refcount_copying(&dst, dtype_is_object, ndim, False)
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 * 
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 * 
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/* "View.MemoryView":1340
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/* "View.MemoryView":1362
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  {(char *)"similarity_cutoff", __pyx_getprop_13cnnclustering_6_types_17ClusterParameters_similarity_cutoff, __pyx_setprop_13cnnclustering_6_types_17ClusterParameters_similarity_cutoff, (char *)"similarity_cutoff: 'AINDEX'", 0},
  {(char *)"similarity_cutoff_continuous", __pyx_getprop_13cnnclustering_6_types_17ClusterParameters_similarity_cutoff_continuous, __pyx_setprop_13cnnclustering_6_types_17ClusterParameters_similarity_cutoff_continuous, (char *)"similarity_cutoff_continuous: 'AVALUE'", 0},
  {(char *)"n_member_cutoff", __pyx_getprop_13cnnclustering_6_types_17ClusterParameters_n_member_cutoff, __pyx_setprop_13cnnclustering_6_types_17ClusterParameters_n_member_cutoff, (char *)"n_member_cutoff: 'AINDEX'", 0},
  {(char *)"current_start", __pyx_getprop_13cnnclustering_6_types_17ClusterParameters_current_start, __pyx_setprop_13cnnclustering_6_types_17ClusterParameters_current_start, (char *)"current_start: 'AINDEX'", 0},
  {0, 0, 0, 0, 0}
};

static PyTypeObject __pyx_type_13cnnclustering_6_types_ClusterParameters = {
  PyVarObject_HEAD_INIT(0, 0)
  "cnnclustering._types.ClusterParameters", /*tp_name*/
  sizeof(struct __pyx_obj_13cnnclustering_6_types_ClusterParameters), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_13cnnclustering_6_types_ClusterParameters, /*tp_dealloc*/
  #if PY_VERSION_HEX < 0x030800b4
  0, /*tp_print*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4
  0, /*tp_vectorcall_offset*/
  #endif
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  __pyx_pw_13cnnclustering_6_types_17ClusterParameters_7__repr__, /*tp_repr*/
  0, /*tp_as_number*/
  0, /*tp_as_sequence*/
  0, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  __pyx_pw_13cnnclustering_6_types_17ClusterParameters_9__str__, /*tp_str*/
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  0, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/
  "ClusterParameters(double radius_cutoff: float, similarity_cutoff: int = 0, double similarity_cutoff_continuous: float = 0., n_member_cutoff: int = None, current_start: int = 1)\nInput parameters for clustering procedure\n\n    Args:\n        radius_cutoff: Neighbour search radius :math:`r`.\n\n    Keyword args:\n        similarity_cutoff:\n            Value used to check the similarity criterion.\n            In common-nearest-neighbours clustering, it is the\n            minimum required number of shared neighbours :math:`c`.\n        similarity_cutoff_continuous:\n            Same as `similarity_cutoff` but allowed to be a floating point\n            value.\n        n_member_cutoff: Minimum required number of points in neighbour lists\n            to be considered\n            (tested in :obj:`cnnclustering._types.Neighbours.enough`).\n            If `None`, will be set to `similarity_cutoff`.\n        current_start: Use this as the first label for identified clusters.\n    ", /*tp_doc*/
  0, /*tp_traverse*/
  0, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_13cnnclustering_6_types_ClusterParameters, /*tp_methods*/
  0, /*tp_members*/
  __pyx_getsets_13cnnclustering_6_types_ClusterParameters, /*tp_getset*/
  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
  __pyx_pw_13cnnclustering_6_types_17ClusterParameters_3__init__, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_13cnnclustering_6_types_ClusterParameters, /*tp_new*/
  0, /*tp_free*/
  0, /*tp_is_gc*/
  0, /*tp_bases*/
  0, /*tp_mro*/
  0, /*tp_cache*/
  0, /*tp_subclasses*/
  0, /*tp_weaklist*/
  0, /*tp_del*/
  0, /*tp_version_tag*/
  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b1
  0, /*tp_vectorcall*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
  0, /*tp_print*/
  #endif
};

static PyObject *__pyx_tp_new_13cnnclustering_6_types_Labels(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_13cnnclustering_6_types_Labels *p;
  PyObject *o;
  if (likely((t->tp_flags & Py_TPFLAGS_IS_ABSTRACT) == 0)) {
    o = (*t->tp_alloc)(t, 0);
  } else {
    o = (PyObject *) PyBaseObject_Type.tp_new(t, __pyx_empty_tuple, 0);
  }
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_13cnnclustering_6_types_Labels *)o);
  new((void*)&(p->_consider_set)) std::unordered_set<__pyx_t_13cnnclustering_16_primitive_types_AINDEX> ();
  p->meta = ((PyObject*)Py_None); Py_INCREF(Py_None);
  p->_labels.data = NULL;
  p->_labels.memview = NULL;
  p->_consider.data = NULL;
  p->_consider.memview = NULL;
  if (unlikely(__pyx_pw_13cnnclustering_6_types_6Labels_1__cinit__(o, a, k) < 0)) goto bad;
  return o;
  bad:
  Py_DECREF(o); o = 0;
  return NULL;
}

static void __pyx_tp_dealloc_13cnnclustering_6_types_Labels(PyObject *o) {
  struct __pyx_obj_13cnnclustering_6_types_Labels *p = (struct __pyx_obj_13cnnclustering_6_types_Labels *)o;
  #if CYTHON_USE_TP_FINALIZE
  if (unlikely(PyType_HasFeature(Py_TYPE(o), Py_TPFLAGS_HAVE_FINALIZE) && Py_TYPE(o)->tp_finalize) && !_PyGC_FINALIZED(o)) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  PyObject_GC_UnTrack(o);
  __Pyx_call_destructor(p->_consider_set);
  Py_CLEAR(p->meta);
  __PYX_XDEC_MEMVIEW(&p->_labels, 1);
  __PYX_XDEC_MEMVIEW(&p->_consider, 1);
  (*Py_TYPE(o)->tp_free)(o);
}

static int __pyx_tp_traverse_13cnnclustering_6_types_Labels(PyObject *o, visitproc v, void *a) {
  int e;
  struct __pyx_obj_13cnnclustering_6_types_Labels *p = (struct __pyx_obj_13cnnclustering_6_types_Labels *)o;
  if (p->meta) {
    e = (*v)(p->meta, a); if (e) return e;
  }
  return 0;
}

static int __pyx_tp_clear_13cnnclustering_6_types_Labels(PyObject *o) {
  PyObject* tmp;
  struct __pyx_obj_13cnnclustering_6_types_Labels *p = (struct __pyx_obj_13cnnclustering_6_types_Labels *)o;
  tmp = ((PyObject*)p->meta);
  p->meta = ((PyObject*)Py_None); Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  return 0;
}

static PyObject *__pyx_getprop_13cnnclustering_6_types_6Labels_mapping(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_13cnnclustering_6_types_6Labels_7mapping_1__get__(o);
}

static PyObject *__pyx_getprop_13cnnclustering_6_types_6Labels_set(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_13cnnclustering_6_types_6Labels_3set_1__get__(o);
}

static PyObject *__pyx_getprop_13cnnclustering_6_types_6Labels_labels(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_13cnnclustering_6_types_6Labels_6labels_1__get__(o);
}

static PyObject *__pyx_getprop_13cnnclustering_6_types_6Labels_consider(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_13cnnclustering_6_types_6Labels_8consider_1__get__(o);
}

static PyObject *__pyx_getprop_13cnnclustering_6_types_6Labels_consider_set(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_13cnnclustering_6_types_6Labels_12consider_set_1__get__(o);
}

static int __pyx_setprop_13cnnclustering_6_types_6Labels_consider_set(PyObject *o, PyObject *v, CYTHON_UNUSED void *x) {
  if (v) {
    return __pyx_pw_13cnnclustering_6_types_6Labels_12consider_set_3__set__(o, v);
  }
  else {
    PyErr_SetString(PyExc_NotImplementedError, "__del__");
    return -1;
  }
}

static PyObject *__pyx_getprop_13cnnclustering_6_types_6Labels_n_points(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_13cnnclustering_6_types_6Labels_8n_points_1__get__(o);
}

static PyObject *__pyx_getprop_13cnnclustering_6_types_6Labels_meta(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_13cnnclustering_6_types_6Labels_4meta_1__get__(o);
}

static int __pyx_setprop_13cnnclustering_6_types_6Labels_meta(PyObject *o, PyObject *v, CYTHON_UNUSED void *x) {
  if (v) {
    return __pyx_pw_13cnnclustering_6_types_6Labels_4meta_3__set__(o, v);
  }
  else {
    return __pyx_pw_13cnnclustering_6_types_6Labels_4meta_5__del__(o);
  }
}

static PyMethodDef __pyx_methods_13cnnclustering_6_types_Labels[] = {
  {"from_sequence", (PyCFunction)(void*)(PyCFunctionWithKeywords)__pyx_pw_13cnnclustering_6_types_6Labels_9from_sequence, METH_VARARGS|METH_KEYWORDS, __pyx_doc_13cnnclustering_6_types_6Labels_8from_sequence},
  {"to_mapping", (PyCFunction)__pyx_pw_13cnnclustering_6_types_6Labels_11to_mapping, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_6Labels_10to_mapping},
  {"to_set", (PyCFunction)__pyx_pw_13cnnclustering_6_types_6Labels_13to_set, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_6Labels_12to_set},
  {"sort_by_size", (PyCFunction)(void*)(PyCFunctionWithKeywords)__pyx_pw_13cnnclustering_6_types_6Labels_15sort_by_size, METH_VARARGS|METH_KEYWORDS, __pyx_doc_13cnnclustering_6_types_6Labels_14sort_by_size},
  {"__reduce_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_6Labels_17__reduce_cython__, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_6Labels_16__reduce_cython__},
  {"__setstate_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_6Labels_19__setstate_cython__, METH_O, __pyx_doc_13cnnclustering_6_types_6Labels_18__setstate_cython__},
  {0, 0, 0, 0}
};

static struct PyGetSetDef __pyx_getsets_13cnnclustering_6_types_Labels[] = {
  {(char *)"mapping", __pyx_getprop_13cnnclustering_6_types_6Labels_mapping, 0, (char *)0, 0},
  {(char *)"set", __pyx_getprop_13cnnclustering_6_types_6Labels_set, 0, (char *)0, 0},
  {(char *)"labels", __pyx_getprop_13cnnclustering_6_types_6Labels_labels, 0, (char *)0, 0},
  {(char *)"consider", __pyx_getprop_13cnnclustering_6_types_6Labels_consider, 0, (char *)0, 0},
  {(char *)"consider_set", __pyx_getprop_13cnnclustering_6_types_6Labels_consider_set, __pyx_setprop_13cnnclustering_6_types_6Labels_consider_set, (char *)0, 0},
  {(char *)"n_points", __pyx_getprop_13cnnclustering_6_types_6Labels_n_points, 0, (char *)0, 0},
  {(char *)"meta", __pyx_getprop_13cnnclustering_6_types_6Labels_meta, __pyx_setprop_13cnnclustering_6_types_6Labels_meta, (char *)"meta: dict", 0},
  {0, 0, 0, 0, 0}
};

static PyTypeObject __pyx_type_13cnnclustering_6_types_Labels = {
  PyVarObject_HEAD_INIT(0, 0)
  "cnnclustering._types.Labels", /*tp_name*/
  sizeof(struct __pyx_obj_13cnnclustering_6_types_Labels), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_13cnnclustering_6_types_Labels, /*tp_dealloc*/
  #if PY_VERSION_HEX < 0x030800b4
  0, /*tp_print*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4
  0, /*tp_vectorcall_offset*/
  #endif
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  __pyx_pw_13cnnclustering_6_types_6Labels_5__repr__, /*tp_repr*/
  0, /*tp_as_number*/
  0, /*tp_as_sequence*/
  0, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  __pyx_pw_13cnnclustering_6_types_6Labels_7__str__, /*tp_str*/
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  0, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
  "Labels(labels, consider=None, *, meta=None)\nRepresents cluster label assignments\n\n    Args:\n        labels: A container of integer cluster labels\n            supporting the buffer protocol\n\n    Keyword args:\n        consider: A boolean (uint8) container of same length as `labels`\n            indicating if a cluster label should be considered for assignment\n            during clustering.  If `None`, will be created as all true.\n        meta: Meta information.  If `None`, will be created as empty\n            dictionary.\n\n    Attributes:\n        n_points: The length of the labels container\n        labels: The labels container converted to a NumPy ndarray\n        meta: The meta information dictionary\n        consider: The consider container converted to a NumPy ndarray\n        mapping: A mapping of cluster labels to indices in `labels`\n        set: The set of cluster labels\n        consider_set: A set of cluster labels to consider for cluster\n            label assignments\n    ", /*tp_doc*/
  __pyx_tp_traverse_13cnnclustering_6_types_Labels, /*tp_traverse*/
  __pyx_tp_clear_13cnnclustering_6_types_Labels, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_13cnnclustering_6_types_Labels, /*tp_methods*/
  0, /*tp_members*/
  __pyx_getsets_13cnnclustering_6_types_Labels, /*tp_getset*/
  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
  __pyx_pw_13cnnclustering_6_types_6Labels_3__init__, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_13cnnclustering_6_types_Labels, /*tp_new*/
  0, /*tp_free*/
  0, /*tp_is_gc*/
  0, /*tp_bases*/
  0, /*tp_mro*/
  0, /*tp_cache*/
  0, /*tp_subclasses*/
  0, /*tp_weaklist*/
  0, /*tp_del*/
  0, /*tp_version_tag*/
  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b1
  0, /*tp_vectorcall*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
  0, /*tp_print*/
  #endif
};

static PyObject *__pyx_tp_new_13cnnclustering_6_types_ReferenceIndices(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_13cnnclustering_6_types_ReferenceIndices *p;
  PyObject *o;
  if (likely((t->tp_flags & Py_TPFLAGS_IS_ABSTRACT) == 0)) {
    o = (*t->tp_alloc)(t, 0);
  } else {
    o = (PyObject *) PyBaseObject_Type.tp_new(t, __pyx_empty_tuple, 0);
  }
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_13cnnclustering_6_types_ReferenceIndices *)o);
  p->_root.data = NULL;
  p->_root.memview = NULL;
  p->_parent.data = NULL;
  p->_parent.memview = NULL;
  if (unlikely(__pyx_pw_13cnnclustering_6_types_16ReferenceIndices_1__cinit__(o, a, k) < 0)) goto bad;
  return o;
  bad:
  Py_DECREF(o); o = 0;
  return NULL;
}

static void __pyx_tp_dealloc_13cnnclustering_6_types_ReferenceIndices(PyObject *o) {
  struct __pyx_obj_13cnnclustering_6_types_ReferenceIndices *p = (struct __pyx_obj_13cnnclustering_6_types_ReferenceIndices *)o;
  #if CYTHON_USE_TP_FINALIZE
  if (unlikely(PyType_HasFeature(Py_TYPE(o), Py_TPFLAGS_HAVE_FINALIZE) && Py_TYPE(o)->tp_finalize) && (!PyType_IS_GC(Py_TYPE(o)) || !_PyGC_FINALIZED(o))) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  __PYX_XDEC_MEMVIEW(&p->_root, 1);
  __PYX_XDEC_MEMVIEW(&p->_parent, 1);
  (*Py_TYPE(o)->tp_free)(o);
}

static PyObject *__pyx_getprop_13cnnclustering_6_types_16ReferenceIndices_root(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_13cnnclustering_6_types_16ReferenceIndices_4root_1__get__(o);
}

static PyObject *__pyx_getprop_13cnnclustering_6_types_16ReferenceIndices_parent(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_13cnnclustering_6_types_16ReferenceIndices_6parent_1__get__(o);
}

static PyMethodDef __pyx_methods_13cnnclustering_6_types_ReferenceIndices[] = {
  {"__reduce_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_16ReferenceIndices_3__reduce_cython__, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_16ReferenceIndices_2__reduce_cython__},
  {"__setstate_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_16ReferenceIndices_5__setstate_cython__, METH_O, __pyx_doc_13cnnclustering_6_types_16ReferenceIndices_4__setstate_cython__},
  {0, 0, 0, 0}
};

static struct PyGetSetDef __pyx_getsets_13cnnclustering_6_types_ReferenceIndices[] = {
  {(char *)"root", __pyx_getprop_13cnnclustering_6_types_16ReferenceIndices_root, 0, (char *)0, 0},
  {(char *)"parent", __pyx_getprop_13cnnclustering_6_types_16ReferenceIndices_parent, 0, (char *)0, 0},
  {0, 0, 0, 0, 0}
};

static PyTypeObject __pyx_type_13cnnclustering_6_types_ReferenceIndices = {
  PyVarObject_HEAD_INIT(0, 0)
  "cnnclustering._types.ReferenceIndices", /*tp_name*/
  sizeof(struct __pyx_obj_13cnnclustering_6_types_ReferenceIndices), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_13cnnclustering_6_types_ReferenceIndices, /*tp_dealloc*/
  #if PY_VERSION_HEX < 0x030800b4
  0, /*tp_print*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4
  0, /*tp_vectorcall_offset*/
  #endif
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  0, /*tp_repr*/
  0, /*tp_as_number*/
  0, /*tp_as_sequence*/
  0, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  0, /*tp_str*/
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  0, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/
  "Root and parent indices relating child with parent clusterings", /*tp_doc*/
  0, /*tp_traverse*/
  0, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_13cnnclustering_6_types_ReferenceIndices, /*tp_methods*/
  0, /*tp_members*/
  __pyx_getsets_13cnnclustering_6_types_ReferenceIndices, /*tp_getset*/
  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
  0, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_13cnnclustering_6_types_ReferenceIndices, /*tp_new*/
  0, /*tp_free*/
  0, /*tp_is_gc*/
  0, /*tp_bases*/
  0, /*tp_mro*/
  0, /*tp_cache*/
  0, /*tp_subclasses*/
  0, /*tp_weaklist*/
  0, /*tp_del*/
  0, /*tp_version_tag*/
  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b1
  0, /*tp_vectorcall*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
  0, /*tp_print*/
  #endif
};
static struct __pyx_vtabstruct_13cnnclustering_6_types_InputDataExtInterface __pyx_vtable_13cnnclustering_6_types_InputDataExtInterface;

static PyObject *__pyx_tp_new_13cnnclustering_6_types_InputDataExtInterface(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
  struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *p;
  PyObject *o;
  if (likely((t->tp_flags & Py_TPFLAGS_IS_ABSTRACT) == 0)) {
    o = (*t->tp_alloc)(t, 0);
  } else {
    o = (PyObject *) PyBaseObject_Type.tp_new(t, __pyx_empty_tuple, 0);
  }
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *)o);
  p->__pyx_vtab = __pyx_vtabptr_13cnnclustering_6_types_InputDataExtInterface;
  p->meta = ((PyObject*)Py_None); Py_INCREF(Py_None);
  return o;
}

static void __pyx_tp_dealloc_13cnnclustering_6_types_InputDataExtInterface(PyObject *o) {
  struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *p = (struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *)o;
  #if CYTHON_USE_TP_FINALIZE
  if (unlikely(PyType_HasFeature(Py_TYPE(o), Py_TPFLAGS_HAVE_FINALIZE) && Py_TYPE(o)->tp_finalize) && !_PyGC_FINALIZED(o)) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  PyObject_GC_UnTrack(o);
  Py_CLEAR(p->meta);
  (*Py_TYPE(o)->tp_free)(o);
}

static int __pyx_tp_traverse_13cnnclustering_6_types_InputDataExtInterface(PyObject *o, visitproc v, void *a) {
  int e;
  struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *p = (struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *)o;
  if (p->meta) {
    e = (*v)(p->meta, a); if (e) return e;
  }
  return 0;
}

static int __pyx_tp_clear_13cnnclustering_6_types_InputDataExtInterface(PyObject *o) {
  PyObject* tmp;
  struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *p = (struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *)o;
  tmp = ((PyObject*)p->meta);
  p->meta = ((PyObject*)Py_None); Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  return 0;
}

static PyObject *__pyx_getprop_13cnnclustering_6_types_21InputDataExtInterface_n_points(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_13cnnclustering_6_types_21InputDataExtInterface_8n_points_1__get__(o);
}

static int __pyx_setprop_13cnnclustering_6_types_21InputDataExtInterface_n_points(PyObject *o, PyObject *v, CYTHON_UNUSED void *x) {
  if (v) {
    return __pyx_pw_13cnnclustering_6_types_21InputDataExtInterface_8n_points_3__set__(o, v);
  }
  else {
    PyErr_SetString(PyExc_NotImplementedError, "__del__");
    return -1;
  }
}

static PyObject *__pyx_getprop_13cnnclustering_6_types_21InputDataExtInterface_n_dim(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_13cnnclustering_6_types_21InputDataExtInterface_5n_dim_1__get__(o);
}

static int __pyx_setprop_13cnnclustering_6_types_21InputDataExtInterface_n_dim(PyObject *o, PyObject *v, CYTHON_UNUSED void *x) {
  if (v) {
    return __pyx_pw_13cnnclustering_6_types_21InputDataExtInterface_5n_dim_3__set__(o, v);
  }
  else {
    PyErr_SetString(PyExc_NotImplementedError, "__del__");
    return -1;
  }
}

static PyObject *__pyx_getprop_13cnnclustering_6_types_21InputDataExtInterface_meta(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_13cnnclustering_6_types_21InputDataExtInterface_4meta_1__get__(o);
}

static int __pyx_setprop_13cnnclustering_6_types_21InputDataExtInterface_meta(PyObject *o, PyObject *v, CYTHON_UNUSED void *x) {
  if (v) {
    return __pyx_pw_13cnnclustering_6_types_21InputDataExtInterface_4meta_3__set__(o, v);
  }
  else {
    return __pyx_pw_13cnnclustering_6_types_21InputDataExtInterface_4meta_5__del__(o);
  }
}

static PyMethodDef __pyx_methods_13cnnclustering_6_types_InputDataExtInterface[] = {
  {"get_component", (PyCFunction)(void*)(PyCFunctionWithKeywords)__pyx_pw_13cnnclustering_6_types_21InputDataExtInterface_1get_component, METH_VARARGS|METH_KEYWORDS, __pyx_doc_13cnnclustering_6_types_21InputDataExtInterface_get_component},
  {"get_n_neighbours", (PyCFunction)__pyx_pw_13cnnclustering_6_types_21InputDataExtInterface_3get_n_neighbours, METH_O, __pyx_doc_13cnnclustering_6_types_21InputDataExtInterface_2get_n_neighbours},
  {"get_neighbour", (PyCFunction)(void*)(PyCFunctionWithKeywords)__pyx_pw_13cnnclustering_6_types_21InputDataExtInterface_5get_neighbour, METH_VARARGS|METH_KEYWORDS, __pyx_doc_13cnnclustering_6_types_21InputDataExtInterface_4get_neighbour},
  {"get_distance", (PyCFunction)(void*)(PyCFunctionWithKeywords)__pyx_pw_13cnnclustering_6_types_21InputDataExtInterface_7get_distance, METH_VARARGS|METH_KEYWORDS, __pyx_doc_13cnnclustering_6_types_21InputDataExtInterface_6get_distance},
  {"compute_distances", (PyCFunction)__pyx_pw_13cnnclustering_6_types_21InputDataExtInterface_9compute_distances, METH_O, __pyx_doc_13cnnclustering_6_types_21InputDataExtInterface_8compute_distances},
  {"compute_neighbourhoods", (PyCFunction)(void*)(PyCFunctionWithKeywords)__pyx_pw_13cnnclustering_6_types_21InputDataExtInterface_11compute_neighbourhoods, METH_VARARGS|METH_KEYWORDS, __pyx_doc_13cnnclustering_6_types_21InputDataExtInterface_10compute_neighbourhoods},
  {"get_builder_kwargs", (PyCFunction)__pyx_pw_13cnnclustering_6_types_21InputDataExtInterface_15get_builder_kwargs, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_21InputDataExtInterface_14get_builder_kwargs},
  {"__reduce_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_21InputDataExtInterface_17__reduce_cython__, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_21InputDataExtInterface_16__reduce_cython__},
  {"__setstate_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_21InputDataExtInterface_19__setstate_cython__, METH_O, __pyx_doc_13cnnclustering_6_types_21InputDataExtInterface_18__setstate_cython__},
  {0, 0, 0, 0}
};

static struct PyGetSetDef __pyx_getsets_13cnnclustering_6_types_InputDataExtInterface[] = {
  {(char *)"n_points", __pyx_getprop_13cnnclustering_6_types_21InputDataExtInterface_n_points, __pyx_setprop_13cnnclustering_6_types_21InputDataExtInterface_n_points, (char *)"n_points: 'AINDEX'", 0},
  {(char *)"n_dim", __pyx_getprop_13cnnclustering_6_types_21InputDataExtInterface_n_dim, __pyx_setprop_13cnnclustering_6_types_21InputDataExtInterface_n_dim, (char *)"n_dim: 'AINDEX'", 0},
  {(char *)"meta", __pyx_getprop_13cnnclustering_6_types_21InputDataExtInterface_meta, __pyx_setprop_13cnnclustering_6_types_21InputDataExtInterface_meta, (char *)"meta: dict", 0},
  {0, 0, 0, 0, 0}
};

static PyTypeObject __pyx_type_13cnnclustering_6_types_InputDataExtInterface = {
  PyVarObject_HEAD_INIT(0, 0)
  "cnnclustering._types.InputDataExtInterface", /*tp_name*/
  sizeof(struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_13cnnclustering_6_types_InputDataExtInterface, /*tp_dealloc*/
  #if PY_VERSION_HEX < 0x030800b4
  0, /*tp_print*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4
  0, /*tp_vectorcall_offset*/
  #endif
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  0, /*tp_repr*/
  0, /*tp_as_number*/
  0, /*tp_as_sequence*/
  0, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  __pyx_pw_13cnnclustering_6_types_21InputDataExtInterface_13__str__, /*tp_str*/
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  0, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
  "Defines the input data interface for Cython extension types", /*tp_doc*/
  __pyx_tp_traverse_13cnnclustering_6_types_InputDataExtInterface, /*tp_traverse*/
  __pyx_tp_clear_13cnnclustering_6_types_InputDataExtInterface, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_13cnnclustering_6_types_InputDataExtInterface, /*tp_methods*/
  0, /*tp_members*/
  __pyx_getsets_13cnnclustering_6_types_InputDataExtInterface, /*tp_getset*/
  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
  0, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_13cnnclustering_6_types_InputDataExtInterface, /*tp_new*/
  0, /*tp_free*/
  0, /*tp_is_gc*/
  0, /*tp_bases*/
  0, /*tp_mro*/
  0, /*tp_cache*/
  0, /*tp_subclasses*/
  0, /*tp_weaklist*/
  0, /*tp_del*/
  0, /*tp_version_tag*/
  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b1
  0, /*tp_vectorcall*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
  0, /*tp_print*/
  #endif
};
static struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursExtInterface __pyx_vtable_13cnnclustering_6_types_NeighboursExtInterface;

static PyObject *__pyx_tp_new_13cnnclustering_6_types_NeighboursExtInterface(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
  struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *p;
  PyObject *o;
  if (likely((t->tp_flags & Py_TPFLAGS_IS_ABSTRACT) == 0)) {
    o = (*t->tp_alloc)(t, 0);
  } else {
    o = (PyObject *) PyBaseObject_Type.tp_new(t, __pyx_empty_tuple, 0);
  }
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *)o);
  p->__pyx_vtab = __pyx_vtabptr_13cnnclustering_6_types_NeighboursExtInterface;
  return o;
}

static void __pyx_tp_dealloc_13cnnclustering_6_types_NeighboursExtInterface(PyObject *o) {
  #if CYTHON_USE_TP_FINALIZE
  if (unlikely(PyType_HasFeature(Py_TYPE(o), Py_TPFLAGS_HAVE_FINALIZE) && Py_TYPE(o)->tp_finalize) && (!PyType_IS_GC(Py_TYPE(o)) || !_PyGC_FINALIZED(o))) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  (*Py_TYPE(o)->tp_free)(o);
}

static PyObject *__pyx_getprop_13cnnclustering_6_types_22NeighboursExtInterface_n_points(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_13cnnclustering_6_types_22NeighboursExtInterface_8n_points_1__get__(o);
}

static int __pyx_setprop_13cnnclustering_6_types_22NeighboursExtInterface_n_points(PyObject *o, PyObject *v, CYTHON_UNUSED void *x) {
  if (v) {
    return __pyx_pw_13cnnclustering_6_types_22NeighboursExtInterface_8n_points_3__set__(o, v);
  }
  else {
    PyErr_SetString(PyExc_NotImplementedError, "__del__");
    return -1;
  }
}

static PyMethodDef __pyx_methods_13cnnclustering_6_types_NeighboursExtInterface[] = {
  {"assign", (PyCFunction)__pyx_pw_13cnnclustering_6_types_22NeighboursExtInterface_1assign, METH_O, __pyx_doc_13cnnclustering_6_types_22NeighboursExtInterface_assign},
  {"reset", (PyCFunction)__pyx_pw_13cnnclustering_6_types_22NeighboursExtInterface_3reset, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_22NeighboursExtInterface_2reset},
  {"enough", (PyCFunction)__pyx_pw_13cnnclustering_6_types_22NeighboursExtInterface_5enough, METH_O, __pyx_doc_13cnnclustering_6_types_22NeighboursExtInterface_4enough},
  {"get_member", (PyCFunction)__pyx_pw_13cnnclustering_6_types_22NeighboursExtInterface_7get_member, METH_O, __pyx_doc_13cnnclustering_6_types_22NeighboursExtInterface_6get_member},
  {"contains", (PyCFunction)__pyx_pw_13cnnclustering_6_types_22NeighboursExtInterface_9contains, METH_O, __pyx_doc_13cnnclustering_6_types_22NeighboursExtInterface_8contains},
  {"get_builder_kwargs", (PyCFunction)__pyx_pw_13cnnclustering_6_types_22NeighboursExtInterface_13get_builder_kwargs, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_22NeighboursExtInterface_12get_builder_kwargs},
  {"__reduce_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_22NeighboursExtInterface_15__reduce_cython__, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_22NeighboursExtInterface_14__reduce_cython__},
  {"__setstate_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_22NeighboursExtInterface_17__setstate_cython__, METH_O, __pyx_doc_13cnnclustering_6_types_22NeighboursExtInterface_16__setstate_cython__},
  {0, 0, 0, 0}
};

static struct PyGetSetDef __pyx_getsets_13cnnclustering_6_types_NeighboursExtInterface[] = {
  {(char *)"n_points", __pyx_getprop_13cnnclustering_6_types_22NeighboursExtInterface_n_points, __pyx_setprop_13cnnclustering_6_types_22NeighboursExtInterface_n_points, (char *)"n_points: 'AINDEX'", 0},
  {0, 0, 0, 0, 0}
};

static PyTypeObject __pyx_type_13cnnclustering_6_types_NeighboursExtInterface = {
  PyVarObject_HEAD_INIT(0, 0)
  "cnnclustering._types.NeighboursExtInterface", /*tp_name*/
  sizeof(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_13cnnclustering_6_types_NeighboursExtInterface, /*tp_dealloc*/
  #if PY_VERSION_HEX < 0x030800b4
  0, /*tp_print*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4
  0, /*tp_vectorcall_offset*/
  #endif
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  0, /*tp_repr*/
  0, /*tp_as_number*/
  0, /*tp_as_sequence*/
  0, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  __pyx_pw_13cnnclustering_6_types_22NeighboursExtInterface_11__str__, /*tp_str*/
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  0, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/
  0, /*tp_doc*/
  0, /*tp_traverse*/
  0, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_13cnnclustering_6_types_NeighboursExtInterface, /*tp_methods*/
  0, /*tp_members*/
  __pyx_getsets_13cnnclustering_6_types_NeighboursExtInterface, /*tp_getset*/
  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
  0, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_13cnnclustering_6_types_NeighboursExtInterface, /*tp_new*/
  0, /*tp_free*/
  0, /*tp_is_gc*/
  0, /*tp_bases*/
  0, /*tp_mro*/
  0, /*tp_cache*/
  0, /*tp_subclasses*/
  0, /*tp_weaklist*/
  0, /*tp_del*/
  0, /*tp_version_tag*/
  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b1
  0, /*tp_vectorcall*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
  0, /*tp_print*/
  #endif
};
static struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursGetterExtInterface __pyx_vtable_13cnnclustering_6_types_NeighboursGetterExtInterface;

static PyObject *__pyx_tp_new_13cnnclustering_6_types_NeighboursGetterExtInterface(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
  struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtInterface *p;
  PyObject *o;
  if (likely((t->tp_flags & Py_TPFLAGS_IS_ABSTRACT) == 0)) {
    o = (*t->tp_alloc)(t, 0);
  } else {
    o = (PyObject *) PyBaseObject_Type.tp_new(t, __pyx_empty_tuple, 0);
  }
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtInterface *)o);
  p->__pyx_vtab = __pyx_vtabptr_13cnnclustering_6_types_NeighboursGetterExtInterface;
  return o;
}

static void __pyx_tp_dealloc_13cnnclustering_6_types_NeighboursGetterExtInterface(PyObject *o) {
  #if CYTHON_USE_TP_FINALIZE
  if (unlikely(PyType_HasFeature(Py_TYPE(o), Py_TPFLAGS_HAVE_FINALIZE) && Py_TYPE(o)->tp_finalize) && (!PyType_IS_GC(Py_TYPE(o)) || !_PyGC_FINALIZED(o))) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  (*Py_TYPE(o)->tp_free)(o);
}

static PyObject *__pyx_getprop_13cnnclustering_6_types_28NeighboursGetterExtInterface_is_selfcounting(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_13cnnclustering_6_types_28NeighboursGetterExtInterface_15is_selfcounting_1__get__(o);
}

static int __pyx_setprop_13cnnclustering_6_types_28NeighboursGetterExtInterface_is_selfcounting(PyObject *o, PyObject *v, CYTHON_UNUSED void *x) {
  if (v) {
    return __pyx_pw_13cnnclustering_6_types_28NeighboursGetterExtInterface_15is_selfcounting_3__set__(o, v);
  }
  else {
    PyErr_SetString(PyExc_NotImplementedError, "__del__");
    return -1;
  }
}

static PyObject *__pyx_getprop_13cnnclustering_6_types_28NeighboursGetterExtInterface_is_sorted(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_13cnnclustering_6_types_28NeighboursGetterExtInterface_9is_sorted_1__get__(o);
}

static int __pyx_setprop_13cnnclustering_6_types_28NeighboursGetterExtInterface_is_sorted(PyObject *o, PyObject *v, CYTHON_UNUSED void *x) {
  if (v) {
    return __pyx_pw_13cnnclustering_6_types_28NeighboursGetterExtInterface_9is_sorted_3__set__(o, v);
  }
  else {
    PyErr_SetString(PyExc_NotImplementedError, "__del__");
    return -1;
  }
}

static PyMethodDef __pyx_methods_13cnnclustering_6_types_NeighboursGetterExtInterface[] = {
  {"get", (PyCFunction)(void*)(PyCFunctionWithKeywords)__pyx_pw_13cnnclustering_6_types_28NeighboursGetterExtInterface_1get, METH_VARARGS|METH_KEYWORDS, __pyx_doc_13cnnclustering_6_types_28NeighboursGetterExtInterface_get},
  {"get_other", (PyCFunction)(void*)(PyCFunctionWithKeywords)__pyx_pw_13cnnclustering_6_types_28NeighboursGetterExtInterface_3get_other, METH_VARARGS|METH_KEYWORDS, __pyx_doc_13cnnclustering_6_types_28NeighboursGetterExtInterface_2get_other},
  {"get_builder_kwargs", (PyCFunction)__pyx_pw_13cnnclustering_6_types_28NeighboursGetterExtInterface_7get_builder_kwargs, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_28NeighboursGetterExtInterface_6get_builder_kwargs},
  {"__reduce_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_28NeighboursGetterExtInterface_9__reduce_cython__, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_28NeighboursGetterExtInterface_8__reduce_cython__},
  {"__setstate_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_28NeighboursGetterExtInterface_11__setstate_cython__, METH_O, __pyx_doc_13cnnclustering_6_types_28NeighboursGetterExtInterface_10__setstate_cython__},
  {0, 0, 0, 0}
};

static struct PyGetSetDef __pyx_getsets_13cnnclustering_6_types_NeighboursGetterExtInterface[] = {
  {(char *)"is_selfcounting", __pyx_getprop_13cnnclustering_6_types_28NeighboursGetterExtInterface_is_selfcounting, __pyx_setprop_13cnnclustering_6_types_28NeighboursGetterExtInterface_is_selfcounting, (char *)"is_selfcounting: 'bool'", 0},
  {(char *)"is_sorted", __pyx_getprop_13cnnclustering_6_types_28NeighboursGetterExtInterface_is_sorted, __pyx_setprop_13cnnclustering_6_types_28NeighboursGetterExtInterface_is_sorted, (char *)"is_sorted: 'bool'", 0},
  {0, 0, 0, 0, 0}
};

static PyTypeObject __pyx_type_13cnnclustering_6_types_NeighboursGetterExtInterface = {
  PyVarObject_HEAD_INIT(0, 0)
  "cnnclustering._types.NeighboursGetterExtInterface", /*tp_name*/
  sizeof(struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtInterface), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_13cnnclustering_6_types_NeighboursGetterExtInterface, /*tp_dealloc*/
  #if PY_VERSION_HEX < 0x030800b4
  0, /*tp_print*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4
  0, /*tp_vectorcall_offset*/
  #endif
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  0, /*tp_repr*/
  0, /*tp_as_number*/
  0, /*tp_as_sequence*/
  0, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  __pyx_pw_13cnnclustering_6_types_28NeighboursGetterExtInterface_5__str__, /*tp_str*/
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  0, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/
  0, /*tp_doc*/
  0, /*tp_traverse*/
  0, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_13cnnclustering_6_types_NeighboursGetterExtInterface, /*tp_methods*/
  0, /*tp_members*/
  __pyx_getsets_13cnnclustering_6_types_NeighboursGetterExtInterface, /*tp_getset*/
  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
  0, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_13cnnclustering_6_types_NeighboursGetterExtInterface, /*tp_new*/
  0, /*tp_free*/
  0, /*tp_is_gc*/
  0, /*tp_bases*/
  0, /*tp_mro*/
  0, /*tp_cache*/
  0, /*tp_subclasses*/
  0, /*tp_weaklist*/
  0, /*tp_del*/
  0, /*tp_version_tag*/
  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b1
  0, /*tp_vectorcall*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
  0, /*tp_print*/
  #endif
};
static struct __pyx_vtabstruct_13cnnclustering_6_types_DistanceGetterExtInterface __pyx_vtable_13cnnclustering_6_types_DistanceGetterExtInterface;

static PyObject *__pyx_tp_new_13cnnclustering_6_types_DistanceGetterExtInterface(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
  struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtInterface *p;
  PyObject *o;
  if (likely((t->tp_flags & Py_TPFLAGS_IS_ABSTRACT) == 0)) {
    o = (*t->tp_alloc)(t, 0);
  } else {
    o = (PyObject *) PyBaseObject_Type.tp_new(t, __pyx_empty_tuple, 0);
  }
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtInterface *)o);
  p->__pyx_vtab = __pyx_vtabptr_13cnnclustering_6_types_DistanceGetterExtInterface;
  return o;
}

static void __pyx_tp_dealloc_13cnnclustering_6_types_DistanceGetterExtInterface(PyObject *o) {
  #if CYTHON_USE_TP_FINALIZE
  if (unlikely(PyType_HasFeature(Py_TYPE(o), Py_TPFLAGS_HAVE_FINALIZE) && Py_TYPE(o)->tp_finalize) && (!PyType_IS_GC(Py_TYPE(o)) || !_PyGC_FINALIZED(o))) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  (*Py_TYPE(o)->tp_free)(o);
}

static PyMethodDef __pyx_methods_13cnnclustering_6_types_DistanceGetterExtInterface[] = {
  {"get_single", (PyCFunction)(void*)(PyCFunctionWithKeywords)__pyx_pw_13cnnclustering_6_types_26DistanceGetterExtInterface_1get_single, METH_VARARGS|METH_KEYWORDS, __pyx_doc_13cnnclustering_6_types_26DistanceGetterExtInterface_get_single},
  {"get_single_other", (PyCFunction)(void*)(PyCFunctionWithKeywords)__pyx_pw_13cnnclustering_6_types_26DistanceGetterExtInterface_3get_single_other, METH_VARARGS|METH_KEYWORDS, __pyx_doc_13cnnclustering_6_types_26DistanceGetterExtInterface_2get_single_other},
  {"get_builder_kwargs", (PyCFunction)__pyx_pw_13cnnclustering_6_types_26DistanceGetterExtInterface_7get_builder_kwargs, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_26DistanceGetterExtInterface_6get_builder_kwargs},
  {"__reduce_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_26DistanceGetterExtInterface_9__reduce_cython__, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_26DistanceGetterExtInterface_8__reduce_cython__},
  {"__setstate_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_26DistanceGetterExtInterface_11__setstate_cython__, METH_O, __pyx_doc_13cnnclustering_6_types_26DistanceGetterExtInterface_10__setstate_cython__},
  {0, 0, 0, 0}
};

static PyTypeObject __pyx_type_13cnnclustering_6_types_DistanceGetterExtInterface = {
  PyVarObject_HEAD_INIT(0, 0)
  "cnnclustering._types.DistanceGetterExtInterface", /*tp_name*/
  sizeof(struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtInterface), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_13cnnclustering_6_types_DistanceGetterExtInterface, /*tp_dealloc*/
  #if PY_VERSION_HEX < 0x030800b4
  0, /*tp_print*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4
  0, /*tp_vectorcall_offset*/
  #endif
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  0, /*tp_repr*/
  0, /*tp_as_number*/
  0, /*tp_as_sequence*/
  0, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  __pyx_pw_13cnnclustering_6_types_26DistanceGetterExtInterface_5__str__, /*tp_str*/
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  0, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/
  0, /*tp_doc*/
  0, /*tp_traverse*/
  0, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_13cnnclustering_6_types_DistanceGetterExtInterface, /*tp_methods*/
  0, /*tp_members*/
  0, /*tp_getset*/
  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
  0, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_13cnnclustering_6_types_DistanceGetterExtInterface, /*tp_new*/
  0, /*tp_free*/
  0, /*tp_is_gc*/
  0, /*tp_bases*/
  0, /*tp_mro*/
  0, /*tp_cache*/
  0, /*tp_subclasses*/
  0, /*tp_weaklist*/
  0, /*tp_del*/
  0, /*tp_version_tag*/
  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b1
  0, /*tp_vectorcall*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
  0, /*tp_print*/
  #endif
};
static struct __pyx_vtabstruct_13cnnclustering_6_types_MetricExtInterface __pyx_vtable_13cnnclustering_6_types_MetricExtInterface;

static PyObject *__pyx_tp_new_13cnnclustering_6_types_MetricExtInterface(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
  struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface *p;
  PyObject *o;
  if (likely((t->tp_flags & Py_TPFLAGS_IS_ABSTRACT) == 0)) {
    o = (*t->tp_alloc)(t, 0);
  } else {
    o = (PyObject *) PyBaseObject_Type.tp_new(t, __pyx_empty_tuple, 0);
  }
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface *)o);
  p->__pyx_vtab = __pyx_vtabptr_13cnnclustering_6_types_MetricExtInterface;
  return o;
}

static void __pyx_tp_dealloc_13cnnclustering_6_types_MetricExtInterface(PyObject *o) {
  #if CYTHON_USE_TP_FINALIZE
  if (unlikely(PyType_HasFeature(Py_TYPE(o), Py_TPFLAGS_HAVE_FINALIZE) && Py_TYPE(o)->tp_finalize) && (!PyType_IS_GC(Py_TYPE(o)) || !_PyGC_FINALIZED(o))) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  (*Py_TYPE(o)->tp_free)(o);
}

static PyMethodDef __pyx_methods_13cnnclustering_6_types_MetricExtInterface[] = {
  {"calc_distance", (PyCFunction)(void*)(PyCFunctionWithKeywords)__pyx_pw_13cnnclustering_6_types_18MetricExtInterface_1calc_distance, METH_VARARGS|METH_KEYWORDS, __pyx_doc_13cnnclustering_6_types_18MetricExtInterface_calc_distance},
  {"calc_distance_other", (PyCFunction)(void*)(PyCFunctionWithKeywords)__pyx_pw_13cnnclustering_6_types_18MetricExtInterface_3calc_distance_other, METH_VARARGS|METH_KEYWORDS, __pyx_doc_13cnnclustering_6_types_18MetricExtInterface_2calc_distance_other},
  {"adjust_radius", (PyCFunction)__pyx_pw_13cnnclustering_6_types_18MetricExtInterface_5adjust_radius, METH_O, __pyx_doc_13cnnclustering_6_types_18MetricExtInterface_4adjust_radius},
  {"get_builder_kwargs", (PyCFunction)__pyx_pw_13cnnclustering_6_types_18MetricExtInterface_9get_builder_kwargs, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_18MetricExtInterface_8get_builder_kwargs},
  {"__reduce_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_18MetricExtInterface_11__reduce_cython__, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_18MetricExtInterface_10__reduce_cython__},
  {"__setstate_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_18MetricExtInterface_13__setstate_cython__, METH_O, __pyx_doc_13cnnclustering_6_types_18MetricExtInterface_12__setstate_cython__},
  {0, 0, 0, 0}
};

static PyTypeObject __pyx_type_13cnnclustering_6_types_MetricExtInterface = {
  PyVarObject_HEAD_INIT(0, 0)
  "cnnclustering._types.MetricExtInterface", /*tp_name*/
  sizeof(struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_13cnnclustering_6_types_MetricExtInterface, /*tp_dealloc*/
  #if PY_VERSION_HEX < 0x030800b4
  0, /*tp_print*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4
  0, /*tp_vectorcall_offset*/
  #endif
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  0, /*tp_repr*/
  0, /*tp_as_number*/
  0, /*tp_as_sequence*/
  0, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  __pyx_pw_13cnnclustering_6_types_18MetricExtInterface_7__str__, /*tp_str*/
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  0, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/
  "Defines the metric interface for extension types", /*tp_doc*/
  0, /*tp_traverse*/
  0, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_13cnnclustering_6_types_MetricExtInterface, /*tp_methods*/
  0, /*tp_members*/
  0, /*tp_getset*/
  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
  0, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_13cnnclustering_6_types_MetricExtInterface, /*tp_new*/
  0, /*tp_free*/
  0, /*tp_is_gc*/
  0, /*tp_bases*/
  0, /*tp_mro*/
  0, /*tp_cache*/
  0, /*tp_subclasses*/
  0, /*tp_weaklist*/
  0, /*tp_del*/
  0, /*tp_version_tag*/
  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b1
  0, /*tp_vectorcall*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
  0, /*tp_print*/
  #endif
};
static struct __pyx_vtabstruct_13cnnclustering_6_types_SimilarityCheckerExtInterface __pyx_vtable_13cnnclustering_6_types_SimilarityCheckerExtInterface;

static PyObject *__pyx_tp_new_13cnnclustering_6_types_SimilarityCheckerExtInterface(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
  struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtInterface *p;
  PyObject *o;
  if (likely((t->tp_flags & Py_TPFLAGS_IS_ABSTRACT) == 0)) {
    o = (*t->tp_alloc)(t, 0);
  } else {
    o = (PyObject *) PyBaseObject_Type.tp_new(t, __pyx_empty_tuple, 0);
  }
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtInterface *)o);
  p->__pyx_vtab = __pyx_vtabptr_13cnnclustering_6_types_SimilarityCheckerExtInterface;
  return o;
}

static void __pyx_tp_dealloc_13cnnclustering_6_types_SimilarityCheckerExtInterface(PyObject *o) {
  #if CYTHON_USE_TP_FINALIZE
  if (unlikely(PyType_HasFeature(Py_TYPE(o), Py_TPFLAGS_HAVE_FINALIZE) && Py_TYPE(o)->tp_finalize) && (!PyType_IS_GC(Py_TYPE(o)) || !_PyGC_FINALIZED(o))) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  (*Py_TYPE(o)->tp_free)(o);
}

static PyMethodDef __pyx_methods_13cnnclustering_6_types_SimilarityCheckerExtInterface[] = {
  {"check", (PyCFunction)(void*)(PyCFunctionWithKeywords)__pyx_pw_13cnnclustering_6_types_29SimilarityCheckerExtInterface_1check, METH_VARARGS|METH_KEYWORDS, __pyx_doc_13cnnclustering_6_types_29SimilarityCheckerExtInterface_check},
  {"get_builder_kwargs", (PyCFunction)__pyx_pw_13cnnclustering_6_types_29SimilarityCheckerExtInterface_5get_builder_kwargs, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_29SimilarityCheckerExtInterface_4get_builder_kwargs},
  {"__reduce_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_29SimilarityCheckerExtInterface_7__reduce_cython__, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_29SimilarityCheckerExtInterface_6__reduce_cython__},
  {"__setstate_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_29SimilarityCheckerExtInterface_9__setstate_cython__, METH_O, __pyx_doc_13cnnclustering_6_types_29SimilarityCheckerExtInterface_8__setstate_cython__},
  {0, 0, 0, 0}
};

static PyTypeObject __pyx_type_13cnnclustering_6_types_SimilarityCheckerExtInterface = {
  PyVarObject_HEAD_INIT(0, 0)
  "cnnclustering._types.SimilarityCheckerExtInterface", /*tp_name*/
  sizeof(struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtInterface), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_13cnnclustering_6_types_SimilarityCheckerExtInterface, /*tp_dealloc*/
  #if PY_VERSION_HEX < 0x030800b4
  0, /*tp_print*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4
  0, /*tp_vectorcall_offset*/
  #endif
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  0, /*tp_repr*/
  0, /*tp_as_number*/
  0, /*tp_as_sequence*/
  0, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  __pyx_pw_13cnnclustering_6_types_29SimilarityCheckerExtInterface_3__str__, /*tp_str*/
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  0, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/
  "Defines the similarity checker interface for extension types", /*tp_doc*/
  0, /*tp_traverse*/
  0, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_13cnnclustering_6_types_SimilarityCheckerExtInterface, /*tp_methods*/
  0, /*tp_members*/
  0, /*tp_getset*/
  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
  0, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_13cnnclustering_6_types_SimilarityCheckerExtInterface, /*tp_new*/
  0, /*tp_free*/
  0, /*tp_is_gc*/
  0, /*tp_bases*/
  0, /*tp_mro*/
  0, /*tp_cache*/
  0, /*tp_subclasses*/
  0, /*tp_weaklist*/
  0, /*tp_del*/
  0, /*tp_version_tag*/
  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b1
  0, /*tp_vectorcall*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
  0, /*tp_print*/
  #endif
};
static struct __pyx_vtabstruct_13cnnclustering_6_types_QueueExtInterface __pyx_vtable_13cnnclustering_6_types_QueueExtInterface;

static PyObject *__pyx_tp_new_13cnnclustering_6_types_QueueExtInterface(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
  struct __pyx_obj_13cnnclustering_6_types_QueueExtInterface *p;
  PyObject *o;
  if (likely((t->tp_flags & Py_TPFLAGS_IS_ABSTRACT) == 0)) {
    o = (*t->tp_alloc)(t, 0);
  } else {
    o = (PyObject *) PyBaseObject_Type.tp_new(t, __pyx_empty_tuple, 0);
  }
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_13cnnclustering_6_types_QueueExtInterface *)o);
  p->__pyx_vtab = __pyx_vtabptr_13cnnclustering_6_types_QueueExtInterface;
  return o;
}

static void __pyx_tp_dealloc_13cnnclustering_6_types_QueueExtInterface(PyObject *o) {
  #if CYTHON_USE_TP_FINALIZE
  if (unlikely(PyType_HasFeature(Py_TYPE(o), Py_TPFLAGS_HAVE_FINALIZE) && Py_TYPE(o)->tp_finalize) && (!PyType_IS_GC(Py_TYPE(o)) || !_PyGC_FINALIZED(o))) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  (*Py_TYPE(o)->tp_free)(o);
}

static PyMethodDef __pyx_methods_13cnnclustering_6_types_QueueExtInterface[] = {
  {"push", (PyCFunction)__pyx_pw_13cnnclustering_6_types_17QueueExtInterface_1push, METH_O, __pyx_doc_13cnnclustering_6_types_17QueueExtInterface_push},
  {"pop", (PyCFunction)__pyx_pw_13cnnclustering_6_types_17QueueExtInterface_3pop, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_17QueueExtInterface_2pop},
  {"is_empty", (PyCFunction)__pyx_pw_13cnnclustering_6_types_17QueueExtInterface_5is_empty, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_17QueueExtInterface_4is_empty},
  {"get_builder_kwargs", (PyCFunction)__pyx_pw_13cnnclustering_6_types_17QueueExtInterface_9get_builder_kwargs, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_17QueueExtInterface_8get_builder_kwargs},
  {"__reduce_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_17QueueExtInterface_11__reduce_cython__, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_17QueueExtInterface_10__reduce_cython__},
  {"__setstate_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_17QueueExtInterface_13__setstate_cython__, METH_O, __pyx_doc_13cnnclustering_6_types_17QueueExtInterface_12__setstate_cython__},
  {0, 0, 0, 0}
};

static PyTypeObject __pyx_type_13cnnclustering_6_types_QueueExtInterface = {
  PyVarObject_HEAD_INIT(0, 0)
  "cnnclustering._types.QueueExtInterface", /*tp_name*/
  sizeof(struct __pyx_obj_13cnnclustering_6_types_QueueExtInterface), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_13cnnclustering_6_types_QueueExtInterface, /*tp_dealloc*/
  #if PY_VERSION_HEX < 0x030800b4
  0, /*tp_print*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4
  0, /*tp_vectorcall_offset*/
  #endif
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  0, /*tp_repr*/
  0, /*tp_as_number*/
  0, /*tp_as_sequence*/
  0, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  __pyx_pw_13cnnclustering_6_types_17QueueExtInterface_7__str__, /*tp_str*/
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  0, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/
  0, /*tp_doc*/
  0, /*tp_traverse*/
  0, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_13cnnclustering_6_types_QueueExtInterface, /*tp_methods*/
  0, /*tp_members*/
  0, /*tp_getset*/
  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
  0, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_13cnnclustering_6_types_QueueExtInterface, /*tp_new*/
  0, /*tp_free*/
  0, /*tp_is_gc*/
  0, /*tp_bases*/
  0, /*tp_mro*/
  0, /*tp_cache*/
  0, /*tp_subclasses*/
  0, /*tp_weaklist*/
  0, /*tp_del*/
  0, /*tp_version_tag*/
  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b1
  0, /*tp_vectorcall*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
  0, /*tp_print*/
  #endif
};
static struct __pyx_vtabstruct_13cnnclustering_6_types_InputDataExtComponentsMemoryview __pyx_vtable_13cnnclustering_6_types_InputDataExtComponentsMemoryview;

static PyObject *__pyx_tp_new_13cnnclustering_6_types_InputDataExtComponentsMemoryview(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_13cnnclustering_6_types_InputDataExtComponentsMemoryview *p;
  PyObject *o = __pyx_tp_new_13cnnclustering_6_types_InputDataExtInterface(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_13cnnclustering_6_types_InputDataExtComponentsMemoryview *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_13cnnclustering_6_types_InputDataExtInterface*)__pyx_vtabptr_13cnnclustering_6_types_InputDataExtComponentsMemoryview;
  p->_data.data = NULL;
  p->_data.memview = NULL;
  if (unlikely(__pyx_pw_13cnnclustering_6_types_32InputDataExtComponentsMemoryview_1__cinit__(o, a, k) < 0)) goto bad;
  return o;
  bad:
  Py_DECREF(o); o = 0;
  return NULL;
}

static void __pyx_tp_dealloc_13cnnclustering_6_types_InputDataExtComponentsMemoryview(PyObject *o) {
  struct __pyx_obj_13cnnclustering_6_types_InputDataExtComponentsMemoryview *p = (struct __pyx_obj_13cnnclustering_6_types_InputDataExtComponentsMemoryview *)o;
  #if CYTHON_USE_TP_FINALIZE
  if (unlikely(PyType_HasFeature(Py_TYPE(o), Py_TPFLAGS_HAVE_FINALIZE) && Py_TYPE(o)->tp_finalize) && !_PyGC_FINALIZED(o)) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  PyObject_GC_UnTrack(o);
  __PYX_XDEC_MEMVIEW(&p->_data, 1);
  PyObject_GC_Track(o);
  __pyx_tp_dealloc_13cnnclustering_6_types_InputDataExtInterface(o);
}

static PyObject *__pyx_getprop_13cnnclustering_6_types_32InputDataExtComponentsMemoryview_data(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_13cnnclustering_6_types_32InputDataExtComponentsMemoryview_4data_1__get__(o);
}

static PyMethodDef __pyx_methods_13cnnclustering_6_types_InputDataExtComponentsMemoryview[] = {
  {"to_components_array", (PyCFunction)__pyx_pw_13cnnclustering_6_types_32InputDataExtComponentsMemoryview_3to_components_array, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_32InputDataExtComponentsMemoryview_2to_components_array},
  {"get_component", (PyCFunction)(void*)(PyCFunctionWithKeywords)__pyx_pw_13cnnclustering_6_types_32InputDataExtComponentsMemoryview_5get_component, METH_VARARGS|METH_KEYWORDS, __pyx_doc_13cnnclustering_6_types_32InputDataExtComponentsMemoryview_4get_component},
  {"get_subset", (PyCFunction)__pyx_pw_13cnnclustering_6_types_32InputDataExtComponentsMemoryview_7get_subset, METH_O, __pyx_doc_13cnnclustering_6_types_32InputDataExtComponentsMemoryview_6get_subset},
  {"by_parts", (PyCFunction)__pyx_pw_13cnnclustering_6_types_32InputDataExtComponentsMemoryview_9by_parts, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_32InputDataExtComponentsMemoryview_8by_parts},
  {"__reduce_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_32InputDataExtComponentsMemoryview_12__reduce_cython__, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_32InputDataExtComponentsMemoryview_11__reduce_cython__},
  {"__setstate_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_32InputDataExtComponentsMemoryview_14__setstate_cython__, METH_O, __pyx_doc_13cnnclustering_6_types_32InputDataExtComponentsMemoryview_13__setstate_cython__},
  {0, 0, 0, 0}
};

static struct PyGetSetDef __pyx_getsets_13cnnclustering_6_types_InputDataExtComponentsMemoryview[] = {
  {(char *)"data", __pyx_getprop_13cnnclustering_6_types_32InputDataExtComponentsMemoryview_data, 0, (char *)0, 0},
  {0, 0, 0, 0, 0}
};

static PyTypeObject __pyx_type_13cnnclustering_6_types_InputDataExtComponentsMemoryview = {
  PyVarObject_HEAD_INIT(0, 0)
  "cnnclustering._types.InputDataExtComponentsMemoryview", /*tp_name*/
  sizeof(struct __pyx_obj_13cnnclustering_6_types_InputDataExtComponentsMemoryview), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_13cnnclustering_6_types_InputDataExtComponentsMemoryview, /*tp_dealloc*/
  #if PY_VERSION_HEX < 0x030800b4
  0, /*tp_print*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4
  0, /*tp_vectorcall_offset*/
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  0, /*tp_getattr*/
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  0, /*tp_hash*/
  0, /*tp_call*/
  #if CYTHON_COMPILING_IN_PYPY
  __pyx_pw_13cnnclustering_6_types_21InputDataExtInterface_13__str__, /*tp_str*/
  #else
  0, /*tp_str*/
  #endif
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  0, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
  "Implements the input data interface\n\n    Stores compenents as cython memoryview.\n    ", /*tp_doc*/
  __pyx_tp_traverse_13cnnclustering_6_types_InputDataExtInterface, /*tp_traverse*/
  __pyx_tp_clear_13cnnclustering_6_types_InputDataExtInterface, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_13cnnclustering_6_types_InputDataExtComponentsMemoryview, /*tp_methods*/
  0, /*tp_members*/
  __pyx_getsets_13cnnclustering_6_types_InputDataExtComponentsMemoryview, /*tp_getset*/
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  0, /*tp_dict*/
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  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
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  __pyx_tp_new_13cnnclustering_6_types_InputDataExtComponentsMemoryview, /*tp_new*/
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  #if PY_VERSION_HEX >= 0x030400a1
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static PyObject *__pyx_tp_new_13cnnclustering_6_types_InputDataExtDistancesLinearMemoryview(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_13cnnclustering_6_types_InputDataExtDistancesLinearMemoryview *p;
  PyObject *o = __pyx_tp_new_13cnnclustering_6_types_InputDataExtInterface(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_13cnnclustering_6_types_InputDataExtDistancesLinearMemoryview *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_13cnnclustering_6_types_InputDataExtInterface*)__pyx_vtabptr_13cnnclustering_6_types_InputDataExtDistancesLinearMemoryview;
  p->_data.data = NULL;
  p->_data.memview = NULL;
  if (unlikely(__pyx_pw_13cnnclustering_6_types_37InputDataExtDistancesLinearMemoryview_1__cinit__(o, a, k) < 0)) goto bad;
  return o;
  bad:
  Py_DECREF(o); o = 0;
  return NULL;
}

static void __pyx_tp_dealloc_13cnnclustering_6_types_InputDataExtDistancesLinearMemoryview(PyObject *o) {
  struct __pyx_obj_13cnnclustering_6_types_InputDataExtDistancesLinearMemoryview *p = (struct __pyx_obj_13cnnclustering_6_types_InputDataExtDistancesLinearMemoryview *)o;
  #if CYTHON_USE_TP_FINALIZE
  if (unlikely(PyType_HasFeature(Py_TYPE(o), Py_TPFLAGS_HAVE_FINALIZE) && Py_TYPE(o)->tp_finalize) && !_PyGC_FINALIZED(o)) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  PyObject_GC_UnTrack(o);
  __PYX_XDEC_MEMVIEW(&p->_data, 1);
  PyObject_GC_Track(o);
  __pyx_tp_dealloc_13cnnclustering_6_types_InputDataExtInterface(o);
}

static PyObject *__pyx_getprop_13cnnclustering_6_types_37InputDataExtDistancesLinearMemoryview_data(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_13cnnclustering_6_types_37InputDataExtDistancesLinearMemoryview_4data_1__get__(o);
}

static PyMethodDef __pyx_methods_13cnnclustering_6_types_InputDataExtDistancesLinearMemoryview[] = {
  {"__reduce_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_37InputDataExtDistancesLinearMemoryview_3__reduce_cython__, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_37InputDataExtDistancesLinearMemoryview_2__reduce_cython__},
  {"__setstate_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_37InputDataExtDistancesLinearMemoryview_5__setstate_cython__, METH_O, __pyx_doc_13cnnclustering_6_types_37InputDataExtDistancesLinearMemoryview_4__setstate_cython__},
  {0, 0, 0, 0}
};

static struct PyGetSetDef __pyx_getsets_13cnnclustering_6_types_InputDataExtDistancesLinearMemoryview[] = {
  {(char *)"data", __pyx_getprop_13cnnclustering_6_types_37InputDataExtDistancesLinearMemoryview_data, 0, (char *)0, 0},
  {0, 0, 0, 0, 0}
};

static PyTypeObject __pyx_type_13cnnclustering_6_types_InputDataExtDistancesLinearMemoryview = {
  PyVarObject_HEAD_INIT(0, 0)
  "cnnclustering._types.InputDataExtDistancesLinearMemoryview", /*tp_name*/
  sizeof(struct __pyx_obj_13cnnclustering_6_types_InputDataExtDistancesLinearMemoryview), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_13cnnclustering_6_types_InputDataExtDistancesLinearMemoryview, /*tp_dealloc*/
  #if PY_VERSION_HEX < 0x030800b4
  0, /*tp_print*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4
  0, /*tp_vectorcall_offset*/
  #endif
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  0, /*tp_repr*/
  0, /*tp_as_number*/
  0, /*tp_as_sequence*/
  0, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  #if CYTHON_COMPILING_IN_PYPY
  __pyx_pw_13cnnclustering_6_types_21InputDataExtInterface_13__str__, /*tp_str*/
  #else
  0, /*tp_str*/
  #endif
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  0, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
  "Implements the input data interface\n\n    Stores distances as 1D memoryview\n    ", /*tp_doc*/
  __pyx_tp_traverse_13cnnclustering_6_types_InputDataExtInterface, /*tp_traverse*/
  __pyx_tp_clear_13cnnclustering_6_types_InputDataExtInterface, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_13cnnclustering_6_types_InputDataExtDistancesLinearMemoryview, /*tp_methods*/
  0, /*tp_members*/
  __pyx_getsets_13cnnclustering_6_types_InputDataExtDistancesLinearMemoryview, /*tp_getset*/
  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
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  __pyx_tp_new_13cnnclustering_6_types_InputDataExtDistancesLinearMemoryview, /*tp_new*/
  0, /*tp_free*/
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  0, /*tp_print*/
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static struct __pyx_vtabstruct_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview __pyx_vtable_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview;

static PyObject *__pyx_tp_new_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview *p;
  PyObject *o = __pyx_tp_new_13cnnclustering_6_types_InputDataExtInterface(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_13cnnclustering_6_types_InputDataExtInterface*)__pyx_vtabptr_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview;
  p->_data.data = NULL;
  p->_data.memview = NULL;
  p->_n_neighbours.data = NULL;
  p->_n_neighbours.memview = NULL;
  if (unlikely(__pyx_pw_13cnnclustering_6_types_36InputDataExtNeighbourhoodsMemoryview_1__cinit__(o, a, k) < 0)) goto bad;
  return o;
  bad:
  Py_DECREF(o); o = 0;
  return NULL;
}

static void __pyx_tp_dealloc_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview(PyObject *o) {
  struct __pyx_obj_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview *p = (struct __pyx_obj_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview *)o;
  #if CYTHON_USE_TP_FINALIZE
  if (unlikely(PyType_HasFeature(Py_TYPE(o), Py_TPFLAGS_HAVE_FINALIZE) && Py_TYPE(o)->tp_finalize) && !_PyGC_FINALIZED(o)) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  PyObject_GC_UnTrack(o);
  __PYX_XDEC_MEMVIEW(&p->_data, 1);
  __PYX_XDEC_MEMVIEW(&p->_n_neighbours, 1);
  PyObject_GC_Track(o);
  __pyx_tp_dealloc_13cnnclustering_6_types_InputDataExtInterface(o);
}

static PyObject *__pyx_getprop_13cnnclustering_6_types_36InputDataExtNeighbourhoodsMemoryview_data(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_13cnnclustering_6_types_36InputDataExtNeighbourhoodsMemoryview_4data_1__get__(o);
}

static PyObject *__pyx_getprop_13cnnclustering_6_types_36InputDataExtNeighbourhoodsMemoryview_n_neighbours(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_13cnnclustering_6_types_36InputDataExtNeighbourhoodsMemoryview_12n_neighbours_1__get__(o);
}

static PyMethodDef __pyx_methods_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview[] = {
  {"get_n_neighbours", (PyCFunction)__pyx_pw_13cnnclustering_6_types_36InputDataExtNeighbourhoodsMemoryview_3get_n_neighbours, METH_O, __pyx_doc_13cnnclustering_6_types_36InputDataExtNeighbourhoodsMemoryview_2get_n_neighbours},
  {"get_neighbour", (PyCFunction)(void*)(PyCFunctionWithKeywords)__pyx_pw_13cnnclustering_6_types_36InputDataExtNeighbourhoodsMemoryview_5get_neighbour, METH_VARARGS|METH_KEYWORDS, __pyx_doc_13cnnclustering_6_types_36InputDataExtNeighbourhoodsMemoryview_4get_neighbour},
  {"get_subset", (PyCFunction)__pyx_pw_13cnnclustering_6_types_36InputDataExtNeighbourhoodsMemoryview_7get_subset, METH_O, __pyx_doc_13cnnclustering_6_types_36InputDataExtNeighbourhoodsMemoryview_6get_subset},
  {"__reduce_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_36InputDataExtNeighbourhoodsMemoryview_9__reduce_cython__, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_36InputDataExtNeighbourhoodsMemoryview_8__reduce_cython__},
  {"__setstate_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_36InputDataExtNeighbourhoodsMemoryview_11__setstate_cython__, METH_O, __pyx_doc_13cnnclustering_6_types_36InputDataExtNeighbourhoodsMemoryview_10__setstate_cython__},
  {0, 0, 0, 0}
};

static struct PyGetSetDef __pyx_getsets_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview[] = {
  {(char *)"data", __pyx_getprop_13cnnclustering_6_types_36InputDataExtNeighbourhoodsMemoryview_data, 0, (char *)0, 0},
  {(char *)"n_neighbours", __pyx_getprop_13cnnclustering_6_types_36InputDataExtNeighbourhoodsMemoryview_n_neighbours, 0, (char *)0, 0},
  {0, 0, 0, 0, 0}
};

static PyTypeObject __pyx_type_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview = {
  PyVarObject_HEAD_INIT(0, 0)
  "cnnclustering._types.InputDataExtNeighbourhoodsMemoryview", /*tp_name*/
  sizeof(struct __pyx_obj_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview, /*tp_dealloc*/
  #if PY_VERSION_HEX < 0x030800b4
  0, /*tp_print*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4
  0, /*tp_vectorcall_offset*/
  #endif
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  0, /*tp_repr*/
  0, /*tp_as_number*/
  0, /*tp_as_sequence*/
  0, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  #if CYTHON_COMPILING_IN_PYPY
  __pyx_pw_13cnnclustering_6_types_21InputDataExtInterface_13__str__, /*tp_str*/
  #else
  0, /*tp_str*/
  #endif
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  0, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
  "Implements the input data interface\n\n    Neighbours of points stored using a cython memoryview.\n    ", /*tp_doc*/
  __pyx_tp_traverse_13cnnclustering_6_types_InputDataExtInterface, /*tp_traverse*/
  __pyx_tp_clear_13cnnclustering_6_types_InputDataExtInterface, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview, /*tp_methods*/
  0, /*tp_members*/
  __pyx_getsets_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview, /*tp_getset*/
  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
  0, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview, /*tp_new*/
  0, /*tp_free*/
  0, /*tp_is_gc*/
  0, /*tp_bases*/
  0, /*tp_mro*/
  0, /*tp_cache*/
  0, /*tp_subclasses*/
  0, /*tp_weaklist*/
  0, /*tp_del*/
  0, /*tp_version_tag*/
  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b1
  0, /*tp_vectorcall*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
  0, /*tp_print*/
  #endif
};
static struct __pyx_vtabstruct_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector __pyx_vtable_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector;

static PyObject *__pyx_tp_new_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector *p;
  PyObject *o = __pyx_tp_new_13cnnclustering_6_types_InputDataExtInterface(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_13cnnclustering_6_types_InputDataExtInterface*)__pyx_vtabptr_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector;
  new((void*)&(p->_data)) std::vector<std::vector<__pyx_t_13cnnclustering_16_primitive_types_AINDEX> > ();
  new((void*)&(p->_n_neighbours)) std::vector<__pyx_t_13cnnclustering_16_primitive_types_AINDEX> ();
  if (unlikely(__pyx_pw_13cnnclustering_6_types_32InputDataExtNeighbourhoodsVector_1__cinit__(o, a, k) < 0)) goto bad;
  return o;
  bad:
  Py_DECREF(o); o = 0;
  return NULL;
}

static void __pyx_tp_dealloc_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector(PyObject *o) {
  struct __pyx_obj_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector *p = (struct __pyx_obj_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector *)o;
  #if CYTHON_USE_TP_FINALIZE
  if (unlikely(PyType_HasFeature(Py_TYPE(o), Py_TPFLAGS_HAVE_FINALIZE) && Py_TYPE(o)->tp_finalize) && !_PyGC_FINALIZED(o)) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  PyObject_GC_UnTrack(o);
  __Pyx_call_destructor(p->_data);
  __Pyx_call_destructor(p->_n_neighbours);
  PyObject_GC_Track(o);
  __pyx_tp_dealloc_13cnnclustering_6_types_InputDataExtInterface(o);
}

static PyObject *__pyx_getprop_13cnnclustering_6_types_32InputDataExtNeighbourhoodsVector_data(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_13cnnclustering_6_types_32InputDataExtNeighbourhoodsVector_4data_1__get__(o);
}

static PyObject *__pyx_getprop_13cnnclustering_6_types_32InputDataExtNeighbourhoodsVector_n_neighbours(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_13cnnclustering_6_types_32InputDataExtNeighbourhoodsVector_12n_neighbours_1__get__(o);
}

static PyMethodDef __pyx_methods_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector[] = {
  {"get_n_neighbours", (PyCFunction)__pyx_pw_13cnnclustering_6_types_32InputDataExtNeighbourhoodsVector_3get_n_neighbours, METH_O, __pyx_doc_13cnnclustering_6_types_32InputDataExtNeighbourhoodsVector_2get_n_neighbours},
  {"get_neighbour", (PyCFunction)(void*)(PyCFunctionWithKeywords)__pyx_pw_13cnnclustering_6_types_32InputDataExtNeighbourhoodsVector_5get_neighbour, METH_VARARGS|METH_KEYWORDS, __pyx_doc_13cnnclustering_6_types_32InputDataExtNeighbourhoodsVector_4get_neighbour},
  {"get_subset", (PyCFunction)__pyx_pw_13cnnclustering_6_types_32InputDataExtNeighbourhoodsVector_7get_subset, METH_O, __pyx_doc_13cnnclustering_6_types_32InputDataExtNeighbourhoodsVector_6get_subset},
  {"__reduce_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_32InputDataExtNeighbourhoodsVector_9__reduce_cython__, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_32InputDataExtNeighbourhoodsVector_8__reduce_cython__},
  {"__setstate_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_32InputDataExtNeighbourhoodsVector_11__setstate_cython__, METH_O, __pyx_doc_13cnnclustering_6_types_32InputDataExtNeighbourhoodsVector_10__setstate_cython__},
  {0, 0, 0, 0}
};

static struct PyGetSetDef __pyx_getsets_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector[] = {
  {(char *)"data", __pyx_getprop_13cnnclustering_6_types_32InputDataExtNeighbourhoodsVector_data, 0, (char *)0, 0},
  {(char *)"n_neighbours", __pyx_getprop_13cnnclustering_6_types_32InputDataExtNeighbourhoodsVector_n_neighbours, 0, (char *)0, 0},
  {0, 0, 0, 0, 0}
};

static PyTypeObject __pyx_type_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector = {
  PyVarObject_HEAD_INIT(0, 0)
  "cnnclustering._types.InputDataExtNeighbourhoodsVector", /*tp_name*/
  sizeof(struct __pyx_obj_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector, /*tp_dealloc*/
  #if PY_VERSION_HEX < 0x030800b4
  0, /*tp_print*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4
  0, /*tp_vectorcall_offset*/
  #endif
  0, /*tp_getattr*/
  0, /*tp_setattr*/
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  0, /*tp_hash*/
  0, /*tp_call*/
  #if CYTHON_COMPILING_IN_PYPY
  __pyx_pw_13cnnclustering_6_types_21InputDataExtInterface_13__str__, /*tp_str*/
  #else
  0, /*tp_str*/
  #endif
  0, /*tp_getattro*/
  0, /*tp_setattro*/
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  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
  "Implements the input data interface\n\n    Neighbours of points are stored using a C++ vector of vectors.\n\n    Args:\n\n    ", /*tp_doc*/
  __pyx_tp_traverse_13cnnclustering_6_types_InputDataExtInterface, /*tp_traverse*/
  __pyx_tp_clear_13cnnclustering_6_types_InputDataExtInterface, /*tp_clear*/
  0, /*tp_richcompare*/
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  0, /*tp_iter*/
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  __pyx_methods_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector, /*tp_methods*/
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  __pyx_getsets_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector, /*tp_getset*/
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  __pyx_tp_new_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector, /*tp_new*/
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  #endif
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static struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursExtVector __pyx_vtable_13cnnclustering_6_types_NeighboursExtVector;

static PyObject *__pyx_tp_new_13cnnclustering_6_types_NeighboursExtVector(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_13cnnclustering_6_types_NeighboursExtVector *p;
  PyObject *o = __pyx_tp_new_13cnnclustering_6_types_NeighboursExtInterface(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_13cnnclustering_6_types_NeighboursExtVector *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursExtInterface*)__pyx_vtabptr_13cnnclustering_6_types_NeighboursExtVector;
  new((void*)&(p->_neighbours)) std::vector<__pyx_t_13cnnclustering_16_primitive_types_AINDEX> ();
  if (unlikely(__pyx_pw_13cnnclustering_6_types_19NeighboursExtVector_1__cinit__(o, a, k) < 0)) goto bad;
  return o;
  bad:
  Py_DECREF(o); o = 0;
  return NULL;
}

static void __pyx_tp_dealloc_13cnnclustering_6_types_NeighboursExtVector(PyObject *o) {
  struct __pyx_obj_13cnnclustering_6_types_NeighboursExtVector *p = (struct __pyx_obj_13cnnclustering_6_types_NeighboursExtVector *)o;
  #if CYTHON_USE_TP_FINALIZE
  if (unlikely(PyType_HasFeature(Py_TYPE(o), Py_TPFLAGS_HAVE_FINALIZE) && Py_TYPE(o)->tp_finalize) && (!PyType_IS_GC(Py_TYPE(o)) || !_PyGC_FINALIZED(o))) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  __Pyx_call_destructor(p->_neighbours);
  __pyx_tp_dealloc_13cnnclustering_6_types_NeighboursExtInterface(o);
}

static PyObject *__pyx_getprop_13cnnclustering_6_types_19NeighboursExtVector_neighbours(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_13cnnclustering_6_types_19NeighboursExtVector_10neighbours_1__get__(o);
}

static PyMethodDef __pyx_methods_13cnnclustering_6_types_NeighboursExtVector[] = {
  {"__reduce_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_19NeighboursExtVector_3__reduce_cython__, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_19NeighboursExtVector_2__reduce_cython__},
  {"__setstate_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_19NeighboursExtVector_5__setstate_cython__, METH_O, __pyx_doc_13cnnclustering_6_types_19NeighboursExtVector_4__setstate_cython__},
  {0, 0, 0, 0}
};

static struct PyGetSetDef __pyx_getsets_13cnnclustering_6_types_NeighboursExtVector[] = {
  {(char *)"neighbours", __pyx_getprop_13cnnclustering_6_types_19NeighboursExtVector_neighbours, 0, (char *)0, 0},
  {0, 0, 0, 0, 0}
};

static PyTypeObject __pyx_type_13cnnclustering_6_types_NeighboursExtVector = {
  PyVarObject_HEAD_INIT(0, 0)
  "cnnclustering._types.NeighboursExtVector", /*tp_name*/
  sizeof(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtVector), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_13cnnclustering_6_types_NeighboursExtVector, /*tp_dealloc*/
  #if PY_VERSION_HEX < 0x030800b4
  0, /*tp_print*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4
  0, /*tp_vectorcall_offset*/
  #endif
  0, /*tp_getattr*/
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  #endif
  0, /*tp_repr*/
  0, /*tp_as_number*/
  0, /*tp_as_sequence*/
  0, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  #if CYTHON_COMPILING_IN_PYPY
  __pyx_pw_13cnnclustering_6_types_22NeighboursExtInterface_11__str__, /*tp_str*/
  #else
  0, /*tp_str*/
  #endif
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  0, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/
  "Implements the neighbours interface\n\n    Uses an underlying C++ std:vector.\n\n    Args:\n        initial_size: Number of elements reserved for the size of vector.\n\n    Keyword args:\n        neighbours: A sequence of labels suitable to be cast to a vector.\n    ", /*tp_doc*/
  0, /*tp_traverse*/
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  0, /*tp_iternext*/
  __pyx_methods_13cnnclustering_6_types_NeighboursExtVector, /*tp_methods*/
  0, /*tp_members*/
  __pyx_getsets_13cnnclustering_6_types_NeighboursExtVector, /*tp_getset*/
  0, /*tp_base*/
  0, /*tp_dict*/
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  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
  0, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_13cnnclustering_6_types_NeighboursExtVector, /*tp_new*/
  0, /*tp_free*/
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  0, /*tp_print*/
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};
static struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursExtCPPSet __pyx_vtable_13cnnclustering_6_types_NeighboursExtCPPSet;

static PyObject *__pyx_tp_new_13cnnclustering_6_types_NeighboursExtCPPSet(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_13cnnclustering_6_types_NeighboursExtCPPSet *p;
  PyObject *o = __pyx_tp_new_13cnnclustering_6_types_NeighboursExtInterface(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_13cnnclustering_6_types_NeighboursExtCPPSet *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursExtInterface*)__pyx_vtabptr_13cnnclustering_6_types_NeighboursExtCPPSet;
  new((void*)&(p->_neighbours)) std::set<__pyx_t_13cnnclustering_16_primitive_types_AINDEX> ();
  if (unlikely(__pyx_pw_13cnnclustering_6_types_19NeighboursExtCPPSet_1__cinit__(o, a, k) < 0)) goto bad;
  return o;
  bad:
  Py_DECREF(o); o = 0;
  return NULL;
}

static void __pyx_tp_dealloc_13cnnclustering_6_types_NeighboursExtCPPSet(PyObject *o) {
  struct __pyx_obj_13cnnclustering_6_types_NeighboursExtCPPSet *p = (struct __pyx_obj_13cnnclustering_6_types_NeighboursExtCPPSet *)o;
  #if CYTHON_USE_TP_FINALIZE
  if (unlikely(PyType_HasFeature(Py_TYPE(o), Py_TPFLAGS_HAVE_FINALIZE) && Py_TYPE(o)->tp_finalize) && (!PyType_IS_GC(Py_TYPE(o)) || !_PyGC_FINALIZED(o))) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  __Pyx_call_destructor(p->_neighbours);
  __pyx_tp_dealloc_13cnnclustering_6_types_NeighboursExtInterface(o);
}

static PyObject *__pyx_getprop_13cnnclustering_6_types_19NeighboursExtCPPSet_neighbours(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_13cnnclustering_6_types_19NeighboursExtCPPSet_10neighbours_1__get__(o);
}

static PyMethodDef __pyx_methods_13cnnclustering_6_types_NeighboursExtCPPSet[] = {
  {"__reduce_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_19NeighboursExtCPPSet_3__reduce_cython__, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_19NeighboursExtCPPSet_2__reduce_cython__},
  {"__setstate_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_19NeighboursExtCPPSet_5__setstate_cython__, METH_O, __pyx_doc_13cnnclustering_6_types_19NeighboursExtCPPSet_4__setstate_cython__},
  {0, 0, 0, 0}
};

static struct PyGetSetDef __pyx_getsets_13cnnclustering_6_types_NeighboursExtCPPSet[] = {
  {(char *)"neighbours", __pyx_getprop_13cnnclustering_6_types_19NeighboursExtCPPSet_neighbours, 0, (char *)0, 0},
  {0, 0, 0, 0, 0}
};

static PyTypeObject __pyx_type_13cnnclustering_6_types_NeighboursExtCPPSet = {
  PyVarObject_HEAD_INIT(0, 0)
  "cnnclustering._types.NeighboursExtCPPSet", /*tp_name*/
  sizeof(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtCPPSet), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_13cnnclustering_6_types_NeighboursExtCPPSet, /*tp_dealloc*/
  #if PY_VERSION_HEX < 0x030800b4
  0, /*tp_print*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4
  0, /*tp_vectorcall_offset*/
  #endif
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  0, /*tp_repr*/
  0, /*tp_as_number*/
  0, /*tp_as_sequence*/
  0, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  #if CYTHON_COMPILING_IN_PYPY
  __pyx_pw_13cnnclustering_6_types_22NeighboursExtInterface_11__str__, /*tp_str*/
  #else
  0, /*tp_str*/
  #endif
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  0, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/
  "Implements the neighbours interface\n\n    Uses an underlying C++ std:set.\n\n    Keyword args:\n        neighbours: A sequence of labels suitable to be cast to a C++ set.\n    ", /*tp_doc*/
  0, /*tp_traverse*/
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  0, /*tp_richcompare*/
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  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_13cnnclustering_6_types_NeighboursExtCPPSet, /*tp_methods*/
  0, /*tp_members*/
  __pyx_getsets_13cnnclustering_6_types_NeighboursExtCPPSet, /*tp_getset*/
  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
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  0, /*tp_alloc*/
  __pyx_tp_new_13cnnclustering_6_types_NeighboursExtCPPSet, /*tp_new*/
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  0, /*tp_print*/
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};
static struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet __pyx_vtable_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet;

static PyObject *__pyx_tp_new_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet *p;
  PyObject *o = __pyx_tp_new_13cnnclustering_6_types_NeighboursExtInterface(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursExtInterface*)__pyx_vtabptr_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet;
  new((void*)&(p->_neighbours)) std::unordered_set<__pyx_t_13cnnclustering_16_primitive_types_AINDEX> ();
  if (unlikely(__pyx_pw_13cnnclustering_6_types_28NeighboursExtCPPUnorderedSet_1__cinit__(o, a, k) < 0)) goto bad;
  return o;
  bad:
  Py_DECREF(o); o = 0;
  return NULL;
}

static void __pyx_tp_dealloc_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet(PyObject *o) {
  struct __pyx_obj_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet *p = (struct __pyx_obj_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet *)o;
  #if CYTHON_USE_TP_FINALIZE
  if (unlikely(PyType_HasFeature(Py_TYPE(o), Py_TPFLAGS_HAVE_FINALIZE) && Py_TYPE(o)->tp_finalize) && (!PyType_IS_GC(Py_TYPE(o)) || !_PyGC_FINALIZED(o))) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  __Pyx_call_destructor(p->_neighbours);
  __pyx_tp_dealloc_13cnnclustering_6_types_NeighboursExtInterface(o);
}

static PyObject *__pyx_getprop_13cnnclustering_6_types_28NeighboursExtCPPUnorderedSet_neighbours(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_13cnnclustering_6_types_28NeighboursExtCPPUnorderedSet_10neighbours_1__get__(o);
}

static PyMethodDef __pyx_methods_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet[] = {
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  {"__setstate_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_28NeighboursExtCPPUnorderedSet_5__setstate_cython__, METH_O, __pyx_doc_13cnnclustering_6_types_28NeighboursExtCPPUnorderedSet_4__setstate_cython__},
  {0, 0, 0, 0}
};

static struct PyGetSetDef __pyx_getsets_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet[] = {
  {(char *)"neighbours", __pyx_getprop_13cnnclustering_6_types_28NeighboursExtCPPUnorderedSet_neighbours, 0, (char *)0, 0},
  {0, 0, 0, 0, 0}
};

static PyTypeObject __pyx_type_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet = {
  PyVarObject_HEAD_INIT(0, 0)
  "cnnclustering._types.NeighboursExtCPPUnorderedSet", /*tp_name*/
  sizeof(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet, /*tp_dealloc*/
  #if PY_VERSION_HEX < 0x030800b4
  0, /*tp_print*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4
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  0, /*tp_getattr*/
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  0, /*tp_repr*/
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  0, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  #if CYTHON_COMPILING_IN_PYPY
  __pyx_pw_13cnnclustering_6_types_22NeighboursExtInterface_11__str__, /*tp_str*/
  #else
  0, /*tp_str*/
  #endif
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  0, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/
  "Implements the neighbours interface\n\n    Uses an underlying C++ std:unordered_set.\n\n    Keyword args:\n        neighbours: A sequence of labels suitable to be cast to a C++ set.\n    ", /*tp_doc*/
  0, /*tp_traverse*/
  0, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet, /*tp_methods*/
  0, /*tp_members*/
  __pyx_getsets_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet, /*tp_getset*/
  0, /*tp_base*/
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  __pyx_tp_new_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet, /*tp_new*/
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  0, /*tp_version_tag*/
  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b1
  0, /*tp_vectorcall*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
  0, /*tp_print*/
  #endif
};
static struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet __pyx_vtable_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet;

static PyObject *__pyx_tp_new_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet *p;
  PyObject *o = __pyx_tp_new_13cnnclustering_6_types_NeighboursExtInterface(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursExtInterface*)__pyx_vtabptr_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet;
  new((void*)&(p->_neighbours)) std::vector<__pyx_t_13cnnclustering_16_primitive_types_AINDEX> ();
  new((void*)&(p->_neighbours_view)) std::unordered_set<__pyx_t_13cnnclustering_16_primitive_types_AINDEX> ();
  if (unlikely(__pyx_pw_13cnnclustering_6_types_34NeighboursExtVectorCPPUnorderedSet_1__cinit__(o, a, k) < 0)) goto bad;
  return o;
  bad:
  Py_DECREF(o); o = 0;
  return NULL;
}

static void __pyx_tp_dealloc_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet(PyObject *o) {
  struct __pyx_obj_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet *p = (struct __pyx_obj_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet *)o;
  #if CYTHON_USE_TP_FINALIZE
  if (unlikely(PyType_HasFeature(Py_TYPE(o), Py_TPFLAGS_HAVE_FINALIZE) && Py_TYPE(o)->tp_finalize) && (!PyType_IS_GC(Py_TYPE(o)) || !_PyGC_FINALIZED(o))) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  __Pyx_call_destructor(p->_neighbours);
  __Pyx_call_destructor(p->_neighbours_view);
  __pyx_tp_dealloc_13cnnclustering_6_types_NeighboursExtInterface(o);
}

static PyObject *__pyx_getprop_13cnnclustering_6_types_34NeighboursExtVectorCPPUnorderedSet_neighbours(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_13cnnclustering_6_types_34NeighboursExtVectorCPPUnorderedSet_10neighbours_1__get__(o);
}

static PyMethodDef __pyx_methods_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet[] = {
  {"__reduce_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_34NeighboursExtVectorCPPUnorderedSet_3__reduce_cython__, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_34NeighboursExtVectorCPPUnorderedSet_2__reduce_cython__},
  {"__setstate_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_34NeighboursExtVectorCPPUnorderedSet_5__setstate_cython__, METH_O, __pyx_doc_13cnnclustering_6_types_34NeighboursExtVectorCPPUnorderedSet_4__setstate_cython__},
  {0, 0, 0, 0}
};

static struct PyGetSetDef __pyx_getsets_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet[] = {
  {(char *)"neighbours", __pyx_getprop_13cnnclustering_6_types_34NeighboursExtVectorCPPUnorderedSet_neighbours, 0, (char *)0, 0},
  {0, 0, 0, 0, 0}
};

static PyTypeObject __pyx_type_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet = {
  PyVarObject_HEAD_INIT(0, 0)
  "cnnclustering._types.NeighboursExtVectorCPPUnorderedSet", /*tp_name*/
  sizeof(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet, /*tp_dealloc*/
  #if PY_VERSION_HEX < 0x030800b4
  0, /*tp_print*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4
  0, /*tp_vectorcall_offset*/
  #endif
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  0, /*tp_repr*/
  0, /*tp_as_number*/
  0, /*tp_as_sequence*/
  0, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  #if CYTHON_COMPILING_IN_PYPY
  __pyx_pw_13cnnclustering_6_types_22NeighboursExtInterface_11__str__, /*tp_str*/
  #else
  0, /*tp_str*/
  #endif
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  0, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/
  "Implements the neighbours interface\n\n    Uses a compination of an underlying C++ std:vector and a std:unordered_set.\n\n    Keyword args:\n        neighbours: A sequence of labels suitable to be cast to a C++ vector.\n    ", /*tp_doc*/
  0, /*tp_traverse*/
  0, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet, /*tp_methods*/
  0, /*tp_members*/
  __pyx_getsets_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet, /*tp_getset*/
  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
  0, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet, /*tp_new*/
  0, /*tp_free*/
  0, /*tp_is_gc*/
  0, /*tp_bases*/
  0, /*tp_mro*/
  0, /*tp_cache*/
  0, /*tp_subclasses*/
  0, /*tp_weaklist*/
  0, /*tp_del*/
  0, /*tp_version_tag*/
  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b1
  0, /*tp_vectorcall*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
  0, /*tp_print*/
  #endif
};
static struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursGetterExtBruteForce __pyx_vtable_13cnnclustering_6_types_NeighboursGetterExtBruteForce;

static PyObject *__pyx_tp_new_13cnnclustering_6_types_NeighboursGetterExtBruteForce(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtBruteForce *p;
  PyObject *o = __pyx_tp_new_13cnnclustering_6_types_NeighboursGetterExtInterface(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtBruteForce *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursGetterExtInterface*)__pyx_vtabptr_13cnnclustering_6_types_NeighboursGetterExtBruteForce;
  p->_distance_getter = ((struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtInterface *)Py_None); Py_INCREF(Py_None);
  if (unlikely(__pyx_pw_13cnnclustering_6_types_29NeighboursGetterExtBruteForce_1__cinit__(o, a, k) < 0)) goto bad;
  return o;
  bad:
  Py_DECREF(o); o = 0;
  return NULL;
}

static void __pyx_tp_dealloc_13cnnclustering_6_types_NeighboursGetterExtBruteForce(PyObject *o) {
  struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtBruteForce *p = (struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtBruteForce *)o;
  #if CYTHON_USE_TP_FINALIZE
  if (unlikely(PyType_HasFeature(Py_TYPE(o), Py_TPFLAGS_HAVE_FINALIZE) && Py_TYPE(o)->tp_finalize) && !_PyGC_FINALIZED(o)) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  PyObject_GC_UnTrack(o);
  Py_CLEAR(p->_distance_getter);
  #if CYTHON_USE_TYPE_SLOTS
  if (PyType_IS_GC(Py_TYPE(o)->tp_base))
  #endif
  PyObject_GC_Track(o);
  __pyx_tp_dealloc_13cnnclustering_6_types_NeighboursGetterExtInterface(o);
}

static int __pyx_tp_traverse_13cnnclustering_6_types_NeighboursGetterExtBruteForce(PyObject *o, visitproc v, void *a) {
  int e;
  struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtBruteForce *p = (struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtBruteForce *)o;
  e = ((likely(__pyx_ptype_13cnnclustering_6_types_NeighboursGetterExtInterface)) ? ((__pyx_ptype_13cnnclustering_6_types_NeighboursGetterExtInterface->tp_traverse) ? __pyx_ptype_13cnnclustering_6_types_NeighboursGetterExtInterface->tp_traverse(o, v, a) : 0) : __Pyx_call_next_tp_traverse(o, v, a, __pyx_tp_traverse_13cnnclustering_6_types_NeighboursGetterExtBruteForce)); if (e) return e;
  if (p->_distance_getter) {
    e = (*v)(((PyObject *)p->_distance_getter), a); if (e) return e;
  }
  return 0;
}

static int __pyx_tp_clear_13cnnclustering_6_types_NeighboursGetterExtBruteForce(PyObject *o) {
  PyObject* tmp;
  struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtBruteForce *p = (struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtBruteForce *)o;
  if (likely(__pyx_ptype_13cnnclustering_6_types_NeighboursGetterExtInterface)) { if (__pyx_ptype_13cnnclustering_6_types_NeighboursGetterExtInterface->tp_clear) __pyx_ptype_13cnnclustering_6_types_NeighboursGetterExtInterface->tp_clear(o); } else __Pyx_call_next_tp_clear(o, __pyx_tp_clear_13cnnclustering_6_types_NeighboursGetterExtBruteForce);
  tmp = ((PyObject*)p->_distance_getter);
  p->_distance_getter = ((struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtInterface *)Py_None); Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  return 0;
}

static PyObject *__pyx_getprop_13cnnclustering_6_types_29NeighboursGetterExtBruteForce__distance_getter(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_13cnnclustering_6_types_29NeighboursGetterExtBruteForce_16_distance_getter_1__get__(o);
}

static int __pyx_setprop_13cnnclustering_6_types_29NeighboursGetterExtBruteForce__distance_getter(PyObject *o, PyObject *v, CYTHON_UNUSED void *x) {
  if (v) {
    return __pyx_pw_13cnnclustering_6_types_29NeighboursGetterExtBruteForce_16_distance_getter_3__set__(o, v);
  }
  else {
    return __pyx_pw_13cnnclustering_6_types_29NeighboursGetterExtBruteForce_16_distance_getter_5__del__(o);
  }
}

static PyMethodDef __pyx_methods_13cnnclustering_6_types_NeighboursGetterExtBruteForce[] = {
  {"get_builder_kwargs", (PyCFunction)__pyx_pw_13cnnclustering_6_types_29NeighboursGetterExtBruteForce_7get_builder_kwargs, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_29NeighboursGetterExtBruteForce_6get_builder_kwargs},
  {"__reduce_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_29NeighboursGetterExtBruteForce_9__reduce_cython__, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_29NeighboursGetterExtBruteForce_8__reduce_cython__},
  {"__setstate_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_29NeighboursGetterExtBruteForce_11__setstate_cython__, METH_O, __pyx_doc_13cnnclustering_6_types_29NeighboursGetterExtBruteForce_10__setstate_cython__},
  {0, 0, 0, 0}
};

static struct PyGetSetDef __pyx_getsets_13cnnclustering_6_types_NeighboursGetterExtBruteForce[] = {
  {(char *)"_distance_getter", __pyx_getprop_13cnnclustering_6_types_29NeighboursGetterExtBruteForce__distance_getter, __pyx_setprop_13cnnclustering_6_types_29NeighboursGetterExtBruteForce__distance_getter, (char *)"_distance_getter: cnnclustering._types.DistanceGetterExtInterface", 0},
  {0, 0, 0, 0, 0}
};

static PyTypeObject __pyx_type_13cnnclustering_6_types_NeighboursGetterExtBruteForce = {
  PyVarObject_HEAD_INIT(0, 0)
  "cnnclustering._types.NeighboursGetterExtBruteForce", /*tp_name*/
  sizeof(struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtBruteForce), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_13cnnclustering_6_types_NeighboursGetterExtBruteForce, /*tp_dealloc*/
  #if PY_VERSION_HEX < 0x030800b4
  0, /*tp_print*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4
  0, /*tp_vectorcall_offset*/
  #endif
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  0, /*tp_repr*/
  0, /*tp_as_number*/
  0, /*tp_as_sequence*/
  0, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  __pyx_pw_13cnnclustering_6_types_29NeighboursGetterExtBruteForce_5__str__, /*tp_str*/
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  0, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
  "NeighboursGetterExtBruteForce(distance_getter: Type[u'DistanceGetterExtInterface'])\nImplements the neighbours getter interface\n\n    This getter retrieves the neighbours of a point by comparing the\n    distances (from a distance getter) between the point and all\n    other points to the radius cutoff (:math:`r_{ij} \\leq r`).\n\n    The resulting neighbour containers are in general not sorted and\n    include points as their own neighbour (self counting).\n\n    Args:\n        distance_getter: An object implementing the distance getter\n            interface. Has to be a Cython extension type.\n    ", /*tp_doc*/
  __pyx_tp_traverse_13cnnclustering_6_types_NeighboursGetterExtBruteForce, /*tp_traverse*/
  __pyx_tp_clear_13cnnclustering_6_types_NeighboursGetterExtBruteForce, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_13cnnclustering_6_types_NeighboursGetterExtBruteForce, /*tp_methods*/
  0, /*tp_members*/
  __pyx_getsets_13cnnclustering_6_types_NeighboursGetterExtBruteForce, /*tp_getset*/
  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
  __pyx_pw_13cnnclustering_6_types_29NeighboursGetterExtBruteForce_3__init__, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_13cnnclustering_6_types_NeighboursGetterExtBruteForce, /*tp_new*/
  0, /*tp_free*/
  0, /*tp_is_gc*/
  0, /*tp_bases*/
  0, /*tp_mro*/
  0, /*tp_cache*/
  0, /*tp_subclasses*/
  0, /*tp_weaklist*/
  0, /*tp_del*/
  0, /*tp_version_tag*/
  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b1
  0, /*tp_vectorcall*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
  0, /*tp_print*/
  #endif
};
static struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursGetterExtLookup __pyx_vtable_13cnnclustering_6_types_NeighboursGetterExtLookup;

static PyObject *__pyx_tp_new_13cnnclustering_6_types_NeighboursGetterExtLookup(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtLookup *p;
  PyObject *o = __pyx_tp_new_13cnnclustering_6_types_NeighboursGetterExtInterface(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtLookup *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_13cnnclustering_6_types_NeighboursGetterExtInterface*)__pyx_vtabptr_13cnnclustering_6_types_NeighboursGetterExtLookup;
  if (unlikely(__pyx_pw_13cnnclustering_6_types_25NeighboursGetterExtLookup_1__cinit__(o, a, k) < 0)) goto bad;
  return o;
  bad:
  Py_DECREF(o); o = 0;
  return NULL;
}

static PyMethodDef __pyx_methods_13cnnclustering_6_types_NeighboursGetterExtLookup[] = {
  {"__reduce_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_25NeighboursGetterExtLookup_5__reduce_cython__, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_25NeighboursGetterExtLookup_4__reduce_cython__},
  {"__setstate_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_25NeighboursGetterExtLookup_7__setstate_cython__, METH_O, __pyx_doc_13cnnclustering_6_types_25NeighboursGetterExtLookup_6__setstate_cython__},
  {0, 0, 0, 0}
};

static PyTypeObject __pyx_type_13cnnclustering_6_types_NeighboursGetterExtLookup = {
  PyVarObject_HEAD_INIT(0, 0)
  "cnnclustering._types.NeighboursGetterExtLookup", /*tp_name*/
  sizeof(struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtLookup), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_13cnnclustering_6_types_NeighboursGetterExtInterface, /*tp_dealloc*/
  #if PY_VERSION_HEX < 0x030800b4
  0, /*tp_print*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4
  0, /*tp_vectorcall_offset*/
  #endif
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  0, /*tp_repr*/
  0, /*tp_as_number*/
  0, /*tp_as_sequence*/
  0, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  __pyx_pw_13cnnclustering_6_types_25NeighboursGetterExtLookup_3__str__, /*tp_str*/
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  0, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/
  "Implements the neighbours getter interface", /*tp_doc*/
  0, /*tp_traverse*/
  0, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_13cnnclustering_6_types_NeighboursGetterExtLookup, /*tp_methods*/
  0, /*tp_members*/
  0, /*tp_getset*/
  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
  0, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_13cnnclustering_6_types_NeighboursGetterExtLookup, /*tp_new*/
  0, /*tp_free*/
  0, /*tp_is_gc*/
  0, /*tp_bases*/
  0, /*tp_mro*/
  0, /*tp_cache*/
  0, /*tp_subclasses*/
  0, /*tp_weaklist*/
  0, /*tp_del*/
  0, /*tp_version_tag*/
  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b1
  0, /*tp_vectorcall*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
  0, /*tp_print*/
  #endif
};
static struct __pyx_vtabstruct_13cnnclustering_6_types_DistanceGetterExtMetric __pyx_vtable_13cnnclustering_6_types_DistanceGetterExtMetric;

static PyObject *__pyx_tp_new_13cnnclustering_6_types_DistanceGetterExtMetric(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtMetric *p;
  PyObject *o = __pyx_tp_new_13cnnclustering_6_types_DistanceGetterExtInterface(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtMetric *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_13cnnclustering_6_types_DistanceGetterExtInterface*)__pyx_vtabptr_13cnnclustering_6_types_DistanceGetterExtMetric;
  p->_metric = ((struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface *)Py_None); Py_INCREF(Py_None);
  if (unlikely(__pyx_pw_13cnnclustering_6_types_23DistanceGetterExtMetric_1__cinit__(o, a, k) < 0)) goto bad;
  return o;
  bad:
  Py_DECREF(o); o = 0;
  return NULL;
}

static void __pyx_tp_dealloc_13cnnclustering_6_types_DistanceGetterExtMetric(PyObject *o) {
  struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtMetric *p = (struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtMetric *)o;
  #if CYTHON_USE_TP_FINALIZE
  if (unlikely(PyType_HasFeature(Py_TYPE(o), Py_TPFLAGS_HAVE_FINALIZE) && Py_TYPE(o)->tp_finalize) && !_PyGC_FINALIZED(o)) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  PyObject_GC_UnTrack(o);
  Py_CLEAR(p->_metric);
  #if CYTHON_USE_TYPE_SLOTS
  if (PyType_IS_GC(Py_TYPE(o)->tp_base))
  #endif
  PyObject_GC_Track(o);
  __pyx_tp_dealloc_13cnnclustering_6_types_DistanceGetterExtInterface(o);
}

static int __pyx_tp_traverse_13cnnclustering_6_types_DistanceGetterExtMetric(PyObject *o, visitproc v, void *a) {
  int e;
  struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtMetric *p = (struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtMetric *)o;
  e = ((likely(__pyx_ptype_13cnnclustering_6_types_DistanceGetterExtInterface)) ? ((__pyx_ptype_13cnnclustering_6_types_DistanceGetterExtInterface->tp_traverse) ? __pyx_ptype_13cnnclustering_6_types_DistanceGetterExtInterface->tp_traverse(o, v, a) : 0) : __Pyx_call_next_tp_traverse(o, v, a, __pyx_tp_traverse_13cnnclustering_6_types_DistanceGetterExtMetric)); if (e) return e;
  if (p->_metric) {
    e = (*v)(((PyObject *)p->_metric), a); if (e) return e;
  }
  return 0;
}

static int __pyx_tp_clear_13cnnclustering_6_types_DistanceGetterExtMetric(PyObject *o) {
  PyObject* tmp;
  struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtMetric *p = (struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtMetric *)o;
  if (likely(__pyx_ptype_13cnnclustering_6_types_DistanceGetterExtInterface)) { if (__pyx_ptype_13cnnclustering_6_types_DistanceGetterExtInterface->tp_clear) __pyx_ptype_13cnnclustering_6_types_DistanceGetterExtInterface->tp_clear(o); } else __Pyx_call_next_tp_clear(o, __pyx_tp_clear_13cnnclustering_6_types_DistanceGetterExtMetric);
  tmp = ((PyObject*)p->_metric);
  p->_metric = ((struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface *)Py_None); Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  return 0;
}

static PyObject *__pyx_getprop_13cnnclustering_6_types_23DistanceGetterExtMetric__metric(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_13cnnclustering_6_types_23DistanceGetterExtMetric_7_metric_1__get__(o);
}

static int __pyx_setprop_13cnnclustering_6_types_23DistanceGetterExtMetric__metric(PyObject *o, PyObject *v, CYTHON_UNUSED void *x) {
  if (v) {
    return __pyx_pw_13cnnclustering_6_types_23DistanceGetterExtMetric_7_metric_3__set__(o, v);
  }
  else {
    return __pyx_pw_13cnnclustering_6_types_23DistanceGetterExtMetric_7_metric_5__del__(o);
  }
}

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  {0, 0, 0, 0}
};

static struct PyGetSetDef __pyx_getsets_13cnnclustering_6_types_DistanceGetterExtMetric[] = {
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  {0, 0, 0, 0, 0}
};

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  PyObject *o = __pyx_tp_new_13cnnclustering_6_types_DistanceGetterExtInterface(t, a, k);
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}

static PyMethodDef __pyx_methods_13cnnclustering_6_types_DistanceGetterExtLookup[] = {
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static PyTypeObject __pyx_type_13cnnclustering_6_types_DistanceGetterExtLookup = {
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static struct __pyx_vtabstruct_13cnnclustering_6_types_MetricExtDummy __pyx_vtable_13cnnclustering_6_types_MetricExtDummy;

static PyObject *__pyx_tp_new_13cnnclustering_6_types_MetricExtDummy(PyTypeObject *t, PyObject *a, PyObject *k) {
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  PyObject *o = __pyx_tp_new_13cnnclustering_6_types_MetricExtInterface(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_13cnnclustering_6_types_MetricExtDummy *)o);
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}

static PyMethodDef __pyx_methods_13cnnclustering_6_types_MetricExtDummy[] = {
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};

static PyTypeObject __pyx_type_13cnnclustering_6_types_MetricExtDummy = {
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static PyObject *__pyx_tp_new_13cnnclustering_6_types_MetricExtPrecomputed(PyTypeObject *t, PyObject *a, PyObject *k) {
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}

static PyMethodDef __pyx_methods_13cnnclustering_6_types_MetricExtPrecomputed[] = {
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static PyTypeObject __pyx_type_13cnnclustering_6_types_MetricExtPrecomputed = {
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  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_13cnnclustering_6_types_MetricExtEuclidean *)o);
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}

static PyMethodDef __pyx_methods_13cnnclustering_6_types_MetricExtEuclidean[] = {
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static PyTypeObject __pyx_type_13cnnclustering_6_types_MetricExtEuclidean = {
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  0, /*tp_del*/
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  #if PY_VERSION_HEX >= 0x030400a1
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  0, /*tp_vectorcall*/
  #endif
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  0, /*tp_print*/
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};
static struct __pyx_vtabstruct_13cnnclustering_6_types_MetricExtEuclideanReduced __pyx_vtable_13cnnclustering_6_types_MetricExtEuclideanReduced;

static PyObject *__pyx_tp_new_13cnnclustering_6_types_MetricExtEuclideanReduced(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_13cnnclustering_6_types_MetricExtEuclideanReduced *p;
  PyObject *o = __pyx_tp_new_13cnnclustering_6_types_MetricExtInterface(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_13cnnclustering_6_types_MetricExtEuclideanReduced *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_13cnnclustering_6_types_MetricExtInterface*)__pyx_vtabptr_13cnnclustering_6_types_MetricExtEuclideanReduced;
  return o;
}

static PyMethodDef __pyx_methods_13cnnclustering_6_types_MetricExtEuclideanReduced[] = {
  {"__reduce_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_25MetricExtEuclideanReduced_1__reduce_cython__, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_25MetricExtEuclideanReduced___reduce_cython__},
  {"__setstate_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_25MetricExtEuclideanReduced_3__setstate_cython__, METH_O, __pyx_doc_13cnnclustering_6_types_25MetricExtEuclideanReduced_2__setstate_cython__},
  {0, 0, 0, 0}
};

static PyTypeObject __pyx_type_13cnnclustering_6_types_MetricExtEuclideanReduced = {
  PyVarObject_HEAD_INIT(0, 0)
  "cnnclustering._types.MetricExtEuclideanReduced", /*tp_name*/
  sizeof(struct __pyx_obj_13cnnclustering_6_types_MetricExtEuclideanReduced), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_13cnnclustering_6_types_MetricExtInterface, /*tp_dealloc*/
  #if PY_VERSION_HEX < 0x030800b4
  0, /*tp_print*/
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  #if CYTHON_COMPILING_IN_PYPY
  __pyx_pw_13cnnclustering_6_types_18MetricExtInterface_7__str__, /*tp_str*/
  #else
  0, /*tp_str*/
  #endif
  0, /*tp_getattro*/
  0, /*tp_setattro*/
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  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/
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  __pyx_methods_13cnnclustering_6_types_MetricExtEuclideanReduced, /*tp_methods*/
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static struct __pyx_vtabstruct_13cnnclustering_6_types_MetricExtEuclideanPeriodicReduced __pyx_vtable_13cnnclustering_6_types_MetricExtEuclideanPeriodicReduced;

static PyObject *__pyx_tp_new_13cnnclustering_6_types_MetricExtEuclideanPeriodicReduced(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_13cnnclustering_6_types_MetricExtEuclideanPeriodicReduced *p;
  PyObject *o = __pyx_tp_new_13cnnclustering_6_types_MetricExtInterface(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_13cnnclustering_6_types_MetricExtEuclideanPeriodicReduced *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_13cnnclustering_6_types_MetricExtInterface*)__pyx_vtabptr_13cnnclustering_6_types_MetricExtEuclideanPeriodicReduced;
  p->_bounds.data = NULL;
  p->_bounds.memview = NULL;
  if (unlikely(__pyx_pw_13cnnclustering_6_types_33MetricExtEuclideanPeriodicReduced_1__cinit__(o, a, k) < 0)) goto bad;
  return o;
  bad:
  Py_DECREF(o); o = 0;
  return NULL;
}

static void __pyx_tp_dealloc_13cnnclustering_6_types_MetricExtEuclideanPeriodicReduced(PyObject *o) {
  struct __pyx_obj_13cnnclustering_6_types_MetricExtEuclideanPeriodicReduced *p = (struct __pyx_obj_13cnnclustering_6_types_MetricExtEuclideanPeriodicReduced *)o;
  #if CYTHON_USE_TP_FINALIZE
  if (unlikely(PyType_HasFeature(Py_TYPE(o), Py_TPFLAGS_HAVE_FINALIZE) && Py_TYPE(o)->tp_finalize) && (!PyType_IS_GC(Py_TYPE(o)) || !_PyGC_FINALIZED(o))) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  __PYX_XDEC_MEMVIEW(&p->_bounds, 1);
  __pyx_tp_dealloc_13cnnclustering_6_types_MetricExtInterface(o);
}

static PyMethodDef __pyx_methods_13cnnclustering_6_types_MetricExtEuclideanPeriodicReduced[] = {
  {"__reduce_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_33MetricExtEuclideanPeriodicReduced_3__reduce_cython__, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_33MetricExtEuclideanPeriodicReduced_2__reduce_cython__},
  {"__setstate_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_33MetricExtEuclideanPeriodicReduced_5__setstate_cython__, METH_O, __pyx_doc_13cnnclustering_6_types_33MetricExtEuclideanPeriodicReduced_4__setstate_cython__},
  {0, 0, 0, 0}
};

static PyTypeObject __pyx_type_13cnnclustering_6_types_MetricExtEuclideanPeriodicReduced = {
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  __pyx_tp_dealloc_13cnnclustering_6_types_MetricExtEuclideanPeriodicReduced, /*tp_dealloc*/
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  #endif
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  __pyx_methods_13cnnclustering_6_types_MetricExtEuclideanPeriodicReduced, /*tp_methods*/
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  __pyx_tp_new_13cnnclustering_6_types_MetricExtEuclideanPeriodicReduced, /*tp_new*/
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static struct __pyx_vtabstruct_13cnnclustering_6_types_SimilarityCheckerExtContains __pyx_vtable_13cnnclustering_6_types_SimilarityCheckerExtContains;

static PyObject *__pyx_tp_new_13cnnclustering_6_types_SimilarityCheckerExtContains(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtContains *p;
  PyObject *o = __pyx_tp_new_13cnnclustering_6_types_SimilarityCheckerExtInterface(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtContains *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_13cnnclustering_6_types_SimilarityCheckerExtInterface*)__pyx_vtabptr_13cnnclustering_6_types_SimilarityCheckerExtContains;
  return o;
}

static PyMethodDef __pyx_methods_13cnnclustering_6_types_SimilarityCheckerExtContains[] = {
  {"__reduce_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_28SimilarityCheckerExtContains_1__reduce_cython__, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_28SimilarityCheckerExtContains___reduce_cython__},
  {"__setstate_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_28SimilarityCheckerExtContains_3__setstate_cython__, METH_O, __pyx_doc_13cnnclustering_6_types_28SimilarityCheckerExtContains_2__setstate_cython__},
  {0, 0, 0, 0}
};

static PyTypeObject __pyx_type_13cnnclustering_6_types_SimilarityCheckerExtContains = {
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  __pyx_tp_dealloc_13cnnclustering_6_types_SimilarityCheckerExtInterface, /*tp_dealloc*/
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  #else
  0, /*tp_str*/
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  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/
  "Implements the similarity checker interface\n\n    Strategy:\n        Loops over members of one neighbours container and checks\n        if they are contained in the other neighbours container.  Breaks\n        early when similarity criterion is reached.\n        The performance and time-complexity of the check depends on the\n        used neighbour containers.\n        Worst case time\n        complexity is :math:`\\mathcal{O}(n * m)` with :math:`n` and\n        :math:`m` being the lengths of the neighbours containers if the\n        containment check is performed by iteration.  Worst\n        case time complexity is :math:`\\mathcal{O}(n)` if containment\n        check can be performed as lookup in linear time.  Note that\n        no switching of the neighbours containers is done to ensure\n        that the first container is the one with the shorter length\n        (compare\n        :obj:`cnnclustering._types.SimilarityCheckerExtSwitchContains`).\n    ", /*tp_doc*/
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  __pyx_methods_13cnnclustering_6_types_SimilarityCheckerExtContains, /*tp_methods*/
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static struct __pyx_vtabstruct_13cnnclustering_6_types_SimilarityCheckerExtSwitchContains __pyx_vtable_13cnnclustering_6_types_SimilarityCheckerExtSwitchContains;

static PyObject *__pyx_tp_new_13cnnclustering_6_types_SimilarityCheckerExtSwitchContains(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtSwitchContains *p;
  PyObject *o = __pyx_tp_new_13cnnclustering_6_types_SimilarityCheckerExtInterface(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtSwitchContains *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_13cnnclustering_6_types_SimilarityCheckerExtInterface*)__pyx_vtabptr_13cnnclustering_6_types_SimilarityCheckerExtSwitchContains;
  return o;
}

static PyMethodDef __pyx_methods_13cnnclustering_6_types_SimilarityCheckerExtSwitchContains[] = {
  {"__reduce_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_34SimilarityCheckerExtSwitchContains_1__reduce_cython__, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_34SimilarityCheckerExtSwitchContains___reduce_cython__},
  {"__setstate_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_34SimilarityCheckerExtSwitchContains_3__setstate_cython__, METH_O, __pyx_doc_13cnnclustering_6_types_34SimilarityCheckerExtSwitchContains_2__setstate_cython__},
  {0, 0, 0, 0}
};

static PyTypeObject __pyx_type_13cnnclustering_6_types_SimilarityCheckerExtSwitchContains = {
  PyVarObject_HEAD_INIT(0, 0)
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  #if CYTHON_COMPILING_IN_PYPY
  __pyx_pw_13cnnclustering_6_types_29SimilarityCheckerExtInterface_3__str__, /*tp_str*/
  #else
  0, /*tp_str*/
  #endif
  0, /*tp_getattro*/
  0, /*tp_setattro*/
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  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/
  "Implements the similarity checker interface\n\n    Strategy:\n        Loops over members of one neighbours container and checks\n        if they are contained in the other neighbours container.  Breaks\n        early when similarity criterion is reached.\n        The performance and time-complexity of the check depends on the\n        used neighbour containers.\n        Worst case time\n        complexity is :math:`\\mathcal{O}(n * m)` with :math:`n` and\n        :math:`m` being the lengths of the neighbours containers if the\n        containment check is performed by iteration.  Worst\n        case time complexity is :math:`\\mathcal{O}(n)` if containment\n        check can be performed as lookup in linear time.  Note that\n        switching of the neighbours containers is done to ensure\n        that the first container is the one with the shorter length\n        (compare\n        :class:`~cnnclustering._types.SimilarityCheckerExtContains`).\n    ", /*tp_doc*/
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  __pyx_methods_13cnnclustering_6_types_SimilarityCheckerExtSwitchContains, /*tp_methods*/
  0, /*tp_members*/
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  __pyx_tp_new_13cnnclustering_6_types_SimilarityCheckerExtSwitchContains, /*tp_new*/
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static struct __pyx_vtabstruct_13cnnclustering_6_types_SimilarityCheckerExtScreensorted __pyx_vtable_13cnnclustering_6_types_SimilarityCheckerExtScreensorted;

static PyObject *__pyx_tp_new_13cnnclustering_6_types_SimilarityCheckerExtScreensorted(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtScreensorted *p;
  PyObject *o = __pyx_tp_new_13cnnclustering_6_types_SimilarityCheckerExtInterface(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtScreensorted *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_13cnnclustering_6_types_SimilarityCheckerExtInterface*)__pyx_vtabptr_13cnnclustering_6_types_SimilarityCheckerExtScreensorted;
  return o;
}

static PyMethodDef __pyx_methods_13cnnclustering_6_types_SimilarityCheckerExtScreensorted[] = {
  {"__reduce_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_32SimilarityCheckerExtScreensorted_1__reduce_cython__, METH_NOARGS, __pyx_doc_13cnnclustering_6_types_32SimilarityCheckerExtScreensorted___reduce_cython__},
  {"__setstate_cython__", (PyCFunction)__pyx_pw_13cnnclustering_6_types_32SimilarityCheckerExtScreensorted_3__setstate_cython__, METH_O, __pyx_doc_13cnnclustering_6_types_32SimilarityCheckerExtScreensorted_2__setstate_cython__},
  {0, 0, 0, 0}
};

static PyTypeObject __pyx_type_13cnnclustering_6_types_SimilarityCheckerExtScreensorted = {
  PyVarObject_HEAD_INIT(0, 0)
  "cnnclustering._types.SimilarityCheckerExtScreensorted", /*tp_name*/
  sizeof(struct __pyx_obj_13cnnclustering_6_types_SimilarityCheckerExtScreensorted), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_13cnnclustering_6_types_SimilarityCheckerExtInterface, /*tp_dealloc*/
  #if PY_VERSION_HEX < 0x030800b4
  0, /*tp_print*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4
  0, /*tp_vectorcall_offset*/
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  0, /*tp_getattr*/
  0, /*tp_setattr*/
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  0, /*tp_call*/
  #if CYTHON_COMPILING_IN_PYPY
  __pyx_pw_13cnnclustering_6_types_29SimilarityCheckerExtInterface_3__str__, /*tp_str*/
  #else
  0, /*tp_str*/
  #endif
  0, /*tp_getattro*/
  0, /*tp_setattro*/
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  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/
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static struct __pyx_vtabstruct_13cnnclustering_6_types_QueueExtLIFOVector __pyx_vtable_13cnnclustering_6_types_QueueExtLIFOVector;

static PyObject *__pyx_tp_new_13cnnclustering_6_types_QueueExtLIFOVector(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_13cnnclustering_6_types_QueueExtLIFOVector *p;
  PyObject *o = __pyx_tp_new_13cnnclustering_6_types_QueueExtInterface(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_13cnnclustering_6_types_QueueExtLIFOVector *)o);
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  return o;
}

static void __pyx_tp_dealloc_13cnnclustering_6_types_QueueExtLIFOVector(PyObject *o) {
  struct __pyx_obj_13cnnclustering_6_types_QueueExtLIFOVector *p = (struct __pyx_obj_13cnnclustering_6_types_QueueExtLIFOVector *)o;
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  if (unlikely(PyType_HasFeature(Py_TYPE(o), Py_TPFLAGS_HAVE_FINALIZE) && Py_TYPE(o)->tp_finalize) && (!PyType_IS_GC(Py_TYPE(o)) || !_PyGC_FINALIZED(o))) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
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  __pyx_tp_dealloc_13cnnclustering_6_types_QueueExtInterface(o);
}

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  #endif
  0, /*tp_getattro*/
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static struct __pyx_vtabstruct_13cnnclustering_6_types_QueueExtFIFOQueue __pyx_vtable_13cnnclustering_6_types_QueueExtFIFOQueue;

static PyObject *__pyx_tp_new_13cnnclustering_6_types_QueueExtFIFOQueue(PyTypeObject *t, PyObject *a, PyObject *k) {
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}

static void __pyx_tp_dealloc_13cnnclustering_6_types_QueueExtFIFOQueue(PyObject *o) {
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    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  __Pyx_call_destructor(p->_queue);
  __pyx_tp_dealloc_13cnnclustering_6_types_QueueExtInterface(o);
}

static PyMethodDef __pyx_methods_13cnnclustering_6_types_QueueExtFIFOQueue[] = {
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  {0, 0, 0, 0}
};

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  #endif
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static PyObject *__pyx_tp_new_13cnnclustering_6_types___pyx_scope_struct__by_parts(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
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static void __pyx_tp_dealloc_13cnnclustering_6_types___pyx_scope_struct__by_parts(PyObject *o) {
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static int __pyx_tp_traverse_13cnnclustering_6_types___pyx_scope_struct__by_parts(PyObject *o, visitproc v, void *a) {
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  __pyx_array_getbuffer, /*bf_getbuffer*/
  0, /*bf_releasebuffer*/
};

static PyTypeObject __pyx_type___pyx_array = {
  PyVarObject_HEAD_INIT(0, 0)
  "cnnclustering._types.array", /*tp_name*/
  sizeof(struct __pyx_array_obj), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_array, /*tp_dealloc*/
  #if PY_VERSION_HEX < 0x030800b4
  0, /*tp_print*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4
  0, /*tp_vectorcall_offset*/
  #endif
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  0, /*tp_repr*/
  0, /*tp_as_number*/
  &__pyx_tp_as_sequence_array, /*tp_as_sequence*/
  &__pyx_tp_as_mapping_array, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  0, /*tp_str*/
  __pyx_tp_getattro_array, /*tp_getattro*/
  0, /*tp_setattro*/
  &__pyx_tp_as_buffer_array, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/
  0, /*tp_doc*/
  0, /*tp_traverse*/
  0, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_array, /*tp_methods*/
  0, /*tp_members*/
  __pyx_getsets_array, /*tp_getset*/
  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
  0, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_array, /*tp_new*/
  0, /*tp_free*/
  0, /*tp_is_gc*/
  0, /*tp_bases*/
  0, /*tp_mro*/
  0, /*tp_cache*/
  0, /*tp_subclasses*/
  0, /*tp_weaklist*/
  0, /*tp_del*/
  0, /*tp_version_tag*/
  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b1
  0, /*tp_vectorcall*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
  0, /*tp_print*/
  #endif
};

static PyObject *__pyx_tp_new_Enum(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
  struct __pyx_MemviewEnum_obj *p;
  PyObject *o;
  if (likely((t->tp_flags & Py_TPFLAGS_IS_ABSTRACT) == 0)) {
    o = (*t->tp_alloc)(t, 0);
  } else {
    o = (PyObject *) PyBaseObject_Type.tp_new(t, __pyx_empty_tuple, 0);
  }
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_MemviewEnum_obj *)o);
  p->name = Py_None; Py_INCREF(Py_None);
  return o;
}

static void __pyx_tp_dealloc_Enum(PyObject *o) {
  struct __pyx_MemviewEnum_obj *p = (struct __pyx_MemviewEnum_obj *)o;
  #if CYTHON_USE_TP_FINALIZE
  if (unlikely(PyType_HasFeature(Py_TYPE(o), Py_TPFLAGS_HAVE_FINALIZE) && Py_TYPE(o)->tp_finalize) && !_PyGC_FINALIZED(o)) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  PyObject_GC_UnTrack(o);
  Py_CLEAR(p->name);
  (*Py_TYPE(o)->tp_free)(o);
}

static int __pyx_tp_traverse_Enum(PyObject *o, visitproc v, void *a) {
  int e;
  struct __pyx_MemviewEnum_obj *p = (struct __pyx_MemviewEnum_obj *)o;
  if (p->name) {
    e = (*v)(p->name, a); if (e) return e;
  }
  return 0;
}

static int __pyx_tp_clear_Enum(PyObject *o) {
  PyObject* tmp;
  struct __pyx_MemviewEnum_obj *p = (struct __pyx_MemviewEnum_obj *)o;
  tmp = ((PyObject*)p->name);
  p->name = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  return 0;
}

static PyMethodDef __pyx_methods_Enum[] = {
  {"__reduce_cython__", (PyCFunction)__pyx_pw___pyx_MemviewEnum_1__reduce_cython__, METH_NOARGS, 0},
  {"__setstate_cython__", (PyCFunction)__pyx_pw___pyx_MemviewEnum_3__setstate_cython__, METH_O, 0},
  {0, 0, 0, 0}
};

static PyTypeObject __pyx_type___pyx_MemviewEnum = {
  PyVarObject_HEAD_INIT(0, 0)
  "cnnclustering._types.Enum", /*tp_name*/
  sizeof(struct __pyx_MemviewEnum_obj), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_Enum, /*tp_dealloc*/
  #if PY_VERSION_HEX < 0x030800b4
  0, /*tp_print*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4
  0, /*tp_vectorcall_offset*/
  #endif
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  __pyx_MemviewEnum___repr__, /*tp_repr*/
  0, /*tp_as_number*/
  0, /*tp_as_sequence*/
  0, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  0, /*tp_str*/
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  0, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
  0, /*tp_doc*/
  __pyx_tp_traverse_Enum, /*tp_traverse*/
  __pyx_tp_clear_Enum, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_Enum, /*tp_methods*/
  0, /*tp_members*/
  0, /*tp_getset*/
  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
  __pyx_MemviewEnum___init__, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_Enum, /*tp_new*/
  0, /*tp_free*/
  0, /*tp_is_gc*/
  0, /*tp_bases*/
  0, /*tp_mro*/
  0, /*tp_cache*/
  0, /*tp_subclasses*/
  0, /*tp_weaklist*/
  0, /*tp_del*/
  0, /*tp_version_tag*/
  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b1
  0, /*tp_vectorcall*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
  0, /*tp_print*/
  #endif
};
static struct __pyx_vtabstruct_memoryview __pyx_vtable_memoryview;

static PyObject *__pyx_tp_new_memoryview(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_memoryview_obj *p;
  PyObject *o;
  if (likely((t->tp_flags & Py_TPFLAGS_IS_ABSTRACT) == 0)) {
    o = (*t->tp_alloc)(t, 0);
  } else {
    o = (PyObject *) PyBaseObject_Type.tp_new(t, __pyx_empty_tuple, 0);
  }
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_memoryview_obj *)o);
  p->__pyx_vtab = __pyx_vtabptr_memoryview;
  p->obj = Py_None; Py_INCREF(Py_None);
  p->_size = Py_None; Py_INCREF(Py_None);
  p->_array_interface = Py_None; Py_INCREF(Py_None);
  p->view.obj = NULL;
  if (unlikely(__pyx_memoryview___cinit__(o, a, k) < 0)) goto bad;
  return o;
  bad:
  Py_DECREF(o); o = 0;
  return NULL;
}

static void __pyx_tp_dealloc_memoryview(PyObject *o) {
  struct __pyx_memoryview_obj *p = (struct __pyx_memoryview_obj *)o;
  #if CYTHON_USE_TP_FINALIZE
  if (unlikely(PyType_HasFeature(Py_TYPE(o), Py_TPFLAGS_HAVE_FINALIZE) && Py_TYPE(o)->tp_finalize) && !_PyGC_FINALIZED(o)) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  PyObject_GC_UnTrack(o);
  {
    PyObject *etype, *eval, *etb;
    PyErr_Fetch(&etype, &eval, &etb);
    __Pyx_SET_REFCNT(o, Py_REFCNT(o) + 1);
    __pyx_memoryview___dealloc__(o);
    __Pyx_SET_REFCNT(o, Py_REFCNT(o) - 1);
    PyErr_Restore(etype, eval, etb);
  }
  Py_CLEAR(p->obj);
  Py_CLEAR(p->_size);
  Py_CLEAR(p->_array_interface);
  (*Py_TYPE(o)->tp_free)(o);
}

static int __pyx_tp_traverse_memoryview(PyObject *o, visitproc v, void *a) {
  int e;
  struct __pyx_memoryview_obj *p = (struct __pyx_memoryview_obj *)o;
  if (p->obj) {
    e = (*v)(p->obj, a); if (e) return e;
  }
  if (p->_size) {
    e = (*v)(p->_size, a); if (e) return e;
  }
  if (p->_array_interface) {
    e = (*v)(p->_array_interface, a); if (e) return e;
  }
  if (p->view.obj) {
    e = (*v)(p->view.obj, a); if (e) return e;
  }
  return 0;
}

static int __pyx_tp_clear_memoryview(PyObject *o) {
  PyObject* tmp;
  struct __pyx_memoryview_obj *p = (struct __pyx_memoryview_obj *)o;
  tmp = ((PyObject*)p->obj);
  p->obj = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->_size);
  p->_size = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->_array_interface);
  p->_array_interface = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  Py_CLEAR(p->view.obj);
  return 0;
}
static PyObject *__pyx_sq_item_memoryview(PyObject *o, Py_ssize_t i) {
  PyObject *r;
  PyObject *x = PyInt_FromSsize_t(i); if(!x) return 0;
  r = Py_TYPE(o)->tp_as_mapping->mp_subscript(o, x);
  Py_DECREF(x);
  return r;
}

static int __pyx_mp_ass_subscript_memoryview(PyObject *o, PyObject *i, PyObject *v) {
  if (v) {
    return __pyx_memoryview___setitem__(o, i, v);
  }
  else {
    PyErr_Format(PyExc_NotImplementedError,
      "Subscript deletion not supported by %.200s", Py_TYPE(o)->tp_name);
    return -1;
  }
}

static PyObject *__pyx_getprop___pyx_memoryview_T(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_15View_dot_MemoryView_10memoryview_1T_1__get__(o);
}

static PyObject *__pyx_getprop___pyx_memoryview_base(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_15View_dot_MemoryView_10memoryview_4base_1__get__(o);
}

static PyObject *__pyx_getprop___pyx_memoryview_shape(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_15View_dot_MemoryView_10memoryview_5shape_1__get__(o);
}

static PyObject *__pyx_getprop___pyx_memoryview_strides(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_15View_dot_MemoryView_10memoryview_7strides_1__get__(o);
}

static PyObject *__pyx_getprop___pyx_memoryview_suboffsets(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_15View_dot_MemoryView_10memoryview_10suboffsets_1__get__(o);
}

static PyObject *__pyx_getprop___pyx_memoryview_ndim(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_15View_dot_MemoryView_10memoryview_4ndim_1__get__(o);
}

static PyObject *__pyx_getprop___pyx_memoryview_itemsize(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_15View_dot_MemoryView_10memoryview_8itemsize_1__get__(o);
}

static PyObject *__pyx_getprop___pyx_memoryview_nbytes(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_15View_dot_MemoryView_10memoryview_6nbytes_1__get__(o);
}

static PyObject *__pyx_getprop___pyx_memoryview_size(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_15View_dot_MemoryView_10memoryview_4size_1__get__(o);
}

static PyMethodDef __pyx_methods_memoryview[] = {
  {"is_c_contig", (PyCFunction)__pyx_memoryview_is_c_contig, METH_NOARGS, 0},
  {"is_f_contig", (PyCFunction)__pyx_memoryview_is_f_contig, METH_NOARGS, 0},
  {"copy", (PyCFunction)__pyx_memoryview_copy, METH_NOARGS, 0},
  {"copy_fortran", (PyCFunction)__pyx_memoryview_copy_fortran, METH_NOARGS, 0},
  {"__reduce_cython__", (PyCFunction)__pyx_pw___pyx_memoryview_1__reduce_cython__, METH_NOARGS, 0},
  {"__setstate_cython__", (PyCFunction)__pyx_pw___pyx_memoryview_3__setstate_cython__, METH_O, 0},
  {0, 0, 0, 0}
};

static struct PyGetSetDef __pyx_getsets_memoryview[] = {
  {(char *)"T", __pyx_getprop___pyx_memoryview_T, 0, (char *)0, 0},
  {(char *)"base", __pyx_getprop___pyx_memoryview_base, 0, (char *)0, 0},
  {(char *)"shape", __pyx_getprop___pyx_memoryview_shape, 0, (char *)0, 0},
  {(char *)"strides", __pyx_getprop___pyx_memoryview_strides, 0, (char *)0, 0},
  {(char *)"suboffsets", __pyx_getprop___pyx_memoryview_suboffsets, 0, (char *)0, 0},
  {(char *)"ndim", __pyx_getprop___pyx_memoryview_ndim, 0, (char *)0, 0},
  {(char *)"itemsize", __pyx_getprop___pyx_memoryview_itemsize, 0, (char *)0, 0},
  {(char *)"nbytes", __pyx_getprop___pyx_memoryview_nbytes, 0, (char *)0, 0},
  {(char *)"size", __pyx_getprop___pyx_memoryview_size, 0, (char *)0, 0},
  {0, 0, 0, 0, 0}
};

static PySequenceMethods __pyx_tp_as_sequence_memoryview = {
  __pyx_memoryview___len__, /*sq_length*/
  0, /*sq_concat*/
  0, /*sq_repeat*/
  __pyx_sq_item_memoryview, /*sq_item*/
  0, /*sq_slice*/
  0, /*sq_ass_item*/
  0, /*sq_ass_slice*/
  0, /*sq_contains*/
  0, /*sq_inplace_concat*/
  0, /*sq_inplace_repeat*/
};

static PyMappingMethods __pyx_tp_as_mapping_memoryview = {
  __pyx_memoryview___len__, /*mp_length*/
  __pyx_memoryview___getitem__, /*mp_subscript*/
  __pyx_mp_ass_subscript_memoryview, /*mp_ass_subscript*/
};

static PyBufferProcs __pyx_tp_as_buffer_memoryview = {
  #if PY_MAJOR_VERSION < 3
  0, /*bf_getreadbuffer*/
  #endif
  #if PY_MAJOR_VERSION < 3
  0, /*bf_getwritebuffer*/
  #endif
  #if PY_MAJOR_VERSION < 3
  0, /*bf_getsegcount*/
  #endif
  #if PY_MAJOR_VERSION < 3
  0, /*bf_getcharbuffer*/
  #endif
  __pyx_memoryview_getbuffer, /*bf_getbuffer*/
  0, /*bf_releasebuffer*/
};

static PyTypeObject __pyx_type___pyx_memoryview = {
  PyVarObject_HEAD_INIT(0, 0)
  "cnnclustering._types.memoryview", /*tp_name*/
  sizeof(struct __pyx_memoryview_obj), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_memoryview, /*tp_dealloc*/
  #if PY_VERSION_HEX < 0x030800b4
  0, /*tp_print*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4
  0, /*tp_vectorcall_offset*/
  #endif
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  __pyx_memoryview___repr__, /*tp_repr*/
  0, /*tp_as_number*/
  &__pyx_tp_as_sequence_memoryview, /*tp_as_sequence*/
  &__pyx_tp_as_mapping_memoryview, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  __pyx_memoryview___str__, /*tp_str*/
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  &__pyx_tp_as_buffer_memoryview, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
  0, /*tp_doc*/
  __pyx_tp_traverse_memoryview, /*tp_traverse*/
  __pyx_tp_clear_memoryview, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_memoryview, /*tp_methods*/
  0, /*tp_members*/
  __pyx_getsets_memoryview, /*tp_getset*/
  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
  0, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_memoryview, /*tp_new*/
  0, /*tp_free*/
  0, /*tp_is_gc*/
  0, /*tp_bases*/
  0, /*tp_mro*/
  0, /*tp_cache*/
  0, /*tp_subclasses*/
  0, /*tp_weaklist*/
  0, /*tp_del*/
  0, /*tp_version_tag*/
  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b1
  0, /*tp_vectorcall*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
  0, /*tp_print*/
  #endif
};
static struct __pyx_vtabstruct__memoryviewslice __pyx_vtable__memoryviewslice;

static PyObject *__pyx_tp_new__memoryviewslice(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_memoryviewslice_obj *p;
  PyObject *o = __pyx_tp_new_memoryview(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_memoryviewslice_obj *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_memoryview*)__pyx_vtabptr__memoryviewslice;
  p->from_object = Py_None; Py_INCREF(Py_None);
  p->from_slice.memview = NULL;
  return o;
}

static void __pyx_tp_dealloc__memoryviewslice(PyObject *o) {
  struct __pyx_memoryviewslice_obj *p = (struct __pyx_memoryviewslice_obj *)o;
  #if CYTHON_USE_TP_FINALIZE
  if (unlikely(PyType_HasFeature(Py_TYPE(o), Py_TPFLAGS_HAVE_FINALIZE) && Py_TYPE(o)->tp_finalize) && !_PyGC_FINALIZED(o)) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  PyObject_GC_UnTrack(o);
  {
    PyObject *etype, *eval, *etb;
    PyErr_Fetch(&etype, &eval, &etb);
    __Pyx_SET_REFCNT(o, Py_REFCNT(o) + 1);
    __pyx_memoryviewslice___dealloc__(o);
    __Pyx_SET_REFCNT(o, Py_REFCNT(o) - 1);
    PyErr_Restore(etype, eval, etb);
  }
  Py_CLEAR(p->from_object);
  PyObject_GC_Track(o);
  __pyx_tp_dealloc_memoryview(o);
}

static int __pyx_tp_traverse__memoryviewslice(PyObject *o, visitproc v, void *a) {
  int e;
  struct __pyx_memoryviewslice_obj *p = (struct __pyx_memoryviewslice_obj *)o;
  e = __pyx_tp_traverse_memoryview(o, v, a); if (e) return e;
  if (p->from_object) {
    e = (*v)(p->from_object, a); if (e) return e;
  }
  return 0;
}

static int __pyx_tp_clear__memoryviewslice(PyObject *o) {
  PyObject* tmp;
  struct __pyx_memoryviewslice_obj *p = (struct __pyx_memoryviewslice_obj *)o;
  __pyx_tp_clear_memoryview(o);
  tmp = ((PyObject*)p->from_object);
  p->from_object = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  __PYX_XDEC_MEMVIEW(&p->from_slice, 1);
  return 0;
}

static PyObject *__pyx_getprop___pyx_memoryviewslice_base(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_15View_dot_MemoryView_16_memoryviewslice_4base_1__get__(o);
}

static PyMethodDef __pyx_methods__memoryviewslice[] = {
  {"__reduce_cython__", (PyCFunction)__pyx_pw___pyx_memoryviewslice_1__reduce_cython__, METH_NOARGS, 0},
  {"__setstate_cython__", (PyCFunction)__pyx_pw___pyx_memoryviewslice_3__setstate_cython__, METH_O, 0},
  {0, 0, 0, 0}
};

static struct PyGetSetDef __pyx_getsets__memoryviewslice[] = {
  {(char *)"base", __pyx_getprop___pyx_memoryviewslice_base, 0, (char *)0, 0},
  {0, 0, 0, 0, 0}
};

static PyTypeObject __pyx_type___pyx_memoryviewslice = {
  PyVarObject_HEAD_INIT(0, 0)
  "cnnclustering._types._memoryviewslice", /*tp_name*/
  sizeof(struct __pyx_memoryviewslice_obj), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc__memoryviewslice, /*tp_dealloc*/
  #if PY_VERSION_HEX < 0x030800b4
  0, /*tp_print*/
  #endif
  #if PY_VERSION_HEX >= 0x030800b4
  0, /*tp_vectorcall_offset*/
  #endif
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  #if CYTHON_COMPILING_IN_PYPY
  __pyx_memoryview___repr__, /*tp_repr*/
  #else
  0, /*tp_repr*/
  #endif
  0, /*tp_as_number*/
  0, /*tp_as_sequence*/
  0, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  #if CYTHON_COMPILING_IN_PYPY
  __pyx_memoryview___str__, /*tp_str*/
  #else
  0, /*tp_str*/
  #endif
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  0, /*tp_as_buffer*/
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  0, /*tp_dict*/
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static int __pyx_pymod_exec__types(PyObject* module); /*proto*/
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};
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    NULL, /* m_clear */
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};
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    #define CYTHON_SMALL_CODE __attribute__((cold))
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 *     raise TypeError("no default __reduce__ due to non-trivial __cinit__")
 * def __setstate_cython__(self, __pyx_state):
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 * def __reduce_cython__(self):
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 * def __setstate_cython__(self, __pyx_state):
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 *     raise TypeError("no default __reduce__ due to non-trivial __cinit__")
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 * def __reduce_cython__(self):
 *     raise TypeError("no default __reduce__ due to non-trivial __cinit__")             # <<<<<<<<<<<<<<
 * def __setstate_cython__(self, __pyx_state):
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 *     raise TypeError("no default __reduce__ due to non-trivial __cinit__")
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 * def __reduce_cython__(self):
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 * def __setstate_cython__(self, __pyx_state):
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 *     raise TypeError("no default __reduce__ due to non-trivial __cinit__")
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 * def __reduce_cython__(self):
 *     raise TypeError("no default __reduce__ due to non-trivial __cinit__")             # <<<<<<<<<<<<<<
 * def __setstate_cython__(self, __pyx_state):
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 *     raise TypeError("no default __reduce__ due to non-trivial __cinit__")
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 *     @property
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 * def __reduce_cython__(self):
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 * def __setstate_cython__(self, __pyx_state):
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 *     raise TypeError("no default __reduce__ due to non-trivial __cinit__")
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 * def __reduce_cython__(self):
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 * def __setstate_cython__(self, __pyx_state):
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  /* "cnnclustering/_types.pyx":1802
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 *     def  get_single(
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 * def __reduce_cython__(self):
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 * def __setstate_cython__(self, __pyx_state):
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 *     raise TypeError("no default __reduce__ due to non-trivial __cinit__")
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 * def __reduce_cython__(self):
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 * def __setstate_cython__(self, __pyx_state):
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 * cdef inline int import_ufunc() except -1:
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 *         if not self.ndim:
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 *         if itemsize <= 0:
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  /* "(tree fragment)":4
 *     raise TypeError("no default __reduce__ due to non-trivial __cinit__")
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 * def __reduce_cython__(self):
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 * def __setstate_cython__(self, __pyx_state):
 *     raise TypeError("no default __reduce__ due to non-trivial __cinit__")
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 *     raise TypeError("no default __reduce__ due to non-trivial __cinit__")
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 * 
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 * def __reduce_cython__(self):
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  /* "(tree fragment)":4
 *     raise TypeError("no default __reduce__ due to non-trivial __cinit__")
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  /* "cnnclustering/_types.pyx":291
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 *     @abstractmethod
 *     def data(self):             # <<<<<<<<<<<<<<
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 */
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  __pyx_ptype_13cnnclustering_6_types_InputDataExtComponentsMemoryview = &__pyx_type_13cnnclustering_6_types_InputDataExtComponentsMemoryview;
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  __pyx_vtable_13cnnclustering_6_types_InputDataExtDistancesLinearMemoryview.__pyx_base = *__pyx_vtabptr_13cnnclustering_6_types_InputDataExtInterface;
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  __pyx_vtable_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview.__pyx_base._get_n_neighbours = (__pyx_t_13cnnclustering_16_primitive_types_AINDEX (*)(struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const ))__pyx_f_13cnnclustering_6_types_36InputDataExtNeighbourhoodsMemoryview__get_n_neighbours;
  __pyx_vtable_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview.__pyx_base._get_neighbour = (__pyx_t_13cnnclustering_16_primitive_types_AINDEX (*)(struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , __pyx_t_13cnnclustering_16_primitive_types_AINDEX const ))__pyx_f_13cnnclustering_6_types_36InputDataExtNeighbourhoodsMemoryview__get_neighbour;
  __pyx_type_13cnnclustering_6_types_InputDataExtNeighbourhoodsMemoryview.tp_base = __pyx_ptype_13cnnclustering_6_types_InputDataExtInterface;
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  __pyx_vtable_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector.__pyx_base._get_n_neighbours = (__pyx_t_13cnnclustering_16_primitive_types_AINDEX (*)(struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const ))__pyx_f_13cnnclustering_6_types_32InputDataExtNeighbourhoodsVector__get_n_neighbours;
  __pyx_vtable_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector.__pyx_base._get_neighbour = (__pyx_t_13cnnclustering_16_primitive_types_AINDEX (*)(struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , __pyx_t_13cnnclustering_16_primitive_types_AINDEX const ))__pyx_f_13cnnclustering_6_types_32InputDataExtNeighbourhoodsVector__get_neighbour;
  __pyx_type_13cnnclustering_6_types_InputDataExtNeighbourhoodsVector.tp_base = __pyx_ptype_13cnnclustering_6_types_InputDataExtInterface;
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  __pyx_vtable_13cnnclustering_6_types_NeighboursExtVector.__pyx_base._assign = (void (*)(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const ))__pyx_f_13cnnclustering_6_types_19NeighboursExtVector__assign;
  __pyx_vtable_13cnnclustering_6_types_NeighboursExtVector.__pyx_base._reset = (void (*)(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *))__pyx_f_13cnnclustering_6_types_19NeighboursExtVector__reset;
  __pyx_vtable_13cnnclustering_6_types_NeighboursExtVector.__pyx_base._enough = (int (*)(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const ))__pyx_f_13cnnclustering_6_types_19NeighboursExtVector__enough;
  __pyx_vtable_13cnnclustering_6_types_NeighboursExtVector.__pyx_base._get_member = (__pyx_t_13cnnclustering_16_primitive_types_AINDEX (*)(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const ))__pyx_f_13cnnclustering_6_types_19NeighboursExtVector__get_member;
  __pyx_vtable_13cnnclustering_6_types_NeighboursExtVector.__pyx_base._contains = (int (*)(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const ))__pyx_f_13cnnclustering_6_types_19NeighboursExtVector__contains;
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  __pyx_ptype_13cnnclustering_6_types_NeighboursExtVector = &__pyx_type_13cnnclustering_6_types_NeighboursExtVector;
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  __pyx_vtable_13cnnclustering_6_types_NeighboursExtCPPSet.__pyx_base = *__pyx_vtabptr_13cnnclustering_6_types_NeighboursExtInterface;
  __pyx_vtable_13cnnclustering_6_types_NeighboursExtCPPSet.__pyx_base._assign = (void (*)(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const ))__pyx_f_13cnnclustering_6_types_19NeighboursExtCPPSet__assign;
  __pyx_vtable_13cnnclustering_6_types_NeighboursExtCPPSet.__pyx_base._reset = (void (*)(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *))__pyx_f_13cnnclustering_6_types_19NeighboursExtCPPSet__reset;
  __pyx_vtable_13cnnclustering_6_types_NeighboursExtCPPSet.__pyx_base._enough = (int (*)(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const ))__pyx_f_13cnnclustering_6_types_19NeighboursExtCPPSet__enough;
  __pyx_vtable_13cnnclustering_6_types_NeighboursExtCPPSet.__pyx_base._get_member = (__pyx_t_13cnnclustering_16_primitive_types_AINDEX (*)(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const ))__pyx_f_13cnnclustering_6_types_19NeighboursExtCPPSet__get_member;
  __pyx_vtable_13cnnclustering_6_types_NeighboursExtCPPSet.__pyx_base._contains = (int (*)(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const ))__pyx_f_13cnnclustering_6_types_19NeighboursExtCPPSet__contains;
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  if (__Pyx_setup_reduce((PyObject*)&__pyx_type_13cnnclustering_6_types_NeighboursExtCPPSet) < 0) __PYX_ERR(0, 1306, __pyx_L1_error)
  __pyx_ptype_13cnnclustering_6_types_NeighboursExtCPPSet = &__pyx_type_13cnnclustering_6_types_NeighboursExtCPPSet;
  __pyx_vtabptr_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet = &__pyx_vtable_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet;
  __pyx_vtable_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet.__pyx_base = *__pyx_vtabptr_13cnnclustering_6_types_NeighboursExtInterface;
  __pyx_vtable_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet.__pyx_base._assign = (void (*)(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const ))__pyx_f_13cnnclustering_6_types_28NeighboursExtCPPUnorderedSet__assign;
  __pyx_vtable_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet.__pyx_base._reset = (void (*)(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *))__pyx_f_13cnnclustering_6_types_28NeighboursExtCPPUnorderedSet__reset;
  __pyx_vtable_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet.__pyx_base._enough = (int (*)(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const ))__pyx_f_13cnnclustering_6_types_28NeighboursExtCPPUnorderedSet__enough;
  __pyx_vtable_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet.__pyx_base._get_member = (__pyx_t_13cnnclustering_16_primitive_types_AINDEX (*)(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const ))__pyx_f_13cnnclustering_6_types_28NeighboursExtCPPUnorderedSet__get_member;
  __pyx_vtable_13cnnclustering_6_types_NeighboursExtCPPUnorderedSet.__pyx_base._contains = (int (*)(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const ))__pyx_f_13cnnclustering_6_types_28NeighboursExtCPPUnorderedSet__contains;
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  __pyx_vtable_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet.__pyx_base._assign = (void (*)(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const ))__pyx_f_13cnnclustering_6_types_34NeighboursExtVectorCPPUnorderedSet__assign;
  __pyx_vtable_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet.__pyx_base._reset = (void (*)(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *))__pyx_f_13cnnclustering_6_types_34NeighboursExtVectorCPPUnorderedSet__reset;
  __pyx_vtable_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet.__pyx_base._enough = (int (*)(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const ))__pyx_f_13cnnclustering_6_types_34NeighboursExtVectorCPPUnorderedSet__enough;
  __pyx_vtable_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet.__pyx_base._get_member = (__pyx_t_13cnnclustering_16_primitive_types_AINDEX (*)(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const ))__pyx_f_13cnnclustering_6_types_34NeighboursExtVectorCPPUnorderedSet__get_member;
  __pyx_vtable_13cnnclustering_6_types_NeighboursExtVectorCPPUnorderedSet.__pyx_base._contains = (int (*)(struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const ))__pyx_f_13cnnclustering_6_types_34NeighboursExtVectorCPPUnorderedSet__contains;
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  __pyx_vtabptr_13cnnclustering_6_types_NeighboursGetterExtBruteForce = &__pyx_vtable_13cnnclustering_6_types_NeighboursGetterExtBruteForce;
  __pyx_vtable_13cnnclustering_6_types_NeighboursGetterExtBruteForce.__pyx_base = *__pyx_vtabptr_13cnnclustering_6_types_NeighboursGetterExtInterface;
  __pyx_vtable_13cnnclustering_6_types_NeighboursGetterExtBruteForce.__pyx_base._get = (void (*)(struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *, struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *, struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *))__pyx_f_13cnnclustering_6_types_29NeighboursGetterExtBruteForce__get;
  __pyx_vtable_13cnnclustering_6_types_NeighboursGetterExtBruteForce.__pyx_base._get_other = (void (*)(struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *, struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *, struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *))__pyx_f_13cnnclustering_6_types_29NeighboursGetterExtBruteForce__get_other;
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  __pyx_vtabptr_13cnnclustering_6_types_NeighboursGetterExtLookup = &__pyx_vtable_13cnnclustering_6_types_NeighboursGetterExtLookup;
  __pyx_vtable_13cnnclustering_6_types_NeighboursGetterExtLookup.__pyx_base = *__pyx_vtabptr_13cnnclustering_6_types_NeighboursGetterExtInterface;
  __pyx_vtable_13cnnclustering_6_types_NeighboursGetterExtLookup.__pyx_base._get = (void (*)(struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *, struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *, struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *))__pyx_f_13cnnclustering_6_types_25NeighboursGetterExtLookup__get;
  __pyx_vtable_13cnnclustering_6_types_NeighboursGetterExtLookup.__pyx_base._get_other = (void (*)(struct __pyx_obj_13cnnclustering_6_types_NeighboursGetterExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *, struct __pyx_obj_13cnnclustering_6_types_NeighboursExtInterface *, struct __pyx_obj_13cnnclustering_6_types_ClusterParameters *))__pyx_f_13cnnclustering_6_types_25NeighboursGetterExtLookup__get_other;
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  __pyx_vtabptr_13cnnclustering_6_types_DistanceGetterExtMetric = &__pyx_vtable_13cnnclustering_6_types_DistanceGetterExtMetric;
  __pyx_vtable_13cnnclustering_6_types_DistanceGetterExtMetric.__pyx_base = *__pyx_vtabptr_13cnnclustering_6_types_DistanceGetterExtInterface;
  __pyx_vtable_13cnnclustering_6_types_DistanceGetterExtMetric.__pyx_base._get_single = (__pyx_t_13cnnclustering_16_primitive_types_AVALUE (*)(struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *))__pyx_f_13cnnclustering_6_types_23DistanceGetterExtMetric__get_single;
  __pyx_vtable_13cnnclustering_6_types_DistanceGetterExtMetric.__pyx_base._get_single_other = (__pyx_t_13cnnclustering_16_primitive_types_AVALUE (*)(struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *))__pyx_f_13cnnclustering_6_types_23DistanceGetterExtMetric__get_single_other;
  __pyx_type_13cnnclustering_6_types_DistanceGetterExtMetric.tp_base = __pyx_ptype_13cnnclustering_6_types_DistanceGetterExtInterface;
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  __pyx_vtabptr_13cnnclustering_6_types_DistanceGetterExtLookup = &__pyx_vtable_13cnnclustering_6_types_DistanceGetterExtLookup;
  __pyx_vtable_13cnnclustering_6_types_DistanceGetterExtLookup.__pyx_base = *__pyx_vtabptr_13cnnclustering_6_types_DistanceGetterExtInterface;
  __pyx_vtable_13cnnclustering_6_types_DistanceGetterExtLookup.__pyx_base._get_single = (__pyx_t_13cnnclustering_16_primitive_types_AVALUE (*)(struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *))__pyx_f_13cnnclustering_6_types_23DistanceGetterExtLookup__get_single;
  __pyx_vtable_13cnnclustering_6_types_DistanceGetterExtLookup.__pyx_base._get_single_other = (__pyx_t_13cnnclustering_16_primitive_types_AVALUE (*)(struct __pyx_obj_13cnnclustering_6_types_DistanceGetterExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *))__pyx_f_13cnnclustering_6_types_23DistanceGetterExtLookup__get_single_other;
  __pyx_type_13cnnclustering_6_types_DistanceGetterExtLookup.tp_base = __pyx_ptype_13cnnclustering_6_types_DistanceGetterExtInterface;
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  if ((CYTHON_USE_TYPE_SLOTS && CYTHON_USE_PYTYPE_LOOKUP) && likely(!__pyx_type_13cnnclustering_6_types_DistanceGetterExtLookup.tp_dictoffset && __pyx_type_13cnnclustering_6_types_DistanceGetterExtLookup.tp_getattro == PyObject_GenericGetAttr)) {
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  if (PyObject_SetAttr(__pyx_m, __pyx_n_s_DistanceGetterExtLookup, (PyObject *)&__pyx_type_13cnnclustering_6_types_DistanceGetterExtLookup) < 0) __PYX_ERR(0, 1898, __pyx_L1_error)
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  __pyx_ptype_13cnnclustering_6_types_DistanceGetterExtLookup = &__pyx_type_13cnnclustering_6_types_DistanceGetterExtLookup;
  __pyx_vtabptr_13cnnclustering_6_types_MetricExtDummy = &__pyx_vtable_13cnnclustering_6_types_MetricExtDummy;
  __pyx_vtable_13cnnclustering_6_types_MetricExtDummy.__pyx_base = *__pyx_vtabptr_13cnnclustering_6_types_MetricExtInterface;
  __pyx_vtable_13cnnclustering_6_types_MetricExtDummy.__pyx_base._calc_distance = (__pyx_t_13cnnclustering_16_primitive_types_AVALUE (*)(struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *))__pyx_f_13cnnclustering_6_types_14MetricExtDummy__calc_distance;
  __pyx_vtable_13cnnclustering_6_types_MetricExtDummy.__pyx_base._calc_distance_other = (__pyx_t_13cnnclustering_16_primitive_types_AVALUE (*)(struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *))__pyx_f_13cnnclustering_6_types_14MetricExtDummy__calc_distance_other;
  __pyx_vtable_13cnnclustering_6_types_MetricExtDummy.__pyx_base._adjust_radius = (__pyx_t_13cnnclustering_16_primitive_types_AVALUE (*)(struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AVALUE))__pyx_f_13cnnclustering_6_types_14MetricExtDummy__adjust_radius;
  __pyx_type_13cnnclustering_6_types_MetricExtDummy.tp_base = __pyx_ptype_13cnnclustering_6_types_MetricExtInterface;
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  __pyx_type_13cnnclustering_6_types_MetricExtDummy.tp_print = 0;
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  if ((CYTHON_USE_TYPE_SLOTS && CYTHON_USE_PYTYPE_LOOKUP) && likely(!__pyx_type_13cnnclustering_6_types_MetricExtDummy.tp_dictoffset && __pyx_type_13cnnclustering_6_types_MetricExtDummy.tp_getattro == PyObject_GenericGetAttr)) {
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  if (__Pyx_setup_reduce((PyObject*)&__pyx_type_13cnnclustering_6_types_MetricExtDummy) < 0) __PYX_ERR(0, 1943, __pyx_L1_error)
  __pyx_ptype_13cnnclustering_6_types_MetricExtDummy = &__pyx_type_13cnnclustering_6_types_MetricExtDummy;
  __pyx_vtabptr_13cnnclustering_6_types_MetricExtPrecomputed = &__pyx_vtable_13cnnclustering_6_types_MetricExtPrecomputed;
  __pyx_vtable_13cnnclustering_6_types_MetricExtPrecomputed.__pyx_base = *__pyx_vtabptr_13cnnclustering_6_types_MetricExtInterface;
  __pyx_vtable_13cnnclustering_6_types_MetricExtPrecomputed.__pyx_base._calc_distance = (__pyx_t_13cnnclustering_16_primitive_types_AVALUE (*)(struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *))__pyx_f_13cnnclustering_6_types_20MetricExtPrecomputed__calc_distance;
  __pyx_vtable_13cnnclustering_6_types_MetricExtPrecomputed.__pyx_base._calc_distance_other = (__pyx_t_13cnnclustering_16_primitive_types_AVALUE (*)(struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *))__pyx_f_13cnnclustering_6_types_20MetricExtPrecomputed__calc_distance_other;
  __pyx_vtable_13cnnclustering_6_types_MetricExtPrecomputed.__pyx_base._adjust_radius = (__pyx_t_13cnnclustering_16_primitive_types_AVALUE (*)(struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AVALUE))__pyx_f_13cnnclustering_6_types_20MetricExtPrecomputed__adjust_radius;
  __pyx_type_13cnnclustering_6_types_MetricExtPrecomputed.tp_base = __pyx_ptype_13cnnclustering_6_types_MetricExtInterface;
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  __pyx_ptype_13cnnclustering_6_types_MetricExtPrecomputed = &__pyx_type_13cnnclustering_6_types_MetricExtPrecomputed;
  __pyx_vtabptr_13cnnclustering_6_types_MetricExtEuclidean = &__pyx_vtable_13cnnclustering_6_types_MetricExtEuclidean;
  __pyx_vtable_13cnnclustering_6_types_MetricExtEuclidean.__pyx_base = *__pyx_vtabptr_13cnnclustering_6_types_MetricExtInterface;
  __pyx_vtable_13cnnclustering_6_types_MetricExtEuclidean.__pyx_base._calc_distance = (__pyx_t_13cnnclustering_16_primitive_types_AVALUE (*)(struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *))__pyx_f_13cnnclustering_6_types_18MetricExtEuclidean__calc_distance;
  __pyx_vtable_13cnnclustering_6_types_MetricExtEuclidean.__pyx_base._calc_distance_other = (__pyx_t_13cnnclustering_16_primitive_types_AVALUE (*)(struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *))__pyx_f_13cnnclustering_6_types_18MetricExtEuclidean__calc_distance_other;
  __pyx_vtable_13cnnclustering_6_types_MetricExtEuclidean.__pyx_base._adjust_radius = (__pyx_t_13cnnclustering_16_primitive_types_AVALUE (*)(struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AVALUE))__pyx_f_13cnnclustering_6_types_18MetricExtEuclidean__adjust_radius;
  __pyx_type_13cnnclustering_6_types_MetricExtEuclidean.tp_base = __pyx_ptype_13cnnclustering_6_types_MetricExtInterface;
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  __pyx_ptype_13cnnclustering_6_types_MetricExtEuclidean = &__pyx_type_13cnnclustering_6_types_MetricExtEuclidean;
  __pyx_vtabptr_13cnnclustering_6_types_MetricExtEuclideanReduced = &__pyx_vtable_13cnnclustering_6_types_MetricExtEuclideanReduced;
  __pyx_vtable_13cnnclustering_6_types_MetricExtEuclideanReduced.__pyx_base = *__pyx_vtabptr_13cnnclustering_6_types_MetricExtInterface;
  __pyx_vtable_13cnnclustering_6_types_MetricExtEuclideanReduced.__pyx_base._calc_distance = (__pyx_t_13cnnclustering_16_primitive_types_AVALUE (*)(struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *))__pyx_f_13cnnclustering_6_types_25MetricExtEuclideanReduced__calc_distance;
  __pyx_vtable_13cnnclustering_6_types_MetricExtEuclideanReduced.__pyx_base._calc_distance_other = (__pyx_t_13cnnclustering_16_primitive_types_AVALUE (*)(struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , __pyx_t_13cnnclustering_16_primitive_types_AINDEX const , struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *, struct __pyx_obj_13cnnclustering_6_types_InputDataExtInterface *))__pyx_f_13cnnclustering_6_types_25MetricExtEuclideanReduced__calc_distance_other;
  __pyx_vtable_13cnnclustering_6_types_MetricExtEuclideanReduced.__pyx_base._adjust_radius = (__pyx_t_13cnnclustering_16_primitive_types_AVALUE (*)(struct __pyx_obj_13cnnclustering_6_types_MetricExtInterface *, __pyx_t_13cnnclustering_16_primitive_types_AVALUE))__pyx_f_13cnnclustering_6_types_25MetricExtEuclideanReduced__adjust_radius;
  __pyx_type_13cnnclustering_6_types_MetricExtEuclideanReduced.tp_base = __pyx_ptype_13cnnclustering_6_types_MetricExtInterface;
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  __pyx_type_13cnnclustering_6_types_MetricExtEuclideanReduced.tp_print = 0;
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  if ((CYTHON_USE_TYPE_SLOTS && CYTHON_USE_PYTYPE_LOOKUP) && likely(!__pyx_type_13cnnclustering_6_types_MetricExtEuclideanReduced.tp_dictoffset && __pyx_type_13cnnclustering_6_types_MetricExtEuclideanReduced.tp_getattro == PyObject_GenericGetAttr)) {
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 * @cname('__pyx_memoryview_refcount_copying')
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    py_code = PyCode_NewEmpty(srcfile, funcname, firstlineno);
    if (likely(py_code)) {
        py_code->co_flags |= CO_OPTIMIZED | CO_NEWLOCALS;
    }
#else
    PyObject *py_srcfile = 0;
    PyObject *py_funcname = 0;
    py_funcname = PyString_FromString(funcname);
    if (unlikely(!py_funcname)) goto bad;
    py_srcfile = PyString_FromString(srcfile);
    if (unlikely(!py_srcfile)) goto bad;
    py_code = PyCode_New(
        0,
        0,
        0,
        CO_OPTIMIZED | CO_NEWLOCALS,
        __pyx_empty_bytes,     /*PyObject *code,*/
        __pyx_empty_tuple,     /*PyObject *consts,*/
        __pyx_empty_tuple,     /*PyObject *names,*/
        __pyx_empty_tuple,     /*PyObject *varnames,*/
        __pyx_empty_tuple,     /*PyObject *freevars,*/
        __pyx_empty_tuple,     /*PyObject *cellvars,*/
        py_srcfile,       /*PyObject *filename,*/
        py_funcname,      /*PyObject *name,*/
        firstlineno,
        __pyx_empty_bytes      /*PyObject *lnotab*/
    );
bad:
    Py_XDECREF(py_srcfile);
    Py_XDECREF(py_funcname);
#endif
    return py_code;
}
#endif

/* PyFunctionFastCall */
#if CYTHON_FAST_PYCALL
static PyObject* __Pyx_PyFunction_FastCallNoKw(PyCodeObject *co, PyObject **args, Py_ssize_t na,
                                               PyObject *globals) {
    PyFrameObject *f;
    PyThreadState *tstate = __Pyx_PyThreadState_Current;
    PyObject **fastlocals;
    Py_ssize_t i;
    PyObject *result;
    assert(globals != NULL);
    /* XXX Perhaps we should create a specialized
       PyFrame_New() that doesn't take locals, but does
       take builtins without sanity checking them.
       */
    assert(tstate != NULL);
    f = PyFrame_New(tstate, co, globals, NULL);
    if (f == NULL) {
        return NULL;
    }
    fastlocals = __Pyx_PyFrame_GetLocalsplus(f);
    for (i = 0; i < na; i++) {
        Py_INCREF(*args);
        fastlocals[i] = *args++;
    }
    result = PyEval_EvalFrameEx(f,0);
    ++tstate->recursion_depth;
    Py_DECREF(f);
    --tstate->recursion_depth;
    return result;
}
#if 1 || PY_VERSION_HEX < 0x030600B1
static PyObject *__Pyx_PyFunction_FastCallDict(PyObject *func, PyObject **args, Py_ssize_t nargs, PyObject *kwargs) {
    PyCodeObject *co = (PyCodeObject *)PyFunction_GET_CODE(func);
    PyObject *globals = PyFunction_GET_GLOBALS(func);
    PyObject *argdefs = PyFunction_GET_DEFAULTS(func);
    PyObject *closure;
#if PY_MAJOR_VERSION >= 3
    PyObject *kwdefs;
#endif
    PyObject *kwtuple, **k;
    PyObject **d;
    Py_ssize_t nd;
    Py_ssize_t nk;
    PyObject *result;
    assert(kwargs == NULL || PyDict_Check(kwargs));
    nk = kwargs ? PyDict_Size(kwargs) : 0;
    if (Py_EnterRecursiveCall((char*)" while calling a Python object")) {
        return NULL;
    }
    if (
#if PY_MAJOR_VERSION >= 3
            co->co_kwonlyargcount == 0 &&
#endif
            likely(kwargs == NULL || nk == 0) &&
            co->co_flags == (CO_OPTIMIZED | CO_NEWLOCALS | CO_NOFREE)) {
        if (argdefs == NULL && co->co_argcount == nargs) {
            result = __Pyx_PyFunction_FastCallNoKw(co, args, nargs, globals);
            goto done;
        }
        else if (nargs == 0 && argdefs != NULL
                 && co->co_argcount == Py_SIZE(argdefs)) {
            /* function called with no arguments, but all parameters have
               a default value: use default values as arguments .*/
            args = &PyTuple_GET_ITEM(argdefs, 0);
            result =__Pyx_PyFunction_FastCallNoKw(co, args, Py_SIZE(argdefs), globals);
            goto done;
        }
    }
    if (kwargs != NULL) {
        Py_ssize_t pos, i;
        kwtuple = PyTuple_New(2 * nk);
        if (kwtuple == NULL) {
            result = NULL;
            goto done;
        }
        k = &PyTuple_GET_ITEM(kwtuple, 0);
        pos = i = 0;
        while (PyDict_Next(kwargs, &pos, &k[i], &k[i+1])) {
            Py_INCREF(k[i]);
            Py_INCREF(k[i+1]);
            i += 2;
        }
        nk = i / 2;
    }
    else {
        kwtuple = NULL;
        k = NULL;
    }
    closure = PyFunction_GET_CLOSURE(func);
#if PY_MAJOR_VERSION >= 3
    kwdefs = PyFunction_GET_KW_DEFAULTS(func);
#endif
    if (argdefs != NULL) {
        d = &PyTuple_GET_ITEM(argdefs, 0);
        nd = Py_SIZE(argdefs);
    }
    else {
        d = NULL;
        nd = 0;
    }
#if PY_MAJOR_VERSION >= 3
    result = PyEval_EvalCodeEx((PyObject*)co, globals, (PyObject *)NULL,
                               args, (int)nargs,
                               k, (int)nk,
                               d, (int)nd, kwdefs, closure);
#else
    result = PyEval_EvalCodeEx(co, globals, (PyObject *)NULL,
                               args, (int)nargs,
                               k, (int)nk,
                               d, (int)nd, closure);
#endif
    Py_XDECREF(kwtuple);
done:
    Py_LeaveRecursiveCall();
    return result;
}
#endif
#endif

/* PyObjectCall */
#if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE PyObject* __Pyx_PyObject_Call(PyObject *func, PyObject *arg, PyObject *kw) {
    PyObject *result;
    ternaryfunc call = Py_TYPE(func)->tp_call;
    if (unlikely(!call))
        return PyObject_Call(func, arg, kw);
    if (unlikely(Py_EnterRecursiveCall((char*)" while calling a Python object")))
        return NULL;
    result = (*call)(func, arg, kw);
    Py_LeaveRecursiveCall();
    if (unlikely(!result) && unlikely(!PyErr_Occurred())) {
        PyErr_SetString(
            PyExc_SystemError,
            "NULL result without error in PyObject_Call");
    }
    return result;
}
#endif

/* PyObjectCallMethO */
#if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallMethO(PyObject *func, PyObject *arg) {
    PyObject *self, *result;
    PyCFunction cfunc;
    cfunc = PyCFunction_GET_FUNCTION(func);
    self = PyCFunction_GET_SELF(func);
    if (unlikely(Py_EnterRecursiveCall((char*)" while calling a Python object")))
        return NULL;
    result = cfunc(self, arg);
    Py_LeaveRecursiveCall();
    if (unlikely(!result) && unlikely(!PyErr_Occurred())) {
        PyErr_SetString(
            PyExc_SystemError,
            "NULL result without error in PyObject_Call");
    }
    return result;
}
#endif

/* PyObjectCallNoArg */
#if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallNoArg(PyObject *func) {
#if CYTHON_FAST_PYCALL
    if (PyFunction_Check(func)) {
        return __Pyx_PyFunction_FastCall(func, NULL, 0);
    }
#endif
#ifdef __Pyx_CyFunction_USED
    if (likely(PyCFunction_Check(func) || __Pyx_CyFunction_Check(func)))
#else
    if (likely(PyCFunction_Check(func)))
#endif
    {
        if (likely(PyCFunction_GET_FLAGS(func) & METH_NOARGS)) {
            return __Pyx_PyObject_CallMethO(func, NULL);
        }
    }
    return __Pyx_PyObject_Call(func, __pyx_empty_tuple, NULL);
}
#endif

/* PyCFunctionFastCall */
#if CYTHON_FAST_PYCCALL
static CYTHON_INLINE PyObject * __Pyx_PyCFunction_FastCall(PyObject *func_obj, PyObject **args, Py_ssize_t nargs) {
    PyCFunctionObject *func = (PyCFunctionObject*)func_obj;
    PyCFunction meth = PyCFunction_GET_FUNCTION(func);
    PyObject *self = PyCFunction_GET_SELF(func);
    int flags = PyCFunction_GET_FLAGS(func);
    assert(PyCFunction_Check(func));
    assert(METH_FASTCALL == (flags & ~(METH_CLASS | METH_STATIC | METH_COEXIST | METH_KEYWORDS | METH_STACKLESS)));
    assert(nargs >= 0);
    assert(nargs == 0 || args != NULL);
    /* _PyCFunction_FastCallDict() must not be called with an exception set,
       because it may clear it (directly or indirectly) and so the
       caller loses its exception */
    assert(!PyErr_Occurred());
    if ((PY_VERSION_HEX < 0x030700A0) || unlikely(flags & METH_KEYWORDS)) {
        return (*((__Pyx_PyCFunctionFastWithKeywords)(void*)meth)) (self, args, nargs, NULL);
    } else {
        return (*((__Pyx_PyCFunctionFast)(void*)meth)) (self, args, nargs);
    }
}
#endif

/* PyObjectCallOneArg */
#if CYTHON_COMPILING_IN_CPYTHON
static PyObject* __Pyx__PyObject_CallOneArg(PyObject *func, PyObject *arg) {
    PyObject *result;
    PyObject *args = PyTuple_New(1);
    if (unlikely(!args)) return NULL;
    Py_INCREF(arg);
    PyTuple_SET_ITEM(args, 0, arg);
    result = __Pyx_PyObject_Call(func, args, NULL);
    Py_DECREF(args);
    return result;
}
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallOneArg(PyObject *func, PyObject *arg) {
#if CYTHON_FAST_PYCALL
    if (PyFunction_Check(func)) {
        return __Pyx_PyFunction_FastCall(func, &arg, 1);
    }
#endif
    if (likely(PyCFunction_Check(func))) {
        if (likely(PyCFunction_GET_FLAGS(func) & METH_O)) {
            return __Pyx_PyObject_CallMethO(func, arg);
#if CYTHON_FAST_PYCCALL
        } else if (__Pyx_PyFastCFunction_Check(func)) {
            return __Pyx_PyCFunction_FastCall(func, &arg, 1);
#endif
        }
    }
    return __Pyx__PyObject_CallOneArg(func, arg);
}
#else
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallOneArg(PyObject *func, PyObject *arg) {
    PyObject *result;
    PyObject *args = PyTuple_Pack(1, arg);
    if (unlikely(!args)) return NULL;
    result = __Pyx_PyObject_Call(func, args, NULL);
    Py_DECREF(args);
    return result;
}
#endif

/* PyObjectFormatAndDecref */
static CYTHON_INLINE PyObject* __Pyx_PyObject_FormatSimpleAndDecref(PyObject* s, PyObject* f) {
    if (unlikely(!s)) return NULL;
    if (likely(PyUnicode_CheckExact(s))) return s;
    #if PY_MAJOR_VERSION < 3
    if (likely(PyString_CheckExact(s))) {
        PyObject *result = PyUnicode_FromEncodedObject(s, NULL, "strict");
        Py_DECREF(s);
        return result;
    }
    #endif
    return __Pyx_PyObject_FormatAndDecref(s, f);
}
static CYTHON_INLINE PyObject* __Pyx_PyObject_FormatAndDecref(PyObject* s, PyObject* f) {
    PyObject *result = PyObject_Format(s, f);
    Py_DECREF(s);
    return result;
}

/* RaiseException */
#if PY_MAJOR_VERSION < 3
static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb,
                        CYTHON_UNUSED PyObject *cause) {
    __Pyx_PyThreadState_declare
    Py_XINCREF(type);
    if (!value || value == Py_None)
        value = NULL;
    else
        Py_INCREF(value);
    if (!tb || tb == Py_None)
        tb = NULL;
    else {
        Py_INCREF(tb);
        if (!PyTraceBack_Check(tb)) {
            PyErr_SetString(PyExc_TypeError,
                "raise: arg 3 must be a traceback or None");
            goto raise_error;
        }
    }
    if (PyType_Check(type)) {
#if CYTHON_COMPILING_IN_PYPY
        if (!value) {
            Py_INCREF(Py_None);
            value = Py_None;
        }
#endif
        PyErr_NormalizeException(&type, &value, &tb);
    } else {
        if (value) {
            PyErr_SetString(PyExc_TypeError,
                "instance exception may not have a separate value");
            goto raise_error;
        }
        value = type;
        type = (PyObject*) Py_TYPE(type);
        Py_INCREF(type);
        if (!PyType_IsSubtype((PyTypeObject *)type, (PyTypeObject *)PyExc_BaseException)) {
            PyErr_SetString(PyExc_TypeError,
                "raise: exception class must be a subclass of BaseException");
            goto raise_error;
        }
    }
    __Pyx_PyThreadState_assign
    __Pyx_ErrRestore(type, value, tb);
    return;
raise_error:
    Py_XDECREF(value);
    Py_XDECREF(type);
    Py_XDECREF(tb);
    return;
}
#else
static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject *cause) {
    PyObject* owned_instance = NULL;
    if (tb == Py_None) {
        tb = 0;
    } else if (tb && !PyTraceBack_Check(tb)) {
        PyErr_SetString(PyExc_TypeError,
            "raise: arg 3 must be a traceback or None");
        goto bad;
    }
    if (value == Py_None)
        value = 0;
    if (PyExceptionInstance_Check(type)) {
        if (value) {
            PyErr_SetString(PyExc_TypeError,
                "instance exception may not have a separate value");
            goto bad;
        }
        value = type;
        type = (PyObject*) Py_TYPE(value);
    } else if (PyExceptionClass_Check(type)) {
        PyObject *instance_class = NULL;
        if (value && PyExceptionInstance_Check(value)) {
            instance_class = (PyObject*) Py_TYPE(value);
            if (instance_class != type) {
                int is_subclass = PyObject_IsSubclass(instance_class, type);
                if (!is_subclass) {
                    instance_class = NULL;
                } else if (unlikely(is_subclass == -1)) {
                    goto bad;
                } else {
                    type = instance_class;
                }
            }
        }
        if (!instance_class) {
            PyObject *args;
            if (!value)
                args = PyTuple_New(0);
            else if (PyTuple_Check(value)) {
                Py_INCREF(value);
                args = value;
            } else
                args = PyTuple_Pack(1, value);
            if (!args)
                goto bad;
            owned_instance = PyObject_Call(type, args, NULL);
            Py_DECREF(args);
            if (!owned_instance)
                goto bad;
            value = owned_instance;
            if (!PyExceptionInstance_Check(value)) {
                PyErr_Format(PyExc_TypeError,
                             "calling %R should have returned an instance of "
                             "BaseException, not %R",
                             type, Py_TYPE(value));
                goto bad;
            }
        }
    } else {
        PyErr_SetString(PyExc_TypeError,
            "raise: exception class must be a subclass of BaseException");
        goto bad;
    }
    if (cause) {
        PyObject *fixed_cause;
        if (cause == Py_None) {
            fixed_cause = NULL;
        } else if (PyExceptionClass_Check(cause)) {
            fixed_cause = PyObject_CallObject(cause, NULL);
            if (fixed_cause == NULL)
                goto bad;
        } else if (PyExceptionInstance_Check(cause)) {
            fixed_cause = cause;
            Py_INCREF(fixed_cause);
        } else {
            PyErr_SetString(PyExc_TypeError,
                            "exception causes must derive from "
                            "BaseException");
            goto bad;
        }
        PyException_SetCause(value, fixed_cause);
    }
    PyErr_SetObject(type, value);
    if (tb) {
#if CYTHON_COMPILING_IN_PYPY
        PyObject *tmp_type, *tmp_value, *tmp_tb;
        PyErr_Fetch(&tmp_type, &tmp_value, &tmp_tb);
        Py_INCREF(tb);
        PyErr_Restore(tmp_type, tmp_value, tb);
        Py_XDECREF(tmp_tb);
#else
        PyThreadState *tstate = __Pyx_PyThreadState_Current;
        PyObject* tmp_tb = tstate->curexc_traceback;
        if (tb != tmp_tb) {
            Py_INCREF(tb);
            tstate->curexc_traceback = tb;
            Py_XDECREF(tmp_tb);
        }
#endif
    }
bad:
    Py_XDECREF(owned_instance);
    return;
}
#endif

/* MemviewSliceInit */
static int
__Pyx_init_memviewslice(struct __pyx_memoryview_obj *memview,
                        int ndim,
                        __Pyx_memviewslice *memviewslice,
                        int memview_is_new_reference)
{
    __Pyx_RefNannyDeclarations
    int i, retval=-1;
    Py_buffer *buf = &memview->view;
    __Pyx_RefNannySetupContext("init_memviewslice", 0);
    if (unlikely(memviewslice->memview || memviewslice->data)) {
        PyErr_SetString(PyExc_ValueError,
            "memviewslice is already initialized!");
        goto fail;
    }
    if (buf->strides) {
        for (i = 0; i < ndim; i++) {
            memviewslice->strides[i] = buf->strides[i];
        }
    } else {
        Py_ssize_t stride = buf->itemsize;
        for (i = ndim - 1; i >= 0; i--) {
            memviewslice->strides[i] = stride;
            stride *= buf->shape[i];
        }
    }
    for (i = 0; i < ndim; i++) {
        memviewslice->shape[i]   = buf->shape[i];
        if (buf->suboffsets) {
            memviewslice->suboffsets[i] = buf->suboffsets[i];
        } else {
            memviewslice->suboffsets[i] = -1;
        }
    }
    memviewslice->memview = memview;
    memviewslice->data = (char *)buf->buf;
    if (__pyx_add_acquisition_count(memview) == 0 && !memview_is_new_reference) {
        Py_INCREF(memview);
    }
    retval = 0;
    goto no_fail;
fail:
    memviewslice->memview = 0;
    memviewslice->data = 0;
    retval = -1;
no_fail:
    __Pyx_RefNannyFinishContext();
    return retval;
}
#ifndef Py_NO_RETURN
#define Py_NO_RETURN
#endif
static void __pyx_fatalerror(const char *fmt, ...) Py_NO_RETURN {
    va_list vargs;
    char msg[200];
#ifdef HAVE_STDARG_PROTOTYPES
    va_start(vargs, fmt);
#else
    va_start(vargs);
#endif
    vsnprintf(msg, 200, fmt, vargs);
    va_end(vargs);
    Py_FatalError(msg);
}
static CYTHON_INLINE int
__pyx_add_acquisition_count_locked(__pyx_atomic_int *acquisition_count,
                                   PyThread_type_lock lock)
{
    int result;
    PyThread_acquire_lock(lock, 1);
    result = (*acquisition_count)++;
    PyThread_release_lock(lock);
    return result;
}
static CYTHON_INLINE int
__pyx_sub_acquisition_count_locked(__pyx_atomic_int *acquisition_count,
                                   PyThread_type_lock lock)
{
    int result;
    PyThread_acquire_lock(lock, 1);
    result = (*acquisition_count)--;
    PyThread_release_lock(lock);
    return result;
}
static CYTHON_INLINE void
__Pyx_INC_MEMVIEW(__Pyx_memviewslice *memslice, int have_gil, int lineno)
{
    int first_time;
    struct __pyx_memoryview_obj *memview = memslice->memview;
    if (unlikely(!memview || (PyObject *) memview == Py_None))
        return;
    if (unlikely(__pyx_get_slice_count(memview) < 0))
        __pyx_fatalerror("Acquisition count is %d (line %d)",
                         __pyx_get_slice_count(memview), lineno);
    first_time = __pyx_add_acquisition_count(memview) == 0;
    if (unlikely(first_time)) {
        if (have_gil) {
            Py_INCREF((PyObject *) memview);
        } else {
            PyGILState_STATE _gilstate = PyGILState_Ensure();
            Py_INCREF((PyObject *) memview);
            PyGILState_Release(_gilstate);
        }
    }
}
static CYTHON_INLINE void __Pyx_XDEC_MEMVIEW(__Pyx_memviewslice *memslice,
                                             int have_gil, int lineno) {
    int last_time;
    struct __pyx_memoryview_obj *memview = memslice->memview;
    if (unlikely(!memview || (PyObject *) memview == Py_None)) {
        memslice->memview = NULL;
        return;
    }
    if (unlikely(__pyx_get_slice_count(memview) <= 0))
        __pyx_fatalerror("Acquisition count is %d (line %d)",
                         __pyx_get_slice_count(memview), lineno);
    last_time = __pyx_sub_acquisition_count(memview) == 1;
    memslice->data = NULL;
    if (unlikely(last_time)) {
        if (have_gil) {
            Py_CLEAR(memslice->memview);
        } else {
            PyGILState_STATE _gilstate = PyGILState_Ensure();
            Py_CLEAR(memslice->memview);
            PyGILState_Release(_gilstate);
        }
    } else {
        memslice->memview = NULL;
    }
}

/* PyDictVersioning */
#if CYTHON_USE_DICT_VERSIONS && CYTHON_USE_TYPE_SLOTS
static CYTHON_INLINE PY_UINT64_T __Pyx_get_tp_dict_version(PyObject *obj) {
    PyObject *dict = Py_TYPE(obj)->tp_dict;
    return likely(dict) ? __PYX_GET_DICT_VERSION(dict) : 0;
}
static CYTHON_INLINE PY_UINT64_T __Pyx_get_object_dict_version(PyObject *obj) {
    PyObject **dictptr = NULL;
    Py_ssize_t offset = Py_TYPE(obj)->tp_dictoffset;
    if (offset) {
#if CYTHON_COMPILING_IN_CPYTHON
        dictptr = (likely(offset > 0)) ? (PyObject **) ((char *)obj + offset) : _PyObject_GetDictPtr(obj);
#else
        dictptr = _PyObject_GetDictPtr(obj);
#endif
    }
    return (dictptr && *dictptr) ? __PYX_GET_DICT_VERSION(*dictptr) : 0;
}
static CYTHON_INLINE int __Pyx_object_dict_version_matches(PyObject* obj, PY_UINT64_T tp_dict_version, PY_UINT64_T obj_dict_version) {
    PyObject *dict = Py_TYPE(obj)->tp_dict;
    if (unlikely(!dict) || unlikely(tp_dict_version != __PYX_GET_DICT_VERSION(dict)))
        return 0;
    return obj_dict_version == __Pyx_get_object_dict_version(obj);
}
#endif

/* GetModuleGlobalName */
#if CYTHON_USE_DICT_VERSIONS
static PyObject *__Pyx__GetModuleGlobalName(PyObject *name, PY_UINT64_T *dict_version, PyObject **dict_cached_value)
#else
static CYTHON_INLINE PyObject *__Pyx__GetModuleGlobalName(PyObject *name)
#endif
{
    PyObject *result;
#if !CYTHON_AVOID_BORROWED_REFS
#if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX >= 0x030500A1
    result = _PyDict_GetItem_KnownHash(__pyx_d, name, ((PyASCIIObject *) name)->hash);
    __PYX_UPDATE_DICT_CACHE(__pyx_d, result, *dict_cached_value, *dict_version)
    if (likely(result)) {
        return __Pyx_NewRef(result);
    } else if (unlikely(PyErr_Occurred())) {
        return NULL;
    }
#else
    result = PyDict_GetItem(__pyx_d, name);
    __PYX_UPDATE_DICT_CACHE(__pyx_d, result, *dict_cached_value, *dict_version)
    if (likely(result)) {
        return __Pyx_NewRef(result);
    }
#endif
#else
    result = PyObject_GetItem(__pyx_d, name);
    __PYX_UPDATE_DICT_CACHE(__pyx_d, result, *dict_cached_value, *dict_version)
    if (likely(result)) {
        return __Pyx_NewRef(result);
    }
    PyErr_Clear();
#endif
    return __Pyx_GetBuiltinName(name);
}

/* PyObjectCall2Args */
static CYTHON_UNUSED PyObject* __Pyx_PyObject_Call2Args(PyObject* function, PyObject* arg1, PyObject* arg2) {
    PyObject *args, *result = NULL;
    #if CYTHON_FAST_PYCALL
    if (PyFunction_Check(function)) {
        PyObject *args[2] = {arg1, arg2};
        return __Pyx_PyFunction_FastCall(function, args, 2);
    }
    #endif
    #if CYTHON_FAST_PYCCALL
    if (__Pyx_PyFastCFunction_Check(function)) {
        PyObject *args[2] = {arg1, arg2};
        return __Pyx_PyCFunction_FastCall(function, args, 2);
    }
    #endif
    args = PyTuple_New(2);
    if (unlikely(!args)) goto done;
    Py_INCREF(arg1);
    PyTuple_SET_ITEM(args, 0, arg1);
    Py_INCREF(arg2);
    PyTuple_SET_ITEM(args, 1, arg2);
    Py_INCREF(function);
    result = __Pyx_PyObject_Call(function, args, NULL);
    Py_DECREF(args);
    Py_DECREF(function);
done:
    return result;
}

/* JoinPyUnicode */
static PyObject* __Pyx_PyUnicode_Join(PyObject* value_tuple, Py_ssize_t value_count, Py_ssize_t result_ulength,
                                      CYTHON_UNUSED Py_UCS4 max_char) {
#if CYTHON_USE_UNICODE_INTERNALS && CYTHON_ASSUME_SAFE_MACROS && !CYTHON_AVOID_BORROWED_REFS
    PyObject *result_uval;
    int result_ukind;
    Py_ssize_t i, char_pos;
    void *result_udata;
#if CYTHON_PEP393_ENABLED
    result_uval = PyUnicode_New(result_ulength, max_char);
    if (unlikely(!result_uval)) return NULL;
    result_ukind = (max_char <= 255) ? PyUnicode_1BYTE_KIND : (max_char <= 65535) ? PyUnicode_2BYTE_KIND : PyUnicode_4BYTE_KIND;
    result_udata = PyUnicode_DATA(result_uval);
#else
    result_uval = PyUnicode_FromUnicode(NULL, result_ulength);
    if (unlikely(!result_uval)) return NULL;
    result_ukind = sizeof(Py_UNICODE);
    result_udata = PyUnicode_AS_UNICODE(result_uval);
#endif
    char_pos = 0;
    for (i=0; i < value_count; i++) {
        int ukind;
        Py_ssize_t ulength;
        void *udata;
        PyObject *uval = PyTuple_GET_ITEM(value_tuple, i);
        if (unlikely(__Pyx_PyUnicode_READY(uval)))
            goto bad;
        ulength = __Pyx_PyUnicode_GET_LENGTH(uval);
        if (unlikely(!ulength))
            continue;
        if (unlikely(char_pos + ulength < 0))
            goto overflow;
        ukind = __Pyx_PyUnicode_KIND(uval);
        udata = __Pyx_PyUnicode_DATA(uval);
        if (!CYTHON_PEP393_ENABLED || ukind == result_ukind) {
            memcpy((char *)result_udata + char_pos * result_ukind, udata, (size_t) (ulength * result_ukind));
        } else {
            #if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX >= 0x030300F0 || defined(_PyUnicode_FastCopyCharacters)
            _PyUnicode_FastCopyCharacters(result_uval, char_pos, uval, 0, ulength);
            #else
            Py_ssize_t j;
            for (j=0; j < ulength; j++) {
                Py_UCS4 uchar = __Pyx_PyUnicode_READ(ukind, udata, j);
                __Pyx_PyUnicode_WRITE(result_ukind, result_udata, char_pos+j, uchar);
            }
            #endif
        }
        char_pos += ulength;
    }
    return result_uval;
overflow:
    PyErr_SetString(PyExc_OverflowError, "join() result is too long for a Python string");
bad:
    Py_DECREF(result_uval);
    return NULL;
#else
    result_ulength++;
    value_count++;
    return PyUnicode_Join(__pyx_empty_unicode, value_tuple);
#endif
}

/* PyObjectGetMethod */
static int __Pyx_PyObject_GetMethod(PyObject *obj, PyObject *name, PyObject **method) {
    PyObject *attr;
#if CYTHON_UNPACK_METHODS && CYTHON_COMPILING_IN_CPYTHON && CYTHON_USE_PYTYPE_LOOKUP
    PyTypeObject *tp = Py_TYPE(obj);
    PyObject *descr;
    descrgetfunc f = NULL;
    PyObject **dictptr, *dict;
    int meth_found = 0;
    assert (*method == NULL);
    if (unlikely(tp->tp_getattro != PyObject_GenericGetAttr)) {
        attr = __Pyx_PyObject_GetAttrStr(obj, name);
        goto try_unpack;
    }
    if (unlikely(tp->tp_dict == NULL) && unlikely(PyType_Ready(tp) < 0)) {
        return 0;
    }
    descr = _PyType_Lookup(tp, name);
    if (likely(descr != NULL)) {
        Py_INCREF(descr);
#if PY_MAJOR_VERSION >= 3
        #ifdef __Pyx_CyFunction_USED
        if (likely(PyFunction_Check(descr) || (Py_TYPE(descr) == &PyMethodDescr_Type) || __Pyx_CyFunction_Check(descr)))
        #else
        if (likely(PyFunction_Check(descr) || (Py_TYPE(descr) == &PyMethodDescr_Type)))
        #endif
#else
        #ifdef __Pyx_CyFunction_USED
        if (likely(PyFunction_Check(descr) || __Pyx_CyFunction_Check(descr)))
        #else
        if (likely(PyFunction_Check(descr)))
        #endif
#endif
        {
            meth_found = 1;
        } else {
            f = Py_TYPE(descr)->tp_descr_get;
            if (f != NULL && PyDescr_IsData(descr)) {
                attr = f(descr, obj, (PyObject *)Py_TYPE(obj));
                Py_DECREF(descr);
                goto try_unpack;
            }
        }
    }
    dictptr = _PyObject_GetDictPtr(obj);
    if (dictptr != NULL && (dict = *dictptr) != NULL) {
        Py_INCREF(dict);
        attr = __Pyx_PyDict_GetItemStr(dict, name);
        if (attr != NULL) {
            Py_INCREF(attr);
            Py_DECREF(dict);
            Py_XDECREF(descr);
            goto try_unpack;
        }
        Py_DECREF(dict);
    }
    if (meth_found) {
        *method = descr;
        return 1;
    }
    if (f != NULL) {
        attr = f(descr, obj, (PyObject *)Py_TYPE(obj));
        Py_DECREF(descr);
        goto try_unpack;
    }
    if (descr != NULL) {
        *method = descr;
        return 0;
    }
    PyErr_Format(PyExc_AttributeError,
#if PY_MAJOR_VERSION >= 3
                 "'%.50s' object has no attribute '%U'",
                 tp->tp_name, name);
#else
                 "'%.50s' object has no attribute '%.400s'",
                 tp->tp_name, PyString_AS_STRING(name));
#endif
    return 0;
#else
    attr = __Pyx_PyObject_GetAttrStr(obj, name);
    goto try_unpack;
#endif
try_unpack:
#if CYTHON_UNPACK_METHODS
    if (likely(attr) && PyMethod_Check(attr) && likely(PyMethod_GET_SELF(attr) == obj)) {
        PyObject *function = PyMethod_GET_FUNCTION(attr);
        Py_INCREF(function);
        Py_DECREF(attr);
        *method = function;
        return 1;
    }
#endif
    *method = attr;
    return 0;
}

/* PyObjectCallMethod1 */
static PyObject* __Pyx__PyObject_CallMethod1(PyObject* method, PyObject* arg) {
    PyObject *result = __Pyx_PyObject_CallOneArg(method, arg);
    Py_DECREF(method);
    return result;
}
static PyObject* __Pyx_PyObject_CallMethod1(PyObject* obj, PyObject* method_name, PyObject* arg) {
    PyObject *method = NULL, *result;
    int is_method = __Pyx_PyObject_GetMethod(obj, method_name, &method);
    if (likely(is_method)) {
        result = __Pyx_PyObject_Call2Args(method, obj, arg);
        Py_DECREF(method);
        return result;
    }
    if (unlikely(!method)) return NULL;
    return __Pyx__PyObject_CallMethod1(method, arg);
}

/* append */
static CYTHON_INLINE int __Pyx_PyObject_Append(PyObject* L, PyObject* x) {
    if (likely(PyList_CheckExact(L))) {
        if (unlikely(__Pyx_PyList_Append(L, x) < 0)) return -1;
    } else {
        PyObject* retval = __Pyx_PyObject_CallMethod1(L, __pyx_n_s_append, x);
        if (unlikely(!retval))
            return -1;
        Py_DECREF(retval);
    }
    return 0;
}

/* GetItemInt */
static PyObject *__Pyx_GetItemInt_Generic(PyObject *o, PyObject* j) {
    PyObject *r;
    if (!j) return NULL;
    r = PyObject_GetItem(o, j);
    Py_DECREF(j);
    return r;
}
static CYTHON_INLINE PyObject *__Pyx_GetItemInt_List_Fast(PyObject *o, Py_ssize_t i,
                                                              CYTHON_NCP_UNUSED int wraparound,
                                                              CYTHON_NCP_UNUSED int boundscheck) {
#if CYTHON_ASSUME_SAFE_MACROS && !CYTHON_AVOID_BORROWED_REFS
    Py_ssize_t wrapped_i = i;
    if (wraparound & unlikely(i < 0)) {
        wrapped_i += PyList_GET_SIZE(o);
    }
    if ((!boundscheck) || likely(__Pyx_is_valid_index(wrapped_i, PyList_GET_SIZE(o)))) {
        PyObject *r = PyList_GET_ITEM(o, wrapped_i);
        Py_INCREF(r);
        return r;
    }
    return __Pyx_GetItemInt_Generic(o, PyInt_FromSsize_t(i));
#else
    return PySequence_GetItem(o, i);
#endif
}
static CYTHON_INLINE PyObject *__Pyx_GetItemInt_Tuple_Fast(PyObject *o, Py_ssize_t i,
                                                              CYTHON_NCP_UNUSED int wraparound,
                                                              CYTHON_NCP_UNUSED int boundscheck) {
#if CYTHON_ASSUME_SAFE_MACROS && !CYTHON_AVOID_BORROWED_REFS
    Py_ssize_t wrapped_i = i;
    if (wraparound & unlikely(i < 0)) {
        wrapped_i += PyTuple_GET_SIZE(o);
    }
    if ((!boundscheck) || likely(__Pyx_is_valid_index(wrapped_i, PyTuple_GET_SIZE(o)))) {
        PyObject *r = PyTuple_GET_ITEM(o, wrapped_i);
        Py_INCREF(r);
        return r;
    }
    return __Pyx_GetItemInt_Generic(o, PyInt_FromSsize_t(i));
#else
    return PySequence_GetItem(o, i);
#endif
}
static CYTHON_INLINE PyObject *__Pyx_GetItemInt_Fast(PyObject *o, Py_ssize_t i, int is_list,
                                                     CYTHON_NCP_UNUSED int wraparound,
                                                     CYTHON_NCP_UNUSED int boundscheck) {
#if CYTHON_ASSUME_SAFE_MACROS && !CYTHON_AVOID_BORROWED_REFS && CYTHON_USE_TYPE_SLOTS
    if (is_list || PyList_CheckExact(o)) {
        Py_ssize_t n = ((!wraparound) | likely(i >= 0)) ? i : i + PyList_GET_SIZE(o);
        if ((!boundscheck) || (likely(__Pyx_is_valid_index(n, PyList_GET_SIZE(o))))) {
            PyObject *r = PyList_GET_ITEM(o, n);
            Py_INCREF(r);
            return r;
        }
    }
    else if (PyTuple_CheckExact(o)) {
        Py_ssize_t n = ((!wraparound) | likely(i >= 0)) ? i : i + PyTuple_GET_SIZE(o);
        if ((!boundscheck) || likely(__Pyx_is_valid_index(n, PyTuple_GET_SIZE(o)))) {
            PyObject *r = PyTuple_GET_ITEM(o, n);
            Py_INCREF(r);
            return r;
        }
    } else {
        PySequenceMethods *m = Py_TYPE(o)->tp_as_sequence;
        if (likely(m && m->sq_item)) {
            if (wraparound && unlikely(i < 0) && likely(m->sq_length)) {
                Py_ssize_t l = m->sq_length(o);
                if (likely(l >= 0)) {
                    i += l;
                } else {
                    if (!PyErr_ExceptionMatches(PyExc_OverflowError))
                        return NULL;
                    PyErr_Clear();
                }
            }
            return m->sq_item(o, i);
        }
    }
#else
    if (is_list || PySequence_Check(o)) {
        return PySequence_GetItem(o, i);
    }
#endif
    return __Pyx_GetItemInt_Generic(o, PyInt_FromSsize_t(i));
}

/* pop_index */
static PyObject* __Pyx__PyObject_PopNewIndex(PyObject* L, PyObject* py_ix) {
    PyObject *r;
    if (unlikely(!py_ix)) return NULL;
    r = __Pyx__PyObject_PopIndex(L, py_ix);
    Py_DECREF(py_ix);
    return r;
}
static PyObject* __Pyx__PyObject_PopIndex(PyObject* L, PyObject* py_ix) {
    return __Pyx_PyObject_CallMethod1(L, __pyx_n_s_pop, py_ix);
}
#if CYTHON_USE_PYLIST_INTERNALS && CYTHON_ASSUME_SAFE_MACROS
static PyObject* __Pyx__PyList_PopIndex(PyObject* L, PyObject* py_ix, Py_ssize_t ix) {
    Py_ssize_t size = PyList_GET_SIZE(L);
    if (likely(size > (((PyListObject*)L)->allocated >> 1))) {
        Py_ssize_t cix = ix;
        if (cix < 0) {
            cix += size;
        }
        if (likely(__Pyx_is_valid_index(cix, size))) {
            PyObject* v = PyList_GET_ITEM(L, cix);
            __Pyx_SET_SIZE(L, Py_SIZE(L) - 1);
            size -= 1;
            memmove(&PyList_GET_ITEM(L, cix), &PyList_GET_ITEM(L, cix+1), (size_t)(size-cix)*sizeof(PyObject*));
            return v;
        }
    }
    if (py_ix == Py_None) {
        return __Pyx__PyObject_PopNewIndex(L, PyInt_FromSsize_t(ix));
    } else {
        return __Pyx__PyObject_PopIndex(L, py_ix);
    }
}
#endif

/* RaiseTooManyValuesToUnpack */
static CYTHON_INLINE void __Pyx_RaiseTooManyValuesError(Py_ssize_t expected) {
    PyErr_Format(PyExc_ValueError,
                 "too many values to unpack (expected %" CYTHON_FORMAT_SSIZE_T "d)", expected);
}

/* RaiseNeedMoreValuesToUnpack */
static CYTHON_INLINE void __Pyx_RaiseNeedMoreValuesError(Py_ssize_t index) {
    PyErr_Format(PyExc_ValueError,
                 "need more than %" CYTHON_FORMAT_SSIZE_T "d value%.1s to unpack",
                 index, (index == 1) ? "" : "s");
}

/* IterFinish */
static CYTHON_INLINE int __Pyx_IterFinish(void) {
#if CYTHON_FAST_THREAD_STATE
    PyThreadState *tstate = __Pyx_PyThreadState_Current;
    PyObject* exc_type = tstate->curexc_type;
    if (unlikely(exc_type)) {
        if (likely(__Pyx_PyErr_GivenExceptionMatches(exc_type, PyExc_StopIteration))) {
            PyObject *exc_value, *exc_tb;
            exc_value = tstate->curexc_value;
            exc_tb = tstate->curexc_traceback;
            tstate->curexc_type = 0;
            tstate->curexc_value = 0;
            tstate->curexc_traceback = 0;
            Py_DECREF(exc_type);
            Py_XDECREF(exc_value);
            Py_XDECREF(exc_tb);
            return 0;
        } else {
            return -1;
        }
    }
    return 0;
#else
    if (unlikely(PyErr_Occurred())) {
        if (likely(PyErr_ExceptionMatches(PyExc_StopIteration))) {
            PyErr_Clear();
            return 0;
        } else {
            return -1;
        }
    }
    return 0;
#endif
}

/* UnpackItemEndCheck */
static int __Pyx_IternextUnpackEndCheck(PyObject *retval, Py_ssize_t expected) {
    if (unlikely(retval)) {
        Py_DECREF(retval);
        __Pyx_RaiseTooManyValuesError(expected);
        return -1;
    } else {
        return __Pyx_IterFinish();
    }
    return 0;
}

/* IterNext */
static PyObject *__Pyx_PyIter_Next2Default(PyObject* defval) {
    PyObject* exc_type;
    __Pyx_PyThreadState_declare
    __Pyx_PyThreadState_assign
    exc_type = __Pyx_PyErr_Occurred();
    if (unlikely(exc_type)) {
        if (!defval || unlikely(!__Pyx_PyErr_GivenExceptionMatches(exc_type, PyExc_StopIteration)))
            return NULL;
        __Pyx_PyErr_Clear();
        Py_INCREF(defval);
        return defval;
    }
    if (defval) {
        Py_INCREF(defval);
        return defval;
    }
    __Pyx_PyErr_SetNone(PyExc_StopIteration);
    return NULL;
}
static void __Pyx_PyIter_Next_ErrorNoIterator(PyObject *iterator) {
    PyErr_Format(PyExc_TypeError,
        "%.200s object is not an iterator", Py_TYPE(iterator)->tp_name);
}
static CYTHON_INLINE PyObject *__Pyx_PyIter_Next2(PyObject* iterator, PyObject* defval) {
    PyObject* next;
    iternextfunc iternext = Py_TYPE(iterator)->tp_iternext;
    if (likely(iternext)) {
#if CYTHON_USE_TYPE_SLOTS
        next = iternext(iterator);
        if (likely(next))
            return next;
        #if PY_VERSION_HEX >= 0x02070000
        if (unlikely(iternext == &_PyObject_NextNotImplemented))
            return NULL;
        #endif
#else
        next = PyIter_Next(iterator);
        if (likely(next))
            return next;
#endif
    } else if (CYTHON_USE_TYPE_SLOTS || unlikely(!PyIter_Check(iterator))) {
        __Pyx_PyIter_Next_ErrorNoIterator(iterator);
        return NULL;
    }
#if !CYTHON_USE_TYPE_SLOTS
    else {
        next = PyIter_Next(iterator);
        if (likely(next))
            return next;
    }
#endif
    return __Pyx_PyIter_Next2Default(defval);
}

/* DictGetItem */
#if PY_MAJOR_VERSION >= 3 && !CYTHON_COMPILING_IN_PYPY
static PyObject *__Pyx_PyDict_GetItem(PyObject *d, PyObject* key) {
    PyObject *value;
    value = PyDict_GetItemWithError(d, key);
    if (unlikely(!value)) {
        if (!PyErr_Occurred()) {
            if (unlikely(PyTuple_Check(key))) {
                PyObject* args = PyTuple_Pack(1, key);
                if (likely(args)) {
                    PyErr_SetObject(PyExc_KeyError, args);
                    Py_DECREF(args);
                }
            } else {
                PyErr_SetObject(PyExc_KeyError, key);
            }
        }
        return NULL;
    }
    Py_INCREF(value);
    return value;
}
#endif

/* UnpackUnboundCMethod */
static int __Pyx_TryUnpackUnboundCMethod(__Pyx_CachedCFunction* target) {
    PyObject *method;
    method = __Pyx_PyObject_GetAttrStr(target->type, *target->method_name);
    if (unlikely(!method))
        return -1;
    target->method = method;
#if CYTHON_COMPILING_IN_CPYTHON
    #if PY_MAJOR_VERSION >= 3
    if (likely(__Pyx_TypeCheck(method, &PyMethodDescr_Type)))
    #endif
    {
        PyMethodDescrObject *descr = (PyMethodDescrObject*) method;
        target->func = descr->d_method->ml_meth;
        target->flag = descr->d_method->ml_flags & ~(METH_CLASS | METH_STATIC | METH_COEXIST | METH_STACKLESS);
    }
#endif
    return 0;
}

/* CallUnboundCMethod1 */
#if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE PyObject* __Pyx_CallUnboundCMethod1(__Pyx_CachedCFunction* cfunc, PyObject* self, PyObject* arg) {
    if (likely(cfunc->func)) {
        int flag = cfunc->flag;
        if (flag == METH_O) {
            return (*(cfunc->func))(self, arg);
        } else if (PY_VERSION_HEX >= 0x030600B1 && flag == METH_FASTCALL) {
            if (PY_VERSION_HEX >= 0x030700A0) {
                return (*(__Pyx_PyCFunctionFast)(void*)(PyCFunction)cfunc->func)(self, &arg, 1);
            } else {
                return (*(__Pyx_PyCFunctionFastWithKeywords)(void*)(PyCFunction)cfunc->func)(self, &arg, 1, NULL);
            }
        } else if (PY_VERSION_HEX >= 0x030700A0 && flag == (METH_FASTCALL | METH_KEYWORDS)) {
            return (*(__Pyx_PyCFunctionFastWithKeywords)(void*)(PyCFunction)cfunc->func)(self, &arg, 1, NULL);
        }
    }
    return __Pyx__CallUnboundCMethod1(cfunc, self, arg);
}
#endif
static PyObject* __Pyx__CallUnboundCMethod1(__Pyx_CachedCFunction* cfunc, PyObject* self, PyObject* arg){
    PyObject *args, *result = NULL;
    if (unlikely(!cfunc->func && !cfunc->method) && unlikely(__Pyx_TryUnpackUnboundCMethod(cfunc) < 0)) return NULL;
#if CYTHON_COMPILING_IN_CPYTHON
    if (cfunc->func && (cfunc->flag & METH_VARARGS)) {
        args = PyTuple_New(1);
        if (unlikely(!args)) goto bad;
        Py_INCREF(arg);
        PyTuple_SET_ITEM(args, 0, arg);
        if (cfunc->flag & METH_KEYWORDS)
            result = (*(PyCFunctionWithKeywords)(void*)(PyCFunction)cfunc->func)(self, args, NULL);
        else
            result = (*cfunc->func)(self, args);
    } else {
        args = PyTuple_New(2);
        if (unlikely(!args)) goto bad;
        Py_INCREF(self);
        PyTuple_SET_ITEM(args, 0, self);
        Py_INCREF(arg);
        PyTuple_SET_ITEM(args, 1, arg);
        result = __Pyx_PyObject_Call(cfunc->method, args, NULL);
    }
#else
    args = PyTuple_Pack(2, self, arg);
    if (unlikely(!args)) goto bad;
    result = __Pyx_PyObject_Call(cfunc->method, args, NULL);
#endif
bad:
    Py_XDECREF(args);
    return result;
}

/* CallUnboundCMethod2 */
#if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX >= 0x030600B1
static CYTHON_INLINE PyObject *__Pyx_CallUnboundCMethod2(__Pyx_CachedCFunction *cfunc, PyObject *self, PyObject *arg1, PyObject *arg2) {
    if (likely(cfunc->func)) {
        PyObject *args[2] = {arg1, arg2};
        if (cfunc->flag == METH_FASTCALL) {
            #if PY_VERSION_HEX >= 0x030700A0
            return (*(__Pyx_PyCFunctionFast)(void*)(PyCFunction)cfunc->func)(self, args, 2);
            #else
            return (*(__Pyx_PyCFunctionFastWithKeywords)(void*)(PyCFunction)cfunc->func)(self, args, 2, NULL);
            #endif
        }
        #if PY_VERSION_HEX >= 0x030700A0
        if (cfunc->flag == (METH_FASTCALL | METH_KEYWORDS))
            return (*(__Pyx_PyCFunctionFastWithKeywords)(void*)(PyCFunction)cfunc->func)(self, args, 2, NULL);
        #endif
    }
    return __Pyx__CallUnboundCMethod2(cfunc, self, arg1, arg2);
}
#endif
static PyObject* __Pyx__CallUnboundCMethod2(__Pyx_CachedCFunction* cfunc, PyObject* self, PyObject* arg1, PyObject* arg2){
    PyObject *args, *result = NULL;
    if (unlikely(!cfunc->func && !cfunc->method) && unlikely(__Pyx_TryUnpackUnboundCMethod(cfunc) < 0)) return NULL;
#if CYTHON_COMPILING_IN_CPYTHON
    if (cfunc->func && (cfunc->flag & METH_VARARGS)) {
        args = PyTuple_New(2);
        if (unlikely(!args)) goto bad;
        Py_INCREF(arg1);
        PyTuple_SET_ITEM(args, 0, arg1);
        Py_INCREF(arg2);
        PyTuple_SET_ITEM(args, 1, arg2);
        if (cfunc->flag & METH_KEYWORDS)
            result = (*(PyCFunctionWithKeywords)(void*)(PyCFunction)cfunc->func)(self, args, NULL);
        else
            result = (*cfunc->func)(self, args);
    } else {
        args = PyTuple_New(3);
        if (unlikely(!args)) goto bad;
        Py_INCREF(self);
        PyTuple_SET_ITEM(args, 0, self);
        Py_INCREF(arg1);
        PyTuple_SET_ITEM(args, 1, arg1);
        Py_INCREF(arg2);
        PyTuple_SET_ITEM(args, 2, arg2);
        result = __Pyx_PyObject_Call(cfunc->method, args, NULL);
    }
#else
    args = PyTuple_Pack(3, self, arg1, arg2);
    if (unlikely(!args)) goto bad;
    result = __Pyx_PyObject_Call(cfunc->method, args, NULL);
#endif
bad:
    Py_XDECREF(args);
    return result;
}

/* dict_getitem_default */
static PyObject* __Pyx_PyDict_GetItemDefault(PyObject* d, PyObject* key, PyObject* default_value) {
    PyObject* value;
#if PY_MAJOR_VERSION >= 3 && !CYTHON_COMPILING_IN_PYPY
    value = PyDict_GetItemWithError(d, key);
    if (unlikely(!value)) {
        if (unlikely(PyErr_Occurred()))
            return NULL;
        value = default_value;
    }
    Py_INCREF(value);
    if ((1));
#else
    if (PyString_CheckExact(key) || PyUnicode_CheckExact(key) || PyInt_CheckExact(key)) {
        value = PyDict_GetItem(d, key);
        if (unlikely(!value)) {
            value = default_value;
        }
        Py_INCREF(value);
    }
#endif
    else {
        if (default_value == Py_None)
            value = __Pyx_CallUnboundCMethod1(&__pyx_umethod_PyDict_Type_get, d, key);
        else
            value = __Pyx_CallUnboundCMethod2(&__pyx_umethod_PyDict_Type_get, d, key, default_value);
    }
    return value;
}

/* PyObjectCallMethod0 */
static PyObject* __Pyx_PyObject_CallMethod0(PyObject* obj, PyObject* method_name) {
    PyObject *method = NULL, *result = NULL;
    int is_method = __Pyx_PyObject_GetMethod(obj, method_name, &method);
    if (likely(is_method)) {
        result = __Pyx_PyObject_CallOneArg(method, obj);
        Py_DECREF(method);
        return result;
    }
    if (unlikely(!method)) goto bad;
    result = __Pyx_PyObject_CallNoArg(method);
    Py_DECREF(method);
bad:
    return result;
}

/* RaiseNoneIterError */
static CYTHON_INLINE void __Pyx_RaiseNoneNotIterableError(void) {
    PyErr_SetString(PyExc_TypeError, "'NoneType' object is not iterable");
}

/* UnpackTupleError */
static void __Pyx_UnpackTupleError(PyObject *t, Py_ssize_t index) {
    if (t == Py_None) {
      __Pyx_RaiseNoneNotIterableError();
    } else if (PyTuple_GET_SIZE(t) < index) {
      __Pyx_RaiseNeedMoreValuesError(PyTuple_GET_SIZE(t));
    } else {
      __Pyx_RaiseTooManyValuesError(index);
    }
}

/* UnpackTuple2 */
static CYTHON_INLINE int __Pyx_unpack_tuple2_exact(
        PyObject* tuple, PyObject** pvalue1, PyObject** pvalue2, int decref_tuple) {
    PyObject *value1 = NULL, *value2 = NULL;
#if CYTHON_COMPILING_IN_PYPY
    value1 = PySequence_ITEM(tuple, 0);  if (unlikely(!value1)) goto bad;
    value2 = PySequence_ITEM(tuple, 1);  if (unlikely(!value2)) goto bad;
#else
    value1 = PyTuple_GET_ITEM(tuple, 0);  Py_INCREF(value1);
    value2 = PyTuple_GET_ITEM(tuple, 1);  Py_INCREF(value2);
#endif
    if (decref_tuple) {
        Py_DECREF(tuple);
    }
    *pvalue1 = value1;
    *pvalue2 = value2;
    return 0;
#if CYTHON_COMPILING_IN_PYPY
bad:
    Py_XDECREF(value1);
    Py_XDECREF(value2);
    if (decref_tuple) { Py_XDECREF(tuple); }
    return -1;
#endif
}
static int __Pyx_unpack_tuple2_generic(PyObject* tuple, PyObject** pvalue1, PyObject** pvalue2,
                                       int has_known_size, int decref_tuple) {
    Py_ssize_t index;
    PyObject *value1 = NULL, *value2 = NULL, *iter = NULL;
    iternextfunc iternext;
    iter = PyObject_GetIter(tuple);
    if (unlikely(!iter)) goto bad;
    if (decref_tuple) { Py_DECREF(tuple); tuple = NULL; }
    iternext = Py_TYPE(iter)->tp_iternext;
    value1 = iternext(iter); if (unlikely(!value1)) { index = 0; goto unpacking_failed; }
    value2 = iternext(iter); if (unlikely(!value2)) { index = 1; goto unpacking_failed; }
    if (!has_known_size && unlikely(__Pyx_IternextUnpackEndCheck(iternext(iter), 2))) goto bad;
    Py_DECREF(iter);
    *pvalue1 = value1;
    *pvalue2 = value2;
    return 0;
unpacking_failed:
    if (!has_known_size && __Pyx_IterFinish() == 0)
        __Pyx_RaiseNeedMoreValuesError(index);
bad:
    Py_XDECREF(iter);
    Py_XDECREF(value1);
    Py_XDECREF(value2);
    if (decref_tuple) { Py_XDECREF(tuple); }
    return -1;
}

/* dict_iter */
static CYTHON_INLINE PyObject* __Pyx_dict_iterator(PyObject* iterable, int is_dict, PyObject* method_name,
                                                   Py_ssize_t* p_orig_length, int* p_source_is_dict) {
    is_dict = is_dict || likely(PyDict_CheckExact(iterable));
    *p_source_is_dict = is_dict;
    if (is_dict) {
#if !CYTHON_COMPILING_IN_PYPY
        *p_orig_length = PyDict_Size(iterable);
        Py_INCREF(iterable);
        return iterable;
#elif PY_MAJOR_VERSION >= 3
        static PyObject *py_items = NULL, *py_keys = NULL, *py_values = NULL;
        PyObject **pp = NULL;
        if (method_name) {
            const char *name = PyUnicode_AsUTF8(method_name);
            if (strcmp(name, "iteritems") == 0) pp = &py_items;
            else if (strcmp(name, "iterkeys") == 0) pp = &py_keys;
            else if (strcmp(name, "itervalues") == 0) pp = &py_values;
            if (pp) {
                if (!*pp) {
                    *pp = PyUnicode_FromString(name + 4);
                    if (!*pp)
                        return NULL;
                }
                method_name = *pp;
            }
        }
#endif
    }
    *p_orig_length = 0;
    if (method_name) {
        PyObject* iter;
        iterable = __Pyx_PyObject_CallMethod0(iterable, method_name);
        if (!iterable)
            return NULL;
#if !CYTHON_COMPILING_IN_PYPY
        if (PyTuple_CheckExact(iterable) || PyList_CheckExact(iterable))
            return iterable;
#endif
        iter = PyObject_GetIter(iterable);
        Py_DECREF(iterable);
        return iter;
    }
    return PyObject_GetIter(iterable);
}
static CYTHON_INLINE int __Pyx_dict_iter_next(
        PyObject* iter_obj, CYTHON_NCP_UNUSED Py_ssize_t orig_length, CYTHON_NCP_UNUSED Py_ssize_t* ppos,
        PyObject** pkey, PyObject** pvalue, PyObject** pitem, int source_is_dict) {
    PyObject* next_item;
#if !CYTHON_COMPILING_IN_PYPY
    if (source_is_dict) {
        PyObject *key, *value;
        if (unlikely(orig_length != PyDict_Size(iter_obj))) {
            PyErr_SetString(PyExc_RuntimeError, "dictionary changed size during iteration");
            return -1;
        }
        if (unlikely(!PyDict_Next(iter_obj, ppos, &key, &value))) {
            return 0;
        }
        if (pitem) {
            PyObject* tuple = PyTuple_New(2);
            if (unlikely(!tuple)) {
                return -1;
            }
            Py_INCREF(key);
            Py_INCREF(value);
            PyTuple_SET_ITEM(tuple, 0, key);
            PyTuple_SET_ITEM(tuple, 1, value);
            *pitem = tuple;
        } else {
            if (pkey) {
                Py_INCREF(key);
                *pkey = key;
            }
            if (pvalue) {
                Py_INCREF(value);
                *pvalue = value;
            }
        }
        return 1;
    } else if (PyTuple_CheckExact(iter_obj)) {
        Py_ssize_t pos = *ppos;
        if (unlikely(pos >= PyTuple_GET_SIZE(iter_obj))) return 0;
        *ppos = pos + 1;
        next_item = PyTuple_GET_ITEM(iter_obj, pos);
        Py_INCREF(next_item);
    } else if (PyList_CheckExact(iter_obj)) {
        Py_ssize_t pos = *ppos;
        if (unlikely(pos >= PyList_GET_SIZE(iter_obj))) return 0;
        *ppos = pos + 1;
        next_item = PyList_GET_ITEM(iter_obj, pos);
        Py_INCREF(next_item);
    } else
#endif
    {
        next_item = PyIter_Next(iter_obj);
        if (unlikely(!next_item)) {
            return __Pyx_IterFinish();
        }
    }
    if (pitem) {
        *pitem = next_item;
    } else if (pkey && pvalue) {
        if (__Pyx_unpack_tuple2(next_item, pkey, pvalue, source_is_dict, source_is_dict, 1))
            return -1;
    } else if (pkey) {
        *pkey = next_item;
    } else {
        *pvalue = next_item;
    }
    return 1;
}

/* PyIntCompare */
static CYTHON_INLINE PyObject* __Pyx_PyInt_NeObjC(PyObject *op1, PyObject *op2, CYTHON_UNUSED long intval, CYTHON_UNUSED long inplace) {
    if (op1 == op2) {
        Py_RETURN_FALSE;
    }
    #if PY_MAJOR_VERSION < 3
    if (likely(PyInt_CheckExact(op1))) {
        const long b = intval;
        long a = PyInt_AS_LONG(op1);
        if (a != b) Py_RETURN_TRUE; else Py_RETURN_FALSE;
    }
    #endif
    #if CYTHON_USE_PYLONG_INTERNALS
    if (likely(PyLong_CheckExact(op1))) {
        int unequal;
        unsigned long uintval;
        Py_ssize_t size = Py_SIZE(op1);
        const digit* digits = ((PyLongObject*)op1)->ob_digit;
        if (intval == 0) {
            if (size != 0) Py_RETURN_TRUE; else Py_RETURN_FALSE;
        } else if (intval < 0) {
            if (size >= 0)
                Py_RETURN_TRUE;
            intval = -intval;
            size = -size;
        } else {
            if (size <= 0)
                Py_RETURN_TRUE;
        }
        uintval = (unsigned long) intval;
#if PyLong_SHIFT * 4 < SIZEOF_LONG*8
        if (uintval >> (PyLong_SHIFT * 4)) {
            unequal = (size != 5) || (digits[0] != (uintval & (unsigned long) PyLong_MASK))
                 | (digits[1] != ((uintval >> (1 * PyLong_SHIFT)) & (unsigned long) PyLong_MASK)) | (digits[2] != ((uintval >> (2 * PyLong_SHIFT)) & (unsigned long) PyLong_MASK)) | (digits[3] != ((uintval >> (3 * PyLong_SHIFT)) & (unsigned long) PyLong_MASK)) | (digits[4] != ((uintval >> (4 * PyLong_SHIFT)) & (unsigned long) PyLong_MASK));
        } else
#endif
#if PyLong_SHIFT * 3 < SIZEOF_LONG*8
        if (uintval >> (PyLong_SHIFT * 3)) {
            unequal = (size != 4) || (digits[0] != (uintval & (unsigned long) PyLong_MASK))
                 | (digits[1] != ((uintval >> (1 * PyLong_SHIFT)) & (unsigned long) PyLong_MASK)) | (digits[2] != ((uintval >> (2 * PyLong_SHIFT)) & (unsigned long) PyLong_MASK)) | (digits[3] != ((uintval >> (3 * PyLong_SHIFT)) & (unsigned long) PyLong_MASK));
        } else
#endif
#if PyLong_SHIFT * 2 < SIZEOF_LONG*8
        if (uintval >> (PyLong_SHIFT * 2)) {
            unequal = (size != 3) || (digits[0] != (uintval & (unsigned long) PyLong_MASK))
                 | (digits[1] != ((uintval >> (1 * PyLong_SHIFT)) & (unsigned long) PyLong_MASK)) | (digits[2] != ((uintval >> (2 * PyLong_SHIFT)) & (unsigned long) PyLong_MASK));
        } else
#endif
#if PyLong_SHIFT * 1 < SIZEOF_LONG*8
        if (uintval >> (PyLong_SHIFT * 1)) {
            unequal = (size != 2) || (digits[0] != (uintval & (unsigned long) PyLong_MASK))
                 | (digits[1] != ((uintval >> (1 * PyLong_SHIFT)) & (unsigned long) PyLong_MASK));
        } else
#endif
            unequal = (size != 1) || (((unsigned long) digits[0]) != (uintval & (unsigned long) PyLong_MASK));
        if (unequal != 0) Py_RETURN_TRUE; else Py_RETURN_FALSE;
    }
    #endif
    if (PyFloat_CheckExact(op1)) {
        const long b = intval;
        double a = PyFloat_AS_DOUBLE(op1);
        if ((double)a != (double)b) Py_RETURN_TRUE; else Py_RETURN_FALSE;
    }
    return (
        PyObject_RichCompare(op1, op2, Py_NE));
}

/* WriteUnraisableException */
static void __Pyx_WriteUnraisable(const char *name, CYTHON_UNUSED int clineno,
                                  CYTHON_UNUSED int lineno, CYTHON_UNUSED const char *filename,
                                  int full_traceback, CYTHON_UNUSED int nogil) {
    PyObject *old_exc, *old_val, *old_tb;
    PyObject *ctx;
    __Pyx_PyThreadState_declare
#ifdef WITH_THREAD
    PyGILState_STATE state;
    if (nogil)
        state = PyGILState_Ensure();
#ifdef _MSC_VER
    else state = (PyGILState_STATE)-1;
#endif
#endif
    __Pyx_PyThreadState_assign
    __Pyx_ErrFetch(&old_exc, &old_val, &old_tb);
    if (full_traceback) {
        Py_XINCREF(old_exc);
        Py_XINCREF(old_val);
        Py_XINCREF(old_tb);
        __Pyx_ErrRestore(old_exc, old_val, old_tb);
        PyErr_PrintEx(1);
    }
    #if PY_MAJOR_VERSION < 3
    ctx = PyString_FromString(name);
    #else
    ctx = PyUnicode_FromString(name);
    #endif
    __Pyx_ErrRestore(old_exc, old_val, old_tb);
    if (!ctx) {
        PyErr_WriteUnraisable(Py_None);
    } else {
        PyErr_WriteUnraisable(ctx);
        Py_DECREF(ctx);
    }
#ifdef WITH_THREAD
    if (nogil)
        PyGILState_Release(state);
#endif
}

/* ArgTypeTest */
static int __Pyx__ArgTypeTest(PyObject *obj, PyTypeObject *type, const char *name, int exact)
{
    if (unlikely(!type)) {
        PyErr_SetString(PyExc_SystemError, "Missing type object");
        return 0;
    }
    else if (exact) {
        #if PY_MAJOR_VERSION == 2
        if ((type == &PyBaseString_Type) && likely(__Pyx_PyBaseString_CheckExact(obj))) return 1;
        #endif
    }
    else {
        if (likely(__Pyx_TypeCheck(obj, type))) return 1;
    }
    PyErr_Format(PyExc_TypeError,
        "Argument '%.200s' has incorrect type (expected %.200s, got %.200s)",
        name, type->tp_name, Py_TYPE(obj)->tp_name);
    return 0;
}

/* PyErrExceptionMatches */
#if CYTHON_FAST_THREAD_STATE
static int __Pyx_PyErr_ExceptionMatchesTuple(PyObject *exc_type, PyObject *tuple) {
    Py_ssize_t i, n;
    n = PyTuple_GET_SIZE(tuple);
#if PY_MAJOR_VERSION >= 3
    for (i=0; i<n; i++) {
        if (exc_type == PyTuple_GET_ITEM(tuple, i)) return 1;
    }
#endif
    for (i=0; i<n; i++) {
        if (__Pyx_PyErr_GivenExceptionMatches(exc_type, PyTuple_GET_ITEM(tuple, i))) return 1;
    }
    return 0;
}
static CYTHON_INLINE int __Pyx_PyErr_ExceptionMatchesInState(PyThreadState* tstate, PyObject* err) {
    PyObject *exc_type = tstate->curexc_type;
    if (exc_type == err) return 1;
    if (unlikely(!exc_type)) return 0;
    if (unlikely(PyTuple_Check(err)))
        return __Pyx_PyErr_ExceptionMatchesTuple(exc_type, err);
    return __Pyx_PyErr_GivenExceptionMatches(exc_type, err);
}
#endif

/* GetAttr */
static CYTHON_INLINE PyObject *__Pyx_GetAttr(PyObject *o, PyObject *n) {
#if CYTHON_USE_TYPE_SLOTS
#if PY_MAJOR_VERSION >= 3
    if (likely(PyUnicode_Check(n)))
#else
    if (likely(PyString_Check(n)))
#endif
        return __Pyx_PyObject_GetAttrStr(o, n);
#endif
    return PyObject_GetAttr(o, n);
}

/* GetAttr3 */
static PyObject *__Pyx_GetAttr3Default(PyObject *d) {
    __Pyx_PyThreadState_declare
    __Pyx_PyThreadState_assign
    if (unlikely(!__Pyx_PyErr_ExceptionMatches(PyExc_AttributeError)))
        return NULL;
    __Pyx_PyErr_Clear();
    Py_INCREF(d);
    return d;
}
static CYTHON_INLINE PyObject *__Pyx_GetAttr3(PyObject *o, PyObject *n, PyObject *d) {
    PyObject *r = __Pyx_GetAttr(o, n);
    return (likely(r)) ? r : __Pyx_GetAttr3Default(d);
}

/* PyObjectSetAttrStr */
#if CYTHON_USE_TYPE_SLOTS
static CYTHON_INLINE int __Pyx_PyObject_SetAttrStr(PyObject* obj, PyObject* attr_name, PyObject* value) {
    PyTypeObject* tp = Py_TYPE(obj);
    if (likely(tp->tp_setattro))
        return tp->tp_setattro(obj, attr_name, value);
#if PY_MAJOR_VERSION < 3
    if (likely(tp->tp_setattr))
        return tp->tp_setattr(obj, PyString_AS_STRING(attr_name), value);
#endif
    return PyObject_SetAttr(obj, attr_name, value);
}
#endif

/* ObjectGetItem */
#if CYTHON_USE_TYPE_SLOTS
static PyObject *__Pyx_PyObject_GetIndex(PyObject *obj, PyObject* index) {
    PyObject *runerr;
    Py_ssize_t key_value;
    PySequenceMethods *m = Py_TYPE(obj)->tp_as_sequence;
    if (unlikely(!(m && m->sq_item))) {
        PyErr_Format(PyExc_TypeError, "'%.200s' object is not subscriptable", Py_TYPE(obj)->tp_name);
        return NULL;
    }
    key_value = __Pyx_PyIndex_AsSsize_t(index);
    if (likely(key_value != -1 || !(runerr = PyErr_Occurred()))) {
        return __Pyx_GetItemInt_Fast(obj, key_value, 0, 1, 1);
    }
    if (PyErr_GivenExceptionMatches(runerr, PyExc_OverflowError)) {
        PyErr_Clear();
        PyErr_Format(PyExc_IndexError, "cannot fit '%.200s' into an index-sized integer", Py_TYPE(index)->tp_name);
    }
    return NULL;
}
static PyObject *__Pyx_PyObject_GetItem(PyObject *obj, PyObject* key) {
    PyMappingMethods *m = Py_TYPE(obj)->tp_as_mapping;
    if (likely(m && m->mp_subscript)) {
        return m->mp_subscript(obj, key);
    }
    return __Pyx_PyObject_GetIndex(obj, key);
}
#endif

/* PyIntBinop */
#if !CYTHON_COMPILING_IN_PYPY
static PyObject* __Pyx_PyInt_AddObjC(PyObject *op1, PyObject *op2, CYTHON_UNUSED long intval, int inplace, int zerodivision_check) {
    (void)inplace;
    (void)zerodivision_check;
    #if PY_MAJOR_VERSION < 3
    if (likely(PyInt_CheckExact(op1))) {
        const long b = intval;
        long x;
        long a = PyInt_AS_LONG(op1);
            x = (long)((unsigned long)a + b);
            if (likely((x^a) >= 0 || (x^b) >= 0))
                return PyInt_FromLong(x);
            return PyLong_Type.tp_as_number->nb_add(op1, op2);
    }
    #endif
    #if CYTHON_USE_PYLONG_INTERNALS
    if (likely(PyLong_CheckExact(op1))) {
        const long b = intval;
        long a, x;
#ifdef HAVE_LONG_LONG
        const PY_LONG_LONG llb = intval;
        PY_LONG_LONG lla, llx;
#endif
        const digit* digits = ((PyLongObject*)op1)->ob_digit;
        const Py_ssize_t size = Py_SIZE(op1);
        if (likely(__Pyx_sst_abs(size) <= 1)) {
            a = likely(size) ? digits[0] : 0;
            if (size == -1) a = -a;
        } else {
            switch (size) {
                case -2:
                    if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                        a = -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
#ifdef HAVE_LONG_LONG
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 2 * PyLong_SHIFT) {
                        lla = -(PY_LONG_LONG) (((((unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
#endif
                    }
                    CYTHON_FALLTHROUGH;
                case 2:
                    if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                        a = (long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
#ifdef HAVE_LONG_LONG
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 2 * PyLong_SHIFT) {
                        lla = (PY_LONG_LONG) (((((unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
#endif
                    }
                    CYTHON_FALLTHROUGH;
                case -3:
                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                        a = -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
#ifdef HAVE_LONG_LONG
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 3 * PyLong_SHIFT) {
                        lla = -(PY_LONG_LONG) (((((((unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
#endif
                    }
                    CYTHON_FALLTHROUGH;
                case 3:
                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                        a = (long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
#ifdef HAVE_LONG_LONG
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 3 * PyLong_SHIFT) {
                        lla = (PY_LONG_LONG) (((((((unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
#endif
                    }
                    CYTHON_FALLTHROUGH;
                case -4:
                    if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                        a = -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
#ifdef HAVE_LONG_LONG
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 4 * PyLong_SHIFT) {
                        lla = -(PY_LONG_LONG) (((((((((unsigned PY_LONG_LONG)digits[3]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
#endif
                    }
                    CYTHON_FALLTHROUGH;
                case 4:
                    if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                        a = (long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
#ifdef HAVE_LONG_LONG
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 4 * PyLong_SHIFT) {
                        lla = (PY_LONG_LONG) (((((((((unsigned PY_LONG_LONG)digits[3]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
#endif
                    }
                    CYTHON_FALLTHROUGH;
                default: return PyLong_Type.tp_as_number->nb_add(op1, op2);
            }
        }
                x = a + b;
            return PyLong_FromLong(x);
#ifdef HAVE_LONG_LONG
        long_long:
                llx = lla + llb;
            return PyLong_FromLongLong(llx);
#endif
        
        
    }
    #endif
    if (PyFloat_CheckExact(op1)) {
        const long b = intval;
        double a = PyFloat_AS_DOUBLE(op1);
            double result;
            PyFPE_START_PROTECT("add", return NULL)
            result = ((double)a) + (double)b;
            PyFPE_END_PROTECT(result)
            return PyFloat_FromDouble(result);
    }
    return (inplace ? PyNumber_InPlaceAdd : PyNumber_Add)(op1, op2);
}
#endif

/* FetchCommonType */
static PyTypeObject* __Pyx_FetchCommonType(PyTypeObject* type) {
    PyObject* fake_module;
    PyTypeObject* cached_type = NULL;
    fake_module = PyImport_AddModule((char*) "_cython_" CYTHON_ABI);
    if (!fake_module) return NULL;
    Py_INCREF(fake_module);
    cached_type = (PyTypeObject*) PyObject_GetAttrString(fake_module, type->tp_name);
    if (cached_type) {
        if (!PyType_Check((PyObject*)cached_type)) {
            PyErr_Format(PyExc_TypeError,
                "Shared Cython type %.200s is not a type object",
                type->tp_name);
            goto bad;
        }
        if (cached_type->tp_basicsize != type->tp_basicsize) {
            PyErr_Format(PyExc_TypeError,
                "Shared Cython type %.200s has the wrong size, try recompiling",
                type->tp_name);
            goto bad;
        }
    } else {
        if (!PyErr_ExceptionMatches(PyExc_AttributeError)) goto bad;
        PyErr_Clear();
        if (PyType_Ready(type) < 0) goto bad;
        if (PyObject_SetAttrString(fake_module, type->tp_name, (PyObject*) type) < 0)
            goto bad;
        Py_INCREF(type);
        cached_type = type;
    }
done:
    Py_DECREF(fake_module);
    return cached_type;
bad:
    Py_XDECREF(cached_type);
    cached_type = NULL;
    goto done;
}

/* GetTopmostException */
#if CYTHON_USE_EXC_INFO_STACK
static _PyErr_StackItem *
__Pyx_PyErr_GetTopmostException(PyThreadState *tstate)
{
    _PyErr_StackItem *exc_info = tstate->exc_info;
    while ((exc_info->exc_type == NULL || exc_info->exc_type == Py_None) &&
           exc_info->previous_item != NULL)
    {
        exc_info = exc_info->previous_item;
    }
    return exc_info;
}
#endif

/* SaveResetException */
#if CYTHON_FAST_THREAD_STATE
static CYTHON_INLINE void __Pyx__ExceptionSave(PyThreadState *tstate, PyObject **type, PyObject **value, PyObject **tb) {
    #if CYTHON_USE_EXC_INFO_STACK
    _PyErr_StackItem *exc_info = __Pyx_PyErr_GetTopmostException(tstate);
    *type = exc_info->exc_type;
    *value = exc_info->exc_value;
    *tb = exc_info->exc_traceback;
    #else
    *type = tstate->exc_type;
    *value = tstate->exc_value;
    *tb = tstate->exc_traceback;
    #endif
    Py_XINCREF(*type);
    Py_XINCREF(*value);
    Py_XINCREF(*tb);
}
static CYTHON_INLINE void __Pyx__ExceptionReset(PyThreadState *tstate, PyObject *type, PyObject *value, PyObject *tb) {
    PyObject *tmp_type, *tmp_value, *tmp_tb;
    #if CYTHON_USE_EXC_INFO_STACK
    _PyErr_StackItem *exc_info = tstate->exc_info;
    tmp_type = exc_info->exc_type;
    tmp_value = exc_info->exc_value;
    tmp_tb = exc_info->exc_traceback;
    exc_info->exc_type = type;
    exc_info->exc_value = value;
    exc_info->exc_traceback = tb;
    #else
    tmp_type = tstate->exc_type;
    tmp_value = tstate->exc_value;
    tmp_tb = tstate->exc_traceback;
    tstate->exc_type = type;
    tstate->exc_value = value;
    tstate->exc_traceback = tb;
    #endif
    Py_XDECREF(tmp_type);
    Py_XDECREF(tmp_value);
    Py_XDECREF(tmp_tb);
}
#endif

/* SwapException */
#if CYTHON_FAST_THREAD_STATE
static CYTHON_INLINE void __Pyx__ExceptionSwap(PyThreadState *tstate, PyObject **type, PyObject **value, PyObject **tb) {
    PyObject *tmp_type, *tmp_value, *tmp_tb;
    #if CYTHON_USE_EXC_INFO_STACK
    _PyErr_StackItem *exc_info = tstate->exc_info;
    tmp_type = exc_info->exc_type;
    tmp_value = exc_info->exc_value;
    tmp_tb = exc_info->exc_traceback;
    exc_info->exc_type = *type;
    exc_info->exc_value = *value;
    exc_info->exc_traceback = *tb;
    #else
    tmp_type = tstate->exc_type;
    tmp_value = tstate->exc_value;
    tmp_tb = tstate->exc_traceback;
    tstate->exc_type = *type;
    tstate->exc_value = *value;
    tstate->exc_traceback = *tb;
    #endif
    *type = tmp_type;
    *value = tmp_value;
    *tb = tmp_tb;
}
#else
static CYTHON_INLINE void __Pyx_ExceptionSwap(PyObject **type, PyObject **value, PyObject **tb) {
    PyObject *tmp_type, *tmp_value, *tmp_tb;
    PyErr_GetExcInfo(&tmp_type, &tmp_value, &tmp_tb);
    PyErr_SetExcInfo(*type, *value, *tb);
    *type = tmp_type;
    *value = tmp_value;
    *tb = tmp_tb;
}
#endif

/* CoroutineBase */
#include <structmember.h>
#include <frameobject.h>
#define __Pyx_Coroutine_Undelegate(gen) Py_CLEAR((gen)->yieldfrom)
static int __Pyx_PyGen__FetchStopIterationValue(CYTHON_UNUSED PyThreadState *__pyx_tstate, PyObject **pvalue) {
    PyObject *et, *ev, *tb;
    PyObject *value = NULL;
    __Pyx_ErrFetch(&et, &ev, &tb);
    if (!et) {
        Py_XDECREF(tb);
        Py_XDECREF(ev);
        Py_INCREF(Py_None);
        *pvalue = Py_None;
        return 0;
    }
    if (likely(et == PyExc_StopIteration)) {
        if (!ev) {
            Py_INCREF(Py_None);
            value = Py_None;
        }
#if PY_VERSION_HEX >= 0x030300A0
        else if (Py_TYPE(ev) == (PyTypeObject*)PyExc_StopIteration) {
            value = ((PyStopIterationObject *)ev)->value;
            Py_INCREF(value);
            Py_DECREF(ev);
        }
#endif
        else if (unlikely(PyTuple_Check(ev))) {
            if (PyTuple_GET_SIZE(ev) >= 1) {
#if CYTHON_ASSUME_SAFE_MACROS && !CYTHON_AVOID_BORROWED_REFS
                value = PyTuple_GET_ITEM(ev, 0);
                Py_INCREF(value);
#else
                value = PySequence_ITEM(ev, 0);
#endif
            } else {
                Py_INCREF(Py_None);
                value = Py_None;
            }
            Py_DECREF(ev);
        }
        else if (!__Pyx_TypeCheck(ev, (PyTypeObject*)PyExc_StopIteration)) {
            value = ev;
        }
        if (likely(value)) {
            Py_XDECREF(tb);
            Py_DECREF(et);
            *pvalue = value;
            return 0;
        }
    } else if (!__Pyx_PyErr_GivenExceptionMatches(et, PyExc_StopIteration)) {
        __Pyx_ErrRestore(et, ev, tb);
        return -1;
    }
    PyErr_NormalizeException(&et, &ev, &tb);
    if (unlikely(!PyObject_TypeCheck(ev, (PyTypeObject*)PyExc_StopIteration))) {
        __Pyx_ErrRestore(et, ev, tb);
        return -1;
    }
    Py_XDECREF(tb);
    Py_DECREF(et);
#if PY_VERSION_HEX >= 0x030300A0
    value = ((PyStopIterationObject *)ev)->value;
    Py_INCREF(value);
    Py_DECREF(ev);
#else
    {
        PyObject* args = __Pyx_PyObject_GetAttrStr(ev, __pyx_n_s_args);
        Py_DECREF(ev);
        if (likely(args)) {
            value = PySequence_GetItem(args, 0);
            Py_DECREF(args);
        }
        if (unlikely(!value)) {
            __Pyx_ErrRestore(NULL, NULL, NULL);
            Py_INCREF(Py_None);
            value = Py_None;
        }
    }
#endif
    *pvalue = value;
    return 0;
}
static CYTHON_INLINE
void __Pyx_Coroutine_ExceptionClear(__Pyx_ExcInfoStruct *exc_state) {
    PyObject *t, *v, *tb;
    t = exc_state->exc_type;
    v = exc_state->exc_value;
    tb = exc_state->exc_traceback;
    exc_state->exc_type = NULL;
    exc_state->exc_value = NULL;
    exc_state->exc_traceback = NULL;
    Py_XDECREF(t);
    Py_XDECREF(v);
    Py_XDECREF(tb);
}
#define __Pyx_Coroutine_AlreadyRunningError(gen)  (__Pyx__Coroutine_AlreadyRunningError(gen), (PyObject*)NULL)
static void __Pyx__Coroutine_AlreadyRunningError(CYTHON_UNUSED __pyx_CoroutineObject *gen) {
    const char *msg;
    if ((0)) {
    #ifdef __Pyx_Coroutine_USED
    } else if (__Pyx_Coroutine_Check((PyObject*)gen)) {
        msg = "coroutine already executing";
    #endif
    #ifdef __Pyx_AsyncGen_USED
    } else if (__Pyx_AsyncGen_CheckExact((PyObject*)gen)) {
        msg = "async generator already executing";
    #endif
    } else {
        msg = "generator already executing";
    }
    PyErr_SetString(PyExc_ValueError, msg);
}
#define __Pyx_Coroutine_NotStartedError(gen)  (__Pyx__Coroutine_NotStartedError(gen), (PyObject*)NULL)
static void __Pyx__Coroutine_NotStartedError(CYTHON_UNUSED PyObject *gen) {
    const char *msg;
    if ((0)) {
    #ifdef __Pyx_Coroutine_USED
    } else if (__Pyx_Coroutine_Check(gen)) {
        msg = "can't send non-None value to a just-started coroutine";
    #endif
    #ifdef __Pyx_AsyncGen_USED
    } else if (__Pyx_AsyncGen_CheckExact(gen)) {
        msg = "can't send non-None value to a just-started async generator";
    #endif
    } else {
        msg = "can't send non-None value to a just-started generator";
    }
    PyErr_SetString(PyExc_TypeError, msg);
}
#define __Pyx_Coroutine_AlreadyTerminatedError(gen, value, closing)  (__Pyx__Coroutine_AlreadyTerminatedError(gen, value, closing), (PyObject*)NULL)
static void __Pyx__Coroutine_AlreadyTerminatedError(CYTHON_UNUSED PyObject *gen, PyObject *value, CYTHON_UNUSED int closing) {
    #ifdef __Pyx_Coroutine_USED
    if (!closing && __Pyx_Coroutine_Check(gen)) {
        PyErr_SetString(PyExc_RuntimeError, "cannot reuse already awaited coroutine");
    } else
    #endif
    if (value) {
        #ifdef __Pyx_AsyncGen_USED
        if (__Pyx_AsyncGen_CheckExact(gen))
            PyErr_SetNone(__Pyx_PyExc_StopAsyncIteration);
        else
        #endif
        PyErr_SetNone(PyExc_StopIteration);
    }
}
static
PyObject *__Pyx_Coroutine_SendEx(__pyx_CoroutineObject *self, PyObject *value, int closing) {
    __Pyx_PyThreadState_declare
    PyThreadState *tstate;
    __Pyx_ExcInfoStruct *exc_state;
    PyObject *retval;
    assert(!self->is_running);
    if (unlikely(self->resume_label == 0)) {
        if (unlikely(value && value != Py_None)) {
            return __Pyx_Coroutine_NotStartedError((PyObject*)self);
        }
    }
    if (unlikely(self->resume_label == -1)) {
        return __Pyx_Coroutine_AlreadyTerminatedError((PyObject*)self, value, closing);
    }
#if CYTHON_FAST_THREAD_STATE
    __Pyx_PyThreadState_assign
    tstate = __pyx_tstate;
#else
    tstate = __Pyx_PyThreadState_Current;
#endif
    exc_state = &self->gi_exc_state;
    if (exc_state->exc_type) {
        #if CYTHON_COMPILING_IN_PYPY || CYTHON_COMPILING_IN_PYSTON
        #else
        if (exc_state->exc_traceback) {
            PyTracebackObject *tb = (PyTracebackObject *) exc_state->exc_traceback;
            PyFrameObject *f = tb->tb_frame;
            Py_XINCREF(tstate->frame);
            assert(f->f_back == NULL);
            f->f_back = tstate->frame;
        }
        #endif
    }
#if CYTHON_USE_EXC_INFO_STACK
    exc_state->previous_item = tstate->exc_info;
    tstate->exc_info = exc_state;
#else
    if (exc_state->exc_type) {
        __Pyx_ExceptionSwap(&exc_state->exc_type, &exc_state->exc_value, &exc_state->exc_traceback);
    } else {
        __Pyx_Coroutine_ExceptionClear(exc_state);
        __Pyx_ExceptionSave(&exc_state->exc_type, &exc_state->exc_value, &exc_state->exc_traceback);
    }
#endif
    self->is_running = 1;
    retval = self->body((PyObject *) self, tstate, value);
    self->is_running = 0;
#if CYTHON_USE_EXC_INFO_STACK
    exc_state = &self->gi_exc_state;
    tstate->exc_info = exc_state->previous_item;
    exc_state->previous_item = NULL;
    __Pyx_Coroutine_ResetFrameBackpointer(exc_state);
#endif
    return retval;
}
static CYTHON_INLINE void __Pyx_Coroutine_ResetFrameBackpointer(__Pyx_ExcInfoStruct *exc_state) {
    PyObject *exc_tb = exc_state->exc_traceback;
    if (likely(exc_tb)) {
#if CYTHON_COMPILING_IN_PYPY || CYTHON_COMPILING_IN_PYSTON
#else
        PyTracebackObject *tb = (PyTracebackObject *) exc_tb;
        PyFrameObject *f = tb->tb_frame;
        Py_CLEAR(f->f_back);
#endif
    }
}
static CYTHON_INLINE
PyObject *__Pyx_Coroutine_MethodReturn(CYTHON_UNUSED PyObject* gen, PyObject *retval) {
    if (unlikely(!retval)) {
        __Pyx_PyThreadState_declare
        __Pyx_PyThreadState_assign
        if (!__Pyx_PyErr_Occurred()) {
            PyObject *exc = PyExc_StopIteration;
            #ifdef __Pyx_AsyncGen_USED
            if (__Pyx_AsyncGen_CheckExact(gen))
                exc = __Pyx_PyExc_StopAsyncIteration;
            #endif
            __Pyx_PyErr_SetNone(exc);
        }
    }
    return retval;
}
#if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX >= 0x03030000 && (defined(__linux__) || PY_VERSION_HEX >= 0x030600B3)
static CYTHON_INLINE
PyObject *__Pyx_PyGen_Send(PyGenObject *gen, PyObject *arg) {
#if PY_VERSION_HEX <= 0x030A00A1
    return _PyGen_Send(gen, arg);
#else
    PyObject *result;
    if (PyIter_Send((PyObject*)gen, arg ? arg : Py_None, &result) == PYGEN_RETURN) {
        if (PyAsyncGen_CheckExact(gen)) {
            assert(result == Py_None);
            PyErr_SetNone(PyExc_StopAsyncIteration);
        }
        else if (result == Py_None) {
            PyErr_SetNone(PyExc_StopIteration);
        }
        else {
            _PyGen_SetStopIterationValue(result);
        }
        Py_CLEAR(result);
    }
    return result;
#endif
}
#endif
static CYTHON_INLINE
PyObject *__Pyx_Coroutine_FinishDelegation(__pyx_CoroutineObject *gen) {
    PyObject *ret;
    PyObject *val = NULL;
    __Pyx_Coroutine_Undelegate(gen);
    __Pyx_PyGen__FetchStopIterationValue(__Pyx_PyThreadState_Current, &val);
    ret = __Pyx_Coroutine_SendEx(gen, val, 0);
    Py_XDECREF(val);
    return ret;
}
static PyObject *__Pyx_Coroutine_Send(PyObject *self, PyObject *value) {
    PyObject *retval;
    __pyx_CoroutineObject *gen = (__pyx_CoroutineObject*) self;
    PyObject *yf = gen->yieldfrom;
    if (unlikely(gen->is_running))
        return __Pyx_Coroutine_AlreadyRunningError(gen);
    if (yf) {
        PyObject *ret;
        gen->is_running = 1;
        #ifdef __Pyx_Generator_USED
        if (__Pyx_Generator_CheckExact(yf)) {
            ret = __Pyx_Coroutine_Send(yf, value);
        } else
        #endif
        #ifdef __Pyx_Coroutine_USED
        if (__Pyx_Coroutine_Check(yf)) {
            ret = __Pyx_Coroutine_Send(yf, value);
        } else
        #endif
        #ifdef __Pyx_AsyncGen_USED
        if (__pyx_PyAsyncGenASend_CheckExact(yf)) {
            ret = __Pyx_async_gen_asend_send(yf, value);
        } else
        #endif
        #if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX >= 0x03030000 && (defined(__linux__) || PY_VERSION_HEX >= 0x030600B3)
        if (PyGen_CheckExact(yf)) {
            ret = __Pyx_PyGen_Send((PyGenObject*)yf, value == Py_None ? NULL : value);
        } else
        #endif
        #if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX >= 0x03050000 && defined(PyCoro_CheckExact) && (defined(__linux__) || PY_VERSION_HEX >= 0x030600B3)
        if (PyCoro_CheckExact(yf)) {
            ret = __Pyx_PyGen_Send((PyGenObject*)yf, value == Py_None ? NULL : value);
        } else
        #endif
        {
            if (value == Py_None)
                ret = Py_TYPE(yf)->tp_iternext(yf);
            else
                ret = __Pyx_PyObject_CallMethod1(yf, __pyx_n_s_send, value);
        }
        gen->is_running = 0;
        if (likely(ret)) {
            return ret;
        }
        retval = __Pyx_Coroutine_FinishDelegation(gen);
    } else {
        retval = __Pyx_Coroutine_SendEx(gen, value, 0);
    }
    return __Pyx_Coroutine_MethodReturn(self, retval);
}
static int __Pyx_Coroutine_CloseIter(__pyx_CoroutineObject *gen, PyObject *yf) {
    PyObject *retval = NULL;
    int err = 0;
    #ifdef __Pyx_Generator_USED
    if (__Pyx_Generator_CheckExact(yf)) {
        retval = __Pyx_Coroutine_Close(yf);
        if (!retval)
            return -1;
    } else
    #endif
    #ifdef __Pyx_Coroutine_USED
    if (__Pyx_Coroutine_Check(yf)) {
        retval = __Pyx_Coroutine_Close(yf);
        if (!retval)
            return -1;
    } else
    if (__Pyx_CoroutineAwait_CheckExact(yf)) {
        retval = __Pyx_CoroutineAwait_Close((__pyx_CoroutineAwaitObject*)yf, NULL);
        if (!retval)
            return -1;
    } else
    #endif
    #ifdef __Pyx_AsyncGen_USED
    if (__pyx_PyAsyncGenASend_CheckExact(yf)) {
        retval = __Pyx_async_gen_asend_close(yf, NULL);
    } else
    if (__pyx_PyAsyncGenAThrow_CheckExact(yf)) {
        retval = __Pyx_async_gen_athrow_close(yf, NULL);
    } else
    #endif
    {
        PyObject *meth;
        gen->is_running = 1;
        meth = __Pyx_PyObject_GetAttrStr(yf, __pyx_n_s_close);
        if (unlikely(!meth)) {
            if (!PyErr_ExceptionMatches(PyExc_AttributeError)) {
                PyErr_WriteUnraisable(yf);
            }
            PyErr_Clear();
        } else {
            retval = PyObject_CallFunction(meth, NULL);
            Py_DECREF(meth);
            if (!retval)
                err = -1;
        }
        gen->is_running = 0;
    }
    Py_XDECREF(retval);
    return err;
}
static PyObject *__Pyx_Generator_Next(PyObject *self) {
    __pyx_CoroutineObject *gen = (__pyx_CoroutineObject*) self;
    PyObject *yf = gen->yieldfrom;
    if (unlikely(gen->is_running))
        return __Pyx_Coroutine_AlreadyRunningError(gen);
    if (yf) {
        PyObject *ret;
        gen->is_running = 1;
        #ifdef __Pyx_Generator_USED
        if (__Pyx_Generator_CheckExact(yf)) {
            ret = __Pyx_Generator_Next(yf);
        } else
        #endif
        #if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX >= 0x03030000 && (defined(__linux__) || PY_VERSION_HEX >= 0x030600B3)
        if (PyGen_CheckExact(yf)) {
            ret = __Pyx_PyGen_Send((PyGenObject*)yf, NULL);
        } else
        #endif
        #ifdef __Pyx_Coroutine_USED
        if (__Pyx_Coroutine_Check(yf)) {
            ret = __Pyx_Coroutine_Send(yf, Py_None);
        } else
        #endif
            ret = Py_TYPE(yf)->tp_iternext(yf);
        gen->is_running = 0;
        if (likely(ret)) {
            return ret;
        }
        return __Pyx_Coroutine_FinishDelegation(gen);
    }
    return __Pyx_Coroutine_SendEx(gen, Py_None, 0);
}
static PyObject *__Pyx_Coroutine_Close_Method(PyObject *self, CYTHON_UNUSED PyObject *arg) {
    return __Pyx_Coroutine_Close(self);
}
static PyObject *__Pyx_Coroutine_Close(PyObject *self) {
    __pyx_CoroutineObject *gen = (__pyx_CoroutineObject *) self;
    PyObject *retval, *raised_exception;
    PyObject *yf = gen->yieldfrom;
    int err = 0;
    if (unlikely(gen->is_running))
        return __Pyx_Coroutine_AlreadyRunningError(gen);
    if (yf) {
        Py_INCREF(yf);
        err = __Pyx_Coroutine_CloseIter(gen, yf);
        __Pyx_Coroutine_Undelegate(gen);
        Py_DECREF(yf);
    }
    if (err == 0)
        PyErr_SetNone(PyExc_GeneratorExit);
    retval = __Pyx_Coroutine_SendEx(gen, NULL, 1);
    if (unlikely(retval)) {
        const char *msg;
        Py_DECREF(retval);
        if ((0)) {
        #ifdef __Pyx_Coroutine_USED
        } else if (__Pyx_Coroutine_Check(self)) {
            msg = "coroutine ignored GeneratorExit";
        #endif
        #ifdef __Pyx_AsyncGen_USED
        } else if (__Pyx_AsyncGen_CheckExact(self)) {
#if PY_VERSION_HEX < 0x03060000
            msg = "async generator ignored GeneratorExit - might require Python 3.6+ finalisation (PEP 525)";
#else
            msg = "async generator ignored GeneratorExit";
#endif
        #endif
        } else {
            msg = "generator ignored GeneratorExit";
        }
        PyErr_SetString(PyExc_RuntimeError, msg);
        return NULL;
    }
    raised_exception = PyErr_Occurred();
    if (likely(!raised_exception || __Pyx_PyErr_GivenExceptionMatches2(raised_exception, PyExc_GeneratorExit, PyExc_StopIteration))) {
        if (raised_exception) PyErr_Clear();
        Py_INCREF(Py_None);
        return Py_None;
    }
    return NULL;
}
static PyObject *__Pyx__Coroutine_Throw(PyObject *self, PyObject *typ, PyObject *val, PyObject *tb,
                                        PyObject *args, int close_on_genexit) {
    __pyx_CoroutineObject *gen = (__pyx_CoroutineObject *) self;
    PyObject *yf = gen->yieldfrom;
    if (unlikely(gen->is_running))
        return __Pyx_Coroutine_AlreadyRunningError(gen);
    if (yf) {
        PyObject *ret;
        Py_INCREF(yf);
        if (__Pyx_PyErr_GivenExceptionMatches(typ, PyExc_GeneratorExit) && close_on_genexit) {
            int err = __Pyx_Coroutine_CloseIter(gen, yf);
            Py_DECREF(yf);
            __Pyx_Coroutine_Undelegate(gen);
            if (err < 0)
                return __Pyx_Coroutine_MethodReturn(self, __Pyx_Coroutine_SendEx(gen, NULL, 0));
            goto throw_here;
        }
        gen->is_running = 1;
        if (0
        #ifdef __Pyx_Generator_USED
            || __Pyx_Generator_CheckExact(yf)
        #endif
        #ifdef __Pyx_Coroutine_USED
            || __Pyx_Coroutine_Check(yf)
        #endif
            ) {
            ret = __Pyx__Coroutine_Throw(yf, typ, val, tb, args, close_on_genexit);
        #ifdef __Pyx_Coroutine_USED
        } else if (__Pyx_CoroutineAwait_CheckExact(yf)) {
            ret = __Pyx__Coroutine_Throw(((__pyx_CoroutineAwaitObject*)yf)->coroutine, typ, val, tb, args, close_on_genexit);
        #endif
        } else {
            PyObject *meth = __Pyx_PyObject_GetAttrStr(yf, __pyx_n_s_throw);
            if (unlikely(!meth)) {
                Py_DECREF(yf);
                if (!PyErr_ExceptionMatches(PyExc_AttributeError)) {
                    gen->is_running = 0;
                    return NULL;
                }
                PyErr_Clear();
                __Pyx_Coroutine_Undelegate(gen);
                gen->is_running = 0;
                goto throw_here;
            }
            if (likely(args)) {
                ret = PyObject_CallObject(meth, args);
            } else {
                ret = PyObject_CallFunctionObjArgs(meth, typ, val, tb, NULL);
            }
            Py_DECREF(meth);
        }
        gen->is_running = 0;
        Py_DECREF(yf);
        if (!ret) {
            ret = __Pyx_Coroutine_FinishDelegation(gen);
        }
        return __Pyx_Coroutine_MethodReturn(self, ret);
    }
throw_here:
    __Pyx_Raise(typ, val, tb, NULL);
    return __Pyx_Coroutine_MethodReturn(self, __Pyx_Coroutine_SendEx(gen, NULL, 0));
}
static PyObject *__Pyx_Coroutine_Throw(PyObject *self, PyObject *args) {
    PyObject *typ;
    PyObject *val = NULL;
    PyObject *tb = NULL;
    if (!PyArg_UnpackTuple(args, (char *)"throw", 1, 3, &typ, &val, &tb))
        return NULL;
    return __Pyx__Coroutine_Throw(self, typ, val, tb, args, 1);
}
static CYTHON_INLINE int __Pyx_Coroutine_traverse_excstate(__Pyx_ExcInfoStruct *exc_state, visitproc visit, void *arg) {
    Py_VISIT(exc_state->exc_type);
    Py_VISIT(exc_state->exc_value);
    Py_VISIT(exc_state->exc_traceback);
    return 0;
}
static int __Pyx_Coroutine_traverse(__pyx_CoroutineObject *gen, visitproc visit, void *arg) {
    Py_VISIT(gen->closure);
    Py_VISIT(gen->classobj);
    Py_VISIT(gen->yieldfrom);
    return __Pyx_Coroutine_traverse_excstate(&gen->gi_exc_state, visit, arg);
}
static int __Pyx_Coroutine_clear(PyObject *self) {
    __pyx_CoroutineObject *gen = (__pyx_CoroutineObject *) self;
    Py_CLEAR(gen->closure);
    Py_CLEAR(gen->classobj);
    Py_CLEAR(gen->yieldfrom);
    __Pyx_Coroutine_ExceptionClear(&gen->gi_exc_state);
#ifdef __Pyx_AsyncGen_USED
    if (__Pyx_AsyncGen_CheckExact(self)) {
        Py_CLEAR(((__pyx_PyAsyncGenObject*)gen)->ag_finalizer);
    }
#endif
    Py_CLEAR(gen->gi_code);
    Py_CLEAR(gen->gi_frame);
    Py_CLEAR(gen->gi_name);
    Py_CLEAR(gen->gi_qualname);
    Py_CLEAR(gen->gi_modulename);
    return 0;
}
static void __Pyx_Coroutine_dealloc(PyObject *self) {
    __pyx_CoroutineObject *gen = (__pyx_CoroutineObject *) self;
    PyObject_GC_UnTrack(gen);
    if (gen->gi_weakreflist != NULL)
        PyObject_ClearWeakRefs(self);
    if (gen->resume_label >= 0) {
        PyObject_GC_Track(self);
#if PY_VERSION_HEX >= 0x030400a1 && CYTHON_USE_TP_FINALIZE
        if (PyObject_CallFinalizerFromDealloc(self))
#else
        Py_TYPE(gen)->tp_del(self);
        if (Py_REFCNT(self) > 0)
#endif
        {
            return;
        }
        PyObject_GC_UnTrack(self);
    }
#ifdef __Pyx_AsyncGen_USED
    if (__Pyx_AsyncGen_CheckExact(self)) {
        /* We have to handle this case for asynchronous generators
           right here, because this code has to be between UNTRACK
           and GC_Del. */
        Py_CLEAR(((__pyx_PyAsyncGenObject*)self)->ag_finalizer);
    }
#endif
    __Pyx_Coroutine_clear(self);
    PyObject_GC_Del(gen);
}
static void __Pyx_Coroutine_del(PyObject *self) {
    PyObject *error_type, *error_value, *error_traceback;
    __pyx_CoroutineObject *gen = (__pyx_CoroutineObject *) self;
    __Pyx_PyThreadState_declare
    if (gen->resume_label < 0) {
        return;
    }
#if !CYTHON_USE_TP_FINALIZE
    assert(self->ob_refcnt == 0);
    __Pyx_SET_REFCNT(self, 1);
#endif
    __Pyx_PyThreadState_assign
    __Pyx_ErrFetch(&error_type, &error_value, &error_traceback);
#ifdef __Pyx_AsyncGen_USED
    if (__Pyx_AsyncGen_CheckExact(self)) {
        __pyx_PyAsyncGenObject *agen = (__pyx_PyAsyncGenObject*)self;
        PyObject *finalizer = agen->ag_finalizer;
        if (finalizer && !agen->ag_closed) {
            PyObject *res = __Pyx_PyObject_CallOneArg(finalizer, self);
            if (unlikely(!res)) {
                PyErr_WriteUnraisable(self);
            } else {
                Py_DECREF(res);
            }
            __Pyx_ErrRestore(error_type, error_value, error_traceback);
            return;
        }
    }
#endif
    if (unlikely(gen->resume_label == 0 && !error_value)) {
#ifdef __Pyx_Coroutine_USED
#ifdef __Pyx_Generator_USED
    if (!__Pyx_Generator_CheckExact(self))
#endif
        {
        PyObject_GC_UnTrack(self);
#if PY_MAJOR_VERSION >= 3  || defined(PyErr_WarnFormat)
        if (unlikely(PyErr_WarnFormat(PyExc_RuntimeWarning, 1, "coroutine '%.50S' was never awaited", gen->gi_qualname) < 0))
            PyErr_WriteUnraisable(self);
#else
        {PyObject *msg;
        char *cmsg;
        #if CYTHON_COMPILING_IN_PYPY
        msg = NULL;
        cmsg = (char*) "coroutine was never awaited";
        #else
        char *cname;
        PyObject *qualname;
        qualname = gen->gi_qualname;
        cname = PyString_AS_STRING(qualname);
        msg = PyString_FromFormat("coroutine '%.50s' was never awaited", cname);
        if (unlikely(!msg)) {
            PyErr_Clear();
            cmsg = (char*) "coroutine was never awaited";
        } else {
            cmsg = PyString_AS_STRING(msg);
        }
        #endif
        if (unlikely(PyErr_WarnEx(PyExc_RuntimeWarning, cmsg, 1) < 0))
            PyErr_WriteUnraisable(self);
        Py_XDECREF(msg);}
#endif
        PyObject_GC_Track(self);
        }
#endif
    } else {
        PyObject *res = __Pyx_Coroutine_Close(self);
        if (unlikely(!res)) {
            if (PyErr_Occurred())
                PyErr_WriteUnraisable(self);
        } else {
            Py_DECREF(res);
        }
    }
    __Pyx_ErrRestore(error_type, error_value, error_traceback);
#if !CYTHON_USE_TP_FINALIZE
    assert(Py_REFCNT(self) > 0);
    if (--self->ob_refcnt == 0) {
        return;
    }
    {
        Py_ssize_t refcnt = Py_REFCNT(self);
        _Py_NewReference(self);
        __Pyx_SET_REFCNT(self, refcnt);
    }
#if CYTHON_COMPILING_IN_CPYTHON
    assert(PyType_IS_GC(Py_TYPE(self)) &&
           _Py_AS_GC(self)->gc.gc_refs != _PyGC_REFS_UNTRACKED);
    _Py_DEC_REFTOTAL;
#endif
#ifdef COUNT_ALLOCS
    --Py_TYPE(self)->tp_frees;
    --Py_TYPE(self)->tp_allocs;
#endif
#endif
}
static PyObject *
__Pyx_Coroutine_get_name(__pyx_CoroutineObject *self, CYTHON_UNUSED void *context)
{
    PyObject *name = self->gi_name;
    if (unlikely(!name)) name = Py_None;
    Py_INCREF(name);
    return name;
}
static int
__Pyx_Coroutine_set_name(__pyx_CoroutineObject *self, PyObject *value, CYTHON_UNUSED void *context)
{
    PyObject *tmp;
#if PY_MAJOR_VERSION >= 3
    if (unlikely(value == NULL || !PyUnicode_Check(value)))
#else
    if (unlikely(value == NULL || !PyString_Check(value)))
#endif
    {
        PyErr_SetString(PyExc_TypeError,
                        "__name__ must be set to a string object");
        return -1;
    }
    tmp = self->gi_name;
    Py_INCREF(value);
    self->gi_name = value;
    Py_XDECREF(tmp);
    return 0;
}
static PyObject *
__Pyx_Coroutine_get_qualname(__pyx_CoroutineObject *self, CYTHON_UNUSED void *context)
{
    PyObject *name = self->gi_qualname;
    if (unlikely(!name)) name = Py_None;
    Py_INCREF(name);
    return name;
}
static int
__Pyx_Coroutine_set_qualname(__pyx_CoroutineObject *self, PyObject *value, CYTHON_UNUSED void *context)
{
    PyObject *tmp;
#if PY_MAJOR_VERSION >= 3
    if (unlikely(value == NULL || !PyUnicode_Check(value)))
#else
    if (unlikely(value == NULL || !PyString_Check(value)))
#endif
    {
        PyErr_SetString(PyExc_TypeError,
                        "__qualname__ must be set to a string object");
        return -1;
    }
    tmp = self->gi_qualname;
    Py_INCREF(value);
    self->gi_qualname = value;
    Py_XDECREF(tmp);
    return 0;
}
static PyObject *
__Pyx_Coroutine_get_frame(__pyx_CoroutineObject *self, CYTHON_UNUSED void *context)
{
    PyObject *frame = self->gi_frame;
    if (!frame) {
        if (unlikely(!self->gi_code)) {
            Py_RETURN_NONE;
        }
        frame = (PyObject *) PyFrame_New(
            PyThreadState_Get(),            /*PyThreadState *tstate,*/
            (PyCodeObject*) self->gi_code,  /*PyCodeObject *code,*/
            __pyx_d,                 /*PyObject *globals,*/
            0                               /*PyObject *locals*/
        );
        if (unlikely(!frame))
            return NULL;
        self->gi_frame = frame;
    }
    Py_INCREF(frame);
    return frame;
}
static __pyx_CoroutineObject *__Pyx__Coroutine_New(
            PyTypeObject* type, __pyx_coroutine_body_t body, PyObject *code, PyObject *closure,
            PyObject *name, PyObject *qualname, PyObject *module_name) {
    __pyx_CoroutineObject *gen = PyObject_GC_New(__pyx_CoroutineObject, type);
    if (unlikely(!gen))
        return NULL;
    return __Pyx__Coroutine_NewInit(gen, body, code, closure, name, qualname, module_name);
}
static __pyx_CoroutineObject *__Pyx__Coroutine_NewInit(
            __pyx_CoroutineObject *gen, __pyx_coroutine_body_t body, PyObject *code, PyObject *closure,
            PyObject *name, PyObject *qualname, PyObject *module_name) {
    gen->body = body;
    gen->closure = closure;
    Py_XINCREF(closure);
    gen->is_running = 0;
    gen->resume_label = 0;
    gen->classobj = NULL;
    gen->yieldfrom = NULL;
    gen->gi_exc_state.exc_type = NULL;
    gen->gi_exc_state.exc_value = NULL;
    gen->gi_exc_state.exc_traceback = NULL;
#if CYTHON_USE_EXC_INFO_STACK
    gen->gi_exc_state.previous_item = NULL;
#endif
    gen->gi_weakreflist = NULL;
    Py_XINCREF(qualname);
    gen->gi_qualname = qualname;
    Py_XINCREF(name);
    gen->gi_name = name;
    Py_XINCREF(module_name);
    gen->gi_modulename = module_name;
    Py_XINCREF(code);
    gen->gi_code = code;
    gen->gi_frame = NULL;
    PyObject_GC_Track(gen);
    return gen;
}

/* PyObject_GenericGetAttrNoDict */
#if CYTHON_USE_TYPE_SLOTS && CYTHON_USE_PYTYPE_LOOKUP && PY_VERSION_HEX < 0x03070000
static PyObject *__Pyx_RaiseGenericGetAttributeError(PyTypeObject *tp, PyObject *attr_name) {
    PyErr_Format(PyExc_AttributeError,
#if PY_MAJOR_VERSION >= 3
                 "'%.50s' object has no attribute '%U'",
                 tp->tp_name, attr_name);
#else
                 "'%.50s' object has no attribute '%.400s'",
                 tp->tp_name, PyString_AS_STRING(attr_name));
#endif
    return NULL;
}
static CYTHON_INLINE PyObject* __Pyx_PyObject_GenericGetAttrNoDict(PyObject* obj, PyObject* attr_name) {
    PyObject *descr;
    PyTypeObject *tp = Py_TYPE(obj);
    if (unlikely(!PyString_Check(attr_name))) {
        return PyObject_GenericGetAttr(obj, attr_name);
    }
    assert(!tp->tp_dictoffset);
    descr = _PyType_Lookup(tp, attr_name);
    if (unlikely(!descr)) {
        return __Pyx_RaiseGenericGetAttributeError(tp, attr_name);
    }
    Py_INCREF(descr);
    #if PY_MAJOR_VERSION < 3
    if (likely(PyType_HasFeature(Py_TYPE(descr), Py_TPFLAGS_HAVE_CLASS)))
    #endif
    {
        descrgetfunc f = Py_TYPE(descr)->tp_descr_get;
        if (unlikely(f)) {
            PyObject *res = f(descr, obj, (PyObject *)tp);
            Py_DECREF(descr);
            return res;
        }
    }
    return descr;
}
#endif

/* PatchModuleWithCoroutine */
static PyObject* __Pyx_Coroutine_patch_module(PyObject* module, const char* py_code) {
#if defined(__Pyx_Generator_USED) || defined(__Pyx_Coroutine_USED)
    int result;
    PyObject *globals, *result_obj;
    globals = PyDict_New();  if (unlikely(!globals)) goto ignore;
    result = PyDict_SetItemString(globals, "_cython_coroutine_type",
    #ifdef __Pyx_Coroutine_USED
        (PyObject*)__pyx_CoroutineType);
    #else
        Py_None);
    #endif
    if (unlikely(result < 0)) goto ignore;
    result = PyDict_SetItemString(globals, "_cython_generator_type",
    #ifdef __Pyx_Generator_USED
        (PyObject*)__pyx_GeneratorType);
    #else
        Py_None);
    #endif
    if (unlikely(result < 0)) goto ignore;
    if (unlikely(PyDict_SetItemString(globals, "_module", module) < 0)) goto ignore;
    if (unlikely(PyDict_SetItemString(globals, "__builtins__", __pyx_b) < 0)) goto ignore;
    result_obj = PyRun_String(py_code, Py_file_input, globals, globals);
    if (unlikely(!result_obj)) goto ignore;
    Py_DECREF(result_obj);
    Py_DECREF(globals);
    return module;
ignore:
    Py_XDECREF(globals);
    PyErr_WriteUnraisable(module);
    if (unlikely(PyErr_WarnEx(PyExc_RuntimeWarning, "Cython module failed to patch module with custom type", 1) < 0)) {
        Py_DECREF(module);
        module = NULL;
    }
#else
    py_code++;
#endif
    return module;
}

/* PatchGeneratorABC */
#ifndef CYTHON_REGISTER_ABCS
#define CYTHON_REGISTER_ABCS 1
#endif
#if defined(__Pyx_Generator_USED) || defined(__Pyx_Coroutine_USED)
static PyObject* __Pyx_patch_abc_module(PyObject *module);
static PyObject* __Pyx_patch_abc_module(PyObject *module) {
    module = __Pyx_Coroutine_patch_module(
        module, ""
"if _cython_generator_type is not None:\n"
"    try: Generator = _module.Generator\n"
"    except AttributeError: pass\n"
"    else: Generator.register(_cython_generator_type)\n"
"if _cython_coroutine_type is not None:\n"
"    try: Coroutine = _module.Coroutine\n"
"    except AttributeError: pass\n"
"    else: Coroutine.register(_cython_coroutine_type)\n"
    );
    return module;
}
#endif
static int __Pyx_patch_abc(void) {
#if defined(__Pyx_Generator_USED) || defined(__Pyx_Coroutine_USED)
    static int abc_patched = 0;
    if (CYTHON_REGISTER_ABCS && !abc_patched) {
        PyObject *module;
        module = PyImport_ImportModule((PY_MAJOR_VERSION >= 3) ? "collections.abc" : "collections");
        if (!module) {
            PyErr_WriteUnraisable(NULL);
            if (unlikely(PyErr_WarnEx(PyExc_RuntimeWarning,
                    ((PY_MAJOR_VERSION >= 3) ?
                        "Cython module failed to register with collections.abc module" :
                        "Cython module failed to register with collections module"), 1) < 0)) {
                return -1;
            }
        } else {
            module = __Pyx_patch_abc_module(module);
            abc_patched = 1;
            if (unlikely(!module))
                return -1;
            Py_DECREF(module);
        }
        module = PyImport_ImportModule("backports_abc");
        if (module) {
            module = __Pyx_patch_abc_module(module);
            Py_XDECREF(module);
        }
        if (!module) {
            PyErr_Clear();
        }
    }
#else
    if ((0)) __Pyx_Coroutine_patch_module(NULL, NULL);
#endif
    return 0;
}

/* Generator */
static PyMethodDef __pyx_Generator_methods[] = {
    {"send", (PyCFunction) __Pyx_Coroutine_Send, METH_O,
     (char*) PyDoc_STR("send(arg) -> send 'arg' into generator,\nreturn next yielded value or raise StopIteration.")},
    {"throw", (PyCFunction) __Pyx_Coroutine_Throw, METH_VARARGS,
     (char*) PyDoc_STR("throw(typ[,val[,tb]]) -> raise exception in generator,\nreturn next yielded value or raise StopIteration.")},
    {"close", (PyCFunction) __Pyx_Coroutine_Close_Method, METH_NOARGS,
     (char*) PyDoc_STR("close() -> raise GeneratorExit inside generator.")},
    {0, 0, 0, 0}
};
static PyMemberDef __pyx_Generator_memberlist[] = {
    {(char *) "gi_running", T_BOOL, offsetof(__pyx_CoroutineObject, is_running), READONLY, NULL},
    {(char*) "gi_yieldfrom", T_OBJECT, offsetof(__pyx_CoroutineObject, yieldfrom), READONLY,
     (char*) PyDoc_STR("object being iterated by 'yield from', or None")},
    {(char*) "gi_code", T_OBJECT, offsetof(__pyx_CoroutineObject, gi_code), READONLY, NULL},
    {0, 0, 0, 0, 0}
};
static PyGetSetDef __pyx_Generator_getsets[] = {
    {(char *) "__name__", (getter)__Pyx_Coroutine_get_name, (setter)__Pyx_Coroutine_set_name,
     (char*) PyDoc_STR("name of the generator"), 0},
    {(char *) "__qualname__", (getter)__Pyx_Coroutine_get_qualname, (setter)__Pyx_Coroutine_set_qualname,
     (char*) PyDoc_STR("qualified name of the generator"), 0},
    {(char *) "gi_frame", (getter)__Pyx_Coroutine_get_frame, NULL,
     (char*) PyDoc_STR("Frame of the generator"), 0},
    {0, 0, 0, 0, 0}
};
static PyTypeObject __pyx_GeneratorType_type = {
    PyVarObject_HEAD_INIT(0, 0)
    "generator",
    sizeof(__pyx_CoroutineObject),
    0,
    (destructor) __Pyx_Coroutine_dealloc,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC | Py_TPFLAGS_HAVE_FINALIZE,
    0,
    (traverseproc) __Pyx_Coroutine_traverse,
    0,
    0,
    offsetof(__pyx_CoroutineObject, gi_weakreflist),
    0,
    (iternextfunc) __Pyx_Generator_Next,
    __pyx_Generator_methods,
    __pyx_Generator_memberlist,
    __pyx_Generator_getsets,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
#if CYTHON_USE_TP_FINALIZE
    0,
#else
    __Pyx_Coroutine_del,
#endif
    0,
#if CYTHON_USE_TP_FINALIZE
    __Pyx_Coroutine_del,
#elif PY_VERSION_HEX >= 0x030400a1
    0,
#endif
#if PY_VERSION_HEX >= 0x030800b1
    0,
#endif
#if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
    0,
#endif
};
static int __pyx_Generator_init(void) {
    __pyx_GeneratorType_type.tp_getattro = __Pyx_PyObject_GenericGetAttrNoDict;
    __pyx_GeneratorType_type.tp_iter = PyObject_SelfIter;
    __pyx_GeneratorType = __Pyx_FetchCommonType(&__pyx_GeneratorType_type);
    if (unlikely(!__pyx_GeneratorType)) {
        return -1;
    }
    return 0;
}

/* GeneratorYieldFrom */
static void __PyxPyIter_CheckErrorAndDecref(PyObject *source) {
    PyErr_Format(PyExc_TypeError,
                 "iter() returned non-iterator of type '%.100s'",
                 Py_TYPE(source)->tp_name);
    Py_DECREF(source);
}
static CYTHON_INLINE PyObject* __Pyx_Generator_Yield_From(__pyx_CoroutineObject *gen, PyObject *source) {
    PyObject *source_gen, *retval;
#ifdef __Pyx_Coroutine_USED
    if (__Pyx_Coroutine_Check(source)) {
        Py_INCREF(source);
        source_gen = source;
        retval = __Pyx_Generator_Next(source);
    } else
#endif
    {
#if CYTHON_USE_TYPE_SLOTS
        if (likely(Py_TYPE(source)->tp_iter)) {
            source_gen = Py_TYPE(source)->tp_iter(source);
            if (unlikely(!source_gen))
                return NULL;
            if (unlikely(!PyIter_Check(source_gen))) {
                __PyxPyIter_CheckErrorAndDecref(source_gen);
                return NULL;
            }
        } else
#endif
        {
            source_gen = PyObject_GetIter(source);
            if (unlikely(!source_gen))
                return NULL;
        }
#if CYTHON_USE_TYPE_SLOTS
        retval = Py_TYPE(source_gen)->tp_iternext(source_gen);
#else
        retval = PyIter_Next(source_gen);
#endif
    }
    if (likely(retval)) {
        gen->yieldfrom = source_gen;
        return retval;
    }
    Py_DECREF(source_gen);
    return NULL;
}

/* SliceObject */
static CYTHON_INLINE PyObject* __Pyx_PyObject_GetSlice(PyObject* obj,
        Py_ssize_t cstart, Py_ssize_t cstop,
        PyObject** _py_start, PyObject** _py_stop, PyObject** _py_slice,
        int has_cstart, int has_cstop, CYTHON_UNUSED int wraparound) {
#if CYTHON_USE_TYPE_SLOTS
    PyMappingMethods* mp;
#if PY_MAJOR_VERSION < 3
    PySequenceMethods* ms = Py_TYPE(obj)->tp_as_sequence;
    if (likely(ms && ms->sq_slice)) {
        if (!has_cstart) {
            if (_py_start && (*_py_start != Py_None)) {
                cstart = __Pyx_PyIndex_AsSsize_t(*_py_start);
                if ((cstart == (Py_ssize_t)-1) && PyErr_Occurred()) goto bad;
            } else
                cstart = 0;
        }
        if (!has_cstop) {
            if (_py_stop && (*_py_stop != Py_None)) {
                cstop = __Pyx_PyIndex_AsSsize_t(*_py_stop);
                if ((cstop == (Py_ssize_t)-1) && PyErr_Occurred()) goto bad;
            } else
                cstop = PY_SSIZE_T_MAX;
        }
        if (wraparound && unlikely((cstart < 0) | (cstop < 0)) && likely(ms->sq_length)) {
            Py_ssize_t l = ms->sq_length(obj);
            if (likely(l >= 0)) {
                if (cstop < 0) {
                    cstop += l;
                    if (cstop < 0) cstop = 0;
                }
                if (cstart < 0) {
                    cstart += l;
                    if (cstart < 0) cstart = 0;
                }
            } else {
                if (!PyErr_ExceptionMatches(PyExc_OverflowError))
                    goto bad;
                PyErr_Clear();
            }
        }
        return ms->sq_slice(obj, cstart, cstop);
    }
#endif
    mp = Py_TYPE(obj)->tp_as_mapping;
    if (likely(mp && mp->mp_subscript))
#endif
    {
        PyObject* result;
        PyObject *py_slice, *py_start, *py_stop;
        if (_py_slice) {
            py_slice = *_py_slice;
        } else {
            PyObject* owned_start = NULL;
            PyObject* owned_stop = NULL;
            if (_py_start) {
                py_start = *_py_start;
            } else {
                if (has_cstart) {
                    owned_start = py_start = PyInt_FromSsize_t(cstart);
                    if (unlikely(!py_start)) goto bad;
                } else
                    py_start = Py_None;
            }
            if (_py_stop) {
                py_stop = *_py_stop;
            } else {
                if (has_cstop) {
                    owned_stop = py_stop = PyInt_FromSsize_t(cstop);
                    if (unlikely(!py_stop)) {
                        Py_XDECREF(owned_start);
                        goto bad;
                    }
                } else
                    py_stop = Py_None;
            }
            py_slice = PySlice_New(py_start, py_stop, Py_None);
            Py_XDECREF(owned_start);
            Py_XDECREF(owned_stop);
            if (unlikely(!py_slice)) goto bad;
        }
#if CYTHON_USE_TYPE_SLOTS
        result = mp->mp_subscript(obj, py_slice);
#else
        result = PyObject_GetItem(obj, py_slice);
#endif
        if (!_py_slice) {
            Py_DECREF(py_slice);
        }
        return result;
    }
    PyErr_Format(PyExc_TypeError,
        "'%.200s' object is unsliceable", Py_TYPE(obj)->tp_name);
bad:
    return NULL;
}

/* PyUnicode_Unicode */
static CYTHON_INLINE PyObject* __Pyx_PyUnicode_Unicode(PyObject *obj) {
    if (unlikely(obj == Py_None))
        obj = __pyx_kp_u_None;
    return __Pyx_NewRef(obj);
}

/* ExtTypeTest */
static CYTHON_INLINE int __Pyx_TypeTest(PyObject *obj, PyTypeObject *type) {
    if (unlikely(!type)) {
        PyErr_SetString(PyExc_SystemError, "Missing type object");
        return 0;
    }
    if (likely(__Pyx_TypeCheck(obj, type)))
        return 1;
    PyErr_Format(PyExc_TypeError, "Cannot convert %.200s to %.200s",
                 Py_TYPE(obj)->tp_name, type->tp_name);
    return 0;
}

/* Import */
static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list, int level) {
    PyObject *empty_list = 0;
    PyObject *module = 0;
    PyObject *global_dict = 0;
    PyObject *empty_dict = 0;
    PyObject *list;
    #if PY_MAJOR_VERSION < 3
    PyObject *py_import;
    py_import = __Pyx_PyObject_GetAttrStr(__pyx_b, __pyx_n_s_import);
    if (!py_import)
        goto bad;
    #endif
    if (from_list)
        list = from_list;
    else {
        empty_list = PyList_New(0);
        if (!empty_list)
            goto bad;
        list = empty_list;
    }
    global_dict = PyModule_GetDict(__pyx_m);
    if (!global_dict)
        goto bad;
    empty_dict = PyDict_New();
    if (!empty_dict)
        goto bad;
    {
        #if PY_MAJOR_VERSION >= 3
        if (level == -1) {
            if ((1) && (strchr(__Pyx_MODULE_NAME, '.'))) {
                module = PyImport_ImportModuleLevelObject(
                    name, global_dict, empty_dict, list, 1);
                if (!module) {
                    if (!PyErr_ExceptionMatches(PyExc_ImportError))
                        goto bad;
                    PyErr_Clear();
                }
            }
            level = 0;
        }
        #endif
        if (!module) {
            #if PY_MAJOR_VERSION < 3
            PyObject *py_level = PyInt_FromLong(level);
            if (!py_level)
                goto bad;
            module = PyObject_CallFunctionObjArgs(py_import,
                name, global_dict, empty_dict, list, py_level, (PyObject *)NULL);
            Py_DECREF(py_level);
            #else
            module = PyImport_ImportModuleLevelObject(
                name, global_dict, empty_dict, list, level);
            #endif
        }
    }
bad:
    #if PY_MAJOR_VERSION < 3
    Py_XDECREF(py_import);
    #endif
    Py_XDECREF(empty_list);
    Py_XDECREF(empty_dict);
    return module;
}

/* ImportFrom */
static PyObject* __Pyx_ImportFrom(PyObject* module, PyObject* name) {
    PyObject* value = __Pyx_PyObject_GetAttrStr(module, name);
    if (unlikely(!value) && PyErr_ExceptionMatches(PyExc_AttributeError)) {
        PyErr_Format(PyExc_ImportError,
        #if PY_MAJOR_VERSION < 3
            "cannot import name %.230s", PyString_AS_STRING(name));
        #else
            "cannot import name %S", name);
        #endif
    }
    return value;
}

/* HasAttr */
static CYTHON_INLINE int __Pyx_HasAttr(PyObject *o, PyObject *n) {
    PyObject *r;
    if (unlikely(!__Pyx_PyBaseString_Check(n))) {
        PyErr_SetString(PyExc_TypeError,
                        "hasattr(): attribute name must be string");
        return -1;
    }
    r = __Pyx_GetAttr(o, n);
    if (unlikely(!r)) {
        PyErr_Clear();
        return 0;
    } else {
        Py_DECREF(r);
        return 1;
    }
}

/* GetException */
#if CYTHON_FAST_THREAD_STATE
static int __Pyx__GetException(PyThreadState *tstate, PyObject **type, PyObject **value, PyObject **tb)
#else
static int __Pyx_GetException(PyObject **type, PyObject **value, PyObject **tb)
#endif
{
    PyObject *local_type, *local_value, *local_tb;
#if CYTHON_FAST_THREAD_STATE
    PyObject *tmp_type, *tmp_value, *tmp_tb;
    local_type = tstate->curexc_type;
    local_value = tstate->curexc_value;
    local_tb = tstate->curexc_traceback;
    tstate->curexc_type = 0;
    tstate->curexc_value = 0;
    tstate->curexc_traceback = 0;
#else
    PyErr_Fetch(&local_type, &local_value, &local_tb);
#endif
    PyErr_NormalizeException(&local_type, &local_value, &local_tb);
#if CYTHON_FAST_THREAD_STATE
    if (unlikely(tstate->curexc_type))
#else
    if (unlikely(PyErr_Occurred()))
#endif
        goto bad;
    #if PY_MAJOR_VERSION >= 3
    if (local_tb) {
        if (unlikely(PyException_SetTraceback(local_value, local_tb) < 0))
            goto bad;
    }
    #endif
    Py_XINCREF(local_tb);
    Py_XINCREF(local_type);
    Py_XINCREF(local_value);
    *type = local_type;
    *value = local_value;
    *tb = local_tb;
#if CYTHON_FAST_THREAD_STATE
    #if CYTHON_USE_EXC_INFO_STACK
    {
        _PyErr_StackItem *exc_info = tstate->exc_info;
        tmp_type = exc_info->exc_type;
        tmp_value = exc_info->exc_value;
        tmp_tb = exc_info->exc_traceback;
        exc_info->exc_type = local_type;
        exc_info->exc_value = local_value;
        exc_info->exc_traceback = local_tb;
    }
    #else
    tmp_type = tstate->exc_type;
    tmp_value = tstate->exc_value;
    tmp_tb = tstate->exc_traceback;
    tstate->exc_type = local_type;
    tstate->exc_value = local_value;
    tstate->exc_traceback = local_tb;
    #endif
    Py_XDECREF(tmp_type);
    Py_XDECREF(tmp_value);
    Py_XDECREF(tmp_tb);
#else
    PyErr_SetExcInfo(local_type, local_value, local_tb);
#endif
    return 0;
bad:
    *type = 0;
    *value = 0;
    *tb = 0;
    Py_XDECREF(local_type);
    Py_XDECREF(local_value);
    Py_XDECREF(local_tb);
    return -1;
}

/* BytesEquals */
static CYTHON_INLINE int __Pyx_PyBytes_Equals(PyObject* s1, PyObject* s2, int equals) {
#if CYTHON_COMPILING_IN_PYPY
    return PyObject_RichCompareBool(s1, s2, equals);
#else
    if (s1 == s2) {
        return (equals == Py_EQ);
    } else if (PyBytes_CheckExact(s1) & PyBytes_CheckExact(s2)) {
        const char *ps1, *ps2;
        Py_ssize_t length = PyBytes_GET_SIZE(s1);
        if (length != PyBytes_GET_SIZE(s2))
            return (equals == Py_NE);
        ps1 = PyBytes_AS_STRING(s1);
        ps2 = PyBytes_AS_STRING(s2);
        if (ps1[0] != ps2[0]) {
            return (equals == Py_NE);
        } else if (length == 1) {
            return (equals == Py_EQ);
        } else {
            int result;
#if CYTHON_USE_UNICODE_INTERNALS
            Py_hash_t hash1, hash2;
            hash1 = ((PyBytesObject*)s1)->ob_shash;
            hash2 = ((PyBytesObject*)s2)->ob_shash;
            if (hash1 != hash2 && hash1 != -1 && hash2 != -1) {
                return (equals == Py_NE);
            }
#endif
            result = memcmp(ps1, ps2, (size_t)length);
            return (equals == Py_EQ) ? (result == 0) : (result != 0);
        }
    } else if ((s1 == Py_None) & PyBytes_CheckExact(s2)) {
        return (equals == Py_NE);
    } else if ((s2 == Py_None) & PyBytes_CheckExact(s1)) {
        return (equals == Py_NE);
    } else {
        int result;
        PyObject* py_result = PyObject_RichCompare(s1, s2, equals);
        if (!py_result)
            return -1;
        result = __Pyx_PyObject_IsTrue(py_result);
        Py_DECREF(py_result);
        return result;
    }
#endif
}

/* UnicodeEquals */
static CYTHON_INLINE int __Pyx_PyUnicode_Equals(PyObject* s1, PyObject* s2, int equals) {
#if CYTHON_COMPILING_IN_PYPY
    return PyObject_RichCompareBool(s1, s2, equals);
#else
#if PY_MAJOR_VERSION < 3
    PyObject* owned_ref = NULL;
#endif
    int s1_is_unicode, s2_is_unicode;
    if (s1 == s2) {
        goto return_eq;
    }
    s1_is_unicode = PyUnicode_CheckExact(s1);
    s2_is_unicode = PyUnicode_CheckExact(s2);
#if PY_MAJOR_VERSION < 3
    if ((s1_is_unicode & (!s2_is_unicode)) && PyString_CheckExact(s2)) {
        owned_ref = PyUnicode_FromObject(s2);
        if (unlikely(!owned_ref))
            return -1;
        s2 = owned_ref;
        s2_is_unicode = 1;
    } else if ((s2_is_unicode & (!s1_is_unicode)) && PyString_CheckExact(s1)) {
        owned_ref = PyUnicode_FromObject(s1);
        if (unlikely(!owned_ref))
            return -1;
        s1 = owned_ref;
        s1_is_unicode = 1;
    } else if (((!s2_is_unicode) & (!s1_is_unicode))) {
        return __Pyx_PyBytes_Equals(s1, s2, equals);
    }
#endif
    if (s1_is_unicode & s2_is_unicode) {
        Py_ssize_t length;
        int kind;
        void *data1, *data2;
        if (unlikely(__Pyx_PyUnicode_READY(s1) < 0) || unlikely(__Pyx_PyUnicode_READY(s2) < 0))
            return -1;
        length = __Pyx_PyUnicode_GET_LENGTH(s1);
        if (length != __Pyx_PyUnicode_GET_LENGTH(s2)) {
            goto return_ne;
        }
#if CYTHON_USE_UNICODE_INTERNALS
        {
            Py_hash_t hash1, hash2;
        #if CYTHON_PEP393_ENABLED
            hash1 = ((PyASCIIObject*)s1)->hash;
            hash2 = ((PyASCIIObject*)s2)->hash;
        #else
            hash1 = ((PyUnicodeObject*)s1)->hash;
            hash2 = ((PyUnicodeObject*)s2)->hash;
        #endif
            if (hash1 != hash2 && hash1 != -1 && hash2 != -1) {
                goto return_ne;
            }
        }
#endif
        kind = __Pyx_PyUnicode_KIND(s1);
        if (kind != __Pyx_PyUnicode_KIND(s2)) {
            goto return_ne;
        }
        data1 = __Pyx_PyUnicode_DATA(s1);
        data2 = __Pyx_PyUnicode_DATA(s2);
        if (__Pyx_PyUnicode_READ(kind, data1, 0) != __Pyx_PyUnicode_READ(kind, data2, 0)) {
            goto return_ne;
        } else if (length == 1) {
            goto return_eq;
        } else {
            int result = memcmp(data1, data2, (size_t)(length * kind));
            #if PY_MAJOR_VERSION < 3
            Py_XDECREF(owned_ref);
            #endif
            return (equals == Py_EQ) ? (result == 0) : (result != 0);
        }
    } else if ((s1 == Py_None) & s2_is_unicode) {
        goto return_ne;
    } else if ((s2 == Py_None) & s1_is_unicode) {
        goto return_ne;
    } else {
        int result;
        PyObject* py_result = PyObject_RichCompare(s1, s2, equals);
        #if PY_MAJOR_VERSION < 3
        Py_XDECREF(owned_ref);
        #endif
        if (!py_result)
            return -1;
        result = __Pyx_PyObject_IsTrue(py_result);
        Py_DECREF(py_result);
        return result;
    }
return_eq:
    #if PY_MAJOR_VERSION < 3
    Py_XDECREF(owned_ref);
    #endif
    return (equals == Py_EQ);
return_ne:
    #if PY_MAJOR_VERSION < 3
    Py_XDECREF(owned_ref);
    #endif
    return (equals == Py_NE);
#endif
}

/* decode_c_string */
static CYTHON_INLINE PyObject* __Pyx_decode_c_string(
         const char* cstring, Py_ssize_t start, Py_ssize_t stop,
         const char* encoding, const char* errors,
         PyObject* (*decode_func)(const char *s, Py_ssize_t size, const char *errors)) {
    Py_ssize_t length;
    if (unlikely((start < 0) | (stop < 0))) {
        size_t slen = strlen(cstring);
        if (unlikely(slen > (size_t) PY_SSIZE_T_MAX)) {
            PyErr_SetString(PyExc_OverflowError,
                            "c-string too long to convert to Python");
            return NULL;
        }
        length = (Py_ssize_t) slen;
        if (start < 0) {
            start += length;
            if (start < 0)
                start = 0;
        }
        if (stop < 0)
            stop += length;
    }
    if (unlikely(stop <= start))
        return __Pyx_NewRef(__pyx_empty_unicode);
    length = stop - start;
    cstring += start;
    if (decode_func) {
        return decode_func(cstring, length, errors);
    } else {
        return PyUnicode_Decode(cstring, length, encoding, errors);
    }
}

/* FastTypeChecks */
#if CYTHON_COMPILING_IN_CPYTHON
static int __Pyx_InBases(PyTypeObject *a, PyTypeObject *b) {
    while (a) {
        a = a->tp_base;
        if (a == b)
            return 1;
    }
    return b == &PyBaseObject_Type;
}
static CYTHON_INLINE int __Pyx_IsSubtype(PyTypeObject *a, PyTypeObject *b) {
    PyObject *mro;
    if (a == b) return 1;
    mro = a->tp_mro;
    if (likely(mro)) {
        Py_ssize_t i, n;
        n = PyTuple_GET_SIZE(mro);
        for (i = 0; i < n; i++) {
            if (PyTuple_GET_ITEM(mro, i) == (PyObject *)b)
                return 1;
        }
        return 0;
    }
    return __Pyx_InBases(a, b);
}
#if PY_MAJOR_VERSION == 2
static int __Pyx_inner_PyErr_GivenExceptionMatches2(PyObject *err, PyObject* exc_type1, PyObject* exc_type2) {
    PyObject *exception, *value, *tb;
    int res;
    __Pyx_PyThreadState_declare
    __Pyx_PyThreadState_assign
    __Pyx_ErrFetch(&exception, &value, &tb);
    res = exc_type1 ? PyObject_IsSubclass(err, exc_type1) : 0;
    if (unlikely(res == -1)) {
        PyErr_WriteUnraisable(err);
        res = 0;
    }
    if (!res) {
        res = PyObject_IsSubclass(err, exc_type2);
        if (unlikely(res == -1)) {
            PyErr_WriteUnraisable(err);
            res = 0;
        }
    }
    __Pyx_ErrRestore(exception, value, tb);
    return res;
}
#else
static CYTHON_INLINE int __Pyx_inner_PyErr_GivenExceptionMatches2(PyObject *err, PyObject* exc_type1, PyObject *exc_type2) {
    int res = exc_type1 ? __Pyx_IsSubtype((PyTypeObject*)err, (PyTypeObject*)exc_type1) : 0;
    if (!res) {
        res = __Pyx_IsSubtype((PyTypeObject*)err, (PyTypeObject*)exc_type2);
    }
    return res;
}
#endif
static int __Pyx_PyErr_GivenExceptionMatchesTuple(PyObject *exc_type, PyObject *tuple) {
    Py_ssize_t i, n;
    assert(PyExceptionClass_Check(exc_type));
    n = PyTuple_GET_SIZE(tuple);
#if PY_MAJOR_VERSION >= 3
    for (i=0; i<n; i++) {
        if (exc_type == PyTuple_GET_ITEM(tuple, i)) return 1;
    }
#endif
    for (i=0; i<n; i++) {
        PyObject *t = PyTuple_GET_ITEM(tuple, i);
        #if PY_MAJOR_VERSION < 3
        if (likely(exc_type == t)) return 1;
        #endif
        if (likely(PyExceptionClass_Check(t))) {
            if (__Pyx_inner_PyErr_GivenExceptionMatches2(exc_type, NULL, t)) return 1;
        } else {
        }
    }
    return 0;
}
static CYTHON_INLINE int __Pyx_PyErr_GivenExceptionMatches(PyObject *err, PyObject* exc_type) {
    if (likely(err == exc_type)) return 1;
    if (likely(PyExceptionClass_Check(err))) {
        if (likely(PyExceptionClass_Check(exc_type))) {
            return __Pyx_inner_PyErr_GivenExceptionMatches2(err, NULL, exc_type);
        } else if (likely(PyTuple_Check(exc_type))) {
            return __Pyx_PyErr_GivenExceptionMatchesTuple(err, exc_type);
        } else {
        }
    }
    return PyErr_GivenExceptionMatches(err, exc_type);
}
static CYTHON_INLINE int __Pyx_PyErr_GivenExceptionMatches2(PyObject *err, PyObject *exc_type1, PyObject *exc_type2) {
    assert(PyExceptionClass_Check(exc_type1));
    assert(PyExceptionClass_Check(exc_type2));
    if (likely(err == exc_type1 || err == exc_type2)) return 1;
    if (likely(PyExceptionClass_Check(err))) {
        return __Pyx_inner_PyErr_GivenExceptionMatches2(err, exc_type1, exc_type2);
    }
    return (PyErr_GivenExceptionMatches(err, exc_type1) || PyErr_GivenExceptionMatches(err, exc_type2));
}
#endif

/* None */
static CYTHON_INLINE void __Pyx_RaiseUnboundLocalError(const char *varname) {
    PyErr_Format(PyExc_UnboundLocalError, "local variable '%s' referenced before assignment", varname);
}

/* CallNextTpTraverse */
static int __Pyx_call_next_tp_traverse(PyObject* obj, visitproc v, void *a, traverseproc current_tp_traverse) {
    PyTypeObject* type = Py_TYPE(obj);
    while (type && type->tp_traverse != current_tp_traverse)
        type = type->tp_base;
    while (type && type->tp_traverse == current_tp_traverse)
        type = type->tp_base;
    if (type && type->tp_traverse)
        return type->tp_traverse(obj, v, a);
    return 0;
}

/* CallNextTpClear */
static void __Pyx_call_next_tp_clear(PyObject* obj, inquiry current_tp_clear) {
    PyTypeObject* type = Py_TYPE(obj);
    while (type && type->tp_clear != current_tp_clear)
        type = type->tp_base;
    while (type && type->tp_clear == current_tp_clear)
        type = type->tp_base;
    if (type && type->tp_clear)
        type->tp_clear(obj);
}

/* PyObject_GenericGetAttr */
#if CYTHON_USE_TYPE_SLOTS && CYTHON_USE_PYTYPE_LOOKUP && PY_VERSION_HEX < 0x03070000
static PyObject* __Pyx_PyObject_GenericGetAttr(PyObject* obj, PyObject* attr_name) {
    if (unlikely(Py_TYPE(obj)->tp_dictoffset)) {
        return PyObject_GenericGetAttr(obj, attr_name);
    }
    return __Pyx_PyObject_GenericGetAttrNoDict(obj, attr_name);
}
#endif

/* PyObjectGetAttrStrNoError */
static void __Pyx_PyObject_GetAttrStr_ClearAttributeError(void) {
    __Pyx_PyThreadState_declare
    __Pyx_PyThreadState_assign
    if (likely(__Pyx_PyErr_ExceptionMatches(PyExc_AttributeError)))
        __Pyx_PyErr_Clear();
}
static CYTHON_INLINE PyObject* __Pyx_PyObject_GetAttrStrNoError(PyObject* obj, PyObject* attr_name) {
    PyObject *result;
#if CYTHON_COMPILING_IN_CPYTHON && CYTHON_USE_TYPE_SLOTS && PY_VERSION_HEX >= 0x030700B1
    PyTypeObject* tp = Py_TYPE(obj);
    if (likely(tp->tp_getattro == PyObject_GenericGetAttr)) {
        return _PyObject_GenericGetAttrWithDict(obj, attr_name, NULL, 1);
    }
#endif
    result = __Pyx_PyObject_GetAttrStr(obj, attr_name);
    if (unlikely(!result)) {
        __Pyx_PyObject_GetAttrStr_ClearAttributeError();
    }
    return result;
}

/* SetupReduce */
static int __Pyx_setup_reduce_is_named(PyObject* meth, PyObject* name) {
  int ret;
  PyObject *name_attr;
  name_attr = __Pyx_PyObject_GetAttrStr(meth, __pyx_n_s_name);
  if (likely(name_attr)) {
      ret = PyObject_RichCompareBool(name_attr, name, Py_EQ);
  } else {
      ret = -1;
  }
  if (unlikely(ret < 0)) {
      PyErr_Clear();
      ret = 0;
  }
  Py_XDECREF(name_attr);
  return ret;
}
static int __Pyx_setup_reduce(PyObject* type_obj) {
    int ret = 0;
    PyObject *object_reduce = NULL;
    PyObject *object_reduce_ex = NULL;
    PyObject *reduce = NULL;
    PyObject *reduce_ex = NULL;
    PyObject *reduce_cython = NULL;
    PyObject *setstate = NULL;
    PyObject *setstate_cython = NULL;
#if CYTHON_USE_PYTYPE_LOOKUP
    if (_PyType_Lookup((PyTypeObject*)type_obj, __pyx_n_s_getstate)) goto __PYX_GOOD;
#else
    if (PyObject_HasAttr(type_obj, __pyx_n_s_getstate)) goto __PYX_GOOD;
#endif
#if CYTHON_USE_PYTYPE_LOOKUP
    object_reduce_ex = _PyType_Lookup(&PyBaseObject_Type, __pyx_n_s_reduce_ex); if (!object_reduce_ex) goto __PYX_BAD;
#else
    object_reduce_ex = __Pyx_PyObject_GetAttrStr((PyObject*)&PyBaseObject_Type, __pyx_n_s_reduce_ex); if (!object_reduce_ex) goto __PYX_BAD;
#endif
    reduce_ex = __Pyx_PyObject_GetAttrStr(type_obj, __pyx_n_s_reduce_ex); if (unlikely(!reduce_ex)) goto __PYX_BAD;
    if (reduce_ex == object_reduce_ex) {
#if CYTHON_USE_PYTYPE_LOOKUP
        object_reduce = _PyType_Lookup(&PyBaseObject_Type, __pyx_n_s_reduce); if (!object_reduce) goto __PYX_BAD;
#else
        object_reduce = __Pyx_PyObject_GetAttrStr((PyObject*)&PyBaseObject_Type, __pyx_n_s_reduce); if (!object_reduce) goto __PYX_BAD;
#endif
        reduce = __Pyx_PyObject_GetAttrStr(type_obj, __pyx_n_s_reduce); if (unlikely(!reduce)) goto __PYX_BAD;
        if (reduce == object_reduce || __Pyx_setup_reduce_is_named(reduce, __pyx_n_s_reduce_cython)) {
            reduce_cython = __Pyx_PyObject_GetAttrStrNoError(type_obj, __pyx_n_s_reduce_cython);
            if (likely(reduce_cython)) {
                ret = PyDict_SetItem(((PyTypeObject*)type_obj)->tp_dict, __pyx_n_s_reduce, reduce_cython); if (unlikely(ret < 0)) goto __PYX_BAD;
                ret = PyDict_DelItem(((PyTypeObject*)type_obj)->tp_dict, __pyx_n_s_reduce_cython); if (unlikely(ret < 0)) goto __PYX_BAD;
            } else if (reduce == object_reduce || PyErr_Occurred()) {
                goto __PYX_BAD;
            }
            setstate = __Pyx_PyObject_GetAttrStr(type_obj, __pyx_n_s_setstate);
            if (!setstate) PyErr_Clear();
            if (!setstate || __Pyx_setup_reduce_is_named(setstate, __pyx_n_s_setstate_cython)) {
                setstate_cython = __Pyx_PyObject_GetAttrStrNoError(type_obj, __pyx_n_s_setstate_cython);
                if (likely(setstate_cython)) {
                    ret = PyDict_SetItem(((PyTypeObject*)type_obj)->tp_dict, __pyx_n_s_setstate, setstate_cython); if (unlikely(ret < 0)) goto __PYX_BAD;
                    ret = PyDict_DelItem(((PyTypeObject*)type_obj)->tp_dict, __pyx_n_s_setstate_cython); if (unlikely(ret < 0)) goto __PYX_BAD;
                } else if (!setstate || PyErr_Occurred()) {
                    goto __PYX_BAD;
                }
            }
            PyType_Modified((PyTypeObject*)type_obj);
        }
    }
    goto __PYX_GOOD;
__PYX_BAD:
    if (!PyErr_Occurred())
        PyErr_Format(PyExc_RuntimeError, "Unable to initialize pickling for %s", ((PyTypeObject*)type_obj)->tp_name);
    ret = -1;
__PYX_GOOD:
#if !CYTHON_USE_PYTYPE_LOOKUP
    Py_XDECREF(object_reduce);
    Py_XDECREF(object_reduce_ex);
#endif
    Py_XDECREF(reduce);
    Py_XDECREF(reduce_ex);
    Py_XDECREF(reduce_cython);
    Py_XDECREF(setstate);
    Py_XDECREF(setstate_cython);
    return ret;
}

/* SetVTable */
static int __Pyx_SetVtable(PyObject *dict, void *vtable) {
#if PY_VERSION_HEX >= 0x02070000
    PyObject *ob = PyCapsule_New(vtable, 0, 0);
#else
    PyObject *ob = PyCObject_FromVoidPtr(vtable, 0);
#endif
    if (!ob)
        goto bad;
    if (PyDict_SetItem(dict, __pyx_n_s_pyx_vtable, ob) < 0)
        goto bad;
    Py_DECREF(ob);
    return 0;
bad:
    Py_XDECREF(ob);
    return -1;
}

/* TypeImport */
#ifndef __PYX_HAVE_RT_ImportType
#define __PYX_HAVE_RT_ImportType
static PyTypeObject *__Pyx_ImportType(PyObject *module, const char *module_name, const char *class_name,
    size_t size, enum __Pyx_ImportType_CheckSize check_size)
{
    PyObject *result = 0;
    char warning[200];
    Py_ssize_t basicsize;
#ifdef Py_LIMITED_API
    PyObject *py_basicsize;
#endif
    result = PyObject_GetAttrString(module, class_name);
    if (!result)
        goto bad;
    if (!PyType_Check(result)) {
        PyErr_Format(PyExc_TypeError,
            "%.200s.%.200s is not a type object",
            module_name, class_name);
        goto bad;
    }
#ifndef Py_LIMITED_API
    basicsize = ((PyTypeObject *)result)->tp_basicsize;
#else
    py_basicsize = PyObject_GetAttrString(result, "__basicsize__");
    if (!py_basicsize)
        goto bad;
    basicsize = PyLong_AsSsize_t(py_basicsize);
    Py_DECREF(py_basicsize);
    py_basicsize = 0;
    if (basicsize == (Py_ssize_t)-1 && PyErr_Occurred())
        goto bad;
#endif
    if ((size_t)basicsize < size) {
        PyErr_Format(PyExc_ValueError,
            "%.200s.%.200s size changed, may indicate binary incompatibility. "
            "Expected %zd from C header, got %zd from PyObject",
            module_name, class_name, size, basicsize);
        goto bad;
    }
    if (check_size == __Pyx_ImportType_CheckSize_Error && (size_t)basicsize != size) {
        PyErr_Format(PyExc_ValueError,
            "%.200s.%.200s size changed, may indicate binary incompatibility. "
            "Expected %zd from C header, got %zd from PyObject",
            module_name, class_name, size, basicsize);
        goto bad;
    }
    else if (check_size == __Pyx_ImportType_CheckSize_Warn && (size_t)basicsize > size) {
        PyOS_snprintf(warning, sizeof(warning),
            "%s.%s size changed, may indicate binary incompatibility. "
            "Expected %zd from C header, got %zd from PyObject",
            module_name, class_name, size, basicsize);
        if (PyErr_WarnEx(NULL, warning, 0) < 0) goto bad;
    }
    return (PyTypeObject *)result;
bad:
    Py_XDECREF(result);
    return NULL;
}
#endif

/* ClassMethod */
static PyObject* __Pyx_Method_ClassMethod(PyObject *method) {
#if CYTHON_COMPILING_IN_PYPY && PYPY_VERSION_NUM <= 0x05080000
    if (PyObject_TypeCheck(method, &PyWrapperDescr_Type)) {
        return PyClassMethod_New(method);
    }
#else
#if CYTHON_COMPILING_IN_PYSTON || CYTHON_COMPILING_IN_PYPY
    if (PyMethodDescr_Check(method))
#else
    #if PY_MAJOR_VERSION == 2
    static PyTypeObject *methoddescr_type = NULL;
    if (methoddescr_type == NULL) {
       PyObject *meth = PyObject_GetAttrString((PyObject*)&PyList_Type, "append");
       if (!meth) return NULL;
       methoddescr_type = Py_TYPE(meth);
       Py_DECREF(meth);
    }
    #else
    PyTypeObject *methoddescr_type = &PyMethodDescr_Type;
    #endif
    if (__Pyx_TypeCheck(method, methoddescr_type))
#endif
    {
        PyMethodDescrObject *descr = (PyMethodDescrObject *)method;
        #if PY_VERSION_HEX < 0x03020000
        PyTypeObject *d_type = descr->d_type;
        #else
        PyTypeObject *d_type = descr->d_common.d_type;
        #endif
        return PyDescr_NewClassMethod(d_type, descr->d_method);
    }
#endif
    else if (PyMethod_Check(method)) {
        return PyClassMethod_New(PyMethod_GET_FUNCTION(method));
    }
    else {
        return PyClassMethod_New(method);
    }
}

/* GetNameInClass */
static PyObject *__Pyx_GetGlobalNameAfterAttributeLookup(PyObject *name) {
    PyObject *result;
    __Pyx_PyThreadState_declare
    __Pyx_PyThreadState_assign
    if (unlikely(!__Pyx_PyErr_ExceptionMatches(PyExc_AttributeError)))
        return NULL;
    __Pyx_PyErr_Clear();
    __Pyx_GetModuleGlobalNameUncached(result, name);
    return result;
}
static PyObject *__Pyx__GetNameInClass(PyObject *nmspace, PyObject *name) {
    PyObject *result;
    result = __Pyx_PyObject_GetAttrStr(nmspace, name);
    if (!result) {
        result = __Pyx_GetGlobalNameAfterAttributeLookup(name);
    }
    return result;
}

/* CalculateMetaclass */
static PyObject *__Pyx_CalculateMetaclass(PyTypeObject *metaclass, PyObject *bases) {
    Py_ssize_t i, nbases = PyTuple_GET_SIZE(bases);
    for (i=0; i < nbases; i++) {
        PyTypeObject *tmptype;
        PyObject *tmp = PyTuple_GET_ITEM(bases, i);
        tmptype = Py_TYPE(tmp);
#if PY_MAJOR_VERSION < 3
        if (tmptype == &PyClass_Type)
            continue;
#endif
        if (!metaclass) {
            metaclass = tmptype;
            continue;
        }
        if (PyType_IsSubtype(metaclass, tmptype))
            continue;
        if (PyType_IsSubtype(tmptype, metaclass)) {
            metaclass = tmptype;
            continue;
        }
        PyErr_SetString(PyExc_TypeError,
                        "metaclass conflict: "
                        "the metaclass of a derived class "
                        "must be a (non-strict) subclass "
                        "of the metaclasses of all its bases");
        return NULL;
    }
    if (!metaclass) {
#if PY_MAJOR_VERSION < 3
        metaclass = &PyClass_Type;
#else
        metaclass = &PyType_Type;
#endif
    }
    Py_INCREF((PyObject*) metaclass);
    return (PyObject*) metaclass;
}

/* CythonFunctionShared */
#include <structmember.h>
static PyObject *
__Pyx_CyFunction_get_doc(__pyx_CyFunctionObject *op, CYTHON_UNUSED void *closure)
{
    if (unlikely(op->func_doc == NULL)) {
        if (op->func.m_ml->ml_doc) {
#if PY_MAJOR_VERSION >= 3
            op->func_doc = PyUnicode_FromString(op->func.m_ml->ml_doc);
#else
            op->func_doc = PyString_FromString(op->func.m_ml->ml_doc);
#endif
            if (unlikely(op->func_doc == NULL))
                return NULL;
        } else {
            Py_INCREF(Py_None);
            return Py_None;
        }
    }
    Py_INCREF(op->func_doc);
    return op->func_doc;
}
static int
__Pyx_CyFunction_set_doc(__pyx_CyFunctionObject *op, PyObject *value, CYTHON_UNUSED void *context)
{
    PyObject *tmp = op->func_doc;
    if (value == NULL) {
        value = Py_None;
    }
    Py_INCREF(value);
    op->func_doc = value;
    Py_XDECREF(tmp);
    return 0;
}
static PyObject *
__Pyx_CyFunction_get_name(__pyx_CyFunctionObject *op, CYTHON_UNUSED void *context)
{
    if (unlikely(op->func_name == NULL)) {
#if PY_MAJOR_VERSION >= 3
        op->func_name = PyUnicode_InternFromString(op->func.m_ml->ml_name);
#else
        op->func_name = PyString_InternFromString(op->func.m_ml->ml_name);
#endif
        if (unlikely(op->func_name == NULL))
            return NULL;
    }
    Py_INCREF(op->func_name);
    return op->func_name;
}
static int
__Pyx_CyFunction_set_name(__pyx_CyFunctionObject *op, PyObject *value, CYTHON_UNUSED void *context)
{
    PyObject *tmp;
#if PY_MAJOR_VERSION >= 3
    if (unlikely(value == NULL || !PyUnicode_Check(value)))
#else
    if (unlikely(value == NULL || !PyString_Check(value)))
#endif
    {
        PyErr_SetString(PyExc_TypeError,
                        "__name__ must be set to a string object");
        return -1;
    }
    tmp = op->func_name;
    Py_INCREF(value);
    op->func_name = value;
    Py_XDECREF(tmp);
    return 0;
}
static PyObject *
__Pyx_CyFunction_get_qualname(__pyx_CyFunctionObject *op, CYTHON_UNUSED void *context)
{
    Py_INCREF(op->func_qualname);
    return op->func_qualname;
}
static int
__Pyx_CyFunction_set_qualname(__pyx_CyFunctionObject *op, PyObject *value, CYTHON_UNUSED void *context)
{
    PyObject *tmp;
#if PY_MAJOR_VERSION >= 3
    if (unlikely(value == NULL || !PyUnicode_Check(value)))
#else
    if (unlikely(value == NULL || !PyString_Check(value)))
#endif
    {
        PyErr_SetString(PyExc_TypeError,
                        "__qualname__ must be set to a string object");
        return -1;
    }
    tmp = op->func_qualname;
    Py_INCREF(value);
    op->func_qualname = value;
    Py_XDECREF(tmp);
    return 0;
}
static PyObject *
__Pyx_CyFunction_get_self(__pyx_CyFunctionObject *m, CYTHON_UNUSED void *closure)
{
    PyObject *self;
    self = m->func_closure;
    if (self == NULL)
        self = Py_None;
    Py_INCREF(self);
    return self;
}
static PyObject *
__Pyx_CyFunction_get_dict(__pyx_CyFunctionObject *op, CYTHON_UNUSED void *context)
{
    if (unlikely(op->func_dict == NULL)) {
        op->func_dict = PyDict_New();
        if (unlikely(op->func_dict == NULL))
            return NULL;
    }
    Py_INCREF(op->func_dict);
    return op->func_dict;
}
static int
__Pyx_CyFunction_set_dict(__pyx_CyFunctionObject *op, PyObject *value, CYTHON_UNUSED void *context)
{
    PyObject *tmp;
    if (unlikely(value == NULL)) {
        PyErr_SetString(PyExc_TypeError,
               "function's dictionary may not be deleted");
        return -1;
    }
    if (unlikely(!PyDict_Check(value))) {
        PyErr_SetString(PyExc_TypeError,
               "setting function's dictionary to a non-dict");
        return -1;
    }
    tmp = op->func_dict;
    Py_INCREF(value);
    op->func_dict = value;
    Py_XDECREF(tmp);
    return 0;
}
static PyObject *
__Pyx_CyFunction_get_globals(__pyx_CyFunctionObject *op, CYTHON_UNUSED void *context)
{
    Py_INCREF(op->func_globals);
    return op->func_globals;
}
static PyObject *
__Pyx_CyFunction_get_closure(CYTHON_UNUSED __pyx_CyFunctionObject *op, CYTHON_UNUSED void *context)
{
    Py_INCREF(Py_None);
    return Py_None;
}
static PyObject *
__Pyx_CyFunction_get_code(__pyx_CyFunctionObject *op, CYTHON_UNUSED void *context)
{
    PyObject* result = (op->func_code) ? op->func_code : Py_None;
    Py_INCREF(result);
    return result;
}
static int
__Pyx_CyFunction_init_defaults(__pyx_CyFunctionObject *op) {
    int result = 0;
    PyObject *res = op->defaults_getter((PyObject *) op);
    if (unlikely(!res))
        return -1;
    #if CYTHON_ASSUME_SAFE_MACROS && !CYTHON_AVOID_BORROWED_REFS
    op->defaults_tuple = PyTuple_GET_ITEM(res, 0);
    Py_INCREF(op->defaults_tuple);
    op->defaults_kwdict = PyTuple_GET_ITEM(res, 1);
    Py_INCREF(op->defaults_kwdict);
    #else
    op->defaults_tuple = PySequence_ITEM(res, 0);
    if (unlikely(!op->defaults_tuple)) result = -1;
    else {
        op->defaults_kwdict = PySequence_ITEM(res, 1);
        if (unlikely(!op->defaults_kwdict)) result = -1;
    }
    #endif
    Py_DECREF(res);
    return result;
}
static int
__Pyx_CyFunction_set_defaults(__pyx_CyFunctionObject *op, PyObject* value, CYTHON_UNUSED void *context) {
    PyObject* tmp;
    if (!value) {
        value = Py_None;
    } else if (value != Py_None && !PyTuple_Check(value)) {
        PyErr_SetString(PyExc_TypeError,
                        "__defaults__ must be set to a tuple object");
        return -1;
    }
    Py_INCREF(value);
    tmp = op->defaults_tuple;
    op->defaults_tuple = value;
    Py_XDECREF(tmp);
    return 0;
}
static PyObject *
__Pyx_CyFunction_get_defaults(__pyx_CyFunctionObject *op, CYTHON_UNUSED void *context) {
    PyObject* result = op->defaults_tuple;
    if (unlikely(!result)) {
        if (op->defaults_getter) {
            if (__Pyx_CyFunction_init_defaults(op) < 0) return NULL;
            result = op->defaults_tuple;
        } else {
            result = Py_None;
        }
    }
    Py_INCREF(result);
    return result;
}
static int
__Pyx_CyFunction_set_kwdefaults(__pyx_CyFunctionObject *op, PyObject* value, CYTHON_UNUSED void *context) {
    PyObject* tmp;
    if (!value) {
        value = Py_None;
    } else if (value != Py_None && !PyDict_Check(value)) {
        PyErr_SetString(PyExc_TypeError,
                        "__kwdefaults__ must be set to a dict object");
        return -1;
    }
    Py_INCREF(value);
    tmp = op->defaults_kwdict;
    op->defaults_kwdict = value;
    Py_XDECREF(tmp);
    return 0;
}
static PyObject *
__Pyx_CyFunction_get_kwdefaults(__pyx_CyFunctionObject *op, CYTHON_UNUSED void *context) {
    PyObject* result = op->defaults_kwdict;
    if (unlikely(!result)) {
        if (op->defaults_getter) {
            if (__Pyx_CyFunction_init_defaults(op) < 0) return NULL;
            result = op->defaults_kwdict;
        } else {
            result = Py_None;
        }
    }
    Py_INCREF(result);
    return result;
}
static int
__Pyx_CyFunction_set_annotations(__pyx_CyFunctionObject *op, PyObject* value, CYTHON_UNUSED void *context) {
    PyObject* tmp;
    if (!value || value == Py_None) {
        value = NULL;
    } else if (!PyDict_Check(value)) {
        PyErr_SetString(PyExc_TypeError,
                        "__annotations__ must be set to a dict object");
        return -1;
    }
    Py_XINCREF(value);
    tmp = op->func_annotations;
    op->func_annotations = value;
    Py_XDECREF(tmp);
    return 0;
}
static PyObject *
__Pyx_CyFunction_get_annotations(__pyx_CyFunctionObject *op, CYTHON_UNUSED void *context) {
    PyObject* result = op->func_annotations;
    if (unlikely(!result)) {
        result = PyDict_New();
        if (unlikely(!result)) return NULL;
        op->func_annotations = result;
    }
    Py_INCREF(result);
    return result;
}
static PyGetSetDef __pyx_CyFunction_getsets[] = {
    {(char *) "func_doc", (getter)__Pyx_CyFunction_get_doc, (setter)__Pyx_CyFunction_set_doc, 0, 0},
    {(char *) "__doc__",  (getter)__Pyx_CyFunction_get_doc, (setter)__Pyx_CyFunction_set_doc, 0, 0},
    {(char *) "func_name", (getter)__Pyx_CyFunction_get_name, (setter)__Pyx_CyFunction_set_name, 0, 0},
    {(char *) "__name__", (getter)__Pyx_CyFunction_get_name, (setter)__Pyx_CyFunction_set_name, 0, 0},
    {(char *) "__qualname__", (getter)__Pyx_CyFunction_get_qualname, (setter)__Pyx_CyFunction_set_qualname, 0, 0},
    {(char *) "__self__", (getter)__Pyx_CyFunction_get_self, 0, 0, 0},
    {(char *) "func_dict", (getter)__Pyx_CyFunction_get_dict, (setter)__Pyx_CyFunction_set_dict, 0, 0},
    {(char *) "__dict__", (getter)__Pyx_CyFunction_get_dict, (setter)__Pyx_CyFunction_set_dict, 0, 0},
    {(char *) "func_globals", (getter)__Pyx_CyFunction_get_globals, 0, 0, 0},
    {(char *) "__globals__", (getter)__Pyx_CyFunction_get_globals, 0, 0, 0},
    {(char *) "func_closure", (getter)__Pyx_CyFunction_get_closure, 0, 0, 0},
    {(char *) "__closure__", (getter)__Pyx_CyFunction_get_closure, 0, 0, 0},
    {(char *) "func_code", (getter)__Pyx_CyFunction_get_code, 0, 0, 0},
    {(char *) "__code__", (getter)__Pyx_CyFunction_get_code, 0, 0, 0},
    {(char *) "func_defaults", (getter)__Pyx_CyFunction_get_defaults, (setter)__Pyx_CyFunction_set_defaults, 0, 0},
    {(char *) "__defaults__", (getter)__Pyx_CyFunction_get_defaults, (setter)__Pyx_CyFunction_set_defaults, 0, 0},
    {(char *) "__kwdefaults__", (getter)__Pyx_CyFunction_get_kwdefaults, (setter)__Pyx_CyFunction_set_kwdefaults, 0, 0},
    {(char *) "__annotations__", (getter)__Pyx_CyFunction_get_annotations, (setter)__Pyx_CyFunction_set_annotations, 0, 0},
    {0, 0, 0, 0, 0}
};
static PyMemberDef __pyx_CyFunction_members[] = {
    {(char *) "__module__", T_OBJECT, offsetof(PyCFunctionObject, m_module), PY_WRITE_RESTRICTED, 0},
    {0, 0, 0,  0, 0}
};
static PyObject *
__Pyx_CyFunction_reduce(__pyx_CyFunctionObject *m, CYTHON_UNUSED PyObject *args)
{
#if PY_MAJOR_VERSION >= 3
    Py_INCREF(m->func_qualname);
    return m->func_qualname;
#else
    return PyString_FromString(m->func.m_ml->ml_name);
#endif
}
static PyMethodDef __pyx_CyFunction_methods[] = {
    {"__reduce__", (PyCFunction)__Pyx_CyFunction_reduce, METH_VARARGS, 0},
    {0, 0, 0, 0}
};
#if PY_VERSION_HEX < 0x030500A0
#define __Pyx_CyFunction_weakreflist(cyfunc) ((cyfunc)->func_weakreflist)
#else
#define __Pyx_CyFunction_weakreflist(cyfunc) ((cyfunc)->func.m_weakreflist)
#endif
static PyObject *__Pyx_CyFunction_Init(__pyx_CyFunctionObject *op, PyMethodDef *ml, int flags, PyObject* qualname,
                                       PyObject *closure, PyObject *module, PyObject* globals, PyObject* code) {
    if (unlikely(op == NULL))
        return NULL;
    op->flags = flags;
    __Pyx_CyFunction_weakreflist(op) = NULL;
    op->func.m_ml = ml;
    op->func.m_self = (PyObject *) op;
    Py_XINCREF(closure);
    op->func_closure = closure;
    Py_XINCREF(module);
    op->func.m_module = module;
    op->func_dict = NULL;
    op->func_name = NULL;
    Py_INCREF(qualname);
    op->func_qualname = qualname;
    op->func_doc = NULL;
    op->func_classobj = NULL;
    op->func_globals = globals;
    Py_INCREF(op->func_globals);
    Py_XINCREF(code);
    op->func_code = code;
    op->defaults_pyobjects = 0;
    op->defaults_size = 0;
    op->defaults = NULL;
    op->defaults_tuple = NULL;
    op->defaults_kwdict = NULL;
    op->defaults_getter = NULL;
    op->func_annotations = NULL;
    return (PyObject *) op;
}
static int
__Pyx_CyFunction_clear(__pyx_CyFunctionObject *m)
{
    Py_CLEAR(m->func_closure);
    Py_CLEAR(m->func.m_module);
    Py_CLEAR(m->func_dict);
    Py_CLEAR(m->func_name);
    Py_CLEAR(m->func_qualname);
    Py_CLEAR(m->func_doc);
    Py_CLEAR(m->func_globals);
    Py_CLEAR(m->func_code);
    Py_CLEAR(m->func_classobj);
    Py_CLEAR(m->defaults_tuple);
    Py_CLEAR(m->defaults_kwdict);
    Py_CLEAR(m->func_annotations);
    if (m->defaults) {
        PyObject **pydefaults = __Pyx_CyFunction_Defaults(PyObject *, m);
        int i;
        for (i = 0; i < m->defaults_pyobjects; i++)
            Py_XDECREF(pydefaults[i]);
        PyObject_Free(m->defaults);
        m->defaults = NULL;
    }
    return 0;
}
static void __Pyx__CyFunction_dealloc(__pyx_CyFunctionObject *m)
{
    if (__Pyx_CyFunction_weakreflist(m) != NULL)
        PyObject_ClearWeakRefs((PyObject *) m);
    __Pyx_CyFunction_clear(m);
    PyObject_GC_Del(m);
}
static void __Pyx_CyFunction_dealloc(__pyx_CyFunctionObject *m)
{
    PyObject_GC_UnTrack(m);
    __Pyx__CyFunction_dealloc(m);
}
static int __Pyx_CyFunction_traverse(__pyx_CyFunctionObject *m, visitproc visit, void *arg)
{
    Py_VISIT(m->func_closure);
    Py_VISIT(m->func.m_module);
    Py_VISIT(m->func_dict);
    Py_VISIT(m->func_name);
    Py_VISIT(m->func_qualname);
    Py_VISIT(m->func_doc);
    Py_VISIT(m->func_globals);
    Py_VISIT(m->func_code);
    Py_VISIT(m->func_classobj);
    Py_VISIT(m->defaults_tuple);
    Py_VISIT(m->defaults_kwdict);
    if (m->defaults) {
        PyObject **pydefaults = __Pyx_CyFunction_Defaults(PyObject *, m);
        int i;
        for (i = 0; i < m->defaults_pyobjects; i++)
            Py_VISIT(pydefaults[i]);
    }
    return 0;
}
static PyObject *__Pyx_CyFunction_descr_get(PyObject *func, PyObject *obj, PyObject *type)
{
#if PY_MAJOR_VERSION < 3
    __pyx_CyFunctionObject *m = (__pyx_CyFunctionObject *) func;
    if (m->flags & __Pyx_CYFUNCTION_STATICMETHOD) {
        Py_INCREF(func);
        return func;
    }
    if (m->flags & __Pyx_CYFUNCTION_CLASSMETHOD) {
        if (type == NULL)
            type = (PyObject *)(Py_TYPE(obj));
        return __Pyx_PyMethod_New(func, type, (PyObject *)(Py_TYPE(type)));
    }
    if (obj == Py_None)
        obj = NULL;
#endif
    return __Pyx_PyMethod_New(func, obj, type);
}
static PyObject*
__Pyx_CyFunction_repr(__pyx_CyFunctionObject *op)
{
#if PY_MAJOR_VERSION >= 3
    return PyUnicode_FromFormat("<cyfunction %U at %p>",
                                op->func_qualname, (void *)op);
#else
    return PyString_FromFormat("<cyfunction %s at %p>",
                               PyString_AsString(op->func_qualname), (void *)op);
#endif
}
static PyObject * __Pyx_CyFunction_CallMethod(PyObject *func, PyObject *self, PyObject *arg, PyObject *kw) {
    PyCFunctionObject* f = (PyCFunctionObject*)func;
    PyCFunction meth = f->m_ml->ml_meth;
    Py_ssize_t size;
    switch (f->m_ml->ml_flags & (METH_VARARGS | METH_KEYWORDS | METH_NOARGS | METH_O)) {
    case METH_VARARGS:
        if (likely(kw == NULL || PyDict_Size(kw) == 0))
            return (*meth)(self, arg);
        break;
    case METH_VARARGS | METH_KEYWORDS:
        return (*(PyCFunctionWithKeywords)(void*)meth)(self, arg, kw);
    case METH_NOARGS:
        if (likely(kw == NULL || PyDict_Size(kw) == 0)) {
            size = PyTuple_GET_SIZE(arg);
            if (likely(size == 0))
                return (*meth)(self, NULL);
            PyErr_Format(PyExc_TypeError,
                "%.200s() takes no arguments (%" CYTHON_FORMAT_SSIZE_T "d given)",
                f->m_ml->ml_name, size);
            return NULL;
        }
        break;
    case METH_O:
        if (likely(kw == NULL || PyDict_Size(kw) == 0)) {
            size = PyTuple_GET_SIZE(arg);
            if (likely(size == 1)) {
                PyObject *result, *arg0;
                #if CYTHON_ASSUME_SAFE_MACROS && !CYTHON_AVOID_BORROWED_REFS
                arg0 = PyTuple_GET_ITEM(arg, 0);
                #else
                arg0 = PySequence_ITEM(arg, 0); if (unlikely(!arg0)) return NULL;
                #endif
                result = (*meth)(self, arg0);
                #if !(CYTHON_ASSUME_SAFE_MACROS && !CYTHON_AVOID_BORROWED_REFS)
                Py_DECREF(arg0);
                #endif
                return result;
            }
            PyErr_Format(PyExc_TypeError,
                "%.200s() takes exactly one argument (%" CYTHON_FORMAT_SSIZE_T "d given)",
                f->m_ml->ml_name, size);
            return NULL;
        }
        break;
    default:
        PyErr_SetString(PyExc_SystemError, "Bad call flags in "
                        "__Pyx_CyFunction_Call. METH_OLDARGS is no "
                        "longer supported!");
        return NULL;
    }
    PyErr_Format(PyExc_TypeError, "%.200s() takes no keyword arguments",
                 f->m_ml->ml_name);
    return NULL;
}
static CYTHON_INLINE PyObject *__Pyx_CyFunction_Call(PyObject *func, PyObject *arg, PyObject *kw) {
    return __Pyx_CyFunction_CallMethod(func, ((PyCFunctionObject*)func)->m_self, arg, kw);
}
static PyObject *__Pyx_CyFunction_CallAsMethod(PyObject *func, PyObject *args, PyObject *kw) {
    PyObject *result;
    __pyx_CyFunctionObject *cyfunc = (__pyx_CyFunctionObject *) func;
    if ((cyfunc->flags & __Pyx_CYFUNCTION_CCLASS) && !(cyfunc->flags & __Pyx_CYFUNCTION_STATICMETHOD)) {
        Py_ssize_t argc;
        PyObject *new_args;
        PyObject *self;
        argc = PyTuple_GET_SIZE(args);
        new_args = PyTuple_GetSlice(args, 1, argc);
        if (unlikely(!new_args))
            return NULL;
        self = PyTuple_GetItem(args, 0);
        if (unlikely(!self)) {
            Py_DECREF(new_args);
            return NULL;
        }
        result = __Pyx_CyFunction_CallMethod(func, self, new_args, kw);
        Py_DECREF(new_args);
    } else {
        result = __Pyx_CyFunction_Call(func, args, kw);
    }
    return result;
}
static PyTypeObject __pyx_CyFunctionType_type = {
    PyVarObject_HEAD_INIT(0, 0)
    "cython_function_or_method",
    sizeof(__pyx_CyFunctionObject),
    0,
    (destructor) __Pyx_CyFunction_dealloc,
    0,
    0,
    0,
#if PY_MAJOR_VERSION < 3
    0,
#else
    0,
#endif
    (reprfunc) __Pyx_CyFunction_repr,
    0,
    0,
    0,
    0,
    __Pyx_CyFunction_CallAsMethod,
    0,
    0,
    0,
    0,
    Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC,
    0,
    (traverseproc) __Pyx_CyFunction_traverse,
    (inquiry) __Pyx_CyFunction_clear,
    0,
#if PY_VERSION_HEX < 0x030500A0
    offsetof(__pyx_CyFunctionObject, func_weakreflist),
#else
    offsetof(PyCFunctionObject, m_weakreflist),
#endif
    0,
    0,
    __pyx_CyFunction_methods,
    __pyx_CyFunction_members,
    __pyx_CyFunction_getsets,
    0,
    0,
    __Pyx_CyFunction_descr_get,
    0,
    offsetof(__pyx_CyFunctionObject, func_dict),
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
#if PY_VERSION_HEX >= 0x030400a1
    0,
#endif
#if PY_VERSION_HEX >= 0x030800b1
    0,
#endif
#if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
    0,
#endif
};
static int __pyx_CyFunction_init(void) {
    __pyx_CyFunctionType = __Pyx_FetchCommonType(&__pyx_CyFunctionType_type);
    if (unlikely(__pyx_CyFunctionType == NULL)) {
        return -1;
    }
    return 0;
}
static CYTHON_INLINE void *__Pyx_CyFunction_InitDefaults(PyObject *func, size_t size, int pyobjects) {
    __pyx_CyFunctionObject *m = (__pyx_CyFunctionObject *) func;
    m->defaults = PyObject_Malloc(size);
    if (unlikely(!m->defaults))
        return PyErr_NoMemory();
    memset(m->defaults, 0, size);
    m->defaults_pyobjects = pyobjects;
    m->defaults_size = size;
    return m->defaults;
}
static CYTHON_INLINE void __Pyx_CyFunction_SetDefaultsTuple(PyObject *func, PyObject *tuple) {
    __pyx_CyFunctionObject *m = (__pyx_CyFunctionObject *) func;
    m->defaults_tuple = tuple;
    Py_INCREF(tuple);
}
static CYTHON_INLINE void __Pyx_CyFunction_SetDefaultsKwDict(PyObject *func, PyObject *dict) {
    __pyx_CyFunctionObject *m = (__pyx_CyFunctionObject *) func;
    m->defaults_kwdict = dict;
    Py_INCREF(dict);
}
static CYTHON_INLINE void __Pyx_CyFunction_SetAnnotationsDict(PyObject *func, PyObject *dict) {
    __pyx_CyFunctionObject *m = (__pyx_CyFunctionObject *) func;
    m->func_annotations = dict;
    Py_INCREF(dict);
}

/* CythonFunction */
static PyObject *__Pyx_CyFunction_New(PyMethodDef *ml, int flags, PyObject* qualname,
                                      PyObject *closure, PyObject *module, PyObject* globals, PyObject* code) {
    PyObject *op = __Pyx_CyFunction_Init(
        PyObject_GC_New(__pyx_CyFunctionObject, __pyx_CyFunctionType),
        ml, flags, qualname, closure, module, globals, code
    );
    if (likely(op)) {
        PyObject_GC_Track(op);
    }
    return op;
}

/* Py3ClassCreate */
static PyObject *__Pyx_Py3MetaclassPrepare(PyObject *metaclass, PyObject *bases, PyObject *name,
                                           PyObject *qualname, PyObject *mkw, PyObject *modname, PyObject *doc) {
    PyObject *ns;
    if (metaclass) {
        PyObject *prep = __Pyx_PyObject_GetAttrStr(metaclass, __pyx_n_s_prepare);
        if (prep) {
            PyObject *pargs = PyTuple_Pack(2, name, bases);
            if (unlikely(!pargs)) {
                Py_DECREF(prep);
                return NULL;
            }
            ns = PyObject_Call(prep, pargs, mkw);
            Py_DECREF(prep);
            Py_DECREF(pargs);
        } else {
            if (unlikely(!PyErr_ExceptionMatches(PyExc_AttributeError)))
                return NULL;
            PyErr_Clear();
            ns = PyDict_New();
        }
    } else {
        ns = PyDict_New();
    }
    if (unlikely(!ns))
        return NULL;
    if (unlikely(PyObject_SetItem(ns, __pyx_n_s_module, modname) < 0)) goto bad;
    if (unlikely(PyObject_SetItem(ns, __pyx_n_s_qualname, qualname) < 0)) goto bad;
    if (unlikely(doc && PyObject_SetItem(ns, __pyx_n_s_doc, doc) < 0)) goto bad;
    return ns;
bad:
    Py_DECREF(ns);
    return NULL;
}
static PyObject *__Pyx_Py3ClassCreate(PyObject *metaclass, PyObject *name, PyObject *bases,
                                      PyObject *dict, PyObject *mkw,
                                      int calculate_metaclass, int allow_py2_metaclass) {
    PyObject *result, *margs;
    PyObject *owned_metaclass = NULL;
    if (allow_py2_metaclass) {
        owned_metaclass = PyObject_GetItem(dict, __pyx_n_s_metaclass);
        if (owned_metaclass) {
            metaclass = owned_metaclass;
        } else if (likely(PyErr_ExceptionMatches(PyExc_KeyError))) {
            PyErr_Clear();
        } else {
            return NULL;
        }
    }
    if (calculate_metaclass && (!metaclass || PyType_Check(metaclass))) {
        metaclass = __Pyx_CalculateMetaclass((PyTypeObject*) metaclass, bases);
        Py_XDECREF(owned_metaclass);
        if (unlikely(!metaclass))
            return NULL;
        owned_metaclass = metaclass;
    }
    margs = PyTuple_Pack(3, name, bases, dict);
    if (unlikely(!margs)) {
        result = NULL;
    } else {
        result = PyObject_Call(metaclass, margs, mkw);
        Py_DECREF(margs);
    }
    Py_XDECREF(owned_metaclass);
    return result;
}

/* CLineInTraceback */
#ifndef CYTHON_CLINE_IN_TRACEBACK
static int __Pyx_CLineForTraceback(CYTHON_NCP_UNUSED PyThreadState *tstate, int c_line) {
    PyObject *use_cline;
    PyObject *ptype, *pvalue, *ptraceback;
#if CYTHON_COMPILING_IN_CPYTHON
    PyObject **cython_runtime_dict;
#endif
    if (unlikely(!__pyx_cython_runtime)) {
        return c_line;
    }
    __Pyx_ErrFetchInState(tstate, &ptype, &pvalue, &ptraceback);
#if CYTHON_COMPILING_IN_CPYTHON
    cython_runtime_dict = _PyObject_GetDictPtr(__pyx_cython_runtime);
    if (likely(cython_runtime_dict)) {
        __PYX_PY_DICT_LOOKUP_IF_MODIFIED(
            use_cline, *cython_runtime_dict,
            __Pyx_PyDict_GetItemStr(*cython_runtime_dict, __pyx_n_s_cline_in_traceback))
    } else
#endif
    {
      PyObject *use_cline_obj = __Pyx_PyObject_GetAttrStr(__pyx_cython_runtime, __pyx_n_s_cline_in_traceback);
      if (use_cline_obj) {
        use_cline = PyObject_Not(use_cline_obj) ? Py_False : Py_True;
        Py_DECREF(use_cline_obj);
      } else {
        PyErr_Clear();
        use_cline = NULL;
      }
    }
    if (!use_cline) {
        c_line = 0;
        PyObject_SetAttr(__pyx_cython_runtime, __pyx_n_s_cline_in_traceback, Py_False);
    }
    else if (use_cline == Py_False || (use_cline != Py_True && PyObject_Not(use_cline) != 0)) {
        c_line = 0;
    }
    __Pyx_ErrRestoreInState(tstate, ptype, pvalue, ptraceback);
    return c_line;
}
#endif

/* CodeObjectCache */
static int __pyx_bisect_code_objects(__Pyx_CodeObjectCacheEntry* entries, int count, int code_line) {
    int start = 0, mid = 0, end = count - 1;
    if (end >= 0 && code_line > entries[end].code_line) {
        return count;
    }
    while (start < end) {
        mid = start + (end - start) / 2;
        if (code_line < entries[mid].code_line) {
            end = mid;
        } else if (code_line > entries[mid].code_line) {
             start = mid + 1;
        } else {
            return mid;
        }
    }
    if (code_line <= entries[mid].code_line) {
        return mid;
    } else {
        return mid + 1;
    }
}
static PyCodeObject *__pyx_find_code_object(int code_line) {
    PyCodeObject* code_object;
    int pos;
    if (unlikely(!code_line) || unlikely(!__pyx_code_cache.entries)) {
        return NULL;
    }
    pos = __pyx_bisect_code_objects(__pyx_code_cache.entries, __pyx_code_cache.count, code_line);
    if (unlikely(pos >= __pyx_code_cache.count) || unlikely(__pyx_code_cache.entries[pos].code_line != code_line)) {
        return NULL;
    }
    code_object = __pyx_code_cache.entries[pos].code_object;
    Py_INCREF(code_object);
    return code_object;
}
static void __pyx_insert_code_object(int code_line, PyCodeObject* code_object) {
    int pos, i;
    __Pyx_CodeObjectCacheEntry* entries = __pyx_code_cache.entries;
    if (unlikely(!code_line)) {
        return;
    }
    if (unlikely(!entries)) {
        entries = (__Pyx_CodeObjectCacheEntry*)PyMem_Malloc(64*sizeof(__Pyx_CodeObjectCacheEntry));
        if (likely(entries)) {
            __pyx_code_cache.entries = entries;
            __pyx_code_cache.max_count = 64;
            __pyx_code_cache.count = 1;
            entries[0].code_line = code_line;
            entries[0].code_object = code_object;
            Py_INCREF(code_object);
        }
        return;
    }
    pos = __pyx_bisect_code_objects(__pyx_code_cache.entries, __pyx_code_cache.count, code_line);
    if ((pos < __pyx_code_cache.count) && unlikely(__pyx_code_cache.entries[pos].code_line == code_line)) {
        PyCodeObject* tmp = entries[pos].code_object;
        entries[pos].code_object = code_object;
        Py_DECREF(tmp);
        return;
    }
    if (__pyx_code_cache.count == __pyx_code_cache.max_count) {
        int new_max = __pyx_code_cache.max_count + 64;
        entries = (__Pyx_CodeObjectCacheEntry*)PyMem_Realloc(
            __pyx_code_cache.entries, ((size_t)new_max) * sizeof(__Pyx_CodeObjectCacheEntry));
        if (unlikely(!entries)) {
            return;
        }
        __pyx_code_cache.entries = entries;
        __pyx_code_cache.max_count = new_max;
    }
    for (i=__pyx_code_cache.count; i>pos; i--) {
        entries[i] = entries[i-1];
    }
    entries[pos].code_line = code_line;
    entries[pos].code_object = code_object;
    __pyx_code_cache.count++;
    Py_INCREF(code_object);
}

/* AddTraceback */
#include "compile.h"
#include "frameobject.h"
#include "traceback.h"
static PyCodeObject* __Pyx_CreateCodeObjectForTraceback(
            const char *funcname, int c_line,
            int py_line, const char *filename) {
    PyCodeObject *py_code = 0;
    PyObject *py_srcfile = 0;
    PyObject *py_funcname = 0;
    #if PY_MAJOR_VERSION < 3
    py_srcfile = PyString_FromString(filename);
    #else
    py_srcfile = PyUnicode_FromString(filename);
    #endif
    if (!py_srcfile) goto bad;
    if (c_line) {
        #if PY_MAJOR_VERSION < 3
        py_funcname = PyString_FromFormat( "%s (%s:%d)", funcname, __pyx_cfilenm, c_line);
        #else
        py_funcname = PyUnicode_FromFormat( "%s (%s:%d)", funcname, __pyx_cfilenm, c_line);
        #endif
    }
    else {
        #if PY_MAJOR_VERSION < 3
        py_funcname = PyString_FromString(funcname);
        #else
        py_funcname = PyUnicode_FromString(funcname);
        #endif
    }
    if (!py_funcname) goto bad;
    py_code = __Pyx_PyCode_New(
        0,
        0,
        0,
        0,
        0,
        __pyx_empty_bytes, /*PyObject *code,*/
        __pyx_empty_tuple, /*PyObject *consts,*/
        __pyx_empty_tuple, /*PyObject *names,*/
        __pyx_empty_tuple, /*PyObject *varnames,*/
        __pyx_empty_tuple, /*PyObject *freevars,*/
        __pyx_empty_tuple, /*PyObject *cellvars,*/
        py_srcfile,   /*PyObject *filename,*/
        py_funcname,  /*PyObject *name,*/
        py_line,
        __pyx_empty_bytes  /*PyObject *lnotab*/
    );
    Py_DECREF(py_srcfile);
    Py_DECREF(py_funcname);
    return py_code;
bad:
    Py_XDECREF(py_srcfile);
    Py_XDECREF(py_funcname);
    return NULL;
}
static void __Pyx_AddTraceback(const char *funcname, int c_line,
                               int py_line, const char *filename) {
    PyCodeObject *py_code = 0;
    PyFrameObject *py_frame = 0;
    PyThreadState *tstate = __Pyx_PyThreadState_Current;
    if (c_line) {
        c_line = __Pyx_CLineForTraceback(tstate, c_line);
    }
    py_code = __pyx_find_code_object(c_line ? -c_line : py_line);
    if (!py_code) {
        py_code = __Pyx_CreateCodeObjectForTraceback(
            funcname, c_line, py_line, filename);
        if (!py_code) goto bad;
        __pyx_insert_code_object(c_line ? -c_line : py_line, py_code);
    }
    py_frame = PyFrame_New(
        tstate,            /*PyThreadState *tstate,*/
        py_code,           /*PyCodeObject *code,*/
        __pyx_d,    /*PyObject *globals,*/
        0                  /*PyObject *locals*/
    );
    if (!py_frame) goto bad;
    __Pyx_PyFrame_SetLineNumber(py_frame, py_line);
    PyTraceBack_Here(py_frame);
bad:
    Py_XDECREF(py_code);
    Py_XDECREF(py_frame);
}

#if PY_MAJOR_VERSION < 3
static int __Pyx_GetBuffer(PyObject *obj, Py_buffer *view, int flags) {
    if (PyObject_CheckBuffer(obj)) return PyObject_GetBuffer(obj, view, flags);
        if (__Pyx_TypeCheck(obj, __pyx_array_type)) return __pyx_array_getbuffer(obj, view, flags);
        if (__Pyx_TypeCheck(obj, __pyx_memoryview_type)) return __pyx_memoryview_getbuffer(obj, view, flags);
    PyErr_Format(PyExc_TypeError, "'%.200s' does not have the buffer interface", Py_TYPE(obj)->tp_name);
    return -1;
}
static void __Pyx_ReleaseBuffer(Py_buffer *view) {
    PyObject *obj = view->obj;
    if (!obj) return;
    if (PyObject_CheckBuffer(obj)) {
        PyBuffer_Release(view);
        return;
    }
    if ((0)) {}
    view->obj = NULL;
    Py_DECREF(obj);
}
#endif


/* MemviewSliceIsContig */
static int
__pyx_memviewslice_is_contig(const __Pyx_memviewslice mvs, char order, int ndim)
{
    int i, index, step, start;
    Py_ssize_t itemsize = mvs.memview->view.itemsize;
    if (order == 'F') {
        step = 1;
        start = 0;
    } else {
        step = -1;
        start = ndim - 1;
    }
    for (i = 0; i < ndim; i++) {
        index = start + step * i;
        if (mvs.suboffsets[index] >= 0 || mvs.strides[index] != itemsize)
            return 0;
        itemsize *= mvs.shape[index];
    }
    return 1;
}

/* OverlappingSlices */
static void
__pyx_get_array_memory_extents(__Pyx_memviewslice *slice,
                               void **out_start, void **out_end,
                               int ndim, size_t itemsize)
{
    char *start, *end;
    int i;
    start = end = slice->data;
    for (i = 0; i < ndim; i++) {
        Py_ssize_t stride = slice->strides[i];
        Py_ssize_t extent = slice->shape[i];
        if (extent == 0) {
            *out_start = *out_end = start;
            return;
        } else {
            if (stride > 0)
                end += stride * (extent - 1);
            else
                start += stride * (extent - 1);
        }
    }
    *out_start = start;
    *out_end = end + itemsize;
}
static int
__pyx_slices_overlap(__Pyx_memviewslice *slice1,
                     __Pyx_memviewslice *slice2,
                     int ndim, size_t itemsize)
{
    void *start1, *end1, *start2, *end2;
    __pyx_get_array_memory_extents(slice1, &start1, &end1, ndim, itemsize);
    __pyx_get_array_memory_extents(slice2, &start2, &end2, ndim, itemsize);
    return (start1 < end2) && (start2 < end1);
}

/* Capsule */
static CYTHON_INLINE PyObject *
__pyx_capsule_create(void *p, CYTHON_UNUSED const char *sig)
{
    PyObject *cobj;
#if PY_VERSION_HEX >= 0x02070000
    cobj = PyCapsule_New(p, sig, NULL);
#else
    cobj = PyCObject_FromVoidPtr(p, NULL);
#endif
    return cobj;
}

/* CIntFromPyVerify */
#define __PYX_VERIFY_RETURN_INT(target_type, func_type, func_value)\
    __PYX__VERIFY_RETURN_INT(target_type, func_type, func_value, 0)
#define __PYX_VERIFY_RETURN_INT_EXC(target_type, func_type, func_value)\
    __PYX__VERIFY_RETURN_INT(target_type, func_type, func_value, 1)
#define __PYX__VERIFY_RETURN_INT(target_type, func_type, func_value, exc)\
    {\
        func_type value = func_value;\
        if (sizeof(target_type) < sizeof(func_type)) {\
            if (unlikely(value != (func_type) (target_type) value)) {\
                func_type zero = 0;\
                if (exc && unlikely(value == (func_type)-1 && PyErr_Occurred()))\
                    return (target_type) -1;\
                if (is_unsigned && unlikely(value < zero))\
                    goto raise_neg_overflow;\
                else\
                    goto raise_overflow;\
            }\
        }\
        return (target_type) value;\
    }

/* IsLittleEndian */
static CYTHON_INLINE int __Pyx_Is_Little_Endian(void)
{
  union {
    uint32_t u32;
    uint8_t u8[4];
  } S;
  S.u32 = 0x01020304;
  return S.u8[0] == 4;
}

/* BufferFormatCheck */
static void __Pyx_BufFmt_Init(__Pyx_BufFmt_Context* ctx,
                              __Pyx_BufFmt_StackElem* stack,
                              __Pyx_TypeInfo* type) {
  stack[0].field = &ctx->root;
  stack[0].parent_offset = 0;
  ctx->root.type = type;
  ctx->root.name = "buffer dtype";
  ctx->root.offset = 0;
  ctx->head = stack;
  ctx->head->field = &ctx->root;
  ctx->fmt_offset = 0;
  ctx->head->parent_offset = 0;
  ctx->new_packmode = '@';
  ctx->enc_packmode = '@';
  ctx->new_count = 1;
  ctx->enc_count = 0;
  ctx->enc_type = 0;
  ctx->is_complex = 0;
  ctx->is_valid_array = 0;
  ctx->struct_alignment = 0;
  while (type->typegroup == 'S') {
    ++ctx->head;
    ctx->head->field = type->fields;
    ctx->head->parent_offset = 0;
    type = type->fields->type;
  }
}
static int __Pyx_BufFmt_ParseNumber(const char** ts) {
    int count;
    const char* t = *ts;
    if (*t < '0' || *t > '9') {
      return -1;
    } else {
        count = *t++ - '0';
        while (*t >= '0' && *t <= '9') {
            count *= 10;
            count += *t++ - '0';
        }
    }
    *ts = t;
    return count;
}
static int __Pyx_BufFmt_ExpectNumber(const char **ts) {
    int number = __Pyx_BufFmt_ParseNumber(ts);
    if (number == -1)
        PyErr_Format(PyExc_ValueError,\
                     "Does not understand character buffer dtype format string ('%c')", **ts);
    return number;
}
static void __Pyx_BufFmt_RaiseUnexpectedChar(char ch) {
  PyErr_Format(PyExc_ValueError,
               "Unexpected format string character: '%c'", ch);
}
static const char* __Pyx_BufFmt_DescribeTypeChar(char ch, int is_complex) {
  switch (ch) {
    case '?': return "'bool'";
    case 'c': return "'char'";
    case 'b': return "'signed char'";
    case 'B': return "'unsigned char'";
    case 'h': return "'short'";
    case 'H': return "'unsigned short'";
    case 'i': return "'int'";
    case 'I': return "'unsigned int'";
    case 'l': return "'long'";
    case 'L': return "'unsigned long'";
    case 'q': return "'long long'";
    case 'Q': return "'unsigned long long'";
    case 'f': return (is_complex ? "'complex float'" : "'float'");
    case 'd': return (is_complex ? "'complex double'" : "'double'");
    case 'g': return (is_complex ? "'complex long double'" : "'long double'");
    case 'T': return "a struct";
    case 'O': return "Python object";
    case 'P': return "a pointer";
    case 's': case 'p': return "a string";
    case 0: return "end";
    default: return "unparseable format string";
  }
}
static size_t __Pyx_BufFmt_TypeCharToStandardSize(char ch, int is_complex) {
  switch (ch) {
    case '?': case 'c': case 'b': case 'B': case 's': case 'p': return 1;
    case 'h': case 'H': return 2;
    case 'i': case 'I': case 'l': case 'L': return 4;
    case 'q': case 'Q': return 8;
    case 'f': return (is_complex ? 8 : 4);
    case 'd': return (is_complex ? 16 : 8);
    case 'g': {
      PyErr_SetString(PyExc_ValueError, "Python does not define a standard format string size for long double ('g')..");
      return 0;
    }
    case 'O': case 'P': return sizeof(void*);
    default:
      __Pyx_BufFmt_RaiseUnexpectedChar(ch);
      return 0;
    }
}
static size_t __Pyx_BufFmt_TypeCharToNativeSize(char ch, int is_complex) {
  switch (ch) {
    case '?': case 'c': case 'b': case 'B': case 's': case 'p': return 1;
    case 'h': case 'H': return sizeof(short);
    case 'i': case 'I': return sizeof(int);
    case 'l': case 'L': return sizeof(long);
    #ifdef HAVE_LONG_LONG
    case 'q': case 'Q': return sizeof(PY_LONG_LONG);
    #endif
    case 'f': return sizeof(float) * (is_complex ? 2 : 1);
    case 'd': return sizeof(double) * (is_complex ? 2 : 1);
    case 'g': return sizeof(long double) * (is_complex ? 2 : 1);
    case 'O': case 'P': return sizeof(void*);
    default: {
      __Pyx_BufFmt_RaiseUnexpectedChar(ch);
      return 0;
    }
  }
}
typedef struct { char c; short x; } __Pyx_st_short;
typedef struct { char c; int x; } __Pyx_st_int;
typedef struct { char c; long x; } __Pyx_st_long;
typedef struct { char c; float x; } __Pyx_st_float;
typedef struct { char c; double x; } __Pyx_st_double;
typedef struct { char c; long double x; } __Pyx_st_longdouble;
typedef struct { char c; void *x; } __Pyx_st_void_p;
#ifdef HAVE_LONG_LONG
typedef struct { char c; PY_LONG_LONG x; } __Pyx_st_longlong;
#endif
static size_t __Pyx_BufFmt_TypeCharToAlignment(char ch, CYTHON_UNUSED int is_complex) {
  switch (ch) {
    case '?': case 'c': case 'b': case 'B': case 's': case 'p': return 1;
    case 'h': case 'H': return sizeof(__Pyx_st_short) - sizeof(short);
    case 'i': case 'I': return sizeof(__Pyx_st_int) - sizeof(int);
    case 'l': case 'L': return sizeof(__Pyx_st_long) - sizeof(long);
#ifdef HAVE_LONG_LONG
    case 'q': case 'Q': return sizeof(__Pyx_st_longlong) - sizeof(PY_LONG_LONG);
#endif
    case 'f': return sizeof(__Pyx_st_float) - sizeof(float);
    case 'd': return sizeof(__Pyx_st_double) - sizeof(double);
    case 'g': return sizeof(__Pyx_st_longdouble) - sizeof(long double);
    case 'P': case 'O': return sizeof(__Pyx_st_void_p) - sizeof(void*);
    default:
      __Pyx_BufFmt_RaiseUnexpectedChar(ch);
      return 0;
    }
}
/* These are for computing the padding at the end of the struct to align
   on the first member of the struct. This will probably the same as above,
   but we don't have any guarantees.
 */
typedef struct { short x; char c; } __Pyx_pad_short;
typedef struct { int x; char c; } __Pyx_pad_int;
typedef struct { long x; char c; } __Pyx_pad_long;
typedef struct { float x; char c; } __Pyx_pad_float;
typedef struct { double x; char c; } __Pyx_pad_double;
typedef struct { long double x; char c; } __Pyx_pad_longdouble;
typedef struct { void *x; char c; } __Pyx_pad_void_p;
#ifdef HAVE_LONG_LONG
typedef struct { PY_LONG_LONG x; char c; } __Pyx_pad_longlong;
#endif
static size_t __Pyx_BufFmt_TypeCharToPadding(char ch, CYTHON_UNUSED int is_complex) {
  switch (ch) {
    case '?': case 'c': case 'b': case 'B': case 's': case 'p': return 1;
    case 'h': case 'H': return sizeof(__Pyx_pad_short) - sizeof(short);
    case 'i': case 'I': return sizeof(__Pyx_pad_int) - sizeof(int);
    case 'l': case 'L': return sizeof(__Pyx_pad_long) - sizeof(long);
#ifdef HAVE_LONG_LONG
    case 'q': case 'Q': return sizeof(__Pyx_pad_longlong) - sizeof(PY_LONG_LONG);
#endif
    case 'f': return sizeof(__Pyx_pad_float) - sizeof(float);
    case 'd': return sizeof(__Pyx_pad_double) - sizeof(double);
    case 'g': return sizeof(__Pyx_pad_longdouble) - sizeof(long double);
    case 'P': case 'O': return sizeof(__Pyx_pad_void_p) - sizeof(void*);
    default:
      __Pyx_BufFmt_RaiseUnexpectedChar(ch);
      return 0;
    }
}
static char __Pyx_BufFmt_TypeCharToGroup(char ch, int is_complex) {
  switch (ch) {
    case 'c':
        return 'H';
    case 'b': case 'h': case 'i':
    case 'l': case 'q': case 's': case 'p':
        return 'I';
    case '?': case 'B': case 'H': case 'I': case 'L': case 'Q':
        return 'U';
    case 'f': case 'd': case 'g':
        return (is_complex ? 'C' : 'R');
    case 'O':
        return 'O';
    case 'P':
        return 'P';
    default: {
      __Pyx_BufFmt_RaiseUnexpectedChar(ch);
      return 0;
    }
  }
}
static void __Pyx_BufFmt_RaiseExpected(__Pyx_BufFmt_Context* ctx) {
  if (ctx->head == NULL || ctx->head->field == &ctx->root) {
    const char* expected;
    const char* quote;
    if (ctx->head == NULL) {
      expected = "end";
      quote = "";
    } else {
      expected = ctx->head->field->type->name;
      quote = "'";
    }
    PyErr_Format(PyExc_ValueError,
                 "Buffer dtype mismatch, expected %s%s%s but got %s",
                 quote, expected, quote,
                 __Pyx_BufFmt_DescribeTypeChar(ctx->enc_type, ctx->is_complex));
  } else {
    __Pyx_StructField* field = ctx->head->field;
    __Pyx_StructField* parent = (ctx->head - 1)->field;
    PyErr_Format(PyExc_ValueError,
                 "Buffer dtype mismatch, expected '%s' but got %s in '%s.%s'",
                 field->type->name, __Pyx_BufFmt_DescribeTypeChar(ctx->enc_type, ctx->is_complex),
                 parent->type->name, field->name);
  }
}
static int __Pyx_BufFmt_ProcessTypeChunk(__Pyx_BufFmt_Context* ctx) {
  char group;
  size_t size, offset, arraysize = 1;
  if (ctx->enc_type == 0) return 0;
  if (ctx->head->field->type->arraysize[0]) {
    int i, ndim = 0;
    if (ctx->enc_type == 's' || ctx->enc_type == 'p') {
        ctx->is_valid_array = ctx->head->field->type->ndim == 1;
        ndim = 1;
        if (ctx->enc_count != ctx->head->field->type->arraysize[0]) {
            PyErr_Format(PyExc_ValueError,
                         "Expected a dimension of size %zu, got %zu",
                         ctx->head->field->type->arraysize[0], ctx->enc_count);
            return -1;
        }
    }
    if (!ctx->is_valid_array) {
      PyErr_Format(PyExc_ValueError, "Expected %d dimensions, got %d",
                   ctx->head->field->type->ndim, ndim);
      return -1;
    }
    for (i = 0; i < ctx->head->field->type->ndim; i++) {
      arraysize *= ctx->head->field->type->arraysize[i];
    }
    ctx->is_valid_array = 0;
    ctx->enc_count = 1;
  }
  group = __Pyx_BufFmt_TypeCharToGroup(ctx->enc_type, ctx->is_complex);
  do {
    __Pyx_StructField* field = ctx->head->field;
    __Pyx_TypeInfo* type = field->type;
    if (ctx->enc_packmode == '@' || ctx->enc_packmode == '^') {
      size = __Pyx_BufFmt_TypeCharToNativeSize(ctx->enc_type, ctx->is_complex);
    } else {
      size = __Pyx_BufFmt_TypeCharToStandardSize(ctx->enc_type, ctx->is_complex);
    }
    if (ctx->enc_packmode == '@') {
      size_t align_at = __Pyx_BufFmt_TypeCharToAlignment(ctx->enc_type, ctx->is_complex);
      size_t align_mod_offset;
      if (align_at == 0) return -1;
      align_mod_offset = ctx->fmt_offset % align_at;
      if (align_mod_offset > 0) ctx->fmt_offset += align_at - align_mod_offset;
      if (ctx->struct_alignment == 0)
          ctx->struct_alignment = __Pyx_BufFmt_TypeCharToPadding(ctx->enc_type,
                                                                 ctx->is_complex);
    }
    if (type->size != size || type->typegroup != group) {
      if (type->typegroup == 'C' && type->fields != NULL) {
        size_t parent_offset = ctx->head->parent_offset + field->offset;
        ++ctx->head;
        ctx->head->field = type->fields;
        ctx->head->parent_offset = parent_offset;
        continue;
      }
      if ((type->typegroup == 'H' || group == 'H') && type->size == size) {
      } else {
          __Pyx_BufFmt_RaiseExpected(ctx);
          return -1;
      }
    }
    offset = ctx->head->parent_offset + field->offset;
    if (ctx->fmt_offset != offset) {
      PyErr_Format(PyExc_ValueError,
                   "Buffer dtype mismatch; next field is at offset %" CYTHON_FORMAT_SSIZE_T "d but %" CYTHON_FORMAT_SSIZE_T "d expected",
                   (Py_ssize_t)ctx->fmt_offset, (Py_ssize_t)offset);
      return -1;
    }
    ctx->fmt_offset += size;
    if (arraysize)
      ctx->fmt_offset += (arraysize - 1) * size;
    --ctx->enc_count;
    while (1) {
      if (field == &ctx->root) {
        ctx->head = NULL;
        if (ctx->enc_count != 0) {
          __Pyx_BufFmt_RaiseExpected(ctx);
          return -1;
        }
        break;
      }
      ctx->head->field = ++field;
      if (field->type == NULL) {
        --ctx->head;
        field = ctx->head->field;
        continue;
      } else if (field->type->typegroup == 'S') {
        size_t parent_offset = ctx->head->parent_offset + field->offset;
        if (field->type->fields->type == NULL) continue;
        field = field->type->fields;
        ++ctx->head;
        ctx->head->field = field;
        ctx->head->parent_offset = parent_offset;
        break;
      } else {
        break;
      }
    }
  } while (ctx->enc_count);
  ctx->enc_type = 0;
  ctx->is_complex = 0;
  return 0;
}
static PyObject *
__pyx_buffmt_parse_array(__Pyx_BufFmt_Context* ctx, const char** tsp)
{
    const char *ts = *tsp;
    int i = 0, number, ndim;
    ++ts;
    if (ctx->new_count != 1) {
        PyErr_SetString(PyExc_ValueError,
                        "Cannot handle repeated arrays in format string");
        return NULL;
    }
    if (__Pyx_BufFmt_ProcessTypeChunk(ctx) == -1) return NULL;
    ndim = ctx->head->field->type->ndim;
    while (*ts && *ts != ')') {
        switch (*ts) {
            case ' ': case '\f': case '\r': case '\n': case '\t': case '\v':  continue;
            default:  break;
        }
        number = __Pyx_BufFmt_ExpectNumber(&ts);
        if (number == -1) return NULL;
        if (i < ndim && (size_t) number != ctx->head->field->type->arraysize[i])
            return PyErr_Format(PyExc_ValueError,
                        "Expected a dimension of size %zu, got %d",
                        ctx->head->field->type->arraysize[i], number);
        if (*ts != ',' && *ts != ')')
            return PyErr_Format(PyExc_ValueError,
                                "Expected a comma in format string, got '%c'", *ts);
        if (*ts == ',') ts++;
        i++;
    }
    if (i != ndim)
        return PyErr_Format(PyExc_ValueError, "Expected %d dimension(s), got %d",
                            ctx->head->field->type->ndim, i);
    if (!*ts) {
        PyErr_SetString(PyExc_ValueError,
                        "Unexpected end of format string, expected ')'");
        return NULL;
    }
    ctx->is_valid_array = 1;
    ctx->new_count = 1;
    *tsp = ++ts;
    return Py_None;
}
static const char* __Pyx_BufFmt_CheckString(__Pyx_BufFmt_Context* ctx, const char* ts) {
  int got_Z = 0;
  while (1) {
    switch(*ts) {
      case 0:
        if (ctx->enc_type != 0 && ctx->head == NULL) {
          __Pyx_BufFmt_RaiseExpected(ctx);
          return NULL;
        }
        if (__Pyx_BufFmt_ProcessTypeChunk(ctx) == -1) return NULL;
        if (ctx->head != NULL) {
          __Pyx_BufFmt_RaiseExpected(ctx);
          return NULL;
        }
        return ts;
      case ' ':
      case '\r':
      case '\n':
        ++ts;
        break;
      case '<':
        if (!__Pyx_Is_Little_Endian()) {
          PyErr_SetString(PyExc_ValueError, "Little-endian buffer not supported on big-endian compiler");
          return NULL;
        }
        ctx->new_packmode = '=';
        ++ts;
        break;
      case '>':
      case '!':
        if (__Pyx_Is_Little_Endian()) {
          PyErr_SetString(PyExc_ValueError, "Big-endian buffer not supported on little-endian compiler");
          return NULL;
        }
        ctx->new_packmode = '=';
        ++ts;
        break;
      case '=':
      case '@':
      case '^':
        ctx->new_packmode = *ts++;
        break;
      case 'T':
        {
          const char* ts_after_sub;
          size_t i, struct_count = ctx->new_count;
          size_t struct_alignment = ctx->struct_alignment;
          ctx->new_count = 1;
          ++ts;
          if (*ts != '{') {
            PyErr_SetString(PyExc_ValueError, "Buffer acquisition: Expected '{' after 'T'");
            return NULL;
          }
          if (__Pyx_BufFmt_ProcessTypeChunk(ctx) == -1) return NULL;
          ctx->enc_type = 0;
          ctx->enc_count = 0;
          ctx->struct_alignment = 0;
          ++ts;
          ts_after_sub = ts;
          for (i = 0; i != struct_count; ++i) {
            ts_after_sub = __Pyx_BufFmt_CheckString(ctx, ts);
            if (!ts_after_sub) return NULL;
          }
          ts = ts_after_sub;
          if (struct_alignment) ctx->struct_alignment = struct_alignment;
        }
        break;
      case '}':
        {
          size_t alignment = ctx->struct_alignment;
          ++ts;
          if (__Pyx_BufFmt_ProcessTypeChunk(ctx) == -1) return NULL;
          ctx->enc_type = 0;
          if (alignment && ctx->fmt_offset % alignment) {
            ctx->fmt_offset += alignment - (ctx->fmt_offset % alignment);
          }
        }
        return ts;
      case 'x':
        if (__Pyx_BufFmt_ProcessTypeChunk(ctx) == -1) return NULL;
        ctx->fmt_offset += ctx->new_count;
        ctx->new_count = 1;
        ctx->enc_count = 0;
        ctx->enc_type = 0;
        ctx->enc_packmode = ctx->new_packmode;
        ++ts;
        break;
      case 'Z':
        got_Z = 1;
        ++ts;
        if (*ts != 'f' && *ts != 'd' && *ts != 'g') {
          __Pyx_BufFmt_RaiseUnexpectedChar('Z');
          return NULL;
        }
        CYTHON_FALLTHROUGH;
      case '?': case 'c': case 'b': case 'B': case 'h': case 'H': case 'i': case 'I':
      case 'l': case 'L': case 'q': case 'Q':
      case 'f': case 'd': case 'g':
      case 'O': case 'p':
        if ((ctx->enc_type == *ts) && (got_Z == ctx->is_complex) &&
            (ctx->enc_packmode == ctx->new_packmode) && (!ctx->is_valid_array)) {
          ctx->enc_count += ctx->new_count;
          ctx->new_count = 1;
          got_Z = 0;
          ++ts;
          break;
        }
        CYTHON_FALLTHROUGH;
      case 's':
        if (__Pyx_BufFmt_ProcessTypeChunk(ctx) == -1) return NULL;
        ctx->enc_count = ctx->new_count;
        ctx->enc_packmode = ctx->new_packmode;
        ctx->enc_type = *ts;
        ctx->is_complex = got_Z;
        ++ts;
        ctx->new_count = 1;
        got_Z = 0;
        break;
      case ':':
        ++ts;
        while(*ts != ':') ++ts;
        ++ts;
        break;
      case '(':
        if (!__pyx_buffmt_parse_array(ctx, &ts)) return NULL;
        break;
      default:
        {
          int number = __Pyx_BufFmt_ExpectNumber(&ts);
          if (number == -1) return NULL;
          ctx->new_count = (size_t)number;
        }
    }
  }
}

/* TypeInfoCompare */
  static int
__pyx_typeinfo_cmp(__Pyx_TypeInfo *a, __Pyx_TypeInfo *b)
{
    int i;
    if (!a || !b)
        return 0;
    if (a == b)
        return 1;
    if (a->size != b->size || a->typegroup != b->typegroup ||
            a->is_unsigned != b->is_unsigned || a->ndim != b->ndim) {
        if (a->typegroup == 'H' || b->typegroup == 'H') {
            return a->size == b->size;
        } else {
            return 0;
        }
    }
    if (a->ndim) {
        for (i = 0; i < a->ndim; i++)
            if (a->arraysize[i] != b->arraysize[i])
                return 0;
    }
    if (a->typegroup == 'S') {
        if (a->flags != b->flags)
            return 0;
        if (a->fields || b->fields) {
            if (!(a->fields && b->fields))
                return 0;
            for (i = 0; a->fields[i].type && b->fields[i].type; i++) {
                __Pyx_StructField *field_a = a->fields + i;
                __Pyx_StructField *field_b = b->fields + i;
                if (field_a->offset != field_b->offset ||
                    !__pyx_typeinfo_cmp(field_a->type, field_b->type))
                    return 0;
            }
            return !a->fields[i].type && !b->fields[i].type;
        }
    }
    return 1;
}

/* MemviewSliceValidateAndInit */
  static int
__pyx_check_strides(Py_buffer *buf, int dim, int ndim, int spec)
{
    if (buf->shape[dim] <= 1)
        return 1;
    if (buf->strides) {
        if (spec & __Pyx_MEMVIEW_CONTIG) {
            if (spec & (__Pyx_MEMVIEW_PTR|__Pyx_MEMVIEW_FULL)) {
                if (unlikely(buf->strides[dim] != sizeof(void *))) {
                    PyErr_Format(PyExc_ValueError,
                                 "Buffer is not indirectly contiguous "
                                 "in dimension %d.", dim);
                    goto fail;
                }
            } else if (unlikely(buf->strides[dim] != buf->itemsize)) {
                PyErr_SetString(PyExc_ValueError,
                                "Buffer and memoryview are not contiguous "
                                "in the same dimension.");
                goto fail;
            }
        }
        if (spec & __Pyx_MEMVIEW_FOLLOW) {
            Py_ssize_t stride = buf->strides[dim];
            if (stride < 0)
                stride = -stride;
            if (unlikely(stride < buf->itemsize)) {
                PyErr_SetString(PyExc_ValueError,
                                "Buffer and memoryview are not contiguous "
                                "in the same dimension.");
                goto fail;
            }
        }
    } else {
        if (unlikely(spec & __Pyx_MEMVIEW_CONTIG && dim != ndim - 1)) {
            PyErr_Format(PyExc_ValueError,
                         "C-contiguous buffer is not contiguous in "
                         "dimension %d", dim);
            goto fail;
        } else if (unlikely(spec & (__Pyx_MEMVIEW_PTR))) {
            PyErr_Format(PyExc_ValueError,
                         "C-contiguous buffer is not indirect in "
                         "dimension %d", dim);
            goto fail;
        } else if (unlikely(buf->suboffsets)) {
            PyErr_SetString(PyExc_ValueError,
                            "Buffer exposes suboffsets but no strides");
            goto fail;
        }
    }
    return 1;
fail:
    return 0;
}
static int
__pyx_check_suboffsets(Py_buffer *buf, int dim, CYTHON_UNUSED int ndim, int spec)
{
    if (spec & __Pyx_MEMVIEW_DIRECT) {
        if (unlikely(buf->suboffsets && buf->suboffsets[dim] >= 0)) {
            PyErr_Format(PyExc_ValueError,
                         "Buffer not compatible with direct access "
                         "in dimension %d.", dim);
            goto fail;
        }
    }
    if (spec & __Pyx_MEMVIEW_PTR) {
        if (unlikely(!buf->suboffsets || (buf->suboffsets[dim] < 0))) {
            PyErr_Format(PyExc_ValueError,
                         "Buffer is not indirectly accessible "
                         "in dimension %d.", dim);
            goto fail;
        }
    }
    return 1;
fail:
    return 0;
}
static int
__pyx_verify_contig(Py_buffer *buf, int ndim, int c_or_f_flag)
{
    int i;
    if (c_or_f_flag & __Pyx_IS_F_CONTIG) {
        Py_ssize_t stride = 1;
        for (i = 0; i < ndim; i++) {
            if (unlikely(stride * buf->itemsize != buf->strides[i]  &&  buf->shape[i] > 1)) {
                PyErr_SetString(PyExc_ValueError,
                    "Buffer not fortran contiguous.");
                goto fail;
            }
            stride = stride * buf->shape[i];
        }
    } else if (c_or_f_flag & __Pyx_IS_C_CONTIG) {
        Py_ssize_t stride = 1;
        for (i = ndim - 1; i >- 1; i--) {
            if (unlikely(stride * buf->itemsize != buf->strides[i]  &&  buf->shape[i] > 1)) {
                PyErr_SetString(PyExc_ValueError,
                    "Buffer not C contiguous.");
                goto fail;
            }
            stride = stride * buf->shape[i];
        }
    }
    return 1;
fail:
    return 0;
}
static int __Pyx_ValidateAndInit_memviewslice(
                int *axes_specs,
                int c_or_f_flag,
                int buf_flags,
                int ndim,
                __Pyx_TypeInfo *dtype,
                __Pyx_BufFmt_StackElem stack[],
                __Pyx_memviewslice *memviewslice,
                PyObject *original_obj)
{
    struct __pyx_memoryview_obj *memview, *new_memview;
    __Pyx_RefNannyDeclarations
    Py_buffer *buf;
    int i, spec = 0, retval = -1;
    __Pyx_BufFmt_Context ctx;
    int from_memoryview = __pyx_memoryview_check(original_obj);
    __Pyx_RefNannySetupContext("ValidateAndInit_memviewslice", 0);
    if (from_memoryview && __pyx_typeinfo_cmp(dtype, ((struct __pyx_memoryview_obj *)
                                                            original_obj)->typeinfo)) {
        memview = (struct __pyx_memoryview_obj *) original_obj;
        new_memview = NULL;
    } else {
        memview = (struct __pyx_memoryview_obj *) __pyx_memoryview_new(
                                            original_obj, buf_flags, 0, dtype);
        new_memview = memview;
        if (unlikely(!memview))
            goto fail;
    }
    buf = &memview->view;
    if (unlikely(buf->ndim != ndim)) {
        PyErr_Format(PyExc_ValueError,
                "Buffer has wrong number of dimensions (expected %d, got %d)",
                ndim, buf->ndim);
        goto fail;
    }
    if (new_memview) {
        __Pyx_BufFmt_Init(&ctx, stack, dtype);
        if (unlikely(!__Pyx_BufFmt_CheckString(&ctx, buf->format))) goto fail;
    }
    if (unlikely((unsigned) buf->itemsize != dtype->size)) {
        PyErr_Format(PyExc_ValueError,
                     "Item size of buffer (%" CYTHON_FORMAT_SSIZE_T "u byte%s) "
                     "does not match size of '%s' (%" CYTHON_FORMAT_SSIZE_T "u byte%s)",
                     buf->itemsize,
                     (buf->itemsize > 1) ? "s" : "",
                     dtype->name,
                     dtype->size,
                     (dtype->size > 1) ? "s" : "");
        goto fail;
    }
    if (buf->len > 0) {
        for (i = 0; i < ndim; i++) {
            spec = axes_specs[i];
            if (unlikely(!__pyx_check_strides(buf, i, ndim, spec)))
                goto fail;
            if (unlikely(!__pyx_check_suboffsets(buf, i, ndim, spec)))
                goto fail;
        }
        if (unlikely(buf->strides && !__pyx_verify_contig(buf, ndim, c_or_f_flag)))
            goto fail;
    }
    if (unlikely(__Pyx_init_memviewslice(memview, ndim, memviewslice,
                                         new_memview != NULL) == -1)) {
        goto fail;
    }
    retval = 0;
    goto no_fail;
fail:
    Py_XDECREF(new_memview);
    retval = -1;
no_fail:
    __Pyx_RefNannyFinishContext();
    return retval;
}

/* ObjectToMemviewSlice */
  static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_d_dc_nn___pyx_t_13cnnclustering_16_primitive_types_AVALUE(PyObject *obj, int writable_flag) {
    __Pyx_memviewslice result = { 0, 0, { 0 }, { 0 }, { 0 } };
    __Pyx_BufFmt_StackElem stack[1];
    int axes_specs[] = { (__Pyx_MEMVIEW_DIRECT | __Pyx_MEMVIEW_FOLLOW), (__Pyx_MEMVIEW_DIRECT | __Pyx_MEMVIEW_CONTIG) };
    int retcode;
    if (obj == Py_None) {
        result.memview = (struct __pyx_memoryview_obj *) Py_None;
        return result;
    }
    retcode = __Pyx_ValidateAndInit_memviewslice(axes_specs, __Pyx_IS_C_CONTIG,
                                                 (PyBUF_C_CONTIGUOUS | PyBUF_FORMAT) | writable_flag, 2,
                                                 &__Pyx_TypeInfo_nn___pyx_t_13cnnclustering_16_primitive_types_AVALUE, stack,
                                                 &result, obj);
    if (unlikely(retcode == -1))
        goto __pyx_fail;
    return result;
__pyx_fail:
    result.memview = NULL;
    result.data = NULL;
    return result;
}

/* ObjectToMemviewSlice */
  static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_dc_nn___pyx_t_13cnnclustering_16_primitive_types_AVALUE(PyObject *obj, int writable_flag) {
    __Pyx_memviewslice result = { 0, 0, { 0 }, { 0 }, { 0 } };
    __Pyx_BufFmt_StackElem stack[1];
    int axes_specs[] = { (__Pyx_MEMVIEW_DIRECT | __Pyx_MEMVIEW_CONTIG) };
    int retcode;
    if (obj == Py_None) {
        result.memview = (struct __pyx_memoryview_obj *) Py_None;
        return result;
    }
    retcode = __Pyx_ValidateAndInit_memviewslice(axes_specs, __Pyx_IS_C_CONTIG,
                                                 (PyBUF_C_CONTIGUOUS | PyBUF_FORMAT) | writable_flag, 1,
                                                 &__Pyx_TypeInfo_nn___pyx_t_13cnnclustering_16_primitive_types_AVALUE, stack,
                                                 &result, obj);
    if (unlikely(retcode == -1))
        goto __pyx_fail;
    return result;
__pyx_fail:
    result.memview = NULL;
    result.data = NULL;
    return result;
}

/* ObjectToMemviewSlice */
  static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_d_dc_nn___pyx_t_13cnnclustering_16_primitive_types_AINDEX(PyObject *obj, int writable_flag) {
    __Pyx_memviewslice result = { 0, 0, { 0 }, { 0 }, { 0 } };
    __Pyx_BufFmt_StackElem stack[1];
    int axes_specs[] = { (__Pyx_MEMVIEW_DIRECT | __Pyx_MEMVIEW_FOLLOW), (__Pyx_MEMVIEW_DIRECT | __Pyx_MEMVIEW_CONTIG) };
    int retcode;
    if (obj == Py_None) {
        result.memview = (struct __pyx_memoryview_obj *) Py_None;
        return result;
    }
    retcode = __Pyx_ValidateAndInit_memviewslice(axes_specs, __Pyx_IS_C_CONTIG,
                                                 (PyBUF_C_CONTIGUOUS | PyBUF_FORMAT) | writable_flag, 2,
                                                 &__Pyx_TypeInfo_nn___pyx_t_13cnnclustering_16_primitive_types_AINDEX, stack,
                                                 &result, obj);
    if (unlikely(retcode == -1))
        goto __pyx_fail;
    return result;
__pyx_fail:
    result.memview = NULL;
    result.data = NULL;
    return result;
}

/* ObjectToMemviewSlice */
  static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_dc_nn___pyx_t_13cnnclustering_16_primitive_types_AINDEX(PyObject *obj, int writable_flag) {
    __Pyx_memviewslice result = { 0, 0, { 0 }, { 0 }, { 0 } };
    __Pyx_BufFmt_StackElem stack[1];
    int axes_specs[] = { (__Pyx_MEMVIEW_DIRECT | __Pyx_MEMVIEW_CONTIG) };
    int retcode;
    if (obj == Py_None) {
        result.memview = (struct __pyx_memoryview_obj *) Py_None;
        return result;
    }
    retcode = __Pyx_ValidateAndInit_memviewslice(axes_specs, __Pyx_IS_C_CONTIG,
                                                 (PyBUF_C_CONTIGUOUS | PyBUF_FORMAT) | writable_flag, 1,
                                                 &__Pyx_TypeInfo_nn___pyx_t_13cnnclustering_16_primitive_types_AINDEX, stack,
                                                 &result, obj);
    if (unlikely(retcode == -1))
        goto __pyx_fail;
    return result;
__pyx_fail:
    result.memview = NULL;
    result.data = NULL;
    return result;
}

/* MemviewDtypeToObject */
  static CYTHON_INLINE PyObject *__pyx_memview_get_nn___pyx_t_13cnnclustering_16_primitive_types_AINDEX(const char *itemp) {
    return (PyObject *) __Pyx_PyInt_From_Py_intptr_t(*(__pyx_t_13cnnclustering_16_primitive_types_AINDEX *) itemp);
}
static CYTHON_INLINE int __pyx_memview_set_nn___pyx_t_13cnnclustering_16_primitive_types_AINDEX(const char *itemp, PyObject *obj) {
    __pyx_t_13cnnclustering_16_primitive_types_AINDEX value = __Pyx_PyInt_As_Py_intptr_t(obj);
    if ((value == ((npy_intp)-1)) && PyErr_Occurred())
        return 0;
    *(__pyx_t_13cnnclustering_16_primitive_types_AINDEX *) itemp = value;
    return 1;
}

/* ObjectToMemviewSlice */
  static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_dc_nn___pyx_t_13cnnclustering_16_primitive_types_ABOOL(PyObject *obj, int writable_flag) {
    __Pyx_memviewslice result = { 0, 0, { 0 }, { 0 }, { 0 } };
    __Pyx_BufFmt_StackElem stack[1];
    int axes_specs[] = { (__Pyx_MEMVIEW_DIRECT | __Pyx_MEMVIEW_CONTIG) };
    int retcode;
    if (obj == Py_None) {
        result.memview = (struct __pyx_memoryview_obj *) Py_None;
        return result;
    }
    retcode = __Pyx_ValidateAndInit_memviewslice(axes_specs, __Pyx_IS_C_CONTIG,
                                                 (PyBUF_C_CONTIGUOUS | PyBUF_FORMAT) | writable_flag, 1,
                                                 &__Pyx_TypeInfo_nn___pyx_t_13cnnclustering_16_primitive_types_ABOOL, stack,
                                                 &result, obj);
    if (unlikely(retcode == -1))
        goto __pyx_fail;
    return result;
__pyx_fail:
    result.memview = NULL;
    result.data = NULL;
    return result;
}

/* MemviewDtypeToObject */
  static CYTHON_INLINE PyObject *__pyx_memview_get_nn___pyx_t_13cnnclustering_16_primitive_types_ABOOL(const char *itemp) {
    return (PyObject *) __Pyx_PyInt_From_npy_uint8(*(__pyx_t_13cnnclustering_16_primitive_types_ABOOL *) itemp);
}
static CYTHON_INLINE int __pyx_memview_set_nn___pyx_t_13cnnclustering_16_primitive_types_ABOOL(const char *itemp, PyObject *obj) {
    __pyx_t_13cnnclustering_16_primitive_types_ABOOL value = __Pyx_PyInt_As_npy_uint8(obj);
    if ((value == ((npy_uint8)-1)) && PyErr_Occurred())
        return 0;
    *(__pyx_t_13cnnclustering_16_primitive_types_ABOOL *) itemp = value;
    return 1;
}

/* MemviewDtypeToObject */
  static CYTHON_INLINE PyObject *__pyx_memview_get_nn___pyx_t_13cnnclustering_16_primitive_types_AVALUE(const char *itemp) {
    return (PyObject *) PyFloat_FromDouble(*(__pyx_t_13cnnclustering_16_primitive_types_AVALUE *) itemp);
}
static CYTHON_INLINE int __pyx_memview_set_nn___pyx_t_13cnnclustering_16_primitive_types_AVALUE(const char *itemp, PyObject *obj) {
    __pyx_t_13cnnclustering_16_primitive_types_AVALUE value = __pyx_PyFloat_AsDouble(obj);
    if ((value == ((npy_float64)-1)) && PyErr_Occurred())
        return 0;
    *(__pyx_t_13cnnclustering_16_primitive_types_AVALUE *) itemp = value;
    return 1;
}

/* None */
  static CYTHON_INLINE long __Pyx_pow_long(long b, long e) {
    long t = b;
    switch (e) {
        case 3:
            t *= b;
        CYTHON_FALLTHROUGH;
        case 2:
            t *= b;
        CYTHON_FALLTHROUGH;
        case 1:
            return t;
        case 0:
            return 1;
    }
    #if 1
    if (unlikely(e<0)) return 0;
    #endif
    t = 1;
    while (likely(e)) {
        t *= (b * (e&1)) | ((~e)&1);
        b *= b;
        e >>= 1;
    }
    return t;
}

/* Declarations */
  #if CYTHON_CCOMPLEX
  #ifdef __cplusplus
    static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(float x, float y) {
      return ::std::complex< float >(x, y);
    }
  #else
    static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(float x, float y) {
      return x + y*(__pyx_t_float_complex)_Complex_I;
    }
  #endif
#else
    static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(float x, float y) {
      __pyx_t_float_complex z;
      z.real = x;
      z.imag = y;
      return z;
    }
#endif

/* Arithmetic */
  #if CYTHON_CCOMPLEX
#else
    static CYTHON_INLINE int __Pyx_c_eq_float(__pyx_t_float_complex a, __pyx_t_float_complex b) {
       return (a.real == b.real) && (a.imag == b.imag);
    }
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_sum_float(__pyx_t_float_complex a, __pyx_t_float_complex b) {
        __pyx_t_float_complex z;
        z.real = a.real + b.real;
        z.imag = a.imag + b.imag;
        return z;
    }
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_diff_float(__pyx_t_float_complex a, __pyx_t_float_complex b) {
        __pyx_t_float_complex z;
        z.real = a.real - b.real;
        z.imag = a.imag - b.imag;
        return z;
    }
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_prod_float(__pyx_t_float_complex a, __pyx_t_float_complex b) {
        __pyx_t_float_complex z;
        z.real = a.real * b.real - a.imag * b.imag;
        z.imag = a.real * b.imag + a.imag * b.real;
        return z;
    }
    #if 1
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_quot_float(__pyx_t_float_complex a, __pyx_t_float_complex b) {
        if (b.imag == 0) {
            return __pyx_t_float_complex_from_parts(a.real / b.real, a.imag / b.real);
        } else if (fabsf(b.real) >= fabsf(b.imag)) {
            if (b.real == 0 && b.imag == 0) {
                return __pyx_t_float_complex_from_parts(a.real / b.real, a.imag / b.imag);
            } else {
                float r = b.imag / b.real;
                float s = (float)(1.0) / (b.real + b.imag * r);
                return __pyx_t_float_complex_from_parts(
                    (a.real + a.imag * r) * s, (a.imag - a.real * r) * s);
            }
        } else {
            float r = b.real / b.imag;
            float s = (float)(1.0) / (b.imag + b.real * r);
            return __pyx_t_float_complex_from_parts(
                (a.real * r + a.imag) * s, (a.imag * r - a.real) * s);
        }
    }
    #else
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_quot_float(__pyx_t_float_complex a, __pyx_t_float_complex b) {
        if (b.imag == 0) {
            return __pyx_t_float_complex_from_parts(a.real / b.real, a.imag / b.real);
        } else {
            float denom = b.real * b.real + b.imag * b.imag;
            return __pyx_t_float_complex_from_parts(
                (a.real * b.real + a.imag * b.imag) / denom,
                (a.imag * b.real - a.real * b.imag) / denom);
        }
    }
    #endif
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_neg_float(__pyx_t_float_complex a) {
        __pyx_t_float_complex z;
        z.real = -a.real;
        z.imag = -a.imag;
        return z;
    }
    static CYTHON_INLINE int __Pyx_c_is_zero_float(__pyx_t_float_complex a) {
       return (a.real == 0) && (a.imag == 0);
    }
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_conj_float(__pyx_t_float_complex a) {
        __pyx_t_float_complex z;
        z.real =  a.real;
        z.imag = -a.imag;
        return z;
    }
    #if 1
        static CYTHON_INLINE float __Pyx_c_abs_float(__pyx_t_float_complex z) {
          #if !defined(HAVE_HYPOT) || defined(_MSC_VER)
            return sqrtf(z.real*z.real + z.imag*z.imag);
          #else
            return hypotf(z.real, z.imag);
          #endif
        }
        static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_pow_float(__pyx_t_float_complex a, __pyx_t_float_complex b) {
            __pyx_t_float_complex z;
            float r, lnr, theta, z_r, z_theta;
            if (b.imag == 0 && b.real == (int)b.real) {
                if (b.real < 0) {
                    float denom = a.real * a.real + a.imag * a.imag;
                    a.real = a.real / denom;
                    a.imag = -a.imag / denom;
                    b.real = -b.real;
                }
                switch ((int)b.real) {
                    case 0:
                        z.real = 1;
                        z.imag = 0;
                        return z;
                    case 1:
                        return a;
                    case 2:
                        return __Pyx_c_prod_float(a, a);
                    case 3:
                        z = __Pyx_c_prod_float(a, a);
                        return __Pyx_c_prod_float(z, a);
                    case 4:
                        z = __Pyx_c_prod_float(a, a);
                        return __Pyx_c_prod_float(z, z);
                }
            }
            if (a.imag == 0) {
                if (a.real == 0) {
                    return a;
                } else if (b.imag == 0) {
                    z.real = powf(a.real, b.real);
                    z.imag = 0;
                    return z;
                } else if (a.real > 0) {
                    r = a.real;
                    theta = 0;
                } else {
                    r = -a.real;
                    theta = atan2f(0.0, -1.0);
                }
            } else {
                r = __Pyx_c_abs_float(a);
                theta = atan2f(a.imag, a.real);
            }
            lnr = logf(r);
            z_r = expf(lnr * b.real - theta * b.imag);
            z_theta = theta * b.real + lnr * b.imag;
            z.real = z_r * cosf(z_theta);
            z.imag = z_r * sinf(z_theta);
            return z;
        }
    #endif
#endif

/* Declarations */
  #if CYTHON_CCOMPLEX
  #ifdef __cplusplus
    static CYTHON_INLINE __pyx_t_double_complex __pyx_t_double_complex_from_parts(double x, double y) {
      return ::std::complex< double >(x, y);
    }
  #else
    static CYTHON_INLINE __pyx_t_double_complex __pyx_t_double_complex_from_parts(double x, double y) {
      return x + y*(__pyx_t_double_complex)_Complex_I;
    }
  #endif
#else
    static CYTHON_INLINE __pyx_t_double_complex __pyx_t_double_complex_from_parts(double x, double y) {
      __pyx_t_double_complex z;
      z.real = x;
      z.imag = y;
      return z;
    }
#endif

/* Arithmetic */
  #if CYTHON_CCOMPLEX
#else
    static CYTHON_INLINE int __Pyx_c_eq_double(__pyx_t_double_complex a, __pyx_t_double_complex b) {
       return (a.real == b.real) && (a.imag == b.imag);
    }
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_sum_double(__pyx_t_double_complex a, __pyx_t_double_complex b) {
        __pyx_t_double_complex z;
        z.real = a.real + b.real;
        z.imag = a.imag + b.imag;
        return z;
    }
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_diff_double(__pyx_t_double_complex a, __pyx_t_double_complex b) {
        __pyx_t_double_complex z;
        z.real = a.real - b.real;
        z.imag = a.imag - b.imag;
        return z;
    }
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_prod_double(__pyx_t_double_complex a, __pyx_t_double_complex b) {
        __pyx_t_double_complex z;
        z.real = a.real * b.real - a.imag * b.imag;
        z.imag = a.real * b.imag + a.imag * b.real;
        return z;
    }
    #if 1
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_quot_double(__pyx_t_double_complex a, __pyx_t_double_complex b) {
        if (b.imag == 0) {
            return __pyx_t_double_complex_from_parts(a.real / b.real, a.imag / b.real);
        } else if (fabs(b.real) >= fabs(b.imag)) {
            if (b.real == 0 && b.imag == 0) {
                return __pyx_t_double_complex_from_parts(a.real / b.real, a.imag / b.imag);
            } else {
                double r = b.imag / b.real;
                double s = (double)(1.0) / (b.real + b.imag * r);
                return __pyx_t_double_complex_from_parts(
                    (a.real + a.imag * r) * s, (a.imag - a.real * r) * s);
            }
        } else {
            double r = b.real / b.imag;
            double s = (double)(1.0) / (b.imag + b.real * r);
            return __pyx_t_double_complex_from_parts(
                (a.real * r + a.imag) * s, (a.imag * r - a.real) * s);
        }
    }
    #else
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_quot_double(__pyx_t_double_complex a, __pyx_t_double_complex b) {
        if (b.imag == 0) {
            return __pyx_t_double_complex_from_parts(a.real / b.real, a.imag / b.real);
        } else {
            double denom = b.real * b.real + b.imag * b.imag;
            return __pyx_t_double_complex_from_parts(
                (a.real * b.real + a.imag * b.imag) / denom,
                (a.imag * b.real - a.real * b.imag) / denom);
        }
    }
    #endif
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_neg_double(__pyx_t_double_complex a) {
        __pyx_t_double_complex z;
        z.real = -a.real;
        z.imag = -a.imag;
        return z;
    }
    static CYTHON_INLINE int __Pyx_c_is_zero_double(__pyx_t_double_complex a) {
       return (a.real == 0) && (a.imag == 0);
    }
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_conj_double(__pyx_t_double_complex a) {
        __pyx_t_double_complex z;
        z.real =  a.real;
        z.imag = -a.imag;
        return z;
    }
    #if 1
        static CYTHON_INLINE double __Pyx_c_abs_double(__pyx_t_double_complex z) {
          #if !defined(HAVE_HYPOT) || defined(_MSC_VER)
            return sqrt(z.real*z.real + z.imag*z.imag);
          #else
            return hypot(z.real, z.imag);
          #endif
        }
        static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_pow_double(__pyx_t_double_complex a, __pyx_t_double_complex b) {
            __pyx_t_double_complex z;
            double r, lnr, theta, z_r, z_theta;
            if (b.imag == 0 && b.real == (int)b.real) {
                if (b.real < 0) {
                    double denom = a.real * a.real + a.imag * a.imag;
                    a.real = a.real / denom;
                    a.imag = -a.imag / denom;
                    b.real = -b.real;
                }
                switch ((int)b.real) {
                    case 0:
                        z.real = 1;
                        z.imag = 0;
                        return z;
                    case 1:
                        return a;
                    case 2:
                        return __Pyx_c_prod_double(a, a);
                    case 3:
                        z = __Pyx_c_prod_double(a, a);
                        return __Pyx_c_prod_double(z, a);
                    case 4:
                        z = __Pyx_c_prod_double(a, a);
                        return __Pyx_c_prod_double(z, z);
                }
            }
            if (a.imag == 0) {
                if (a.real == 0) {
                    return a;
                } else if (b.imag == 0) {
                    z.real = pow(a.real, b.real);
                    z.imag = 0;
                    return z;
                } else if (a.real > 0) {
                    r = a.real;
                    theta = 0;
                } else {
                    r = -a.real;
                    theta = atan2(0.0, -1.0);
                }
            } else {
                r = __Pyx_c_abs_double(a);
                theta = atan2(a.imag, a.real);
            }
            lnr = log(r);
            z_r = exp(lnr * b.real - theta * b.imag);
            z_theta = theta * b.real + lnr * b.imag;
            z.real = z_r * cos(z_theta);
            z.imag = z_r * sin(z_theta);
            return z;
        }
    #endif
#endif

/* MemviewSliceCopyTemplate */
  static __Pyx_memviewslice
__pyx_memoryview_copy_new_contig(const __Pyx_memviewslice *from_mvs,
                                 const char *mode, int ndim,
                                 size_t sizeof_dtype, int contig_flag,
                                 int dtype_is_object)
{
    __Pyx_RefNannyDeclarations
    int i;
    __Pyx_memviewslice new_mvs = { 0, 0, { 0 }, { 0 }, { 0 } };
    struct __pyx_memoryview_obj *from_memview = from_mvs->memview;
    Py_buffer *buf = &from_memview->view;
    PyObject *shape_tuple = NULL;
    PyObject *temp_int = NULL;
    struct __pyx_array_obj *array_obj = NULL;
    struct __pyx_memoryview_obj *memview_obj = NULL;
    __Pyx_RefNannySetupContext("__pyx_memoryview_copy_new_contig", 0);
    for (i = 0; i < ndim; i++) {
        if (unlikely(from_mvs->suboffsets[i] >= 0)) {
            PyErr_Format(PyExc_ValueError, "Cannot copy memoryview slice with "
                                           "indirect dimensions (axis %d)", i);
            goto fail;
        }
    }
    shape_tuple = PyTuple_New(ndim);
    if (unlikely(!shape_tuple)) {
        goto fail;
    }
    __Pyx_GOTREF(shape_tuple);
    for(i = 0; i < ndim; i++) {
        temp_int = PyInt_FromSsize_t(from_mvs->shape[i]);
        if(unlikely(!temp_int)) {
            goto fail;
        } else {
            PyTuple_SET_ITEM(shape_tuple, i, temp_int);
            temp_int = NULL;
        }
    }
    array_obj = __pyx_array_new(shape_tuple, sizeof_dtype, buf->format, (char *) mode, NULL);
    if (unlikely(!array_obj)) {
        goto fail;
    }
    __Pyx_GOTREF(array_obj);
    memview_obj = (struct __pyx_memoryview_obj *) __pyx_memoryview_new(
                                    (PyObject *) array_obj, contig_flag,
                                    dtype_is_object,
                                    from_mvs->memview->typeinfo);
    if (unlikely(!memview_obj))
        goto fail;
    if (unlikely(__Pyx_init_memviewslice(memview_obj, ndim, &new_mvs, 1) < 0))
        goto fail;
    if (unlikely(__pyx_memoryview_copy_contents(*from_mvs, new_mvs, ndim, ndim,
                                                dtype_is_object) < 0))
        goto fail;
    goto no_fail;
fail:
    __Pyx_XDECREF(new_mvs.memview);
    new_mvs.memview = NULL;
    new_mvs.data = NULL;
no_fail:
    __Pyx_XDECREF(shape_tuple);
    __Pyx_XDECREF(temp_int);
    __Pyx_XDECREF(array_obj);
    __Pyx_RefNannyFinishContext();
    return new_mvs;
}

/* CIntToPy */
  static CYTHON_INLINE PyObject* __Pyx_PyInt_From_Py_intptr_t(Py_intptr_t value) {
#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wconversion"
#endif
    const Py_intptr_t neg_one = (Py_intptr_t) -1, const_zero = (Py_intptr_t) 0;
#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
#pragma GCC diagnostic pop
#endif
    const int is_unsigned = neg_one > const_zero;
    if (is_unsigned) {
        if (sizeof(Py_intptr_t) < sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(Py_intptr_t) <= sizeof(unsigned long)) {
            return PyLong_FromUnsignedLong((unsigned long) value);
#ifdef HAVE_LONG_LONG
        } else if (sizeof(Py_intptr_t) <= sizeof(unsigned PY_LONG_LONG)) {
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
#endif
        }
    } else {
        if (sizeof(Py_intptr_t) <= sizeof(long)) {
            return PyInt_FromLong((long) value);
#ifdef HAVE_LONG_LONG
        } else if (sizeof(Py_intptr_t) <= sizeof(PY_LONG_LONG)) {
            return PyLong_FromLongLong((PY_LONG_LONG) value);
#endif
        }
    }
    {
        int one = 1; int little = (int)*(unsigned char *)&one;
        unsigned char *bytes = (unsigned char *)&value;
        return _PyLong_FromByteArray(bytes, sizeof(Py_intptr_t),
                                     little, !is_unsigned);
    }
}

/* CIntFromPy */
  static CYTHON_INLINE Py_intptr_t __Pyx_PyInt_As_Py_intptr_t(PyObject *x) {
#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wconversion"
#endif
    const Py_intptr_t neg_one = (Py_intptr_t) -1, const_zero = (Py_intptr_t) 0;
#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
#pragma GCC diagnostic pop
#endif
    const int is_unsigned = neg_one > const_zero;
#if PY_MAJOR_VERSION < 3
    if (likely(PyInt_Check(x))) {
        if (sizeof(Py_intptr_t) < sizeof(long)) {
            __PYX_VERIFY_RETURN_INT(Py_intptr_t, long, PyInt_AS_LONG(x))
        } else {
            long val = PyInt_AS_LONG(x);
            if (is_unsigned && unlikely(val < 0)) {
                goto raise_neg_overflow;
            }
            return (Py_intptr_t) val;
        }
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (Py_intptr_t) 0;
                case  1: __PYX_VERIFY_RETURN_INT(Py_intptr_t, digit, digits[0])
                case 2:
                    if (8 * sizeof(Py_intptr_t) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(Py_intptr_t, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(Py_intptr_t) >= 2 * PyLong_SHIFT) {
                            return (Py_intptr_t) (((((Py_intptr_t)digits[1]) << PyLong_SHIFT) | (Py_intptr_t)digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(Py_intptr_t) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(Py_intptr_t, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(Py_intptr_t) >= 3 * PyLong_SHIFT) {
                            return (Py_intptr_t) (((((((Py_intptr_t)digits[2]) << PyLong_SHIFT) | (Py_intptr_t)digits[1]) << PyLong_SHIFT) | (Py_intptr_t)digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(Py_intptr_t) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(Py_intptr_t, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(Py_intptr_t) >= 4 * PyLong_SHIFT) {
                            return (Py_intptr_t) (((((((((Py_intptr_t)digits[3]) << PyLong_SHIFT) | (Py_intptr_t)digits[2]) << PyLong_SHIFT) | (Py_intptr_t)digits[1]) << PyLong_SHIFT) | (Py_intptr_t)digits[0]));
                        }
                    }
                    break;
            }
#endif
#if CYTHON_COMPILING_IN_CPYTHON
            if (unlikely(Py_SIZE(x) < 0)) {
                goto raise_neg_overflow;
            }
#else
            {
                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
                if (unlikely(result < 0))
                    return (Py_intptr_t) -1;
                if (unlikely(result == 1))
                    goto raise_neg_overflow;
            }
#endif
            if (sizeof(Py_intptr_t) <= sizeof(unsigned long)) {
                __PYX_VERIFY_RETURN_INT_EXC(Py_intptr_t, unsigned long, PyLong_AsUnsignedLong(x))
#ifdef HAVE_LONG_LONG
            } else if (sizeof(Py_intptr_t) <= sizeof(unsigned PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(Py_intptr_t, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
#endif
            }
        } else {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (Py_intptr_t) 0;
                case -1: __PYX_VERIFY_RETURN_INT(Py_intptr_t, sdigit, (sdigit) (-(sdigit)digits[0]))
                case  1: __PYX_VERIFY_RETURN_INT(Py_intptr_t,  digit, +digits[0])
                case -2:
                    if (8 * sizeof(Py_intptr_t) - 1 > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(Py_intptr_t, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(Py_intptr_t) - 1 > 2 * PyLong_SHIFT) {
                            return (Py_intptr_t) (((Py_intptr_t)-1)*(((((Py_intptr_t)digits[1]) << PyLong_SHIFT) | (Py_intptr_t)digits[0])));
                        }
                    }
                    break;
                case 2:
                    if (8 * sizeof(Py_intptr_t) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(Py_intptr_t, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(Py_intptr_t) - 1 > 2 * PyLong_SHIFT) {
                            return (Py_intptr_t) ((((((Py_intptr_t)digits[1]) << PyLong_SHIFT) | (Py_intptr_t)digits[0])));
                        }
                    }
                    break;
                case -3:
                    if (8 * sizeof(Py_intptr_t) - 1 > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(Py_intptr_t, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(Py_intptr_t) - 1 > 3 * PyLong_SHIFT) {
                            return (Py_intptr_t) (((Py_intptr_t)-1)*(((((((Py_intptr_t)digits[2]) << PyLong_SHIFT) | (Py_intptr_t)digits[1]) << PyLong_SHIFT) | (Py_intptr_t)digits[0])));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(Py_intptr_t) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(Py_intptr_t, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(Py_intptr_t) - 1 > 3 * PyLong_SHIFT) {
                            return (Py_intptr_t) ((((((((Py_intptr_t)digits[2]) << PyLong_SHIFT) | (Py_intptr_t)digits[1]) << PyLong_SHIFT) | (Py_intptr_t)digits[0])));
                        }
                    }
                    break;
                case -4:
                    if (8 * sizeof(Py_intptr_t) - 1 > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(Py_intptr_t, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(Py_intptr_t) - 1 > 4 * PyLong_SHIFT) {
                            return (Py_intptr_t) (((Py_intptr_t)-1)*(((((((((Py_intptr_t)digits[3]) << PyLong_SHIFT) | (Py_intptr_t)digits[2]) << PyLong_SHIFT) | (Py_intptr_t)digits[1]) << PyLong_SHIFT) | (Py_intptr_t)digits[0])));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(Py_intptr_t) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(Py_intptr_t, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(Py_intptr_t) - 1 > 4 * PyLong_SHIFT) {
                            return (Py_intptr_t) ((((((((((Py_intptr_t)digits[3]) << PyLong_SHIFT) | (Py_intptr_t)digits[2]) << PyLong_SHIFT) | (Py_intptr_t)digits[1]) << PyLong_SHIFT) | (Py_intptr_t)digits[0])));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(Py_intptr_t) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(Py_intptr_t, long, PyLong_AsLong(x))
#ifdef HAVE_LONG_LONG
            } else if (sizeof(Py_intptr_t) <= sizeof(PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(Py_intptr_t, PY_LONG_LONG, PyLong_AsLongLong(x))
#endif
            }
        }
        {
#if CYTHON_COMPILING_IN_PYPY && !defined(_PyLong_AsByteArray)
            PyErr_SetString(PyExc_RuntimeError,
                            "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
#else
            Py_intptr_t val;
            PyObject *v = __Pyx_PyNumber_IntOrLong(x);
 #if PY_MAJOR_VERSION < 3
            if (likely(v) && !PyLong_Check(v)) {
                PyObject *tmp = v;
                v = PyNumber_Long(tmp);
                Py_DECREF(tmp);
            }
 #endif
            if (likely(v)) {
                int one = 1; int is_little = (int)*(unsigned char *)&one;
                unsigned char *bytes = (unsigned char *)&val;
                int ret = _PyLong_AsByteArray((PyLongObject *)v,
                                              bytes, sizeof(val),
                                              is_little, !is_unsigned);
                Py_DECREF(v);
                if (likely(!ret))
                    return val;
            }
#endif
            return (Py_intptr_t) -1;
        }
    } else {
        Py_intptr_t val;
        PyObject *tmp = __Pyx_PyNumber_IntOrLong(x);
        if (!tmp) return (Py_intptr_t) -1;
        val = __Pyx_PyInt_As_Py_intptr_t(tmp);
        Py_DECREF(tmp);
        return val;
    }
raise_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "value too large to convert to Py_intptr_t");
    return (Py_intptr_t) -1;
raise_neg_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "can't convert negative value to Py_intptr_t");
    return (Py_intptr_t) -1;
}

/* CIntFromPy */
  static CYTHON_INLINE npy_uint8 __Pyx_PyInt_As_npy_uint8(PyObject *x) {
#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wconversion"
#endif
    const npy_uint8 neg_one = (npy_uint8) -1, const_zero = (npy_uint8) 0;
#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
#pragma GCC diagnostic pop
#endif
    const int is_unsigned = neg_one > const_zero;
#if PY_MAJOR_VERSION < 3
    if (likely(PyInt_Check(x))) {
        if (sizeof(npy_uint8) < sizeof(long)) {
            __PYX_VERIFY_RETURN_INT(npy_uint8, long, PyInt_AS_LONG(x))
        } else {
            long val = PyInt_AS_LONG(x);
            if (is_unsigned && unlikely(val < 0)) {
                goto raise_neg_overflow;
            }
            return (npy_uint8) val;
        }
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (npy_uint8) 0;
                case  1: __PYX_VERIFY_RETURN_INT(npy_uint8, digit, digits[0])
                case 2:
                    if (8 * sizeof(npy_uint8) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_uint8, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(npy_uint8) >= 2 * PyLong_SHIFT) {
                            return (npy_uint8) (((((npy_uint8)digits[1]) << PyLong_SHIFT) | (npy_uint8)digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(npy_uint8) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_uint8, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(npy_uint8) >= 3 * PyLong_SHIFT) {
                            return (npy_uint8) (((((((npy_uint8)digits[2]) << PyLong_SHIFT) | (npy_uint8)digits[1]) << PyLong_SHIFT) | (npy_uint8)digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(npy_uint8) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_uint8, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(npy_uint8) >= 4 * PyLong_SHIFT) {
                            return (npy_uint8) (((((((((npy_uint8)digits[3]) << PyLong_SHIFT) | (npy_uint8)digits[2]) << PyLong_SHIFT) | (npy_uint8)digits[1]) << PyLong_SHIFT) | (npy_uint8)digits[0]));
                        }
                    }
                    break;
            }
#endif
#if CYTHON_COMPILING_IN_CPYTHON
            if (unlikely(Py_SIZE(x) < 0)) {
                goto raise_neg_overflow;
            }
#else
            {
                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
                if (unlikely(result < 0))
                    return (npy_uint8) -1;
                if (unlikely(result == 1))
                    goto raise_neg_overflow;
            }
#endif
            if (sizeof(npy_uint8) <= sizeof(unsigned long)) {
                __PYX_VERIFY_RETURN_INT_EXC(npy_uint8, unsigned long, PyLong_AsUnsignedLong(x))
#ifdef HAVE_LONG_LONG
            } else if (sizeof(npy_uint8) <= sizeof(unsigned PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(npy_uint8, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
#endif
            }
        } else {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (npy_uint8) 0;
                case -1: __PYX_VERIFY_RETURN_INT(npy_uint8, sdigit, (sdigit) (-(sdigit)digits[0]))
                case  1: __PYX_VERIFY_RETURN_INT(npy_uint8,  digit, +digits[0])
                case -2:
                    if (8 * sizeof(npy_uint8) - 1 > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_uint8, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(npy_uint8) - 1 > 2 * PyLong_SHIFT) {
                            return (npy_uint8) (((npy_uint8)-1)*(((((npy_uint8)digits[1]) << PyLong_SHIFT) | (npy_uint8)digits[0])));
                        }
                    }
                    break;
                case 2:
                    if (8 * sizeof(npy_uint8) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_uint8, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(npy_uint8) - 1 > 2 * PyLong_SHIFT) {
                            return (npy_uint8) ((((((npy_uint8)digits[1]) << PyLong_SHIFT) | (npy_uint8)digits[0])));
                        }
                    }
                    break;
                case -3:
                    if (8 * sizeof(npy_uint8) - 1 > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_uint8, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(npy_uint8) - 1 > 3 * PyLong_SHIFT) {
                            return (npy_uint8) (((npy_uint8)-1)*(((((((npy_uint8)digits[2]) << PyLong_SHIFT) | (npy_uint8)digits[1]) << PyLong_SHIFT) | (npy_uint8)digits[0])));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(npy_uint8) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_uint8, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(npy_uint8) - 1 > 3 * PyLong_SHIFT) {
                            return (npy_uint8) ((((((((npy_uint8)digits[2]) << PyLong_SHIFT) | (npy_uint8)digits[1]) << PyLong_SHIFT) | (npy_uint8)digits[0])));
                        }
                    }
                    break;
                case -4:
                    if (8 * sizeof(npy_uint8) - 1 > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_uint8, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(npy_uint8) - 1 > 4 * PyLong_SHIFT) {
                            return (npy_uint8) (((npy_uint8)-1)*(((((((((npy_uint8)digits[3]) << PyLong_SHIFT) | (npy_uint8)digits[2]) << PyLong_SHIFT) | (npy_uint8)digits[1]) << PyLong_SHIFT) | (npy_uint8)digits[0])));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(npy_uint8) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_uint8, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(npy_uint8) - 1 > 4 * PyLong_SHIFT) {
                            return (npy_uint8) ((((((((((npy_uint8)digits[3]) << PyLong_SHIFT) | (npy_uint8)digits[2]) << PyLong_SHIFT) | (npy_uint8)digits[1]) << PyLong_SHIFT) | (npy_uint8)digits[0])));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(npy_uint8) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(npy_uint8, long, PyLong_AsLong(x))
#ifdef HAVE_LONG_LONG
            } else if (sizeof(npy_uint8) <= sizeof(PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(npy_uint8, PY_LONG_LONG, PyLong_AsLongLong(x))
#endif
            }
        }
        {
#if CYTHON_COMPILING_IN_PYPY && !defined(_PyLong_AsByteArray)
            PyErr_SetString(PyExc_RuntimeError,
                            "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
#else
            npy_uint8 val;
            PyObject *v = __Pyx_PyNumber_IntOrLong(x);
 #if PY_MAJOR_VERSION < 3
            if (likely(v) && !PyLong_Check(v)) {
                PyObject *tmp = v;
                v = PyNumber_Long(tmp);
                Py_DECREF(tmp);
            }
 #endif
            if (likely(v)) {
                int one = 1; int is_little = (int)*(unsigned char *)&one;
                unsigned char *bytes = (unsigned char *)&val;
                int ret = _PyLong_AsByteArray((PyLongObject *)v,
                                              bytes, sizeof(val),
                                              is_little, !is_unsigned);
                Py_DECREF(v);
                if (likely(!ret))
                    return val;
            }
#endif
            return (npy_uint8) -1;
        }
    } else {
        npy_uint8 val;
        PyObject *tmp = __Pyx_PyNumber_IntOrLong(x);
        if (!tmp) return (npy_uint8) -1;
        val = __Pyx_PyInt_As_npy_uint8(tmp);
        Py_DECREF(tmp);
        return val;
    }
raise_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "value too large to convert to npy_uint8");
    return (npy_uint8) -1;
raise_neg_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "can't convert negative value to npy_uint8");
    return (npy_uint8) -1;
}

/* CIntFromPy */
  static CYTHON_INLINE long __Pyx_PyInt_As_long(PyObject *x) {
#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wconversion"
#endif
    const long neg_one = (long) -1, const_zero = (long) 0;
#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
#pragma GCC diagnostic pop
#endif
    const int is_unsigned = neg_one > const_zero;
#if PY_MAJOR_VERSION < 3
    if (likely(PyInt_Check(x))) {
        if (sizeof(long) < sizeof(long)) {
            __PYX_VERIFY_RETURN_INT(long, long, PyInt_AS_LONG(x))
        } else {
            long val = PyInt_AS_LONG(x);
            if (is_unsigned && unlikely(val < 0)) {
                goto raise_neg_overflow;
            }
            return (long) val;
        }
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (long) 0;
                case  1: __PYX_VERIFY_RETURN_INT(long, digit, digits[0])
                case 2:
                    if (8 * sizeof(long) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) >= 2 * PyLong_SHIFT) {
                            return (long) (((((long)digits[1]) << PyLong_SHIFT) | (long)digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(long) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) >= 3 * PyLong_SHIFT) {
                            return (long) (((((((long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(long) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) >= 4 * PyLong_SHIFT) {
                            return (long) (((((((((long)digits[3]) << PyLong_SHIFT) | (long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0]));
                        }
                    }
                    break;
            }
#endif
#if CYTHON_COMPILING_IN_CPYTHON
            if (unlikely(Py_SIZE(x) < 0)) {
                goto raise_neg_overflow;
            }
#else
            {
                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
                if (unlikely(result < 0))
                    return (long) -1;
                if (unlikely(result == 1))
                    goto raise_neg_overflow;
            }
#endif
            if (sizeof(long) <= sizeof(unsigned long)) {
                __PYX_VERIFY_RETURN_INT_EXC(long, unsigned long, PyLong_AsUnsignedLong(x))
#ifdef HAVE_LONG_LONG
            } else if (sizeof(long) <= sizeof(unsigned PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(long, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
#endif
            }
        } else {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (long) 0;
                case -1: __PYX_VERIFY_RETURN_INT(long, sdigit, (sdigit) (-(sdigit)digits[0]))
                case  1: __PYX_VERIFY_RETURN_INT(long,  digit, +digits[0])
                case -2:
                    if (8 * sizeof(long) - 1 > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                            return (long) (((long)-1)*(((((long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
                case 2:
                    if (8 * sizeof(long) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                            return (long) ((((((long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
                case -3:
                    if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                            return (long) (((long)-1)*(((((((long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(long) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                            return (long) ((((((((long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
                case -4:
                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                            return (long) (((long)-1)*(((((((((long)digits[3]) << PyLong_SHIFT) | (long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(long) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                            return (long) ((((((((((long)digits[3]) << PyLong_SHIFT) | (long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(long) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(long, long, PyLong_AsLong(x))
#ifdef HAVE_LONG_LONG
            } else if (sizeof(long) <= sizeof(PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(long, PY_LONG_LONG, PyLong_AsLongLong(x))
#endif
            }
        }
        {
#if CYTHON_COMPILING_IN_PYPY && !defined(_PyLong_AsByteArray)
            PyErr_SetString(PyExc_RuntimeError,
                            "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
#else
            long val;
            PyObject *v = __Pyx_PyNumber_IntOrLong(x);
 #if PY_MAJOR_VERSION < 3
            if (likely(v) && !PyLong_Check(v)) {
                PyObject *tmp = v;
                v = PyNumber_Long(tmp);
                Py_DECREF(tmp);
            }
 #endif
            if (likely(v)) {
                int one = 1; int is_little = (int)*(unsigned char *)&one;
                unsigned char *bytes = (unsigned char *)&val;
                int ret = _PyLong_AsByteArray((PyLongObject *)v,
                                              bytes, sizeof(val),
                                              is_little, !is_unsigned);
                Py_DECREF(v);
                if (likely(!ret))
                    return val;
            }
#endif
            return (long) -1;
        }
    } else {
        long val;
        PyObject *tmp = __Pyx_PyNumber_IntOrLong(x);
        if (!tmp) return (long) -1;
        val = __Pyx_PyInt_As_long(tmp);
        Py_DECREF(tmp);
        return val;
    }
raise_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "value too large to convert to long");
    return (long) -1;
raise_neg_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "can't convert negative value to long");
    return (long) -1;
}

/* CIntToPy */
  static CYTHON_INLINE PyObject* __Pyx_PyInt_From_npy_uint8(npy_uint8 value) {
#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wconversion"
#endif
    const npy_uint8 neg_one = (npy_uint8) -1, const_zero = (npy_uint8) 0;
#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
#pragma GCC diagnostic pop
#endif
    const int is_unsigned = neg_one > const_zero;
    if (is_unsigned) {
        if (sizeof(npy_uint8) < sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(npy_uint8) <= sizeof(unsigned long)) {
            return PyLong_FromUnsignedLong((unsigned long) value);
#ifdef HAVE_LONG_LONG
        } else if (sizeof(npy_uint8) <= sizeof(unsigned PY_LONG_LONG)) {
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
#endif
        }
    } else {
        if (sizeof(npy_uint8) <= sizeof(long)) {
            return PyInt_FromLong((long) value);
#ifdef HAVE_LONG_LONG
        } else if (sizeof(npy_uint8) <= sizeof(PY_LONG_LONG)) {
            return PyLong_FromLongLong((PY_LONG_LONG) value);
#endif
        }
    }
    {
        int one = 1; int little = (int)*(unsigned char *)&one;
        unsigned char *bytes = (unsigned char *)&value;
        return _PyLong_FromByteArray(bytes, sizeof(npy_uint8),
                                     little, !is_unsigned);
    }
}

/* CIntToPy */
  static CYTHON_INLINE PyObject* __Pyx_PyInt_From_long(long value) {
#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wconversion"
#endif
    const long neg_one = (long) -1, const_zero = (long) 0;
#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
#pragma GCC diagnostic pop
#endif
    const int is_unsigned = neg_one > const_zero;
    if (is_unsigned) {
        if (sizeof(long) < sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(long) <= sizeof(unsigned long)) {
            return PyLong_FromUnsignedLong((unsigned long) value);
#ifdef HAVE_LONG_LONG
        } else if (sizeof(long) <= sizeof(unsigned PY_LONG_LONG)) {
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
#endif
        }
    } else {
        if (sizeof(long) <= sizeof(long)) {
            return PyInt_FromLong((long) value);
#ifdef HAVE_LONG_LONG
        } else if (sizeof(long) <= sizeof(PY_LONG_LONG)) {
            return PyLong_FromLongLong((PY_LONG_LONG) value);
#endif
        }
    }
    {
        int one = 1; int little = (int)*(unsigned char *)&one;
        unsigned char *bytes = (unsigned char *)&value;
        return _PyLong_FromByteArray(bytes, sizeof(long),
                                     little, !is_unsigned);
    }
}

/* CIntFromPy */
  static CYTHON_INLINE size_t __Pyx_PyInt_As_size_t(PyObject *x) {
#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wconversion"
#endif
    const size_t neg_one = (size_t) -1, const_zero = (size_t) 0;
#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
#pragma GCC diagnostic pop
#endif
    const int is_unsigned = neg_one > const_zero;
#if PY_MAJOR_VERSION < 3
    if (likely(PyInt_Check(x))) {
        if (sizeof(size_t) < sizeof(long)) {
            __PYX_VERIFY_RETURN_INT(size_t, long, PyInt_AS_LONG(x))
        } else {
            long val = PyInt_AS_LONG(x);
            if (is_unsigned && unlikely(val < 0)) {
                goto raise_neg_overflow;
            }
            return (size_t) val;
        }
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (size_t) 0;
                case  1: __PYX_VERIFY_RETURN_INT(size_t, digit, digits[0])
                case 2:
                    if (8 * sizeof(size_t) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(size_t, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(size_t) >= 2 * PyLong_SHIFT) {
                            return (size_t) (((((size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(size_t) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(size_t, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(size_t) >= 3 * PyLong_SHIFT) {
                            return (size_t) (((((((size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(size_t) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(size_t, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(size_t) >= 4 * PyLong_SHIFT) {
                            return (size_t) (((((((((size_t)digits[3]) << PyLong_SHIFT) | (size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
                        }
                    }
                    break;
            }
#endif
#if CYTHON_COMPILING_IN_CPYTHON
            if (unlikely(Py_SIZE(x) < 0)) {
                goto raise_neg_overflow;
            }
#else
            {
                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
                if (unlikely(result < 0))
                    return (size_t) -1;
                if (unlikely(result == 1))
                    goto raise_neg_overflow;
            }
#endif
            if (sizeof(size_t) <= sizeof(unsigned long)) {
                __PYX_VERIFY_RETURN_INT_EXC(size_t, unsigned long, PyLong_AsUnsignedLong(x))
#ifdef HAVE_LONG_LONG
            } else if (sizeof(size_t) <= sizeof(unsigned PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(size_t, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
#endif
            }
        } else {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (size_t) 0;
                case -1: __PYX_VERIFY_RETURN_INT(size_t, sdigit, (sdigit) (-(sdigit)digits[0]))
                case  1: __PYX_VERIFY_RETURN_INT(size_t,  digit, +digits[0])
                case -2:
                    if (8 * sizeof(size_t) - 1 > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(size_t, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(size_t) - 1 > 2 * PyLong_SHIFT) {
                            return (size_t) (((size_t)-1)*(((((size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0])));
                        }
                    }
                    break;
                case 2:
                    if (8 * sizeof(size_t) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(size_t, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(size_t) - 1 > 2 * PyLong_SHIFT) {
                            return (size_t) ((((((size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0])));
                        }
                    }
                    break;
                case -3:
                    if (8 * sizeof(size_t) - 1 > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(size_t, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(size_t) - 1 > 3 * PyLong_SHIFT) {
                            return (size_t) (((size_t)-1)*(((((((size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0])));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(size_t) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(size_t, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(size_t) - 1 > 3 * PyLong_SHIFT) {
                            return (size_t) ((((((((size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0])));
                        }
                    }
                    break;
                case -4:
                    if (8 * sizeof(size_t) - 1 > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(size_t, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(size_t) - 1 > 4 * PyLong_SHIFT) {
                            return (size_t) (((size_t)-1)*(((((((((size_t)digits[3]) << PyLong_SHIFT) | (size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0])));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(size_t) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(size_t, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(size_t) - 1 > 4 * PyLong_SHIFT) {
                            return (size_t) ((((((((((size_t)digits[3]) << PyLong_SHIFT) | (size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0])));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(size_t) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(size_t, long, PyLong_AsLong(x))
#ifdef HAVE_LONG_LONG
            } else if (sizeof(size_t) <= sizeof(PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(size_t, PY_LONG_LONG, PyLong_AsLongLong(x))
#endif
            }
        }
        {
#if CYTHON_COMPILING_IN_PYPY && !defined(_PyLong_AsByteArray)
            PyErr_SetString(PyExc_RuntimeError,
                            "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
#else
            size_t val;
            PyObject *v = __Pyx_PyNumber_IntOrLong(x);
 #if PY_MAJOR_VERSION < 3
            if (likely(v) && !PyLong_Check(v)) {
                PyObject *tmp = v;
                v = PyNumber_Long(tmp);
                Py_DECREF(tmp);
            }
 #endif
            if (likely(v)) {
                int one = 1; int is_little = (int)*(unsigned char *)&one;
                unsigned char *bytes = (unsigned char *)&val;
                int ret = _PyLong_AsByteArray((PyLongObject *)v,
                                              bytes, sizeof(val),
                                              is_little, !is_unsigned);
                Py_DECREF(v);
                if (likely(!ret))
                    return val;
            }
#endif
            return (size_t) -1;
        }
    } else {
        size_t val;
        PyObject *tmp = __Pyx_PyNumber_IntOrLong(x);
        if (!tmp) return (size_t) -1;
        val = __Pyx_PyInt_As_size_t(tmp);
        Py_DECREF(tmp);
        return val;
    }
raise_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "value too large to convert to size_t");
    return (size_t) -1;
raise_neg_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "can't convert negative value to size_t");
    return (size_t) -1;
}

/* CIntFromPy */
  static CYTHON_INLINE int __Pyx_PyInt_As_int(PyObject *x) {
#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wconversion"
#endif
    const int neg_one = (int) -1, const_zero = (int) 0;
#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
#pragma GCC diagnostic pop
#endif
    const int is_unsigned = neg_one > const_zero;
#if PY_MAJOR_VERSION < 3
    if (likely(PyInt_Check(x))) {
        if (sizeof(int) < sizeof(long)) {
            __PYX_VERIFY_RETURN_INT(int, long, PyInt_AS_LONG(x))
        } else {
            long val = PyInt_AS_LONG(x);
            if (is_unsigned && unlikely(val < 0)) {
                goto raise_neg_overflow;
            }
            return (int) val;
        }
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (int) 0;
                case  1: __PYX_VERIFY_RETURN_INT(int, digit, digits[0])
                case 2:
                    if (8 * sizeof(int) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) >= 2 * PyLong_SHIFT) {
                            return (int) (((((int)digits[1]) << PyLong_SHIFT) | (int)digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(int) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) >= 3 * PyLong_SHIFT) {
                            return (int) (((((((int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(int) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) >= 4 * PyLong_SHIFT) {
                            return (int) (((((((((int)digits[3]) << PyLong_SHIFT) | (int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0]));
                        }
                    }
                    break;
            }
#endif
#if CYTHON_COMPILING_IN_CPYTHON
            if (unlikely(Py_SIZE(x) < 0)) {
                goto raise_neg_overflow;
            }
#else
            {
                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
                if (unlikely(result < 0))
                    return (int) -1;
                if (unlikely(result == 1))
                    goto raise_neg_overflow;
            }
#endif
            if (sizeof(int) <= sizeof(unsigned long)) {
                __PYX_VERIFY_RETURN_INT_EXC(int, unsigned long, PyLong_AsUnsignedLong(x))
#ifdef HAVE_LONG_LONG
            } else if (sizeof(int) <= sizeof(unsigned PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(int, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
#endif
            }
        } else {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (int) 0;
                case -1: __PYX_VERIFY_RETURN_INT(int, sdigit, (sdigit) (-(sdigit)digits[0]))
                case  1: __PYX_VERIFY_RETURN_INT(int,  digit, +digits[0])
                case -2:
                    if (8 * sizeof(int) - 1 > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 2 * PyLong_SHIFT) {
                            return (int) (((int)-1)*(((((int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
                case 2:
                    if (8 * sizeof(int) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 2 * PyLong_SHIFT) {
                            return (int) ((((((int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
                case -3:
                    if (8 * sizeof(int) - 1 > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 3 * PyLong_SHIFT) {
                            return (int) (((int)-1)*(((((((int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(int) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 3 * PyLong_SHIFT) {
                            return (int) ((((((((int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
                case -4:
                    if (8 * sizeof(int) - 1 > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 4 * PyLong_SHIFT) {
                            return (int) (((int)-1)*(((((((((int)digits[3]) << PyLong_SHIFT) | (int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(int) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 4 * PyLong_SHIFT) {
                            return (int) ((((((((((int)digits[3]) << PyLong_SHIFT) | (int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(int) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(int, long, PyLong_AsLong(x))
#ifdef HAVE_LONG_LONG
            } else if (sizeof(int) <= sizeof(PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(int, PY_LONG_LONG, PyLong_AsLongLong(x))
#endif
            }
        }
        {
#if CYTHON_COMPILING_IN_PYPY && !defined(_PyLong_AsByteArray)
            PyErr_SetString(PyExc_RuntimeError,
                            "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
#else
            int val;
            PyObject *v = __Pyx_PyNumber_IntOrLong(x);
 #if PY_MAJOR_VERSION < 3
            if (likely(v) && !PyLong_Check(v)) {
                PyObject *tmp = v;
                v = PyNumber_Long(tmp);
                Py_DECREF(tmp);
            }
 #endif
            if (likely(v)) {
                int one = 1; int is_little = (int)*(unsigned char *)&one;
                unsigned char *bytes = (unsigned char *)&val;
                int ret = _PyLong_AsByteArray((PyLongObject *)v,
                                              bytes, sizeof(val),
                                              is_little, !is_unsigned);
                Py_DECREF(v);
                if (likely(!ret))
                    return val;
            }
#endif
            return (int) -1;
        }
    } else {
        int val;
        PyObject *tmp = __Pyx_PyNumber_IntOrLong(x);
        if (!tmp) return (int) -1;
        val = __Pyx_PyInt_As_int(tmp);
        Py_DECREF(tmp);
        return val;
    }
raise_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "value too large to convert to int");
    return (int) -1;
raise_neg_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "can't convert negative value to int");
    return (int) -1;
}

/* CIntToPy */
  static CYTHON_INLINE PyObject* __Pyx_PyInt_From_int(int value) {
#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wconversion"
#endif
    const int neg_one = (int) -1, const_zero = (int) 0;
#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
#pragma GCC diagnostic pop
#endif
    const int is_unsigned = neg_one > const_zero;
    if (is_unsigned) {
        if (sizeof(int) < sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(int) <= sizeof(unsigned long)) {
            return PyLong_FromUnsignedLong((unsigned long) value);
#ifdef HAVE_LONG_LONG
        } else if (sizeof(int) <= sizeof(unsigned PY_LONG_LONG)) {
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
#endif
        }
    } else {
        if (sizeof(int) <= sizeof(long)) {
            return PyInt_FromLong((long) value);
#ifdef HAVE_LONG_LONG
        } else if (sizeof(int) <= sizeof(PY_LONG_LONG)) {
            return PyLong_FromLongLong((PY_LONG_LONG) value);
#endif
        }
    }
    {
        int one = 1; int little = (int)*(unsigned char *)&one;
        unsigned char *bytes = (unsigned char *)&value;
        return _PyLong_FromByteArray(bytes, sizeof(int),
                                     little, !is_unsigned);
    }
}

/* CIntFromPy */
  static CYTHON_INLINE char __Pyx_PyInt_As_char(PyObject *x) {
#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wconversion"
#endif
    const char neg_one = (char) -1, const_zero = (char) 0;
#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
#pragma GCC diagnostic pop
#endif
    const int is_unsigned = neg_one > const_zero;
#if PY_MAJOR_VERSION < 3
    if (likely(PyInt_Check(x))) {
        if (sizeof(char) < sizeof(long)) {
            __PYX_VERIFY_RETURN_INT(char, long, PyInt_AS_LONG(x))
        } else {
            long val = PyInt_AS_LONG(x);
            if (is_unsigned && unlikely(val < 0)) {
                goto raise_neg_overflow;
            }
            return (char) val;
        }
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (char) 0;
                case  1: __PYX_VERIFY_RETURN_INT(char, digit, digits[0])
                case 2:
                    if (8 * sizeof(char) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(char, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(char) >= 2 * PyLong_SHIFT) {
                            return (char) (((((char)digits[1]) << PyLong_SHIFT) | (char)digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(char) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(char, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(char) >= 3 * PyLong_SHIFT) {
                            return (char) (((((((char)digits[2]) << PyLong_SHIFT) | (char)digits[1]) << PyLong_SHIFT) | (char)digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(char) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(char, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(char) >= 4 * PyLong_SHIFT) {
                            return (char) (((((((((char)digits[3]) << PyLong_SHIFT) | (char)digits[2]) << PyLong_SHIFT) | (char)digits[1]) << PyLong_SHIFT) | (char)digits[0]));
                        }
                    }
                    break;
            }
#endif
#if CYTHON_COMPILING_IN_CPYTHON
            if (unlikely(Py_SIZE(x) < 0)) {
                goto raise_neg_overflow;
            }
#else
            {
                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
                if (unlikely(result < 0))
                    return (char) -1;
                if (unlikely(result == 1))
                    goto raise_neg_overflow;
            }
#endif
            if (sizeof(char) <= sizeof(unsigned long)) {
                __PYX_VERIFY_RETURN_INT_EXC(char, unsigned long, PyLong_AsUnsignedLong(x))
#ifdef HAVE_LONG_LONG
            } else if (sizeof(char) <= sizeof(unsigned PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(char, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
#endif
            }
        } else {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (char) 0;
                case -1: __PYX_VERIFY_RETURN_INT(char, sdigit, (sdigit) (-(sdigit)digits[0]))
                case  1: __PYX_VERIFY_RETURN_INT(char,  digit, +digits[0])
                case -2:
                    if (8 * sizeof(char) - 1 > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(char, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(char) - 1 > 2 * PyLong_SHIFT) {
                            return (char) (((char)-1)*(((((char)digits[1]) << PyLong_SHIFT) | (char)digits[0])));
                        }
                    }
                    break;
                case 2:
                    if (8 * sizeof(char) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(char, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(char) - 1 > 2 * PyLong_SHIFT) {
                            return (char) ((((((char)digits[1]) << PyLong_SHIFT) | (char)digits[0])));
                        }
                    }
                    break;
                case -3:
                    if (8 * sizeof(char) - 1 > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(char, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(char) - 1 > 3 * PyLong_SHIFT) {
                            return (char) (((char)-1)*(((((((char)digits[2]) << PyLong_SHIFT) | (char)digits[1]) << PyLong_SHIFT) | (char)digits[0])));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(char) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(char, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(char) - 1 > 3 * PyLong_SHIFT) {
                            return (char) ((((((((char)digits[2]) << PyLong_SHIFT) | (char)digits[1]) << PyLong_SHIFT) | (char)digits[0])));
                        }
                    }
                    break;
                case -4:
                    if (8 * sizeof(char) - 1 > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(char, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(char) - 1 > 4 * PyLong_SHIFT) {
                            return (char) (((char)-1)*(((((((((char)digits[3]) << PyLong_SHIFT) | (char)digits[2]) << PyLong_SHIFT) | (char)digits[1]) << PyLong_SHIFT) | (char)digits[0])));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(char) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(char, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(char) - 1 > 4 * PyLong_SHIFT) {
                            return (char) ((((((((((char)digits[3]) << PyLong_SHIFT) | (char)digits[2]) << PyLong_SHIFT) | (char)digits[1]) << PyLong_SHIFT) | (char)digits[0])));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(char) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(char, long, PyLong_AsLong(x))
#ifdef HAVE_LONG_LONG
            } else if (sizeof(char) <= sizeof(PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(char, PY_LONG_LONG, PyLong_AsLongLong(x))
#endif
            }
        }
        {
#if CYTHON_COMPILING_IN_PYPY && !defined(_PyLong_AsByteArray)
            PyErr_SetString(PyExc_RuntimeError,
                            "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
#else
            char val;
            PyObject *v = __Pyx_PyNumber_IntOrLong(x);
 #if PY_MAJOR_VERSION < 3
            if (likely(v) && !PyLong_Check(v)) {
                PyObject *tmp = v;
                v = PyNumber_Long(tmp);
                Py_DECREF(tmp);
            }
 #endif
            if (likely(v)) {
                int one = 1; int is_little = (int)*(unsigned char *)&one;
                unsigned char *bytes = (unsigned char *)&val;
                int ret = _PyLong_AsByteArray((PyLongObject *)v,
                                              bytes, sizeof(val),
                                              is_little, !is_unsigned);
                Py_DECREF(v);
                if (likely(!ret))
                    return val;
            }
#endif
            return (char) -1;
        }
    } else {
        char val;
        PyObject *tmp = __Pyx_PyNumber_IntOrLong(x);
        if (!tmp) return (char) -1;
        val = __Pyx_PyInt_As_char(tmp);
        Py_DECREF(tmp);
        return val;
    }
raise_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "value too large to convert to char");
    return (char) -1;
raise_neg_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "can't convert negative value to char");
    return (char) -1;
}

/* CheckBinaryVersion */
  static int __Pyx_check_binary_version(void) {
    char ctversion[4], rtversion[4];
    PyOS_snprintf(ctversion, 4, "%d.%d", PY_MAJOR_VERSION, PY_MINOR_VERSION);
    PyOS_snprintf(rtversion, 4, "%s", Py_GetVersion());
    if (ctversion[0] != rtversion[0] || ctversion[2] != rtversion[2]) {
        char message[200];
        PyOS_snprintf(message, sizeof(message),
                      "compiletime version %s of module '%.100s' "
                      "does not match runtime version %s",
                      ctversion, __Pyx_MODULE_NAME, rtversion);
        return PyErr_WarnEx(NULL, message, 1);
    }
    return 0;
}

/* InitStrings */
  static int __Pyx_InitStrings(__Pyx_StringTabEntry *t) {
    while (t->p) {
        #if PY_MAJOR_VERSION < 3
        if (t->is_unicode) {
            *t->p = PyUnicode_DecodeUTF8(t->s, t->n - 1, NULL);
        } else if (t->intern) {
            *t->p = PyString_InternFromString(t->s);
        } else {
            *t->p = PyString_FromStringAndSize(t->s, t->n - 1);
        }
        #else
        if (t->is_unicode | t->is_str) {
            if (t->intern) {
                *t->p = PyUnicode_InternFromString(t->s);
            } else if (t->encoding) {
                *t->p = PyUnicode_Decode(t->s, t->n - 1, t->encoding, NULL);
            } else {
                *t->p = PyUnicode_FromStringAndSize(t->s, t->n - 1);
            }
        } else {
            *t->p = PyBytes_FromStringAndSize(t->s, t->n - 1);
        }
        #endif
        if (!*t->p)
            return -1;
        if (PyObject_Hash(*t->p) == -1)
            return -1;
        ++t;
    }
    return 0;
}

static CYTHON_INLINE PyObject* __Pyx_PyUnicode_FromString(const char* c_str) {
    return __Pyx_PyUnicode_FromStringAndSize(c_str, (Py_ssize_t)strlen(c_str));
}
static CYTHON_INLINE const char* __Pyx_PyObject_AsString(PyObject* o) {
    Py_ssize_t ignore;
    return __Pyx_PyObject_AsStringAndSize(o, &ignore);
}
#if __PYX_DEFAULT_STRING_ENCODING_IS_ASCII || __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT
#if !CYTHON_PEP393_ENABLED
static const char* __Pyx_PyUnicode_AsStringAndSize(PyObject* o, Py_ssize_t *length) {
    char* defenc_c;
    PyObject* defenc = _PyUnicode_AsDefaultEncodedString(o, NULL);
    if (!defenc) return NULL;
    defenc_c = PyBytes_AS_STRING(defenc);
#if __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
    {
        char* end = defenc_c + PyBytes_GET_SIZE(defenc);
        char* c;
        for (c = defenc_c; c < end; c++) {
            if ((unsigned char) (*c) >= 128) {
                PyUnicode_AsASCIIString(o);
                return NULL;
            }
        }
    }
#endif
    *length = PyBytes_GET_SIZE(defenc);
    return defenc_c;
}
#else
static CYTHON_INLINE const char* __Pyx_PyUnicode_AsStringAndSize(PyObject* o, Py_ssize_t *length) {
    if (unlikely(__Pyx_PyUnicode_READY(o) == -1)) return NULL;
#if __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
    if (likely(PyUnicode_IS_ASCII(o))) {
        *length = PyUnicode_GET_LENGTH(o);
        return PyUnicode_AsUTF8(o);
    } else {
        PyUnicode_AsASCIIString(o);
        return NULL;
    }
#else
    return PyUnicode_AsUTF8AndSize(o, length);
#endif
}
#endif
#endif
static CYTHON_INLINE const char* __Pyx_PyObject_AsStringAndSize(PyObject* o, Py_ssize_t *length) {
#if __PYX_DEFAULT_STRING_ENCODING_IS_ASCII || __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT
    if (
#if PY_MAJOR_VERSION < 3 && __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
            __Pyx_sys_getdefaultencoding_not_ascii &&
#endif
            PyUnicode_Check(o)) {
        return __Pyx_PyUnicode_AsStringAndSize(o, length);
    } else
#endif
#if (!CYTHON_COMPILING_IN_PYPY) || (defined(PyByteArray_AS_STRING) && defined(PyByteArray_GET_SIZE))
    if (PyByteArray_Check(o)) {
        *length = PyByteArray_GET_SIZE(o);
        return PyByteArray_AS_STRING(o);
    } else
#endif
    {
        char* result;
        int r = PyBytes_AsStringAndSize(o, &result, length);
        if (unlikely(r < 0)) {
            return NULL;
        } else {
            return result;
        }
    }
}
static CYTHON_INLINE int __Pyx_PyObject_IsTrue(PyObject* x) {
   int is_true = x == Py_True;
   if (is_true | (x == Py_False) | (x == Py_None)) return is_true;
   else return PyObject_IsTrue(x);
}
static CYTHON_INLINE int __Pyx_PyObject_IsTrueAndDecref(PyObject* x) {
    int retval;
    if (unlikely(!x)) return -1;
    retval = __Pyx_PyObject_IsTrue(x);
    Py_DECREF(x);
    return retval;
}
static PyObject* __Pyx_PyNumber_IntOrLongWrongResultType(PyObject* result, const char* type_name) {
#if PY_MAJOR_VERSION >= 3
    if (PyLong_Check(result)) {
        if (PyErr_WarnFormat(PyExc_DeprecationWarning, 1,
                "__int__ returned non-int (type %.200s).  "
                "The ability to return an instance of a strict subclass of int "
                "is deprecated, and may be removed in a future version of Python.",
                Py_TYPE(result)->tp_name)) {
            Py_DECREF(result);
            return NULL;
        }
        return result;
    }
#endif
    PyErr_Format(PyExc_TypeError,
                 "__%.4s__ returned non-%.4s (type %.200s)",
                 type_name, type_name, Py_TYPE(result)->tp_name);
    Py_DECREF(result);
    return NULL;
}
static CYTHON_INLINE PyObject* __Pyx_PyNumber_IntOrLong(PyObject* x) {
#if CYTHON_USE_TYPE_SLOTS
  PyNumberMethods *m;
#endif
  const char *name = NULL;
  PyObject *res = NULL;
#if PY_MAJOR_VERSION < 3
  if (likely(PyInt_Check(x) || PyLong_Check(x)))
#else
  if (likely(PyLong_Check(x)))
#endif
    return __Pyx_NewRef(x);
#if CYTHON_USE_TYPE_SLOTS
  m = Py_TYPE(x)->tp_as_number;
  #if PY_MAJOR_VERSION < 3
  if (m && m->nb_int) {
    name = "int";
    res = m->nb_int(x);
  }
  else if (m && m->nb_long) {
    name = "long";
    res = m->nb_long(x);
  }
  #else
  if (likely(m && m->nb_int)) {
    name = "int";
    res = m->nb_int(x);
  }
  #endif
#else
  if (!PyBytes_CheckExact(x) && !PyUnicode_CheckExact(x)) {
    res = PyNumber_Int(x);
  }
#endif
  if (likely(res)) {
#if PY_MAJOR_VERSION < 3
    if (unlikely(!PyInt_Check(res) && !PyLong_Check(res))) {
#else
    if (unlikely(!PyLong_CheckExact(res))) {
#endif
        return __Pyx_PyNumber_IntOrLongWrongResultType(res, name);
    }
  }
  else if (!PyErr_Occurred()) {
    PyErr_SetString(PyExc_TypeError,
                    "an integer is required");
  }
  return res;
}
static CYTHON_INLINE Py_ssize_t __Pyx_PyIndex_AsSsize_t(PyObject* b) {
  Py_ssize_t ival;
  PyObject *x;
#if PY_MAJOR_VERSION < 3
  if (likely(PyInt_CheckExact(b))) {
    if (sizeof(Py_ssize_t) >= sizeof(long))
        return PyInt_AS_LONG(b);
    else
        return PyInt_AsSsize_t(b);
  }
#endif
  if (likely(PyLong_CheckExact(b))) {
    #if CYTHON_USE_PYLONG_INTERNALS
    const digit* digits = ((PyLongObject*)b)->ob_digit;
    const Py_ssize_t size = Py_SIZE(b);
    if (likely(__Pyx_sst_abs(size) <= 1)) {
        ival = likely(size) ? digits[0] : 0;
        if (size == -1) ival = -ival;
        return ival;
    } else {
      switch (size) {
         case 2:
           if (8 * sizeof(Py_ssize_t) > 2 * PyLong_SHIFT) {
             return (Py_ssize_t) (((((size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
         case -2:
           if (8 * sizeof(Py_ssize_t) > 2 * PyLong_SHIFT) {
             return -(Py_ssize_t) (((((size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
         case 3:
           if (8 * sizeof(Py_ssize_t) > 3 * PyLong_SHIFT) {
             return (Py_ssize_t) (((((((size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
         case -3:
           if (8 * sizeof(Py_ssize_t) > 3 * PyLong_SHIFT) {
             return -(Py_ssize_t) (((((((size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
         case 4:
           if (8 * sizeof(Py_ssize_t) > 4 * PyLong_SHIFT) {
             return (Py_ssize_t) (((((((((size_t)digits[3]) << PyLong_SHIFT) | (size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
         case -4:
           if (8 * sizeof(Py_ssize_t) > 4 * PyLong_SHIFT) {
             return -(Py_ssize_t) (((((((((size_t)digits[3]) << PyLong_SHIFT) | (size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
      }
    }
    #endif
    return PyLong_AsSsize_t(b);
  }
  x = PyNumber_Index(b);
  if (!x) return -1;
  ival = PyInt_AsSsize_t(x);
  Py_DECREF(x);
  return ival;
}
static CYTHON_INLINE PyObject * __Pyx_PyBool_FromLong(long b) {
  return b ? __Pyx_NewRef(Py_True) : __Pyx_NewRef(Py_False);
}
static CYTHON_INLINE PyObject * __Pyx_PyInt_FromSize_t(size_t ival) {
    return PyInt_FromSize_t(ival);
}


#endif /* Py_PYTHON_H */
