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#define __PYX_HAVE__yt__geometry__oct_container
#define __PYX_HAVE_API__yt__geometry__oct_container
#include "string.h"
#include "stdio.h"
#include "stdlib.h"
#include "numpy/arrayobject.h"
#include "numpy/ufuncobject.h"
#include "math.h"
#include "search.h"
#ifdef _OPENMP
#include <omp.h>
#endif /* _OPENMP */

#ifdef PYREX_WITHOUT_ASSERTIONS
#define CYTHON_WITHOUT_ASSERTIONS
#endif

#ifndef CYTHON_UNUSED
# if defined(__GNUC__)
#   if !(defined(__cplusplus)) || (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4))
#     define CYTHON_UNUSED __attribute__ ((__unused__))
#   else
#     define CYTHON_UNUSED
#   endif
# elif defined(__ICC) || (defined(__INTEL_COMPILER) && !defined(_MSC_VER))
#   define CYTHON_UNUSED __attribute__ ((__unused__))
# else
#   define CYTHON_UNUSED
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# if CYTHON_COMPILING_IN_CPYTHON
#  define CYTHON_NCP_UNUSED
# else
#  define CYTHON_NCP_UNUSED CYTHON_UNUSED
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typedef struct {PyObject **p; char *s; const Py_ssize_t n; const char* encoding;
                const char is_unicode; const char is_str; const char intern; } __Pyx_StringTabEntry;

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#define __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT 0
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                 v == (type)PY_SSIZE_T_MAX)  &&\
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                                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)))  )
#if defined (__cplusplus) && __cplusplus >= 201103L
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#elif SIZEOF_LONG >= SIZEOF_SIZE_T
    #define __Pyx_sst_abs(value) labs(value)
#elif defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
    #define __Pyx_sst_abs(value) llabs(value)
#elif defined (_MSC_VER) && defined (_M_X64)
    #define __Pyx_sst_abs(value) _abs64(value)
#elif defined (__GNUC__)
    #define __Pyx_sst_abs(value) __builtin_llabs(value)
#else
    #define __Pyx_sst_abs(value) ((value<0) ? -value : value)
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static CYTHON_INLINE char* __Pyx_PyObject_AsString(PyObject*);
static CYTHON_INLINE 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
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#define __Pyx_PyObject_AsSString(s)    ((signed char*) __Pyx_PyObject_AsString(s))
#define __Pyx_PyObject_AsUString(s)    ((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)
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static CYTHON_INLINE size_t __Pyx_Py_UNICODE_strlen(const Py_UNICODE *u)
{
    const Py_UNICODE *u_end = u;
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}
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#define __Pyx_Py_UNICODE_strlen Py_UNICODE_strlen
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#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)
#define __Pyx_PyBool_FromLong(b) ((b) ? __Pyx_NewRef(Py_True) : __Pyx_NewRef(Py_False))
static CYTHON_INLINE int __Pyx_PyObject_IsTrue(PyObject*);
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static CYTHON_INLINE Py_ssize_t __Pyx_PyIndex_AsSsize_t(PyObject*);
static CYTHON_INLINE PyObject * __Pyx_PyInt_FromSize_t(size_t);
#if CYTHON_COMPILING_IN_CPYTHON
#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 && __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
static int __Pyx_sys_getdefaultencoding_not_ascii;
static int __Pyx_init_sys_getdefaultencoding_params(void) {
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    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);
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        __Pyx_sys_getdefaultencoding_not_ascii = 0;
    } else {
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        }
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        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));
    if (!__PYX_DEFAULT_STRING_ENCODING) goto bad;
    strcpy(__PYX_DEFAULT_STRING_ENCODING, default_encoding_c);
    Py_DECREF(default_encoding);
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bad:
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/* 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 PyObject *__pyx_m;
static PyObject *__pyx_d;
static PyObject *__pyx_b;
static PyObject *__pyx_empty_tuple;
static PyObject *__pyx_empty_bytes;
static int __pyx_lineno;
static int __pyx_clineno = 0;
static const char * __pyx_cfilenm= __FILE__;
static const char *__pyx_filename;

#if !defined(CYTHON_CCOMPLEX)
  #if defined(__cplusplus)
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  #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[] = {
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  "yt/geometry/selection_routines.pxd",
  "__init__.pxd",
  "type.pxd",
};
#define IS_UNSIGNED(type) (((type) -1) > 0)
struct __Pyx_StructField_;
#define __PYX_BUF_FLAGS_PACKED_STRUCT (1 << 0)
typedef struct {
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typedef struct __Pyx_StructField_ {
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typedef struct {
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} __Pyx_BufFmt_StackElem;
typedef struct {
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  size_t new_count, enc_count;
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  char enc_type;
  char new_packmode;
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} __Pyx_BufFmt_Context;


/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":725
 * # 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;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":726
 * 
 * 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;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":727
 * 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;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":728
 * 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;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":732
 * #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;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":733
 * 
 * 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;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":734
 * 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;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":735
 * 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;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":739
 * #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;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":740
 * 
 * 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;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":749
 * # 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;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":750
 * # 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;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":751
 * 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;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":753
 * 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;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":754
 * 
 * ctypedef npy_ulong      uint_t
 * ctypedef npy_ulonglong  ulong_t             # <<<<<<<<<<<<<<
 * ctypedef npy_ulonglong  ulonglong_t
 * 
 */
typedef npy_ulonglong __pyx_t_5numpy_ulong_t;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":755
 * 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;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":757
 * ctypedef npy_ulonglong  ulonglong_t
 * 
 * ctypedef npy_intp       intp_t             # <<<<<<<<<<<<<<
 * ctypedef npy_uintp      uintp_t
 * 
 */
typedef npy_intp __pyx_t_5numpy_intp_t;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":758
 * 
 * ctypedef npy_intp       intp_t
 * ctypedef npy_uintp      uintp_t             # <<<<<<<<<<<<<<
 * 
 * ctypedef npy_double     float_t
 */
typedef npy_uintp __pyx_t_5numpy_uintp_t;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":760
 * 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;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":761
 * 
 * ctypedef npy_double     float_t
 * ctypedef npy_double     double_t             # <<<<<<<<<<<<<<
 * ctypedef npy_longdouble longdouble_t
 * 
 */
typedef npy_double __pyx_t_5numpy_double_t;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":762
 * 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;
#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

#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


/*--- Type declarations ---*/
struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject;
struct __pyx_obj_2yt_8geometry_18selection_routines_AlwaysSelector;
struct __pyx_obj_2yt_8geometry_18selection_routines_OctreeSubsetSelector;
struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer;
struct __pyx_obj_2yt_8geometry_13oct_container_SparseOctreeContainer;
struct __pyx_obj_2yt_8geometry_13oct_container_RAMSESOctreeContainer;
struct __pyx_obj_2yt_8geometry_13oct_container_ARTOctreeContainer;
struct __pyx_obj_2yt_8geometry_13oct_container___pyx_scope_struct____iter__;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":764
 * 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;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":765
 * 
 * ctypedef npy_cfloat      cfloat_t
 * ctypedef npy_cdouble     cdouble_t             # <<<<<<<<<<<<<<
 * ctypedef npy_clongdouble clongdouble_t
 * 
 */
typedef npy_cdouble __pyx_t_5numpy_cdouble_t;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":766
 * 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;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":768
 * ctypedef npy_clongdouble clongdouble_t
 * 
 * ctypedef npy_cdouble     complex_t             # <<<<<<<<<<<<<<
 * 
 * cdef inline object PyArray_MultiIterNew1(a):
 */
typedef npy_cdouble __pyx_t_5numpy_complex_t;
struct __pyx_t_2yt_8geometry_12oct_visitors_Oct;
struct __pyx_t_2yt_8geometry_12oct_visitors_OctVisitorData;

/* "oct_visitors.pxd":19
 * cimport numpy as np
 * 
 * cdef struct Oct             # <<<<<<<<<<<<<<
 * cdef struct Oct:
 *     np.int64_t file_ind     # index with respect to the order in which it was
 */
struct __pyx_t_2yt_8geometry_12oct_visitors_Oct {
  __pyx_t_5numpy_int64_t file_ind;
  __pyx_t_5numpy_int64_t domain_ind;
  __pyx_t_5numpy_int64_t domain;
  struct __pyx_t_2yt_8geometry_12oct_visitors_Oct **children;
};

/* "oct_visitors.pxd":27
 *     Oct **children          # Up to 8 long
 * 
 * cdef struct OctVisitorData:             # <<<<<<<<<<<<<<
 *     np.uint64_t index
 *     np.uint64_t last
 */
struct __pyx_t_2yt_8geometry_12oct_visitors_OctVisitorData {
  __pyx_t_5numpy_uint64_t index;
  __pyx_t_5numpy_uint64_t last;
  __pyx_t_5numpy_int64_t global_index;
  __pyx_t_5numpy_int64_t pos[3];
  __pyx_t_5numpy_uint8_t ind[3];
  void *array;
  int dims;
  __pyx_t_5numpy_int32_t domain;
  __pyx_t_5numpy_int8_t level;
  __pyx_t_5numpy_int8_t oref;
  __pyx_t_5numpy_int32_t nz;
};

/* "oct_visitors.pxd":41
 *     np.int32_t nz
 * 
 * ctypedef void oct_visitor_function(Oct *, OctVisitorData *visitor,             # <<<<<<<<<<<<<<
 *                                    np.uint8_t selected)
 * 
 */
typedef void __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function(struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *, struct __pyx_t_2yt_8geometry_12oct_visitors_OctVisitorData *, __pyx_t_5numpy_uint8_t);
struct __pyx_t_2yt_8geometry_13grid_visitors_GridTreeNode;
struct __pyx_t_2yt_8geometry_13grid_visitors_GridVisitorData;

/* "grid_visitors.pxd":19
 * cimport numpy as np
 * 
 * cdef struct GridTreeNode:             # <<<<<<<<<<<<<<
 *     int num_children
 *     int level
 */
struct __pyx_t_2yt_8geometry_13grid_visitors_GridTreeNode {
  int num_children;
  int level;
  __pyx_t_5numpy_int64_t index;
  __pyx_t_5numpy_float64_t left_edge[3];
  __pyx_t_5numpy_float64_t right_edge[3];
  struct __pyx_t_2yt_8geometry_13grid_visitors_GridTreeNode **children;
  __pyx_t_5numpy_int64_t start_index[3];
  int dims[3];
  __pyx_t_5numpy_float64_t dds[3];
};

/* "grid_visitors.pxd":30
 *     np.float64_t dds[3]
 * 
 * cdef struct GridVisitorData:             # <<<<<<<<<<<<<<
 *     GridTreeNode *grid
 *     np.uint64_t index
 */
struct __pyx_t_2yt_8geometry_13grid_visitors_GridVisitorData {
  struct __pyx_t_2yt_8geometry_13grid_visitors_GridTreeNode *grid;
  __pyx_t_5numpy_uint64_t index;
  __pyx_t_5numpy_uint64_t global_index;
  __pyx_t_5numpy_int64_t pos[3];
  int n_tuples;
  int **child_tuples;
  void *array;
  int ref_factor;
};

/* "grid_visitors.pxd":46
 * cdef np.uint8_t check_child_masked(GridVisitorData *data) nogil
 * 
 * ctypedef void grid_visitor_function(GridVisitorData *data,             # <<<<<<<<<<<<<<
 *                                          np.uint8_t selected) nogil
 * # This is similar in spirit to the way oct visitor functions work.  However,
 */
typedef void __pyx_t_2yt_8geometry_13grid_visitors_grid_visitor_function(struct __pyx_t_2yt_8geometry_13grid_visitors_GridVisitorData *, __pyx_t_5numpy_uint8_t);
struct __pyx_opt_args_2yt_8geometry_18selection_routines_14SelectorObject_recursively_visit_octs;
struct __pyx_opt_args_2yt_8geometry_18selection_routines_14SelectorObject_select_grid;
struct __pyx_opt_args_2yt_8geometry_18selection_routines_14SelectorObject_visit_grid_cells;

/* "selection_routines.pxd":41
 *     cdef bint periodicity[3]
 * 
 *     cdef void recursively_visit_octs(self, Oct *root,             # <<<<<<<<<<<<<<
 *                         np.float64_t pos[3], np.float64_t dds[3],
 *                         int level,
 */
struct __pyx_opt_args_2yt_8geometry_18selection_routines_14SelectorObject_recursively_visit_octs {
  int __pyx_n;
  int visit_covered;
};

/* "selection_routines.pxd":50
 *                               np.float64_t spos[3], np.float64_t sdds[3],
 *                               oct_visitor_function *func, int i, int j, int k)
 *     cdef int select_grid(self, np.float64_t left_edge[3],             # <<<<<<<<<<<<<<
 *                                np.float64_t right_edge[3],
 *                                np.int32_t level, Oct *o = ?) nogil
 */
struct __pyx_opt_args_2yt_8geometry_18selection_routines_14SelectorObject_select_grid {
  int __pyx_n;
  struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *o;
};

/* "selection_routines.pxd":65
 *                                 np.ndarray[np.uint8_t, ndim=3] mask,
 *                                 int level)
 *     cdef void visit_grid_cells(self, GridVisitorData *data,             # <<<<<<<<<<<<<<
 *                     grid_visitor_function *func, np.uint8_t *cached_mask = ?)
 * 
 */
struct __pyx_opt_args_2yt_8geometry_18selection_routines_14SelectorObject_visit_grid_cells {
  int __pyx_n;
  __pyx_t_5numpy_uint8_t *cached_mask;
};
struct __pyx_t_2yt_8geometry_13oct_container_OctKey;
struct __pyx_t_2yt_8geometry_13oct_container_OctInfo;
struct __pyx_t_2yt_8geometry_13oct_container_OctAllocationContainer;
struct __pyx_t_2yt_8geometry_13oct_container_OctList;
struct __pyx_opt_args_2yt_8geometry_13oct_container_15OctreeContainer_get;
struct __pyx_opt_args_2yt_8geometry_13oct_container_15OctreeContainer_visit_all_octs;
struct __pyx_opt_args_2yt_8geometry_13oct_container_15OctreeContainer_setup_data;
struct __pyx_opt_args_2yt_8geometry_13oct_container_21SparseOctreeContainer_visit_all_octs;

/* "yt/geometry/oct_container.pxd":29
 * cdef int ORDER_MAX
 * 
 * cdef struct OctKey:             # <<<<<<<<<<<<<<
 *     np.int64_t key
 *     Oct *node
 */
struct __pyx_t_2yt_8geometry_13oct_container_OctKey {
  __pyx_t_5numpy_int64_t key;
  struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *node;
};

/* "yt/geometry/oct_container.pxd":33
 *     Oct *node
 * 
 * cdef struct OctInfo:             # <<<<<<<<<<<<<<
 *     np.float64_t left_edge[3]
 *     np.float64_t dds[3]
 */
struct __pyx_t_2yt_8geometry_13oct_container_OctInfo {
  __pyx_t_5numpy_float64_t left_edge[3];
  __pyx_t_5numpy_float64_t dds[3];
  __pyx_t_5numpy_int64_t ipos[3];
  __pyx_t_5numpy_int32_t level;
};

/* "yt/geometry/oct_container.pxd":39
 *     np.int32_t level
 * 
 * cdef struct OctAllocationContainer             # <<<<<<<<<<<<<<
 * cdef struct OctAllocationContainer:
 *     np.int64_t n
 */
struct __pyx_t_2yt_8geometry_13oct_container_OctAllocationContainer {
  __pyx_t_5numpy_int64_t n;
  __pyx_t_5numpy_int64_t n_assigned;
  __pyx_t_5numpy_int64_t offset;
  __pyx_t_5numpy_int64_t con_id;
  struct __pyx_t_2yt_8geometry_13oct_container_OctAllocationContainer *next;
  struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *my_octs;
};

/* "yt/geometry/oct_container.pxd":48
 *     Oct *my_octs
 * 
 * cdef struct OctList             # <<<<<<<<<<<<<<
 * 
 * cdef struct OctList:
 */
struct __pyx_t_2yt_8geometry_13oct_container_OctList {
  struct __pyx_t_2yt_8geometry_13oct_container_OctList *next;
  struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *o;
};

/* "yt/geometry/oct_container.pxd":71
 *     cdef public np.int64_t nocts
 *     cdef public int num_domains
 *     cdef Oct *get(self, np.float64_t ppos[3], OctInfo *oinfo = ?,             # <<<<<<<<<<<<<<
 *                   int max_level = ?)
 *     cdef int get_root(self, int ind[3], Oct **o)
 */
struct __pyx_opt_args_2yt_8geometry_13oct_container_15OctreeContainer_get {
  int __pyx_n;
  struct __pyx_t_2yt_8geometry_13oct_container_OctInfo *oinfo;
  int max_level;
};

/* "yt/geometry/oct_container.pxd":80
 *     # OctAllocationContainer.offset if such a thing exists.
 *     cdef np.int64_t get_domain_offset(self, int domain_id)
 *     cdef void visit_all_octs(self,             # <<<<<<<<<<<<<<
 *                         selection_routines.SelectorObject selector,
 *                         oct_visitor_function *func,
 */
struct __pyx_opt_args_2yt_8geometry_13oct_container_15OctreeContainer_visit_all_octs {
  int __pyx_n;
  int vc;
};

/* "yt/geometry/oct_container.pxd":87
 *     cdef Oct *next_root(self, int domain_id, int ind[3])
 *     cdef Oct *next_child(self, int domain_id, int ind[3], Oct *parent)
 *     cdef void setup_data(self, OctVisitorData *data, int domain_id = ?)             # <<<<<<<<<<<<<<
 *     cdef void append_domain(self, np.int64_t domain_count)
 * 
 */
struct __pyx_opt_args_2yt_8geometry_13oct_container_15OctreeContainer_setup_data {
  int __pyx_n;
  int domain_id;
};

/* "yt/geometry/oct_container.pyx":857
 * 
 *     @cython.cdivision(True)
 *     cdef void visit_all_octs(self, SelectorObject selector,             # <<<<<<<<<<<<<<
 *                         oct_visitor_function *func,
 *                         OctVisitorData *data,
 */
struct __pyx_opt_args_2yt_8geometry_13oct_container_21SparseOctreeContainer_visit_all_octs {
  int __pyx_n;
  int vc;
};

/* "selection_routines.pxd":34
 *     return arr
 * 
 * cdef class SelectorObject:             # <<<<<<<<<<<<<<
 *     cdef public np.int32_t min_level
 *     cdef public np.int32_t max_level
 */
struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject {
  PyObject_HEAD
  struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject *__pyx_vtab;
  __pyx_t_5numpy_int32_t min_level;
  __pyx_t_5numpy_int32_t max_level;
  int overlap_cells;
  __pyx_t_5numpy_float64_t domain_width[3];
  int periodicity[3];
};


/* "selection_routines.pxd":71
 *     cdef np.float64_t difference(self, np.float64_t x1, np.float64_t x2, int d) nogil
 * 
 * cdef class AlwaysSelector(SelectorObject):             # <<<<<<<<<<<<<<
 *     pass
 * 
 */
struct __pyx_obj_2yt_8geometry_18selection_routines_AlwaysSelector {
  struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
};


/* "selection_routines.pxd":74
 *     pass
 * 
 * cdef class OctreeSubsetSelector(SelectorObject):             # <<<<<<<<<<<<<<
 *     cdef SelectorObject base_selector
 *     cdef public np.int64_t domain_id
 */
struct __pyx_obj_2yt_8geometry_18selection_routines_OctreeSubsetSelector {
  struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
  struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *base_selector;
  __pyx_t_5numpy_int64_t domain_id;
};


/* "yt/geometry/oct_container.pxd":58
 * cdef void OctList_delete(OctList *list)
 * 
 * cdef class OctreeContainer:             # <<<<<<<<<<<<<<
 *     cdef OctAllocationContainer *cont
 *     cdef OctAllocationContainer **domains
 */
struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer {
  PyObject_HEAD
  struct __pyx_vtabstruct_2yt_8geometry_13oct_container_OctreeContainer *__pyx_vtab;
  struct __pyx_t_2yt_8geometry_13oct_container_OctAllocationContainer *cont;
  struct __pyx_t_2yt_8geometry_13oct_container_OctAllocationContainer **domains;
  struct __pyx_t_2yt_8geometry_12oct_visitors_Oct ****root_mesh;
  __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function *fill_func;
  int partial_coverage;
  int level_offset;
  int nn[3];
  __pyx_t_5numpy_uint8_t oref;
  __pyx_t_5numpy_float64_t DLE[3];
  __pyx_t_5numpy_float64_t DRE[3];
  __pyx_t_5numpy_int64_t nocts;
  int num_domains;
};


/* "yt/geometry/oct_container.pxd":90
 *     cdef void append_domain(self, np.int64_t domain_count)
 * 
 * cdef class SparseOctreeContainer(OctreeContainer):             # <<<<<<<<<<<<<<
 *     cdef OctKey *root_nodes
 *     cdef void *tree_root
 */
struct __pyx_obj_2yt_8geometry_13oct_container_SparseOctreeContainer {
  struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer __pyx_base;
  struct __pyx_t_2yt_8geometry_13oct_container_OctKey *root_nodes;
  void *tree_root;
  int num_root;
  int max_root;
};


/* "yt/geometry/oct_container.pxd":98
 *     cdef np.int64_t ipos_to_key(self, int pos[3])
 * 
 * cdef class RAMSESOctreeContainer(SparseOctreeContainer):             # <<<<<<<<<<<<<<
 *     pass
 * 
 */
struct __pyx_obj_2yt_8geometry_13oct_container_RAMSESOctreeContainer {
  struct __pyx_obj_2yt_8geometry_13oct_container_SparseOctreeContainer __pyx_base;
};


/* "yt/geometry/oct_container.pyx":928
 *     pass
 * 
 * cdef class ARTOctreeContainer(OctreeContainer):             # <<<<<<<<<<<<<<
 *     def __init__(self, oct_domain_dimensions, domain_left_edge,
 *                  domain_right_edge, partial_coverage = 0,
 */
struct __pyx_obj_2yt_8geometry_13oct_container_ARTOctreeContainer {
  struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer __pyx_base;
};


/* "yt/geometry/oct_container.pyx":203
 *         free(self.root_mesh)
 * 
 *     def __iter__(self):             # <<<<<<<<<<<<<<
 *         #Get the next oct, will traverse domains
 *         #Note that oct containers can be sorted
 */
struct __pyx_obj_2yt_8geometry_13oct_container___pyx_scope_struct____iter__ {
  PyObject_HEAD
  struct __pyx_t_2yt_8geometry_13oct_container_OctAllocationContainer *__pyx_v_cur;
  int __pyx_v_i;
  struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_self;
  struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *__pyx_v_this;
  __pyx_t_5numpy_int64_t __pyx_t_0;
  int __pyx_t_1;
};



/* "selection_routines.pxd":34
 *     return arr
 * 
 * cdef class SelectorObject:             # <<<<<<<<<<<<<<
 *     cdef public np.int32_t min_level
 *     cdef public np.int32_t max_level
 */

struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject {
  void (*recursively_visit_octs)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *, int, __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function *, struct __pyx_t_2yt_8geometry_12oct_visitors_OctVisitorData *, struct __pyx_opt_args_2yt_8geometry_18selection_routines_14SelectorObject_recursively_visit_octs *__pyx_optional_args);
  void (*visit_oct_cells)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, struct __pyx_t_2yt_8geometry_12oct_visitors_OctVisitorData *, struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *, struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *, __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function *, int, int, int);
  int (*select_grid)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_int32_t, struct __pyx_opt_args_2yt_8geometry_18selection_routines_14SelectorObject_select_grid *__pyx_optional_args);
  int (*select_cell)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *);
  int (*select_point)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *);
  int (*select_sphere)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t);
  int (*select_bbox)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *);
  int (*fill_mask_selector)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *, int *, PyArrayObject *, PyArrayObject *, int);
  void (*visit_grid_cells)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, struct __pyx_t_2yt_8geometry_13grid_visitors_GridVisitorData *, __pyx_t_2yt_8geometry_13grid_visitors_grid_visitor_function *, struct __pyx_opt_args_2yt_8geometry_18selection_routines_14SelectorObject_visit_grid_cells *__pyx_optional_args);
  __pyx_t_5numpy_float64_t (*difference)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t, __pyx_t_5numpy_float64_t, int);
};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject *__pyx_vtabptr_2yt_8geometry_18selection_routines_SelectorObject;


/* "selection_routines.pxd":71
 *     cdef np.float64_t difference(self, np.float64_t x1, np.float64_t x2, int d) nogil
 * 
 * cdef class AlwaysSelector(SelectorObject):             # <<<<<<<<<<<<<<
 *     pass
 * 
 */

struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_AlwaysSelector {
  struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_AlwaysSelector *__pyx_vtabptr_2yt_8geometry_18selection_routines_AlwaysSelector;


/* "selection_routines.pxd":74
 *     pass
 * 
 * cdef class OctreeSubsetSelector(SelectorObject):             # <<<<<<<<<<<<<<
 *     cdef SelectorObject base_selector
 *     cdef public np.int64_t domain_id
 */

struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_OctreeSubsetSelector {
  struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_OctreeSubsetSelector *__pyx_vtabptr_2yt_8geometry_18selection_routines_OctreeSubsetSelector;


/* "yt/geometry/oct_container.pyx":80
 * #     those octs that live inside a given allocator.
 * 
 * cdef class OctreeContainer:             # <<<<<<<<<<<<<<
 * 
 *     def __init__(self, oct_domain_dimensions, domain_left_edge,
 */

struct __pyx_vtabstruct_2yt_8geometry_13oct_container_OctreeContainer {
  struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *(*get)(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *, __pyx_t_5numpy_float64_t *, struct __pyx_opt_args_2yt_8geometry_13oct_container_15OctreeContainer_get *__pyx_optional_args);
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  void (*oct_bounds)(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *, struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *);
  __pyx_t_5numpy_int64_t (*get_domain_offset)(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *, int);
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  struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *(*next_root)(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *, int, int *);
  struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *(*next_child)(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *, int, int *, struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *);
  void (*setup_data)(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *, struct __pyx_t_2yt_8geometry_12oct_visitors_OctVisitorData *, struct __pyx_opt_args_2yt_8geometry_13oct_container_15OctreeContainer_setup_data *__pyx_optional_args);
  void (*append_domain)(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *, __pyx_t_5numpy_int64_t);
};
static struct __pyx_vtabstruct_2yt_8geometry_13oct_container_OctreeContainer *__pyx_vtabptr_2yt_8geometry_13oct_container_OctreeContainer;


/* "yt/geometry/oct_container.pyx":792
 *         return 1
 * 
 * cdef class SparseOctreeContainer(OctreeContainer):             # <<<<<<<<<<<<<<
 * 
 *     def __init__(self, domain_dimensions, domain_left_edge, domain_right_edge,
 */

struct __pyx_vtabstruct_2yt_8geometry_13oct_container_SparseOctreeContainer {
  struct __pyx_vtabstruct_2yt_8geometry_13oct_container_OctreeContainer __pyx_base;
  void (*key_to_ipos)(struct __pyx_obj_2yt_8geometry_13oct_container_SparseOctreeContainer *, __pyx_t_5numpy_int64_t, __pyx_t_5numpy_int64_t *);
  __pyx_t_5numpy_int64_t (*ipos_to_key)(struct __pyx_obj_2yt_8geometry_13oct_container_SparseOctreeContainer *, int *);
};
static struct __pyx_vtabstruct_2yt_8geometry_13oct_container_SparseOctreeContainer *__pyx_vtabptr_2yt_8geometry_13oct_container_SparseOctreeContainer;


/* "yt/geometry/oct_container.pyx":925
 *         if self.domains != NULL: free(self.domains)
 * 
 * cdef class RAMSESOctreeContainer(SparseOctreeContainer):             # <<<<<<<<<<<<<<
 *     pass
 * 
 */

struct __pyx_vtabstruct_2yt_8geometry_13oct_container_RAMSESOctreeContainer {
  struct __pyx_vtabstruct_2yt_8geometry_13oct_container_SparseOctreeContainer __pyx_base;
};
static struct __pyx_vtabstruct_2yt_8geometry_13oct_container_RAMSESOctreeContainer *__pyx_vtabptr_2yt_8geometry_13oct_container_RAMSESOctreeContainer;


/* "yt/geometry/oct_container.pyx":928
 *     pass
 * 
 * cdef class ARTOctreeContainer(OctreeContainer):             # <<<<<<<<<<<<<<
 *     def __init__(self, oct_domain_dimensions, domain_left_edge,
 *                  domain_right_edge, partial_coverage = 0,
 */

struct __pyx_vtabstruct_2yt_8geometry_13oct_container_ARTOctreeContainer {
  struct __pyx_vtabstruct_2yt_8geometry_13oct_container_OctreeContainer __pyx_base;
};
static struct __pyx_vtabstruct_2yt_8geometry_13oct_container_ARTOctreeContainer *__pyx_vtabptr_2yt_8geometry_13oct_container_ARTOctreeContainer;

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static void __pyx_f_2yt_8geometry_13oct_container_15OctreeContainer_setup_data(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_self, struct __pyx_t_2yt_8geometry_12oct_visitors_OctVisitorData *__pyx_v_data, struct __pyx_opt_args_2yt_8geometry_13oct_container_15OctreeContainer_setup_data *__pyx_optional_args); /* proto*/
static void __pyx_f_2yt_8geometry_13oct_container_15OctreeContainer_visit_all_octs(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_self, struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_selector, __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function *__pyx_v_func, struct __pyx_t_2yt_8geometry_12oct_visitors_OctVisitorData *__pyx_v_data, struct __pyx_opt_args_2yt_8geometry_13oct_container_15OctreeContainer_visit_all_octs *__pyx_optional_args); /* proto*/
static void __pyx_f_2yt_8geometry_13oct_container_15OctreeContainer_oct_bounds(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_self, CYTHON_UNUSED struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *__pyx_v_o, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_corner, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_size); /* proto*/
static __pyx_t_5numpy_int64_t __pyx_f_2yt_8geometry_13oct_container_15OctreeContainer_get_domain_offset(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_self, CYTHON_UNUSED int __pyx_v_domain_id); /* proto*/
static int __pyx_f_2yt_8geometry_13oct_container_15OctreeContainer_get_root(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_self, int *__pyx_v_ind, struct __pyx_t_2yt_8geometry_12oct_visitors_Oct **__pyx_v_o); /* proto*/
static struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *__pyx_f_2yt_8geometry_13oct_container_15OctreeContainer_get(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_ppos, struct __pyx_opt_args_2yt_8geometry_13oct_container_15OctreeContainer_get *__pyx_optional_args); /* proto*/
static struct __pyx_t_2yt_8geometry_12oct_visitors_Oct **__pyx_f_2yt_8geometry_13oct_container_15OctreeContainer_neighbors(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_self, struct __pyx_t_2yt_8geometry_13oct_container_OctInfo *__pyx_v_oi, __pyx_t_5numpy_int64_t *__pyx_v_nneighbors, struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *__pyx_v_o, int *__pyx_v_periodicity); /* proto*/
static void __pyx_f_2yt_8geometry_13oct_container_15OctreeContainer_append_domain(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_self, __pyx_t_5numpy_int64_t __pyx_v_domain_count); /* proto*/
static struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *__pyx_f_2yt_8geometry_13oct_container_15OctreeContainer_next_root(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_self, int __pyx_v_domain_id, int *__pyx_v_ind); /* proto*/
static struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *__pyx_f_2yt_8geometry_13oct_container_15OctreeContainer_next_child(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_self, int __pyx_v_domain_id, int *__pyx_v_ind, struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *__pyx_v_parent); /* proto*/
static int __pyx_f_2yt_8geometry_13oct_container_21SparseOctreeContainer_get_root(struct __pyx_obj_2yt_8geometry_13oct_container_SparseOctreeContainer *__pyx_v_self, int *__pyx_v_ind, struct __pyx_t_2yt_8geometry_12oct_visitors_Oct **__pyx_v_o); /* proto*/
static void __pyx_f_2yt_8geometry_13oct_container_21SparseOctreeContainer_key_to_ipos(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_13oct_container_SparseOctreeContainer *__pyx_v_self, __pyx_t_5numpy_int64_t __pyx_v_key, __pyx_t_5numpy_int64_t *__pyx_v_pos); /* proto*/
static __pyx_t_5numpy_int64_t __pyx_f_2yt_8geometry_13oct_container_21SparseOctreeContainer_ipos_to_key(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_13oct_container_SparseOctreeContainer *__pyx_v_self, int *__pyx_v_pos); /* proto*/
static void __pyx_f_2yt_8geometry_13oct_container_21SparseOctreeContainer_visit_all_octs(struct __pyx_obj_2yt_8geometry_13oct_container_SparseOctreeContainer *__pyx_v_self, struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_selector, __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function *__pyx_v_func, struct __pyx_t_2yt_8geometry_12oct_visitors_OctVisitorData *__pyx_v_data, struct __pyx_opt_args_2yt_8geometry_13oct_container_21SparseOctreeContainer_visit_all_octs *__pyx_optional_args); /* proto*/
static __pyx_t_5numpy_int64_t __pyx_f_2yt_8geometry_13oct_container_21SparseOctreeContainer_get_domain_offset(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_13oct_container_SparseOctreeContainer *__pyx_v_self, CYTHON_UNUSED int __pyx_v_domain_id); /* proto*/
static struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *__pyx_f_2yt_8geometry_13oct_container_21SparseOctreeContainer_next_root(struct __pyx_obj_2yt_8geometry_13oct_container_SparseOctreeContainer *__pyx_v_self, int __pyx_v_domain_id, int *__pyx_v_ind); /* proto*/

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/* Module declarations from 'yt.geometry.oct_visitors' */
static __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function *__pyx_f_2yt_8geometry_12oct_visitors_mask_octs; /*proto*/
static __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function *__pyx_f_2yt_8geometry_12oct_visitors_index_octs; /*proto*/
static __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function *__pyx_f_2yt_8geometry_12oct_visitors_icoords_octs; /*proto*/
static __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function *__pyx_f_2yt_8geometry_12oct_visitors_ires_octs; /*proto*/
static __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function *__pyx_f_2yt_8geometry_12oct_visitors_fcoords_octs; /*proto*/
static __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function *__pyx_f_2yt_8geometry_12oct_visitors_fwidth_octs; /*proto*/
static __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function *__pyx_f_2yt_8geometry_12oct_visitors_copy_array_f64; /*proto*/
static __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function *__pyx_f_2yt_8geometry_12oct_visitors_copy_array_i64; /*proto*/
static __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function *__pyx_f_2yt_8geometry_12oct_visitors_identify_octs; /*proto*/
static __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function *__pyx_f_2yt_8geometry_12oct_visitors_assign_domain_ind; /*proto*/
static __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function *__pyx_f_2yt_8geometry_12oct_visitors_fill_file_indices_oind; /*proto*/
static __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function *__pyx_f_2yt_8geometry_12oct_visitors_fill_file_indices_rind; /*proto*/
static __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function *__pyx_f_2yt_8geometry_12oct_visitors_count_by_domain; /*proto*/
static __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function *__pyx_f_2yt_8geometry_12oct_visitors_store_octree; /*proto*/
static __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function *__pyx_f_2yt_8geometry_12oct_visitors_load_octree; /*proto*/
static CYTHON_INLINE int __pyx_f_2yt_8geometry_12oct_visitors_cind(int, int, int); /*proto*/

/* Module declarations from 'yt.geometry.grid_visitors' */
static __pyx_t_5numpy_uint8_t (*__pyx_f_2yt_8geometry_13grid_visitors_check_child_masked)(struct __pyx_t_2yt_8geometry_13grid_visitors_GridVisitorData *); /*proto*/

/* Module declarations from 'yt.geometry.selection_routines' */
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/* Module declarations from 'libc.math' */

/* Module declarations from 'yt.geometry.oct_container' */
static PyTypeObject *__pyx_ptype_2yt_8geometry_13oct_container_OctreeContainer = 0;
static PyTypeObject *__pyx_ptype_2yt_8geometry_13oct_container_SparseOctreeContainer = 0;
static PyTypeObject *__pyx_ptype_2yt_8geometry_13oct_container_RAMSESOctreeContainer = 0;
static PyTypeObject *__pyx_ptype_2yt_8geometry_13oct_container_ARTOctreeContainer = 0;
static PyTypeObject *__pyx_ptype_2yt_8geometry_13oct_container___pyx_scope_struct____iter__ = 0;
static int __pyx_v_2yt_8geometry_13oct_container_ORDER_MAX;
static struct __pyx_t_2yt_8geometry_13oct_container_OctList *__pyx_f_2yt_8geometry_13oct_container_OctList_append(struct __pyx_t_2yt_8geometry_13oct_container_OctList *, struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *); /*proto*/
static int __pyx_f_2yt_8geometry_13oct_container_OctList_count(struct __pyx_t_2yt_8geometry_13oct_container_OctList *); /*proto*/
static void __pyx_f_2yt_8geometry_13oct_container_OctList_delete(struct __pyx_t_2yt_8geometry_13oct_container_OctList *); /*proto*/
static struct __pyx_t_2yt_8geometry_13oct_container_OctAllocationContainer *__pyx_f_2yt_8geometry_13oct_container_allocate_octs(int, struct __pyx_t_2yt_8geometry_13oct_container_OctAllocationContainer *); /*proto*/
static void __pyx_f_2yt_8geometry_13oct_container_free_octs(struct __pyx_t_2yt_8geometry_13oct_container_OctAllocationContainer *); /*proto*/
static int __pyx_f_2yt_8geometry_13oct_container_root_node_compare(void *, void *); /*proto*/
static struct __pyx_t_2yt_8geometry_13oct_container_OctList *__pyx_f_2yt_8geometry_13oct_container_OctList_subneighbor_find(struct __pyx_t_2yt_8geometry_13oct_container_OctList *, struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *, int, int, int); /*proto*/
static __Pyx_TypeInfo __Pyx_TypeInfo_nn___pyx_t_5numpy_uint8_t = { "uint8_t", NULL, sizeof(__pyx_t_5numpy_uint8_t), { 0 }, 0, IS_UNSIGNED(__pyx_t_5numpy_uint8_t) ? 'U' : 'I', IS_UNSIGNED(__pyx_t_5numpy_uint8_t), 0 };
static __Pyx_TypeInfo __Pyx_TypeInfo_nn___pyx_t_5numpy_int64_t = { "int64_t", NULL, sizeof(__pyx_t_5numpy_int64_t), { 0 }, 0, IS_UNSIGNED(__pyx_t_5numpy_int64_t) ? 'U' : 'I', IS_UNSIGNED(__pyx_t_5numpy_int64_t), 0 };
static __Pyx_TypeInfo __Pyx_TypeInfo_nn___pyx_t_5numpy_float64_t = { "float64_t", NULL, sizeof(__pyx_t_5numpy_float64_t), { 0 }, 0, 'R', 0, 0 };
#define __Pyx_MODULE_NAME "yt.geometry.oct_container"
int __pyx_module_is_main_yt__geometry__oct_container = 0;

/* Implementation of 'yt.geometry.oct_container' */
static PyObject *__pyx_builtin_MemoryError;
static PyObject *__pyx_builtin_range;
static PyObject *__pyx_builtin_RuntimeError;
static PyObject *__pyx_builtin_KeyError;
static PyObject *__pyx_builtin_NotImplementedError;
static PyObject *__pyx_builtin_enumerate;
static PyObject *__pyx_builtin_ValueError;
static char __pyx_k_B[] = "B";
static char __pyx_k_C[] = "C";
static char __pyx_k_H[] = "H";
static char __pyx_k_I[] = "I";
static char __pyx_k_L[] = "L";
static char __pyx_k_O[] = "O";
static char __pyx_k_Q[] = "Q";
static char __pyx_k_b[] = "b";
static char __pyx_k_d[] = "d";
static char __pyx_k_f[] = "f";
static char __pyx_k_g[] = "g";
static char __pyx_k_h[] = "h";
static char __pyx_k_i[] = "i";
static char __pyx_k_l[] = "l";
static char __pyx_k_q[] = "q";
static char __pyx_k_Zd[] = "Zd";
static char __pyx_k_Zf[] = "Zf";
static char __pyx_k_Zg[] = "Zg";
static char __pyx_k_np[] = "np";
static char __pyx_k_end[] = "end";
static char __pyx_k_pos[] = "pos";
static char __pyx_k_args[] = "args";
static char __pyx_k_bool[] = "bool";
static char __pyx_k_dest[] = "dest";
static char __pyx_k_dims[] = "dims";
static char __pyx_k_file[] = "file";
static char __pyx_k_init[] = "__init__";
static char __pyx_k_iter[] = "__iter__";
static char __pyx_k_main[] = "__main__";
static char __pyx_k_send[] = "send";
static char __pyx_k_size[] = "size";
static char __pyx_k_test[] = "__test__";
static char __pyx_k_close[] = "close";
static char __pyx_k_dtype[] = "dtype";
static char __pyx_k_empty[] = "empty";
static char __pyx_k_int64[] = "int64";
static char __pyx_k_level[] = "level";
static char __pyx_k_numpy[] = "numpy";
static char __pyx_k_order[] = "order";
static char __pyx_k_print[] = "print";
static char __pyx_k_range[] = "range";
static char __pyx_k_throw[] = "throw";
static char __pyx_k_uint8[] = "uint8";
static char __pyx_k_units[] = "units";
static char __pyx_k_zeros[] = "zeros";
static char __pyx_k_astype[] = "astype";
static char __pyx_k_curdom[] = "curdom";
static char __pyx_k_import[] = "__import__";
static char __pyx_k_levels[] = "levels";
static char __pyx_k_octree[] = "octree";
static char __pyx_k_offset[] = "offset";
static char __pyx_k_source[] = "source";
static char __pyx_k_float64[] = "float64";
static char __pyx_k_KeyError[] = "KeyError";
static char __pyx_k_curlevel[] = "curlevel";
static char __pyx_k_pyx_capi[] = "__pyx_capi__";
static char __pyx_k_selector[] = "selector";
static char __pyx_k_ORDER_MAX[] = "ORDER_MAX";
static char __pyx_k_cell_inds[] = "cell_inds";
static char __pyx_k_domain_id[] = "domain_id";
static char __pyx_k_enumerate[] = "enumerate";
static char __pyx_k_file_inds[] = "file_inds";
static char __pyx_k_left_edge[] = "left_edge";
static char __pyx_k_num_cells[] = "num_cells";
static char __pyx_k_ValueError[] = "ValueError";
static char __pyx_k_count_octs[] = "count_octs";
static char __pyx_k_pyx_vtable[] = "__pyx_vtable__";
static char __pyx_k_right_edge[] = "right_edge";
static char __pyx_k_root_nodes[] = "root_nodes";
static char __pyx_k_MemoryError[] = "MemoryError";
static char __pyx_k_ORDER_MAX_2[] = "_ORDER_MAX";
static char __pyx_k_code_length[] = "code_length";
static char __pyx_k_dest_fields[] = "dest_fields";
static char __pyx_k_load_octree[] = "load_octree";
static char __pyx_k_over_refine[] = "over_refine";
static char __pyx_k_RuntimeError[] = "RuntimeError";
static char __pyx_k_Oct_container[] = "\nOct container\n\n\n\n\n";
static char __pyx_k_domain_counts[] = "domain_counts";
static char __pyx_k_skip_boundary[] = "skip_boundary";
static char __pyx_k_source_fields[] = "source_fields";
static char __pyx_k_Too_many_roots[] = "Too many roots.";
static char __pyx_k_count_boundary[] = "count_boundary";
static char __pyx_k_count_oct_cells[] = "count_oct_cells";
static char __pyx_k_allocate_domains[] = "allocate_domains";
static char __pyx_k_convert_to_units[] = "convert_to_units";
static char __pyx_k_domain_left_edge[] = "domain_left_edge";
static char __pyx_k_partial_coverage[] = "partial_coverage";
static char __pyx_k_Too_many_assigned[] = "Too many assigned.";
static char __pyx_k_domain_dimensions[] = "domain_dimensions";
static char __pyx_k_domain_right_edge[] = "domain_right_edge";
static char __pyx_k_NotImplementedError[] = "NotImplementedError";
static char __pyx_k_DEST_INDEX_RAN_AHEAD[] = "DEST INDEX RAN AHEAD.";
static char __pyx_k_initialize_root_mesh[] = "_initialize_root_mesh";
static char __pyx_k_oct_domain_dimensions[] = "oct_domain_dimensions";
static char __pyx_k_GLOBAL_INDEX_RAN_AHEAD[] = "GLOBAL INDEX RAN AHEAD.";
static char __pyx_k_OctreeContainer___iter[] = "OctreeContainer.__iter__";
static char __pyx_k_ndarray_is_not_C_contiguous[] = "ndarray is not C contiguous";
static char __pyx_k_unknown_dtype_code_in_numpy_pxd[] = "unknown dtype code in numpy.pxd (%d)";
static char __pyx_k_Format_string_allocated_too_shor[] = "Format string allocated too short, see comment in numpy.pxd";
static char __pyx_k_Non_native_byte_order_not_suppor[] = "Non-native byte order not supported";
static char __pyx_k_ndarray_is_not_Fortran_contiguou[] = "ndarray is not Fortran contiguous";
static char __pyx_k_Format_string_allocated_too_shor_2[] = "Format string allocated too short.";
static PyObject *__pyx_n_s_C;
static PyObject *__pyx_kp_s_DEST_INDEX_RAN_AHEAD;
static PyObject *__pyx_kp_u_Format_string_allocated_too_shor;
static PyObject *__pyx_kp_u_Format_string_allocated_too_shor_2;
static PyObject *__pyx_kp_s_GLOBAL_INDEX_RAN_AHEAD;
static PyObject *__pyx_n_s_KeyError;
static PyObject *__pyx_n_s_MemoryError;
static PyObject *__pyx_kp_u_Non_native_byte_order_not_suppor;
static PyObject *__pyx_n_s_NotImplementedError;
static PyObject *__pyx_n_s_ORDER_MAX;
static PyObject *__pyx_n_s_ORDER_MAX_2;
static PyObject *__pyx_n_s_OctreeContainer___iter;
static PyObject *__pyx_n_s_RuntimeError;
static PyObject *__pyx_kp_s_Too_many_assigned;
static PyObject *__pyx_kp_s_Too_many_roots;
static PyObject *__pyx_n_s_ValueError;
static PyObject *__pyx_n_s_allocate_domains;
static PyObject *__pyx_n_s_args;
static PyObject *__pyx_n_s_astype;
static PyObject *__pyx_n_s_bool;
static PyObject *__pyx_n_s_cell_inds;
static PyObject *__pyx_n_s_close;
static PyObject *__pyx_n_s_code_length;
static PyObject *__pyx_n_s_convert_to_units;
static PyObject *__pyx_n_s_count_boundary;
static PyObject *__pyx_n_s_count_oct_cells;
static PyObject *__pyx_n_s_count_octs;
static PyObject *__pyx_n_s_curdom;
static PyObject *__pyx_n_s_curlevel;
static PyObject *__pyx_n_s_dest;
static PyObject *__pyx_n_s_dest_fields;
static PyObject *__pyx_n_s_dims;
static PyObject *__pyx_n_s_domain_counts;
static PyObject *__pyx_n_s_domain_dimensions;
static PyObject *__pyx_n_s_domain_id;
static PyObject *__pyx_n_s_domain_left_edge;
static PyObject *__pyx_n_s_domain_right_edge;
static PyObject *__pyx_n_s_dtype;
static PyObject *__pyx_n_s_empty;
static PyObject *__pyx_n_s_end;
static PyObject *__pyx_n_s_enumerate;
static PyObject *__pyx_n_s_file;
static PyObject *__pyx_n_s_file_inds;
static PyObject *__pyx_n_s_float64;
static PyObject *__pyx_n_s_import;
static PyObject *__pyx_n_s_init;
static PyObject *__pyx_n_s_initialize_root_mesh;
static PyObject *__pyx_n_s_int64;
static PyObject *__pyx_n_s_iter;
static PyObject *__pyx_n_s_left_edge;
static PyObject *__pyx_n_s_level;
static PyObject *__pyx_n_s_levels;
static PyObject *__pyx_n_s_load_octree;
static PyObject *__pyx_n_s_main;
static PyObject *__pyx_kp_u_ndarray_is_not_C_contiguous;
static PyObject *__pyx_kp_u_ndarray_is_not_Fortran_contiguou;
static PyObject *__pyx_n_s_np;
static PyObject *__pyx_n_s_num_cells;
static PyObject *__pyx_n_s_numpy;
static PyObject *__pyx_n_s_oct_domain_dimensions;
static PyObject *__pyx_n_s_octree;
static PyObject *__pyx_n_s_offset;
static PyObject *__pyx_n_s_order;
static PyObject *__pyx_n_s_over_refine;
static PyObject *__pyx_n_s_partial_coverage;
static PyObject *__pyx_n_s_pos;
static PyObject *__pyx_n_s_print;
static PyObject *__pyx_n_s_pyx_capi;
static PyObject *__pyx_n_s_pyx_vtable;
static PyObject *__pyx_n_s_range;
static PyObject *__pyx_n_s_right_edge;
static PyObject *__pyx_n_s_root_nodes;
static PyObject *__pyx_n_s_selector;
static PyObject *__pyx_n_s_send;
static PyObject *__pyx_n_s_size;
static PyObject *__pyx_n_s_skip_boundary;
static PyObject *__pyx_n_s_source;
static PyObject *__pyx_n_s_source_fields;
static PyObject *__pyx_n_s_test;
static PyObject *__pyx_n_s_throw;
static PyObject *__pyx_n_s_uint8;
static PyObject *__pyx_n_s_units;
static PyObject *__pyx_kp_u_unknown_dtype_code_in_numpy_pxd;
static PyObject *__pyx_n_s_zeros;
static int __pyx_pf_2yt_8geometry_13oct_container_15OctreeContainer___init__(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_self, PyObject *__pyx_v_oct_domain_dimensions, PyObject *__pyx_v_domain_left_edge, PyObject *__pyx_v_domain_right_edge, PyObject *__pyx_v_partial_coverage, PyObject *__pyx_v_over_refine); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_13oct_container_15OctreeContainer_2_initialize_root_mesh(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_13oct_container_15OctreeContainer_4load_octree(PyTypeObject *__pyx_v_cls, PyObject *__pyx_v_header); /* proto */
static void __pyx_pf_2yt_8geometry_13oct_container_15OctreeContainer_6__dealloc__(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_13oct_container_15OctreeContainer_8__iter__(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_13oct_container_15OctreeContainer_11domain_identify(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_self, struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_selector); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_13oct_container_15OctreeContainer_13mask(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_self, struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_selector, __pyx_t_5numpy_int64_t __pyx_v_num_cells, int __pyx_v_domain_id); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_13oct_container_15OctreeContainer_15icoords(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_self, struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_selector, __pyx_t_5numpy_int64_t __pyx_v_num_cells, int __pyx_v_domain_id); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_13oct_container_15OctreeContainer_17ires(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_self, struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_selector, __pyx_t_5numpy_int64_t __pyx_v_num_cells, int __pyx_v_domain_id); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_13oct_container_15OctreeContainer_19fwidth(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_self, struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_selector, __pyx_t_5numpy_int64_t __pyx_v_num_cells, int __pyx_v_domain_id); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_13oct_container_15OctreeContainer_21fcoords(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_self, struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_selector, __pyx_t_5numpy_int64_t __pyx_v_num_cells, int __pyx_v_domain_id); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_13oct_container_15OctreeContainer_23save_octree(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_13oct_container_15OctreeContainer_25selector_fill(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_self, struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_selector, PyArrayObject *__pyx_v_source, PyArrayObject *__pyx_v_dest, __pyx_t_5numpy_int64_t __pyx_v_offset, int __pyx_v_dims, int __pyx_v_domain_id); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_13oct_container_15OctreeContainer_27domain_ind(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_self, PyObject *__pyx_v_selector, int __pyx_v_domain_id); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_13oct_container_15OctreeContainer_29add(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_self, int __pyx_v_curdom, int __pyx_v_curlevel, PyArrayObject *__pyx_v_pos, int __pyx_v_skip_boundary, int __pyx_v_count_boundary); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_13oct_container_15OctreeContainer_31allocate_domains(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_self, PyObject *__pyx_v_domain_counts); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_13oct_container_15OctreeContainer_33file_index_octs(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_self, struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_selector, int __pyx_v_domain_id, PyObject *__pyx_v_num_cells); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_13oct_container_15OctreeContainer_35domain_count(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_self, struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_selector); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_13oct_container_15OctreeContainer_37fill_level(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_self, int __pyx_v_level, PyArrayObject *__pyx_v_levels, PyArrayObject *__pyx_v_cell_inds, PyArrayObject *__pyx_v_file_inds, PyObject *__pyx_v_dest_fields, PyObject *__pyx_v_source_fields, __pyx_t_5numpy_int64_t __pyx_v_offset); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_13oct_container_15OctreeContainer_39finalize(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_13oct_container_15OctreeContainer_5nocts___get__(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_self); /* proto */
static int __pyx_pf_2yt_8geometry_13oct_container_15OctreeContainer_5nocts_2__set__(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_self, PyObject *__pyx_v_value); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_13oct_container_15OctreeContainer_11num_domains___get__(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_self); /* proto */
static int __pyx_pf_2yt_8geometry_13oct_container_15OctreeContainer_11num_domains_2__set__(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_self, PyObject *__pyx_v_value); /* proto */
static int __pyx_pf_2yt_8geometry_13oct_container_21SparseOctreeContainer___init__(struct __pyx_obj_2yt_8geometry_13oct_container_SparseOctreeContainer *__pyx_v_self, PyObject *__pyx_v_domain_dimensions, PyObject *__pyx_v_domain_left_edge, PyObject *__pyx_v_domain_right_edge, PyObject *__pyx_v_over_refine); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_13oct_container_21SparseOctreeContainer_2load_octree(CYTHON_UNUSED PyTypeObject *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v_header); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_13oct_container_21SparseOctreeContainer_4save_octree(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_13oct_container_SparseOctreeContainer *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_13oct_container_21SparseOctreeContainer_6allocate_domains(struct __pyx_obj_2yt_8geometry_13oct_container_SparseOctreeContainer *__pyx_v_self, PyObject *__pyx_v_domain_counts, int __pyx_v_root_nodes); /* proto */
static void __pyx_pf_2yt_8geometry_13oct_container_21SparseOctreeContainer_8__dealloc__(struct __pyx_obj_2yt_8geometry_13oct_container_SparseOctreeContainer *__pyx_v_self); /* proto */
static int __pyx_pf_2yt_8geometry_13oct_container_18ARTOctreeContainer___init__(struct __pyx_obj_2yt_8geometry_13oct_container_ARTOctreeContainer *__pyx_v_self, PyObject *__pyx_v_oct_domain_dimensions, PyObject *__pyx_v_domain_left_edge, PyObject *__pyx_v_domain_right_edge, PyObject *__pyx_v_partial_coverage, PyObject *__pyx_v_over_refine); /* proto */
static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, Py_buffer *__pyx_v_info, int __pyx_v_flags); /* proto */
static void __pyx_pf_5numpy_7ndarray_2__releasebuffer__(PyArrayObject *__pyx_v_self, Py_buffer *__pyx_v_info); /* proto */
static PyObject *__pyx_tp_new_2yt_8geometry_13oct_container_OctreeContainer(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_2yt_8geometry_13oct_container_SparseOctreeContainer(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_2yt_8geometry_13oct_container_RAMSESOctreeContainer(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_2yt_8geometry_13oct_container_ARTOctreeContainer(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_2yt_8geometry_13oct_container___pyx_scope_struct____iter__(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_int_0;
static PyObject *__pyx_int_1;
static PyObject *__pyx_int_3;
static PyObject *__pyx_int_neg_1;
static PyObject *__pyx_tuple_;
static PyObject *__pyx_slice__3;
static PyObject *__pyx_slice__4;
static PyObject *__pyx_slice__5;
static PyObject *__pyx_tuple__2;
static PyObject *__pyx_tuple__6;
static PyObject *__pyx_tuple__7;
static PyObject *__pyx_tuple__8;
static PyObject *__pyx_tuple__9;
static PyObject *__pyx_tuple__10;
static PyObject *__pyx_tuple__11;
static PyObject *__pyx_tuple__12;
static PyObject *__pyx_tuple__13;
static PyObject *__pyx_tuple__14;
static PyObject *__pyx_tuple__15;
static PyObject *__pyx_tuple__16;

/* "yt/geometry/oct_container.pyx":31
 *     void *alloca(int)
 * 
 * cdef OctAllocationContainer *allocate_octs(             # <<<<<<<<<<<<<<
 *         int n_octs, OctAllocationContainer *prev):
 *     cdef OctAllocationContainer *n_cont
 */

static struct __pyx_t_2yt_8geometry_13oct_container_OctAllocationContainer *__pyx_f_2yt_8geometry_13oct_container_allocate_octs(int __pyx_v_n_octs, struct __pyx_t_2yt_8geometry_13oct_container_OctAllocationContainer *__pyx_v_prev) {
  struct __pyx_t_2yt_8geometry_13oct_container_OctAllocationContainer *__pyx_v_n_cont;
  struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *__pyx_v_oct;
  int __pyx_v_n;
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  __Pyx_RefNannyDeclarations
  __pyx_t_5numpy_int64_t __pyx_t_1;
  struct __pyx_t_2yt_8geometry_13oct_container_OctList *__pyx_t_2;
  int __pyx_t_3;
  int __pyx_t_4;
  int __pyx_t_5;
  long __pyx_t_6;
  __pyx_t_5numpy_int64_t __pyx_t_7;
  __pyx_t_5numpy_int64_t __pyx_t_8;
  __pyx_t_5numpy_int64_t __pyx_t_9;
  __pyx_t_5numpy_int64_t __pyx_t_10;
  int __pyx_t_11;
  struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *__pyx_t_12;
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  /* "yt/geometry/oct_container.pyx":346
 *                          bint periodicity[3]):
 *         cdef Oct* candidate
 *         nn = 0             # <<<<<<<<<<<<<<
 *         # We are going to do a brute-force search here.
 *         # This is not the most efficient -- in fact, it's relatively bad.  But
 */
  __pyx_v_nn = 0;

  /* "yt/geometry/oct_container.pyx":353
 *         # Note that in the first iteration, we will just find the up-to-27
 *         # neighbors, including the main oct.
 *         cdef np.int64_t i, j, k, n, level, ii, nfound = 0, dlevel             # <<<<<<<<<<<<<<
 *         cdef int ind[3]
 *         cdef OctList *olist
 */
  __pyx_v_nfound = 0;

  /* "yt/geometry/oct_container.pyx":357
 *         cdef OctList *olist
 *         cdef OctList *my_list
 *         my_list = olist = NULL             # <<<<<<<<<<<<<<
 *         cdef Oct *cand
 *         cdef np.int64_t npos[3]
 */
  __pyx_v_my_list = NULL;
  __pyx_v_olist = NULL;

  /* "yt/geometry/oct_container.pyx":364
 *         # if need be.
 *         # ndim is the oct dimensions of the level, not the cell dimensions.
 *         for i in range(3):             # <<<<<<<<<<<<<<
 *             ndim[i] = <np.int64_t> ((self.DRE[i] - self.DLE[i]) / oi.dds[i])
 *             # Here we adjust for oi.dds meaning *cell* width.
 */
  for (__pyx_t_1 = 0; __pyx_t_1 < 3; __pyx_t_1+=1) {
    __pyx_v_i = __pyx_t_1;

    /* "yt/geometry/oct_container.pyx":365
 *         # ndim is the oct dimensions of the level, not the cell dimensions.
 *         for i in range(3):
 *             ndim[i] = <np.int64_t> ((self.DRE[i] - self.DLE[i]) / oi.dds[i])             # <<<<<<<<<<<<<<
 *             # Here we adjust for oi.dds meaning *cell* width.
 *             ndim[i] = (ndim[i] >> self.oref)
 */
    (__pyx_v_ndim[__pyx_v_i]) = ((__pyx_t_5numpy_int64_t)(((__pyx_v_self->DRE[__pyx_v_i]) - (__pyx_v_self->DLE[__pyx_v_i])) / (__pyx_v_oi->dds[__pyx_v_i])));

    /* "yt/geometry/oct_container.pyx":367
 *             ndim[i] = <np.int64_t> ((self.DRE[i] - self.DLE[i]) / oi.dds[i])
 *             # Here we adjust for oi.dds meaning *cell* width.
 *             ndim[i] = (ndim[i] >> self.oref)             # <<<<<<<<<<<<<<
 *         my_list = olist = OctList_append(NULL, o)
 *         for i in range(3):
 */
    (__pyx_v_ndim[__pyx_v_i]) = ((__pyx_v_ndim[__pyx_v_i]) >> __pyx_v_self->oref);
  }

  /* "yt/geometry/oct_container.pyx":368
 *             # Here we adjust for oi.dds meaning *cell* width.
 *             ndim[i] = (ndim[i] >> self.oref)
 *         my_list = olist = OctList_append(NULL, o)             # <<<<<<<<<<<<<<
 *         for i in range(3):
 *             npos[0] = (oi.ipos[0] + (1 - i))
 */
  __pyx_t_2 = __pyx_f_2yt_8geometry_13oct_container_OctList_append(NULL, __pyx_v_o);
  __pyx_v_my_list = __pyx_t_2;
  __pyx_v_olist = __pyx_t_2;

  /* "yt/geometry/oct_container.pyx":369
 *             ndim[i] = (ndim[i] >> self.oref)
 *         my_list = olist = OctList_append(NULL, o)
 *         for i in range(3):             # <<<<<<<<<<<<<<
 *             npos[0] = (oi.ipos[0] + (1 - i))
 *             if not periodicity[0] and not \
 */
  for (__pyx_t_1 = 0; __pyx_t_1 < 3; __pyx_t_1+=1) {
    __pyx_v_i = __pyx_t_1;

    /* "yt/geometry/oct_container.pyx":370
 *         my_list = olist = OctList_append(NULL, o)
 *         for i in range(3):
 *             npos[0] = (oi.ipos[0] + (1 - i))             # <<<<<<<<<<<<<<
 *             if not periodicity[0] and not \
 *                (0 <= npos[0] < ndim[0]):
 */
    (__pyx_v_npos[0]) = ((__pyx_v_oi->ipos[0]) + (1 - __pyx_v_i));

    /* "yt/geometry/oct_container.pyx":371
 *         for i in range(3):
 *             npos[0] = (oi.ipos[0] + (1 - i))
 *             if not periodicity[0] and not \             # <<<<<<<<<<<<<<
 *                (0 <= npos[0] < ndim[0]):
 *                 continue
 */
    __pyx_t_4 = ((!((__pyx_v_periodicity[0]) != 0)) != 0);
    if (__pyx_t_4) {
    } else {
      __pyx_t_3 = __pyx_t_4;
      goto __pyx_L8_bool_binop_done;
    }

    /* "yt/geometry/oct_container.pyx":372
 *             npos[0] = (oi.ipos[0] + (1 - i))
 *             if not periodicity[0] and not \
 *                (0 <= npos[0] < ndim[0]):             # <<<<<<<<<<<<<<
 *                 continue
 *             elif npos[0] < 0: npos[0] += ndim[0]
 */
    __pyx_t_4 = (0 <= (__pyx_v_npos[0]));
    if (__pyx_t_4) {
      __pyx_t_4 = ((__pyx_v_npos[0]) < (__pyx_v_ndim[0]));
    }

    /* "yt/geometry/oct_container.pyx":371
 *         for i in range(3):
 *             npos[0] = (oi.ipos[0] + (1 - i))
 *             if not periodicity[0] and not \             # <<<<<<<<<<<<<<
 *                (0 <= npos[0] < ndim[0]):
 *                 continue
 */
    __pyx_t_5 = ((!(__pyx_t_4 != 0)) != 0);
    __pyx_t_3 = __pyx_t_5;
    __pyx_L8_bool_binop_done:;
    if (__pyx_t_3) {

      /* "yt/geometry/oct_container.pyx":373
 *             if not periodicity[0] and not \
 *                (0 <= npos[0] < ndim[0]):
 *                 continue             # <<<<<<<<<<<<<<
 *             elif npos[0] < 0: npos[0] += ndim[0]
 *             elif npos[0] >= ndim[0]: npos[0] -= ndim[0]
 */
      goto __pyx_L5_continue;

      /* "yt/geometry/oct_container.pyx":371
 *         for i in range(3):
 *             npos[0] = (oi.ipos[0] + (1 - i))
 *             if not periodicity[0] and not \             # <<<<<<<<<<<<<<
 *                (0 <= npos[0] < ndim[0]):
 *                 continue
 */
    }

    /* "yt/geometry/oct_container.pyx":374
 *                (0 <= npos[0] < ndim[0]):
 *                 continue
 *             elif npos[0] < 0: npos[0] += ndim[0]             # <<<<<<<<<<<<<<
 *             elif npos[0] >= ndim[0]: npos[0] -= ndim[0]
 *             for j in range(3):
 */
    __pyx_t_3 = (((__pyx_v_npos[0]) < 0) != 0);
    if (__pyx_t_3) {
      __pyx_t_6 = 0;
      (__pyx_v_npos[__pyx_t_6]) = ((__pyx_v_npos[__pyx_t_6]) + (__pyx_v_ndim[0]));
      goto __pyx_L7;
    }

    /* "yt/geometry/oct_container.pyx":375
 *                 continue
 *             elif npos[0] < 0: npos[0] += ndim[0]
 *             elif npos[0] >= ndim[0]: npos[0] -= ndim[0]             # <<<<<<<<<<<<<<
 *             for j in range(3):
 *                 npos[1] = (oi.ipos[1] + (1 - j))
 */
    __pyx_t_3 = (((__pyx_v_npos[0]) >= (__pyx_v_ndim[0])) != 0);
    if (__pyx_t_3) {
      __pyx_t_6 = 0;
      (__pyx_v_npos[__pyx_t_6]) = ((__pyx_v_npos[__pyx_t_6]) - (__pyx_v_ndim[0]));
    }
    __pyx_L7:;

    /* "yt/geometry/oct_container.pyx":376
 *             elif npos[0] < 0: npos[0] += ndim[0]
 *             elif npos[0] >= ndim[0]: npos[0] -= ndim[0]
 *             for j in range(3):             # <<<<<<<<<<<<<<
 *                 npos[1] = (oi.ipos[1] + (1 - j))
 *                 if not periodicity[1] and not \
 */
    for (__pyx_t_7 = 0; __pyx_t_7 < 3; __pyx_t_7+=1) {
      __pyx_v_j = __pyx_t_7;

      /* "yt/geometry/oct_container.pyx":377
 *             elif npos[0] >= ndim[0]: npos[0] -= ndim[0]
 *             for j in range(3):
 *                 npos[1] = (oi.ipos[1] + (1 - j))             # <<<<<<<<<<<<<<
 *                 if not periodicity[1] and not \
 *                    (0 <= npos[1] < ndim[1]):
 */
      (__pyx_v_npos[1]) = ((__pyx_v_oi->ipos[1]) + (1 - __pyx_v_j));

      /* "yt/geometry/oct_container.pyx":378
 *             for j in range(3):
 *                 npos[1] = (oi.ipos[1] + (1 - j))
 *                 if not periodicity[1] and not \             # <<<<<<<<<<<<<<
 *                    (0 <= npos[1] < ndim[1]):
 *                     continue
 */
      __pyx_t_5 = ((!((__pyx_v_periodicity[1]) != 0)) != 0);
      if (__pyx_t_5) {
      } else {
        __pyx_t_3 = __pyx_t_5;
        goto __pyx_L13_bool_binop_done;
      }

      /* "yt/geometry/oct_container.pyx":379
 *                 npos[1] = (oi.ipos[1] + (1 - j))
 *                 if not periodicity[1] and not \
 *                    (0 <= npos[1] < ndim[1]):             # <<<<<<<<<<<<<<
 *                     continue
 *                 elif npos[1] < 0: npos[1] += ndim[1]
 */
      __pyx_t_5 = (0 <= (__pyx_v_npos[1]));
      if (__pyx_t_5) {
        __pyx_t_5 = ((__pyx_v_npos[1]) < (__pyx_v_ndim[1]));
      }

      /* "yt/geometry/oct_container.pyx":378
 *             for j in range(3):
 *                 npos[1] = (oi.ipos[1] + (1 - j))
 *                 if not periodicity[1] and not \             # <<<<<<<<<<<<<<
 *                    (0 <= npos[1] < ndim[1]):
 *                     continue
 */
      __pyx_t_4 = ((!(__pyx_t_5 != 0)) != 0);
      __pyx_t_3 = __pyx_t_4;
      __pyx_L13_bool_binop_done:;
      if (__pyx_t_3) {

        /* "yt/geometry/oct_container.pyx":380
 *                 if not periodicity[1] and not \
 *                    (0 <= npos[1] < ndim[1]):
 *                     continue             # <<<<<<<<<<<<<<
 *                 elif npos[1] < 0: npos[1] += ndim[1]
 *                 elif npos[1] >= ndim[1]: npos[1] -= ndim[1]
 */
        goto __pyx_L10_continue;

        /* "yt/geometry/oct_container.pyx":378
 *             for j in range(3):
 *                 npos[1] = (oi.ipos[1] + (1 - j))
 *                 if not periodicity[1] and not \             # <<<<<<<<<<<<<<
 *                    (0 <= npos[1] < ndim[1]):
 *                     continue
 */
      }

      /* "yt/geometry/oct_container.pyx":381
 *                    (0 <= npos[1] < ndim[1]):
 *                     continue
 *                 elif npos[1] < 0: npos[1] += ndim[1]             # <<<<<<<<<<<<<<
 *                 elif npos[1] >= ndim[1]: npos[1] -= ndim[1]
 *                 for k in range(3):
 */
      __pyx_t_3 = (((__pyx_v_npos[1]) < 0) != 0);
      if (__pyx_t_3) {
        __pyx_t_6 = 1;
        (__pyx_v_npos[__pyx_t_6]) = ((__pyx_v_npos[__pyx_t_6]) + (__pyx_v_ndim[1]));
        goto __pyx_L12;
      }

      /* "yt/geometry/oct_container.pyx":382
 *                     continue
 *                 elif npos[1] < 0: npos[1] += ndim[1]
 *                 elif npos[1] >= ndim[1]: npos[1] -= ndim[1]             # <<<<<<<<<<<<<<
 *                 for k in range(3):
 *                     npos[2] = (oi.ipos[2] + (1 - k))
 */
      __pyx_t_3 = (((__pyx_v_npos[1]) >= (__pyx_v_ndim[1])) != 0);
      if (__pyx_t_3) {
        __pyx_t_6 = 1;
        (__pyx_v_npos[__pyx_t_6]) = ((__pyx_v_npos[__pyx_t_6]) - (__pyx_v_ndim[1]));
      }
      __pyx_L12:;

      /* "yt/geometry/oct_container.pyx":383
 *                 elif npos[1] < 0: npos[1] += ndim[1]
 *                 elif npos[1] >= ndim[1]: npos[1] -= ndim[1]
 *                 for k in range(3):             # <<<<<<<<<<<<<<
 *                     npos[2] = (oi.ipos[2] + (1 - k))
 *                     if not periodicity[2] and not \
 */
      for (__pyx_t_8 = 0; __pyx_t_8 < 3; __pyx_t_8+=1) {
        __pyx_v_k = __pyx_t_8;

        /* "yt/geometry/oct_container.pyx":384
 *                 elif npos[1] >= ndim[1]: npos[1] -= ndim[1]
 *                 for k in range(3):
 *                     npos[2] = (oi.ipos[2] + (1 - k))             # <<<<<<<<<<<<<<
 *                     if not periodicity[2] and not \
 *                        (0 <= npos[2] < ndim[2]):
 */
        (__pyx_v_npos[2]) = ((__pyx_v_oi->ipos[2]) + (1 - __pyx_v_k));

        /* "yt/geometry/oct_container.pyx":385
 *                 for k in range(3):
 *                     npos[2] = (oi.ipos[2] + (1 - k))
 *                     if not periodicity[2] and not \             # <<<<<<<<<<<<<<
 *                        (0 <= npos[2] < ndim[2]):
 *                         continue
 */
        __pyx_t_4 = ((!((__pyx_v_periodicity[2]) != 0)) != 0);
        if (__pyx_t_4) {
        } else {
          __pyx_t_3 = __pyx_t_4;
          goto __pyx_L18_bool_binop_done;
        }

        /* "yt/geometry/oct_container.pyx":386
 *                     npos[2] = (oi.ipos[2] + (1 - k))
 *                     if not periodicity[2] and not \
 *                        (0 <= npos[2] < ndim[2]):             # <<<<<<<<<<<<<<
 *                         continue
 *                     if npos[2] < 0: npos[2] += ndim[2]
 */
        __pyx_t_4 = (0 <= (__pyx_v_npos[2]));
        if (__pyx_t_4) {
          __pyx_t_4 = ((__pyx_v_npos[2]) < (__pyx_v_ndim[2]));
        }

        /* "yt/geometry/oct_container.pyx":385
 *                 for k in range(3):
 *                     npos[2] = (oi.ipos[2] + (1 - k))
 *                     if not periodicity[2] and not \             # <<<<<<<<<<<<<<
 *                        (0 <= npos[2] < ndim[2]):
 *                         continue
 */
        __pyx_t_5 = ((!(__pyx_t_4 != 0)) != 0);
        __pyx_t_3 = __pyx_t_5;
        __pyx_L18_bool_binop_done:;
        if (__pyx_t_3) {

          /* "yt/geometry/oct_container.pyx":387
 *                     if not periodicity[2] and not \
 *                        (0 <= npos[2] < ndim[2]):
 *                         continue             # <<<<<<<<<<<<<<
 *                     if npos[2] < 0: npos[2] += ndim[2]
 *                     if npos[2] >= ndim[2]: npos[2] -= ndim[2]
 */
          goto __pyx_L15_continue;

          /* "yt/geometry/oct_container.pyx":385
 *                 for k in range(3):
 *                     npos[2] = (oi.ipos[2] + (1 - k))
 *                     if not periodicity[2] and not \             # <<<<<<<<<<<<<<
 *                        (0 <= npos[2] < ndim[2]):
 *                         continue
 */
        }

        /* "yt/geometry/oct_container.pyx":388
 *                        (0 <= npos[2] < ndim[2]):
 *                         continue
 *                     if npos[2] < 0: npos[2] += ndim[2]             # <<<<<<<<<<<<<<
 *                     if npos[2] >= ndim[2]: npos[2] -= ndim[2]
 *                     # Now we have our npos, which we just need to find.
 */
        __pyx_t_3 = (((__pyx_v_npos[2]) < 0) != 0);
        if (__pyx_t_3) {
          __pyx_t_6 = 2;
          (__pyx_v_npos[__pyx_t_6]) = ((__pyx_v_npos[__pyx_t_6]) + (__pyx_v_ndim[2]));
        }

        /* "yt/geometry/oct_container.pyx":389
 *                         continue
 *                     if npos[2] < 0: npos[2] += ndim[2]
 *                     if npos[2] >= ndim[2]: npos[2] -= ndim[2]             # <<<<<<<<<<<<<<
 *                     # Now we have our npos, which we just need to find.
 *                     # Level 0 gets bootstrapped
 */
        __pyx_t_3 = (((__pyx_v_npos[2]) >= (__pyx_v_ndim[2])) != 0);
        if (__pyx_t_3) {
          __pyx_t_6 = 2;
          (__pyx_v_npos[__pyx_t_6]) = ((__pyx_v_npos[__pyx_t_6]) - (__pyx_v_ndim[2]));
        }

        /* "yt/geometry/oct_container.pyx":392
 *                     # Now we have our npos, which we just need to find.
 *                     # Level 0 gets bootstrapped
 *                     for n in range(3):             # <<<<<<<<<<<<<<
 *                         ind[n] = ((npos[n] >> (oi.level)) & 1)
 *                     cand = NULL
 */
        for (__pyx_t_9 = 0; __pyx_t_9 < 3; __pyx_t_9+=1) {
          __pyx_v_n = __pyx_t_9;

          /* "yt/geometry/oct_container.pyx":393
 *                     # Level 0 gets bootstrapped
 *                     for n in range(3):
 *                         ind[n] = ((npos[n] >> (oi.level)) & 1)             # <<<<<<<<<<<<<<
 *                     cand = NULL
 *                     self.get_root(ind, &cand)
 */
          (__pyx_v_ind[__pyx_v_n]) = (((__pyx_v_npos[__pyx_v_n]) >> __pyx_v_oi->level) & 1);
        }

        /* "yt/geometry/oct_container.pyx":394
 *                     for n in range(3):
 *                         ind[n] = ((npos[n] >> (oi.level)) & 1)
 *                     cand = NULL             # <<<<<<<<<<<<<<
 *                     self.get_root(ind, &cand)
 *                     # We should not get a NULL if we handle periodicity
 */
        __pyx_v_cand = NULL;

        /* "yt/geometry/oct_container.pyx":395
 *                         ind[n] = ((npos[n] >> (oi.level)) & 1)
 *                     cand = NULL
 *                     self.get_root(ind, &cand)             # <<<<<<<<<<<<<<
 *                     # We should not get a NULL if we handle periodicity
 *                     # correctly, but we might.
 */
        ((struct __pyx_vtabstruct_2yt_8geometry_13oct_container_OctreeContainer *)__pyx_v_self->__pyx_vtab)->get_root(__pyx_v_self, __pyx_v_ind, (&__pyx_v_cand));

        /* "yt/geometry/oct_container.pyx":398
 *                     # We should not get a NULL if we handle periodicity
 *                     # correctly, but we might.
 *                     if cand == NULL: continue             # <<<<<<<<<<<<<<
 *                     for level in range(1, oi.level+1):
 *                         dlevel = oi.level - level
 */
        __pyx_t_3 = ((__pyx_v_cand == NULL) != 0);
        if (__pyx_t_3) {
          goto __pyx_L15_continue;
        }

        /* "yt/geometry/oct_container.pyx":399
 *                     # correctly, but we might.
 *                     if cand == NULL: continue
 *                     for level in range(1, oi.level+1):             # <<<<<<<<<<<<<<
 *                         dlevel = oi.level - level
 *                         if cand.children == NULL: break
 */
        __pyx_t_6 = (__pyx_v_oi->level + 1);
        for (__pyx_t_9 = 1; __pyx_t_9 < __pyx_t_6; __pyx_t_9+=1) {
          __pyx_v_level = __pyx_t_9;

          /* "yt/geometry/oct_container.pyx":400
 *                     if cand == NULL: continue
 *                     for level in range(1, oi.level+1):
 *                         dlevel = oi.level - level             # <<<<<<<<<<<<<<
 *                         if cand.children == NULL: break
 *                         for n in range(3):
 */
          __pyx_v_dlevel = (__pyx_v_oi->level - __pyx_v_level);

          /* "yt/geometry/oct_container.pyx":401
 *                     for level in range(1, oi.level+1):
 *                         dlevel = oi.level - level
 *                         if cand.children == NULL: break             # <<<<<<<<<<<<<<
 *                         for n in range(3):
 *                             ind[n] = (npos[n] >> dlevel) & 1
 */
          __pyx_t_3 = ((__pyx_v_cand->children == NULL) != 0);
          if (__pyx_t_3) {
            goto __pyx_L26_break;
          }

          /* "yt/geometry/oct_container.pyx":402
 *                         dlevel = oi.level - level
 *                         if cand.children == NULL: break
 *                         for n in range(3):             # <<<<<<<<<<<<<<
 *                             ind[n] = (npos[n] >> dlevel) & 1
 *                         ii = cind(ind[0],ind[1],ind[2])
 */
          for (__pyx_t_10 = 0; __pyx_t_10 < 3; __pyx_t_10+=1) {
            __pyx_v_n = __pyx_t_10;

            /* "yt/geometry/oct_container.pyx":403
 *                         if cand.children == NULL: break
 *                         for n in range(3):
 *                             ind[n] = (npos[n] >> dlevel) & 1             # <<<<<<<<<<<<<<
 *                         ii = cind(ind[0],ind[1],ind[2])
 *                         if cand.children[ii] == NULL: break
 */
            (__pyx_v_ind[__pyx_v_n]) = (((__pyx_v_npos[__pyx_v_n]) >> __pyx_v_dlevel) & 1);
          }

          /* "yt/geometry/oct_container.pyx":404
 *                         for n in range(3):
 *                             ind[n] = (npos[n] >> dlevel) & 1
 *                         ii = cind(ind[0],ind[1],ind[2])             # <<<<<<<<<<<<<<
 *                         if cand.children[ii] == NULL: break
 *                         cand = cand.children[ii]
 */
          __pyx_v_ii = __pyx_f_2yt_8geometry_12oct_visitors_cind((__pyx_v_ind[0]), (__pyx_v_ind[1]), (__pyx_v_ind[2]));

          /* "yt/geometry/oct_container.pyx":405
 *                             ind[n] = (npos[n] >> dlevel) & 1
 *                         ii = cind(ind[0],ind[1],ind[2])
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/* "fp_utils.pxd":31
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/* "fp_utils.pxd":35
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      if (unlikely(PyDict_SetItemString(modules, "yt.geometry.oct_container", __pyx_m) < 0)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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  /*--- Function export code ---*/
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  __pyx_vtable_2yt_8geometry_13oct_container_OctreeContainer.neighbors = (struct __pyx_t_2yt_8geometry_12oct_visitors_Oct **(*)(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *, struct __pyx_t_2yt_8geometry_13oct_container_OctInfo *, __pyx_t_5numpy_int64_t *, struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *, int *))__pyx_f_2yt_8geometry_13oct_container_15OctreeContainer_neighbors;
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  __pyx_vtable_2yt_8geometry_13oct_container_OctreeContainer.visit_all_octs = (void (*)(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *, struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function *, struct __pyx_t_2yt_8geometry_12oct_visitors_OctVisitorData *, struct __pyx_opt_args_2yt_8geometry_13oct_container_15OctreeContainer_visit_all_octs *__pyx_optional_args))__pyx_f_2yt_8geometry_13oct_container_15OctreeContainer_visit_all_octs;
  __pyx_vtable_2yt_8geometry_13oct_container_OctreeContainer.next_root = (struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *(*)(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *, int, int *))__pyx_f_2yt_8geometry_13oct_container_15OctreeContainer_next_root;
  __pyx_vtable_2yt_8geometry_13oct_container_OctreeContainer.next_child = (struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *(*)(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *, int, int *, struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *))__pyx_f_2yt_8geometry_13oct_container_15OctreeContainer_next_child;
  __pyx_vtable_2yt_8geometry_13oct_container_OctreeContainer.setup_data = (void (*)(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *, struct __pyx_t_2yt_8geometry_12oct_visitors_OctVisitorData *, struct __pyx_opt_args_2yt_8geometry_13oct_container_15OctreeContainer_setup_data *__pyx_optional_args))__pyx_f_2yt_8geometry_13oct_container_15OctreeContainer_setup_data;
  __pyx_vtable_2yt_8geometry_13oct_container_OctreeContainer.append_domain = (void (*)(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *, __pyx_t_5numpy_int64_t))__pyx_f_2yt_8geometry_13oct_container_15OctreeContainer_append_domain;
  if (PyType_Ready(&__pyx_type_2yt_8geometry_13oct_container_OctreeContainer) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 80; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_type_2yt_8geometry_13oct_container_OctreeContainer.tp_print = 0;
  if (__Pyx_SetVtable(__pyx_type_2yt_8geometry_13oct_container_OctreeContainer.tp_dict, __pyx_vtabptr_2yt_8geometry_13oct_container_OctreeContainer) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 80; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  if (PyObject_SetAttrString(__pyx_m, "OctreeContainer", (PyObject *)&__pyx_type_2yt_8geometry_13oct_container_OctreeContainer) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 80; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_ptype_2yt_8geometry_13oct_container_OctreeContainer = &__pyx_type_2yt_8geometry_13oct_container_OctreeContainer;
  __pyx_vtabptr_2yt_8geometry_13oct_container_SparseOctreeContainer = &__pyx_vtable_2yt_8geometry_13oct_container_SparseOctreeContainer;
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  __pyx_vtable_2yt_8geometry_13oct_container_SparseOctreeContainer.__pyx_base.get_root = (int (*)(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *, int *, struct __pyx_t_2yt_8geometry_12oct_visitors_Oct **))__pyx_f_2yt_8geometry_13oct_container_21SparseOctreeContainer_get_root;
  __pyx_vtable_2yt_8geometry_13oct_container_SparseOctreeContainer.__pyx_base.get_domain_offset = (__pyx_t_5numpy_int64_t (*)(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *, int))__pyx_f_2yt_8geometry_13oct_container_21SparseOctreeContainer_get_domain_offset;
  __pyx_vtable_2yt_8geometry_13oct_container_SparseOctreeContainer.__pyx_base.visit_all_octs = (void (*)(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *, struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function *, struct __pyx_t_2yt_8geometry_12oct_visitors_OctVisitorData *, struct __pyx_opt_args_2yt_8geometry_13oct_container_15OctreeContainer_visit_all_octs *__pyx_optional_args))__pyx_f_2yt_8geometry_13oct_container_21SparseOctreeContainer_visit_all_octs;
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  if (PyType_Ready(&__pyx_type_2yt_8geometry_13oct_container_SparseOctreeContainer) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 792; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_type_2yt_8geometry_13oct_container_SparseOctreeContainer.tp_print = 0;
  if (__Pyx_SetVtable(__pyx_type_2yt_8geometry_13oct_container_SparseOctreeContainer.tp_dict, __pyx_vtabptr_2yt_8geometry_13oct_container_SparseOctreeContainer) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 792; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  if (PyObject_SetAttrString(__pyx_m, "SparseOctreeContainer", (PyObject *)&__pyx_type_2yt_8geometry_13oct_container_SparseOctreeContainer) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 792; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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  __pyx_type_2yt_8geometry_13oct_container_RAMSESOctreeContainer.tp_base = __pyx_ptype_2yt_8geometry_13oct_container_SparseOctreeContainer;
  if (PyType_Ready(&__pyx_type_2yt_8geometry_13oct_container_RAMSESOctreeContainer) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 925; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_type_2yt_8geometry_13oct_container_RAMSESOctreeContainer.tp_print = 0;
  if (__Pyx_SetVtable(__pyx_type_2yt_8geometry_13oct_container_RAMSESOctreeContainer.tp_dict, __pyx_vtabptr_2yt_8geometry_13oct_container_RAMSESOctreeContainer) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 925; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  if (PyObject_SetAttrString(__pyx_m, "RAMSESOctreeContainer", (PyObject *)&__pyx_type_2yt_8geometry_13oct_container_RAMSESOctreeContainer) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 925; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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  __pyx_type_2yt_8geometry_13oct_container_ARTOctreeContainer.tp_base = __pyx_ptype_2yt_8geometry_13oct_container_OctreeContainer;
  if (PyType_Ready(&__pyx_type_2yt_8geometry_13oct_container_ARTOctreeContainer) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 928; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_type_2yt_8geometry_13oct_container_ARTOctreeContainer.tp_print = 0;
  if (__Pyx_SetVtable(__pyx_type_2yt_8geometry_13oct_container_ARTOctreeContainer.tp_dict, __pyx_vtabptr_2yt_8geometry_13oct_container_ARTOctreeContainer) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 928; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  if (PyObject_SetAttrString(__pyx_m, "ARTOctreeContainer", (PyObject *)&__pyx_type_2yt_8geometry_13oct_container_ARTOctreeContainer) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 928; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_ptype_2yt_8geometry_13oct_container_ARTOctreeContainer = &__pyx_type_2yt_8geometry_13oct_container_ARTOctreeContainer;
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  __pyx_type_2yt_8geometry_13oct_container___pyx_scope_struct____iter__.tp_print = 0;
  __pyx_ptype_2yt_8geometry_13oct_container___pyx_scope_struct____iter__ = &__pyx_type_2yt_8geometry_13oct_container___pyx_scope_struct____iter__;
  /*--- Type import code ---*/
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  #if CYTHON_COMPILING_IN_PYPY
  sizeof(PyTypeObject),
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  sizeof(PyHeapTypeObject),
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  0); if (unlikely(!__pyx_ptype_7cpython_4type_type)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 9; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_ptype_5numpy_dtype = __Pyx_ImportType("numpy", "dtype", sizeof(PyArray_Descr), 0); if (unlikely(!__pyx_ptype_5numpy_dtype)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 155; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_ptype_5numpy_flatiter = __Pyx_ImportType("numpy", "flatiter", sizeof(PyArrayIterObject), 0); if (unlikely(!__pyx_ptype_5numpy_flatiter)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 168; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_ptype_5numpy_broadcast = __Pyx_ImportType("numpy", "broadcast", sizeof(PyArrayMultiIterObject), 0); if (unlikely(!__pyx_ptype_5numpy_broadcast)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 172; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_ptype_5numpy_ndarray = __Pyx_ImportType("numpy", "ndarray", sizeof(PyArrayObject), 0); if (unlikely(!__pyx_ptype_5numpy_ndarray)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 181; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_ptype_5numpy_ufunc = __Pyx_ImportType("numpy", "ufunc", sizeof(PyUFuncObject), 0); if (unlikely(!__pyx_ptype_5numpy_ufunc)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 861; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject = __Pyx_ImportType("yt.geometry.selection_routines", "SelectorObject", sizeof(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject), 1); if (unlikely(!__pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 34; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_vtabptr_2yt_8geometry_18selection_routines_SelectorObject = (struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject*)__Pyx_GetVtable(__pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject->tp_dict); if (unlikely(!__pyx_vtabptr_2yt_8geometry_18selection_routines_SelectorObject)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 34; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_ptype_2yt_8geometry_18selection_routines_AlwaysSelector = __Pyx_ImportType("yt.geometry.selection_routines", "AlwaysSelector", sizeof(struct __pyx_obj_2yt_8geometry_18selection_routines_AlwaysSelector), 1); if (unlikely(!__pyx_ptype_2yt_8geometry_18selection_routines_AlwaysSelector)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 71; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_vtabptr_2yt_8geometry_18selection_routines_AlwaysSelector = (struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_AlwaysSelector*)__Pyx_GetVtable(__pyx_ptype_2yt_8geometry_18selection_routines_AlwaysSelector->tp_dict); if (unlikely(!__pyx_vtabptr_2yt_8geometry_18selection_routines_AlwaysSelector)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 71; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_ptype_2yt_8geometry_18selection_routines_OctreeSubsetSelector = __Pyx_ImportType("yt.geometry.selection_routines", "OctreeSubsetSelector", sizeof(struct __pyx_obj_2yt_8geometry_18selection_routines_OctreeSubsetSelector), 1); if (unlikely(!__pyx_ptype_2yt_8geometry_18selection_routines_OctreeSubsetSelector)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 74; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_vtabptr_2yt_8geometry_18selection_routines_OctreeSubsetSelector = (struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_OctreeSubsetSelector*)__Pyx_GetVtable(__pyx_ptype_2yt_8geometry_18selection_routines_OctreeSubsetSelector->tp_dict); if (unlikely(!__pyx_vtabptr_2yt_8geometry_18selection_routines_OctreeSubsetSelector)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 74; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  /*--- Variable import code ---*/
  /*--- Function import code ---*/
  __pyx_t_1 = __Pyx_ImportModule("yt.geometry.oct_visitors"); if (!__pyx_t_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  if (__Pyx_ImportFunction(__pyx_t_1, "mask_octs", (void (**)(void))&__pyx_f_2yt_8geometry_12oct_visitors_mask_octs, "void (struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *, struct __pyx_t_2yt_8geometry_12oct_visitors_OctVisitorData *, __pyx_t_5numpy_uint8_t)") < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  if (__Pyx_ImportFunction(__pyx_t_1, "index_octs", (void (**)(void))&__pyx_f_2yt_8geometry_12oct_visitors_index_octs, "void (struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *, struct __pyx_t_2yt_8geometry_12oct_visitors_OctVisitorData *, __pyx_t_5numpy_uint8_t)") < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  if (__Pyx_ImportFunction(__pyx_t_1, "icoords_octs", (void (**)(void))&__pyx_f_2yt_8geometry_12oct_visitors_icoords_octs, "void (struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *, struct __pyx_t_2yt_8geometry_12oct_visitors_OctVisitorData *, __pyx_t_5numpy_uint8_t)") < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  if (__Pyx_ImportFunction(__pyx_t_1, "ires_octs", (void (**)(void))&__pyx_f_2yt_8geometry_12oct_visitors_ires_octs, "void (struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *, struct __pyx_t_2yt_8geometry_12oct_visitors_OctVisitorData *, __pyx_t_5numpy_uint8_t)") < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  if (__Pyx_ImportFunction(__pyx_t_1, "fcoords_octs", (void (**)(void))&__pyx_f_2yt_8geometry_12oct_visitors_fcoords_octs, "void (struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *, struct __pyx_t_2yt_8geometry_12oct_visitors_OctVisitorData *, __pyx_t_5numpy_uint8_t)") < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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            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((n >= 0) & (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))
                        PyErr_Clear();
                    else
                        return NULL;
                }
            }
            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));
}

#if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE PyObject* __Pyx_PyObject_Call(PyObject *func, PyObject *arg, PyObject *kw) {
    PyObject *result;
    ternaryfunc call = func->ob_type->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

#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

#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) {
#ifdef __Pyx_CyFunction_USED
    if (likely(PyCFunction_Check(func) || PyObject_TypeCheck(func, __pyx_CyFunctionType))) {
#else
    if (likely(PyCFunction_Check(func))) {
#endif
        if (likely(PyCFunction_GET_FLAGS(func) & METH_O)) {
            return __Pyx_PyObject_CallMethO(func, arg);
        }
    }
    return __Pyx__PyObject_CallOneArg(func, arg);
}
#else
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallOneArg(PyObject *func, PyObject *arg) {
    PyObject* args = PyTuple_Pack(1, arg);
    return (likely(args)) ? __Pyx_PyObject_Call(func, args, NULL) : NULL;
}
#endif

#if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallNoArg(PyObject *func) {
#ifdef __Pyx_CyFunction_USED
    if (likely(PyCFunction_Check(func) || PyObject_TypeCheck(func, __pyx_CyFunctionType))) {
#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

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

static CYTHON_INLINE int __Pyx_IsLittleEndian(void) {
  unsigned int n = 1;
  return *(unsigned char*)(&n) != 0;
}
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 '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 '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 '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 CYTHON_INLINE PyObject *
__pyx_buffmt_parse_array(__Pyx_BufFmt_Context* ctx, const char** tsp)
{
    const char *ts = *tsp;
    int i = 0, number;
    int ndim = ctx->head->field->type->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;
    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_IsLittleEndian()) {
          PyErr_SetString(PyExc_ValueError, "Little-endian buffer not supported on big-endian compiler");
          return NULL;
        }
        ctx->new_packmode = '=';
        ++ts;
        break;
      case '>':
      case '!':
        if (__Pyx_IsLittleEndian()) {
          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;
        }
      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->enc_count += ctx->new_count;
          ctx->new_count = 1;
          got_Z = 0;
          ++ts;
          break;
        }
      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;
        }
    }
  }
}
static CYTHON_INLINE void __Pyx_ZeroBuffer(Py_buffer* buf) {
  buf->buf = NULL;
  buf->obj = NULL;
  buf->strides = __Pyx_zeros;
  buf->shape = __Pyx_zeros;
  buf->suboffsets = __Pyx_minusones;
}
static CYTHON_INLINE int __Pyx_GetBufferAndValidate(
        Py_buffer* buf, PyObject* obj,  __Pyx_TypeInfo* dtype, int flags,
        int nd, int cast, __Pyx_BufFmt_StackElem* stack)
{
  if (obj == Py_None || obj == NULL) {
    __Pyx_ZeroBuffer(buf);
    return 0;
  }
  buf->buf = NULL;
  if (__Pyx_GetBuffer(obj, buf, flags) == -1) goto fail;
  if (buf->ndim != nd) {
    PyErr_Format(PyExc_ValueError,
                 "Buffer has wrong number of dimensions (expected %d, got %d)",
                 nd, buf->ndim);
    goto fail;
  }
  if (!cast) {
    __Pyx_BufFmt_Context ctx;
    __Pyx_BufFmt_Init(&ctx, stack, dtype);
    if (!__Pyx_BufFmt_CheckString(&ctx, buf->format)) goto fail;
  }
  if ((unsigned)buf->itemsize != dtype->size) {
    PyErr_Format(PyExc_ValueError,
      "Item size of buffer (%" CYTHON_FORMAT_SSIZE_T "d byte%s) does not match size of '%s' (%" CYTHON_FORMAT_SSIZE_T "d byte%s)",
      buf->itemsize, (buf->itemsize > 1) ? "s" : "",
      dtype->name, (Py_ssize_t)dtype->size, (dtype->size > 1) ? "s" : "");
    goto fail;
  }
  if (buf->suboffsets == NULL) buf->suboffsets = __Pyx_minusones;
  return 0;
fail:;
  __Pyx_ZeroBuffer(buf);
  return -1;
}
static CYTHON_INLINE void __Pyx_SafeReleaseBuffer(Py_buffer* info) {
  if (info->buf == NULL) return;
  if (info->suboffsets == __Pyx_minusones) info->suboffsets = NULL;
  __Pyx_ReleaseBuffer(info);
}

static void __Pyx_RaiseBufferFallbackError(void) {
  PyErr_SetString(PyExc_ValueError,
     "Buffer acquisition failed on assignment; and then reacquiring the old buffer failed too!");
}

static CYTHON_INLINE __pyx_t_5numpy_int32_t __Pyx_div___pyx_t_5numpy_int32_t(__pyx_t_5numpy_int32_t a, __pyx_t_5numpy_int32_t b) {
    __pyx_t_5numpy_int32_t q = a / b;
    __pyx_t_5numpy_int32_t r = a - q*b;
    q -= ((r != 0) & ((r ^ b) < 0));
    return q;
}

#if PY_MAJOR_VERSION < 3
static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb,
                        CYTHON_UNUSED PyObject *cause) {
    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_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 PY_VERSION_HEX >= 0x03030000
    if (cause) {
#else
    if (cause && cause != Py_None) {
#endif
        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 = PyThreadState_GET();
        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

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

static CYTHON_INLINE PyObject *__Pyx_GetModuleGlobalName(PyObject *name) {
    PyObject *result;
#if CYTHON_COMPILING_IN_CPYTHON
    result = PyDict_GetItem(__pyx_d, name);
    if (likely(result)) {
        Py_INCREF(result);
    } else {
#else
    result = PyObject_GetItem(__pyx_d, name);
    if (!result) {
        PyErr_Clear();
#endif
        result = __Pyx_GetBuiltinName(name);
    }
    return result;
}

static void __Pyx_RaiseBufferIndexError(int axis) {
  PyErr_Format(PyExc_IndexError,
     "Out of bounds on buffer access (axis %d)", axis);
}

#if CYTHON_USE_PYLONG_INTERNALS
  #include "longintrepr.h"
#endif

#if CYTHON_COMPILING_IN_CPYTHON
static PyObject* __Pyx_PyInt_SubtractObjC(PyObject *op1, PyObject *op2, CYTHON_UNUSED long intval, CYTHON_UNUSED int inplace) {
    #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_subtract(op1, op2);
    }
    #endif
    #if CYTHON_USE_PYLONG_INTERNALS && PY_MAJOR_VERSION >= 3
    if (likely(PyLong_CheckExact(op1))) {
        const long b = intval;
        long a, x;
        const PY_LONG_LONG llb = intval;
        PY_LONG_LONG lla, llx;
        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) | digits[0]));
                        break;
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 2 * PyLong_SHIFT) {
                        lla = -(PY_LONG_LONG) (((((unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | digits[0]));
                        goto long_long;
                    }
                case 2:
                    if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                        a = (long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0]));
                        break;
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 2 * PyLong_SHIFT) {
                        lla = (PY_LONG_LONG) (((((unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | digits[0]));
                        goto long_long;
                    }
                case -3:
                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                        a = -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        break;
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 3 * PyLong_SHIFT) {
                        lla = -(PY_LONG_LONG) (((((((unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        goto long_long;
                    }
                case 3:
                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                        a = (long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        break;
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 3 * PyLong_SHIFT) {
                        lla = (PY_LONG_LONG) (((((((unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        goto long_long;
                    }
                case -4:
                    if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                        a = -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        break;
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 4 * PyLong_SHIFT) {
                        lla = -(PY_LONG_LONG) (((((((((unsigned PY_LONG_LONG)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        goto long_long;
                    }
                case 4:
                    if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                        a = (long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        break;
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 4 * PyLong_SHIFT) {
                        lla = (PY_LONG_LONG) (((((((((unsigned PY_LONG_LONG)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        goto long_long;
                    }
                default: return PyLong_Type.tp_as_number->nb_subtract(op1, op2);
            }
        }
                x = a - b;
            return PyLong_FromLong(x);
        long_long:
                llx = lla - llb;
            return PyLong_FromLongLong(llx);
    }
    #endif
    if (PyFloat_CheckExact(op1)) {
        const long b = intval;
        double a = PyFloat_AS_DOUBLE(op1);
            double result;
            PyFPE_START_PROTECT("subtract", return NULL)
            result = ((double)a) - (double)b;
            PyFPE_END_PROTECT(result)
            return PyFloat_FromDouble(result);
    }
    return (inplace ? PyNumber_InPlaceSubtract : PyNumber_Subtract)(op1, op2);
}
#endif

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 = 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
}

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;
        }
        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_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
}

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);
}

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");
}

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

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;
}

static void* __Pyx_GetVtable(PyObject *dict) {
    void* ptr;
    PyObject *ob = PyObject_GetItem(dict, __pyx_n_s_pyx_vtable);
    if (!ob)
        goto bad;
#if PY_VERSION_HEX >= 0x02070000
    ptr = PyCapsule_GetPointer(ob, 0);
#else
    ptr = PyCObject_AsVoidPtr(ob);
#endif
    if (!ptr && !PyErr_Occurred())
        PyErr_SetString(PyExc_RuntimeError, "invalid vtable found for imported type");
    Py_DECREF(ob);
    return ptr;
bad:
    Py_XDECREF(ob);
    return NULL;
}

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_VERSION_HEX < 0x03030000
    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 (strchr(__Pyx_MODULE_NAME, '.')) {
                #if PY_VERSION_HEX < 0x03030000
                PyObject *py_level = PyInt_FromLong(1);
                if (!py_level)
                    goto bad;
                module = PyObject_CallFunctionObjArgs(py_import,
                    name, global_dict, empty_dict, list, py_level, NULL);
                Py_DECREF(py_level);
                #else
                module = PyImport_ImportModuleLevelObject(
                    name, global_dict, empty_dict, list, 1);
                #endif
                if (!module) {
                    if (!PyErr_ExceptionMatches(PyExc_ImportError))
                        goto bad;
                    PyErr_Clear();
                }
            }
            level = 0;
        }
        #endif
        if (!module) {
            #if PY_VERSION_HEX < 0x03030000
            PyObject *py_level = PyInt_FromLong(level);
            if (!py_level)
                goto bad;
            module = PyObject_CallFunctionObjArgs(py_import,
                name, global_dict, empty_dict, list, py_level, NULL);
            Py_DECREF(py_level);
            #else
            module = PyImport_ImportModuleLevelObject(
                name, global_dict, empty_dict, list, level);
            #endif
        }
    }
bad:
    #if PY_VERSION_HEX < 0x03030000
    Py_XDECREF(py_import);
    #endif
    Py_XDECREF(empty_list);
    Py_XDECREF(empty_dict);
    return module;
}

static PyObject *__Pyx_GetNameInClass(PyObject *nmspace, PyObject *name) {
    PyObject *result;
    result = __Pyx_PyObject_GetAttrStr(nmspace, name);
    if (!result)
        result = __Pyx_GetModuleGlobalName(name);
    return result;
}

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);
}

#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;
    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(
        PyThreadState_GET(), /*PyThreadState *tstate,*/
        py_code,             /*PyCodeObject *code,*/
        __pyx_d,      /*PyObject *globals,*/
        0                    /*PyObject *locals*/
    );
    if (!py_frame) goto bad;
    py_frame->f_lineno = 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 (PyObject_TypeCheck(obj, __pyx_ptype_5numpy_ndarray)) return __pyx_pw_5numpy_7ndarray_1__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 (PyObject_TypeCheck(obj, __pyx_ptype_5numpy_ndarray)) { __pyx_pw_5numpy_7ndarray_3__releasebuffer__(obj, view); return; }
    Py_DECREF(obj);
    view->obj = NULL;
}
#endif


          static CYTHON_INLINE PyObject* __Pyx_PyInt_From_int(int value) {
    const int neg_one = (int) -1, const_zero = (int) 0;
    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);
        } else if (sizeof(int) <= sizeof(unsigned PY_LONG_LONG)) {
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
        }
    } else {
        if (sizeof(int) <= sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(int) <= sizeof(PY_LONG_LONG)) {
            return PyLong_FromLongLong((PY_LONG_LONG) value);
        }
    }
    {
        int one = 1; int little = (int)*(unsigned char *)&one;
        unsigned char *bytes = (unsigned char *)&value;
        return _PyLong_FromByteArray(bytes, sizeof(int),
                                     little, !is_unsigned);
    }
}

#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;\
    }

static CYTHON_INLINE npy_int64 __Pyx_PyInt_As_npy_int64(PyObject *x) {
    const npy_int64 neg_one = (npy_int64) -1, const_zero = (npy_int64) 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_MAJOR_VERSION < 3
    if (likely(PyInt_Check(x))) {
        if (sizeof(npy_int64) < sizeof(long)) {
            __PYX_VERIFY_RETURN_INT(npy_int64, long, PyInt_AS_LONG(x))
        } else {
            long val = PyInt_AS_LONG(x);
            if (is_unsigned && unlikely(val < 0)) {
                goto raise_neg_overflow;
            }
            return (npy_int64) 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_int64) 0;
                case  1: __PYX_VERIFY_RETURN_INT(npy_int64, digit, digits[0])
                case 2:
                    if (8 * sizeof(npy_int64) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_int64, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_int64) >= 2 * PyLong_SHIFT) {
                            return (npy_int64) (((((npy_int64)digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(npy_int64) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_int64, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_int64) >= 3 * PyLong_SHIFT) {
                            return (npy_int64) (((((((npy_int64)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(npy_int64) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_int64, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_int64) >= 4 * PyLong_SHIFT) {
                            return (npy_int64) (((((((((npy_int64)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | 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_int64) -1;
                if (unlikely(result == 1))
                    goto raise_neg_overflow;
            }
#endif
            if (sizeof(npy_int64) <= sizeof(unsigned long)) {
                __PYX_VERIFY_RETURN_INT_EXC(npy_int64, unsigned long, PyLong_AsUnsignedLong(x))
            } else if (sizeof(npy_int64) <= sizeof(unsigned PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(npy_int64, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
            }
        } else {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (npy_int64) 0;
                case -1: __PYX_VERIFY_RETURN_INT(npy_int64, sdigit, -(sdigit) digits[0])
                case  1: __PYX_VERIFY_RETURN_INT(npy_int64,  digit, +digits[0])
                case -2:
                    if (8 * sizeof(npy_int64) - 1 > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_int64, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_int64) - 1 > 2 * PyLong_SHIFT) {
                            return (npy_int64) -(((((npy_int64)digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 2:
                    if (8 * sizeof(npy_int64) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_int64, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_int64) - 1 > 2 * PyLong_SHIFT) {
                            return (npy_int64) (((((npy_int64)digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case -3:
                    if (8 * sizeof(npy_int64) - 1 > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_int64, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_int64) - 1 > 3 * PyLong_SHIFT) {
                            return (npy_int64) -(((((((npy_int64)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(npy_int64) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_int64, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_int64) - 1 > 3 * PyLong_SHIFT) {
                            return (npy_int64) (((((((npy_int64)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case -4:
                    if (8 * sizeof(npy_int64) - 1 > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_int64, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_int64) - 1 > 4 * PyLong_SHIFT) {
                            return (npy_int64) -(((((((((npy_int64)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(npy_int64) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_int64, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_int64) - 1 > 4 * PyLong_SHIFT) {
                            return (npy_int64) (((((((((npy_int64)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(npy_int64) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(npy_int64, long, PyLong_AsLong(x))
            } else if (sizeof(npy_int64) <= sizeof(PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(npy_int64, PY_LONG_LONG, PyLong_AsLongLong(x))
            }
        }
        {
#if CYTHON_COMPILING_IN_PYPY && !defined(_PyLong_AsByteArray)
            PyErr_SetString(PyExc_RuntimeError,
                            "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
#else
            npy_int64 val;
            PyObject *v = __Pyx_PyNumber_Int(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_int64) -1;
        }
    } else {
        npy_int64 val;
        PyObject *tmp = __Pyx_PyNumber_Int(x);
        if (!tmp) return (npy_int64) -1;
        val = __Pyx_PyInt_As_npy_int64(tmp);
        Py_DECREF(tmp);
        return val;
    }
raise_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "value too large to convert to npy_int64");
    return (npy_int64) -1;
raise_neg_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "can't convert negative value to npy_int64");
    return (npy_int64) -1;
}

static CYTHON_INLINE int __Pyx_PyInt_As_int(PyObject *x) {
    const int neg_one = (int) -1, const_zero = (int) 0;
    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) | digits[0])))
                        } else if (8 * sizeof(int) >= 2 * PyLong_SHIFT) {
                            return (int) (((((int)digits[1]) << PyLong_SHIFT) | 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) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(int) >= 3 * PyLong_SHIFT) {
                            return (int) (((((((int)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | 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) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(int) >= 4 * PyLong_SHIFT) {
                            return (int) (((((((((int)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | 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))
            } else if (sizeof(int) <= sizeof(unsigned PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(int, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
            }
        } 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) 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) | digits[0])))
                        } else if (8 * sizeof(int) - 1 > 2 * PyLong_SHIFT) {
                            return (int) -(((((int)digits[1]) << PyLong_SHIFT) | 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) | digits[0])))
                        } else if (8 * sizeof(int) - 1 > 2 * PyLong_SHIFT) {
                            return (int) (((((int)digits[1]) << PyLong_SHIFT) | 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) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(int) - 1 > 3 * PyLong_SHIFT) {
                            return (int) -(((((((int)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | 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) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(int) - 1 > 3 * PyLong_SHIFT) {
                            return (int) (((((((int)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | 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) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(int) - 1 > 4 * PyLong_SHIFT) {
                            return (int) -(((((((((int)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | 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) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(int) - 1 > 4 * PyLong_SHIFT) {
                            return (int) (((((((((int)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(int) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(int, long, PyLong_AsLong(x))
            } else if (sizeof(int) <= sizeof(PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(int, PY_LONG_LONG, PyLong_AsLongLong(x))
            }
        }
        {
#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_Int(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_Int(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;
}

static CYTHON_INLINE PyObject* __Pyx_PyInt_From_npy_int64(npy_int64 value) {
    const npy_int64 neg_one = (npy_int64) -1, const_zero = (npy_int64) 0;
    const int is_unsigned = neg_one > const_zero;
    if (is_unsigned) {
        if (sizeof(npy_int64) < sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(npy_int64) <= sizeof(unsigned long)) {
            return PyLong_FromUnsignedLong((unsigned long) value);
        } else if (sizeof(npy_int64) <= sizeof(unsigned PY_LONG_LONG)) {
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
        }
    } else {
        if (sizeof(npy_int64) <= sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(npy_int64) <= sizeof(PY_LONG_LONG)) {
            return PyLong_FromLongLong((PY_LONG_LONG) value);
        }
    }
    {
        int one = 1; int little = (int)*(unsigned char *)&one;
        unsigned char *bytes = (unsigned char *)&value;
        return _PyLong_FromByteArray(bytes, sizeof(npy_int64),
                                     little, !is_unsigned);
    }
}

static CYTHON_INLINE npy_uint8 __Pyx_PyInt_As_npy_uint8(PyObject *x) {
    const npy_uint8 neg_one = (npy_uint8) -1, const_zero = (npy_uint8) 0;
    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) | digits[0])))
                        } else if (8 * sizeof(npy_uint8) >= 2 * PyLong_SHIFT) {
                            return (npy_uint8) (((((npy_uint8)digits[1]) << PyLong_SHIFT) | 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) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_uint8) >= 3 * PyLong_SHIFT) {
                            return (npy_uint8) (((((((npy_uint8)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | 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) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_uint8) >= 4 * PyLong_SHIFT) {
                            return (npy_uint8) (((((((((npy_uint8)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | 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))
            } else if (sizeof(npy_uint8) <= sizeof(unsigned PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(npy_uint8, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
            }
        } 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) 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) | digits[0])))
                        } else if (8 * sizeof(npy_uint8) - 1 > 2 * PyLong_SHIFT) {
                            return (npy_uint8) -(((((npy_uint8)digits[1]) << PyLong_SHIFT) | 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) | digits[0])))
                        } else if (8 * sizeof(npy_uint8) - 1 > 2 * PyLong_SHIFT) {
                            return (npy_uint8) (((((npy_uint8)digits[1]) << PyLong_SHIFT) | 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) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_uint8) - 1 > 3 * PyLong_SHIFT) {
                            return (npy_uint8) -(((((((npy_uint8)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | 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) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_uint8) - 1 > 3 * PyLong_SHIFT) {
                            return (npy_uint8) (((((((npy_uint8)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | 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) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_uint8) - 1 > 4 * PyLong_SHIFT) {
                            return (npy_uint8) -(((((((((npy_uint8)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | 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) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_uint8) - 1 > 4 * PyLong_SHIFT) {
                            return (npy_uint8) (((((((((npy_uint8)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(npy_uint8) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(npy_uint8, long, PyLong_AsLong(x))
            } else if (sizeof(npy_uint8) <= sizeof(PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(npy_uint8, PY_LONG_LONG, PyLong_AsLongLong(x))
            }
        }
        {
#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_Int(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_Int(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;
}

static CYTHON_INLINE PyObject* __Pyx_PyInt_From_npy_int32(npy_int32 value) {
    const npy_int32 neg_one = (npy_int32) -1, const_zero = (npy_int32) 0;
    const int is_unsigned = neg_one > const_zero;
    if (is_unsigned) {
        if (sizeof(npy_int32) < sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(npy_int32) <= sizeof(unsigned long)) {
            return PyLong_FromUnsignedLong((unsigned long) value);
        } else if (sizeof(npy_int32) <= sizeof(unsigned PY_LONG_LONG)) {
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
        }
    } else {
        if (sizeof(npy_int32) <= sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(npy_int32) <= sizeof(PY_LONG_LONG)) {
            return PyLong_FromLongLong((PY_LONG_LONG) value);
        }
    }
    {
        int one = 1; int little = (int)*(unsigned char *)&one;
        unsigned char *bytes = (unsigned char *)&value;
        return _PyLong_FromByteArray(bytes, sizeof(npy_int32),
                                     little, !is_unsigned);
    }
}

static CYTHON_INLINE PyObject* __Pyx_PyInt_From_npy_uint8(npy_uint8 value) {
    const npy_uint8 neg_one = (npy_uint8) -1, const_zero = (npy_uint8) 0;
    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);
        } else if (sizeof(npy_uint8) <= sizeof(unsigned PY_LONG_LONG)) {
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
        }
    } else {
        if (sizeof(npy_uint8) <= sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(npy_uint8) <= sizeof(PY_LONG_LONG)) {
            return PyLong_FromLongLong((PY_LONG_LONG) value);
        }
    }
    {
        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);
    }
}

static CYTHON_INLINE PyObject* __Pyx_PyInt_From_long(long value) {
    const long neg_one = (long) -1, const_zero = (long) 0;
    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);
        } else if (sizeof(long) <= sizeof(unsigned PY_LONG_LONG)) {
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
        }
    } else {
        if (sizeof(long) <= sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(long) <= sizeof(PY_LONG_LONG)) {
            return PyLong_FromLongLong((PY_LONG_LONG) value);
        }
    }
    {
        int one = 1; int little = (int)*(unsigned char *)&one;
        unsigned char *bytes = (unsigned char *)&value;
        return _PyLong_FromByteArray(bytes, sizeof(long),
                                     little, !is_unsigned);
    }
}

static CYTHON_INLINE long __Pyx_PyInt_As_long(PyObject *x) {
    const long neg_one = (long) -1, const_zero = (long) 0;
    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) | digits[0])))
                        } else if (8 * sizeof(long) >= 2 * PyLong_SHIFT) {
                            return (long) (((((long)digits[1]) << PyLong_SHIFT) | 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) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(long) >= 3 * PyLong_SHIFT) {
                            return (long) (((((((long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | 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) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(long) >= 4 * PyLong_SHIFT) {
                            return (long) (((((((((long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | 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))
            } else if (sizeof(long) <= sizeof(unsigned PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(long, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
            }
        } 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) 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) | digits[0])))
                        } else if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                            return (long) -(((((long)digits[1]) << PyLong_SHIFT) | 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) | digits[0])))
                        } else if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                            return (long) (((((long)digits[1]) << PyLong_SHIFT) | 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) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                            return (long) -(((((((long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | 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) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                            return (long) (((((((long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | 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) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                            return (long) -(((((((((long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | 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) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                            return (long) (((((((((long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(long) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(long, long, PyLong_AsLong(x))
            } else if (sizeof(long) <= sizeof(PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(long, PY_LONG_LONG, PyLong_AsLongLong(x))
            }
        }
        {
#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_Int(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_Int(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;
}

#if !CYTHON_COMPILING_IN_PYPY && PY_MAJOR_VERSION < 3
static PyObject *__Pyx_GetStdout(void) {
    PyObject *f = PySys_GetObject((char *)"stdout");
    if (!f) {
        PyErr_SetString(PyExc_RuntimeError, "lost sys.stdout");
    }
    return f;
}
static int __Pyx_Print(PyObject* f, PyObject *arg_tuple, int newline) {
    int i;
    if (!f) {
        if (!(f = __Pyx_GetStdout()))
            return -1;
    }
    Py_INCREF(f);
    for (i=0; i < PyTuple_GET_SIZE(arg_tuple); i++) {
        PyObject* v;
        if (PyFile_SoftSpace(f, 1)) {
            if (PyFile_WriteString(" ", f) < 0)
                goto error;
        }
        v = PyTuple_GET_ITEM(arg_tuple, i);
        if (PyFile_WriteObject(v, f, Py_PRINT_RAW) < 0)
            goto error;
        if (PyString_Check(v)) {
            char *s = PyString_AsString(v);
            Py_ssize_t len = PyString_Size(v);
            if (len > 0) {
                switch (s[len-1]) {
                    case ' ': break;
                    case '\f': case '\r': case '\n': case '\t': case '\v':
                        PyFile_SoftSpace(f, 0);
                        break;
                    default:  break;
                }
            }
        }
    }
    if (newline) {
        if (PyFile_WriteString("\n", f) < 0)
            goto error;
        PyFile_SoftSpace(f, 0);
    }
    Py_DECREF(f);
    return 0;
error:
    Py_DECREF(f);
    return -1;
}
#else
static int __Pyx_Print(PyObject* stream, PyObject *arg_tuple, int newline) {
    PyObject* kwargs = 0;
    PyObject* result = 0;
    PyObject* end_string;
    if (unlikely(!__pyx_print)) {
        __pyx_print = PyObject_GetAttr(__pyx_b, __pyx_n_s_print);
        if (!__pyx_print)
            return -1;
    }
    if (stream) {
        kwargs = PyDict_New();
        if (unlikely(!kwargs))
            return -1;
        if (unlikely(PyDict_SetItem(kwargs, __pyx_n_s_file, stream) < 0))
            goto bad;
        if (!newline) {
            end_string = PyUnicode_FromStringAndSize(" ", 1);
            if (unlikely(!end_string))
                goto bad;
            if (PyDict_SetItem(kwargs, __pyx_n_s_end, end_string) < 0) {
                Py_DECREF(end_string);
                goto bad;
            }
            Py_DECREF(end_string);
        }
    } else if (!newline) {
        if (unlikely(!__pyx_print_kwargs)) {
            __pyx_print_kwargs = PyDict_New();
            if (unlikely(!__pyx_print_kwargs))
                return -1;
            end_string = PyUnicode_FromStringAndSize(" ", 1);
            if (unlikely(!end_string))
                return -1;
            if (PyDict_SetItem(__pyx_print_kwargs, __pyx_n_s_end, end_string) < 0) {
                Py_DECREF(end_string);
                return -1;
            }
            Py_DECREF(end_string);
        }
        kwargs = __pyx_print_kwargs;
    }
    result = PyObject_Call(__pyx_print, arg_tuple, kwargs);
    if (unlikely(kwargs) && (kwargs != __pyx_print_kwargs))
        Py_DECREF(kwargs);
    if (!result)
        return -1;
    Py_DECREF(result);
    return 0;
bad:
    if (kwargs != __pyx_print_kwargs)
        Py_XDECREF(kwargs);
    return -1;
}
#endif

#if !CYTHON_COMPILING_IN_PYPY && PY_MAJOR_VERSION < 3
static int __Pyx_PrintOne(PyObject* f, PyObject *o) {
    if (!f) {
        if (!(f = __Pyx_GetStdout()))
            return -1;
    }
    Py_INCREF(f);
    if (PyFile_SoftSpace(f, 0)) {
        if (PyFile_WriteString(" ", f) < 0)
            goto error;
    }
    if (PyFile_WriteObject(o, f, Py_PRINT_RAW) < 0)
        goto error;
    if (PyFile_WriteString("\n", f) < 0)
        goto error;
    Py_DECREF(f);
    return 0;
error:
    Py_DECREF(f);
    return -1;
    /* the line below is just to avoid C compiler
     * warnings about unused functions */
    return __Pyx_Print(f, NULL, 0);
}
#else
static int __Pyx_PrintOne(PyObject* stream, PyObject *o) {
    int res;
    PyObject* arg_tuple = PyTuple_Pack(1, o);
    if (unlikely(!arg_tuple))
        return -1;
    res = __Pyx_Print(stream, arg_tuple, 1);
    Py_DECREF(arg_tuple);
    return res;
}
#endif

static CYTHON_INLINE PyObject* __Pyx_PyInt_From_npy_uint64(npy_uint64 value) {
    const npy_uint64 neg_one = (npy_uint64) -1, const_zero = (npy_uint64) 0;
    const int is_unsigned = neg_one > const_zero;
    if (is_unsigned) {
        if (sizeof(npy_uint64) < sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(npy_uint64) <= sizeof(unsigned long)) {
            return PyLong_FromUnsignedLong((unsigned long) value);
        } else if (sizeof(npy_uint64) <= sizeof(unsigned PY_LONG_LONG)) {
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
        }
    } else {
        if (sizeof(npy_uint64) <= sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(npy_uint64) <= sizeof(PY_LONG_LONG)) {
            return PyLong_FromLongLong((PY_LONG_LONG) value);
        }
    }
    {
        int one = 1; int little = (int)*(unsigned char *)&one;
        unsigned char *bytes = (unsigned char *)&value;
        return _PyLong_FromByteArray(bytes, sizeof(npy_uint64),
                                     little, !is_unsigned);
    }
}

static CYTHON_INLINE PyObject* __Pyx_PyInt_From_Py_intptr_t(Py_intptr_t value) {
    const Py_intptr_t neg_one = (Py_intptr_t) -1, const_zero = (Py_intptr_t) 0;
    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);
        } else if (sizeof(Py_intptr_t) <= sizeof(unsigned PY_LONG_LONG)) {
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
        }
    } else {
        if (sizeof(Py_intptr_t) <= sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(Py_intptr_t) <= sizeof(PY_LONG_LONG)) {
            return PyLong_FromLongLong((PY_LONG_LONG) value);
        }
    }
    {
        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);
    }
}

static PyObject* __Pyx_Method_ClassMethod(PyObject *method) {
#if CYTHON_COMPILING_IN_PYPY
    if (PyObject_TypeCheck(method, &PyWrapperDescr_Type)) {
        return PyClassMethod_New(method);
    }
#else
    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);
    }
    if (PyObject_TypeCheck(method, methoddescr_type)) {
        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 if (PyCFunction_Check(method)) {
        return PyClassMethod_New(method);
    }
#ifdef __Pyx_CyFunction_USED
    else if (PyObject_TypeCheck(method, __pyx_CyFunctionType)) {
        return PyClassMethod_New(method);
    }
#endif
    PyErr_SetString(PyExc_TypeError,
                   "Class-level classmethod() can only be called on "
                   "a method_descriptor or instance method.");
    return NULL;
}

#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

#if CYTHON_CCOMPLEX
#else
    static CYTHON_INLINE int __Pyx_c_eqf(__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_sumf(__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_difff(__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_prodf(__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;
    }
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_quotf(__pyx_t_float_complex a, __pyx_t_float_complex b) {
        __pyx_t_float_complex z;
        float denom = b.real * b.real + b.imag * b.imag;
        z.real = (a.real * b.real + a.imag * b.imag) / denom;
        z.imag = (a.imag * b.real - a.real * b.imag) / denom;
        return z;
    }
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_negf(__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_zerof(__pyx_t_float_complex a) {
       return (a.real == 0) && (a.imag == 0);
    }
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_conjf(__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_absf(__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_powf(__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:
                        z = __Pyx_c_prodf(a, a);
                        return __Pyx_c_prodf(a, a);
                    case 3:
                        z = __Pyx_c_prodf(a, a);
                        return __Pyx_c_prodf(z, a);
                    case 4:
                        z = __Pyx_c_prodf(a, a);
                        return __Pyx_c_prodf(z, z);
                }
            }
            if (a.imag == 0) {
                if (a.real == 0) {
                    return a;
                }
                r = a.real;
                theta = 0;
            } else {
                r = __Pyx_c_absf(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

#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

#if CYTHON_CCOMPLEX
#else
    static CYTHON_INLINE int __Pyx_c_eq(__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(__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(__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(__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;
    }
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_quot(__pyx_t_double_complex a, __pyx_t_double_complex b) {
        __pyx_t_double_complex z;
        double denom = b.real * b.real + b.imag * b.imag;
        z.real = (a.real * b.real + a.imag * b.imag) / denom;
        z.imag = (a.imag * b.real - a.real * b.imag) / denom;
        return z;
    }
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_neg(__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(__pyx_t_double_complex a) {
       return (a.real == 0) && (a.imag == 0);
    }
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_conj(__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(__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(__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:
                        z = __Pyx_c_prod(a, a);
                        return __Pyx_c_prod(a, a);
                    case 3:
                        z = __Pyx_c_prod(a, a);
                        return __Pyx_c_prod(z, a);
                    case 4:
                        z = __Pyx_c_prod(a, a);
                        return __Pyx_c_prod(z, z);
                }
            }
            if (a.imag == 0) {
                if (a.real == 0) {
                    return a;
                }
                r = a.real;
                theta = 0;
            } else {
                r = __Pyx_c_abs(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

static CYTHON_INLINE PyObject* __Pyx_PyInt_From_enum__NPY_TYPES(enum NPY_TYPES value) {
    const enum NPY_TYPES neg_one = (enum NPY_TYPES) -1, const_zero = (enum NPY_TYPES) 0;
    const int is_unsigned = neg_one > const_zero;
    if (is_unsigned) {
        if (sizeof(enum NPY_TYPES) < sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(enum NPY_TYPES) <= sizeof(unsigned long)) {
            return PyLong_FromUnsignedLong((unsigned long) value);
        } else if (sizeof(enum NPY_TYPES) <= sizeof(unsigned PY_LONG_LONG)) {
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
        }
    } else {
        if (sizeof(enum NPY_TYPES) <= sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(enum NPY_TYPES) <= sizeof(PY_LONG_LONG)) {
            return PyLong_FromLongLong((PY_LONG_LONG) value);
        }
    }
    {
        int one = 1; int little = (int)*(unsigned char *)&one;
        unsigned char *bytes = (unsigned char *)&value;
        return _PyLong_FromByteArray(bytes, sizeof(enum NPY_TYPES),
                                     little, !is_unsigned);
    }
}

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;
}

static CYTHON_INLINE void __Pyx_ExceptionSwap(PyObject **type, PyObject **value, PyObject **tb) {
    PyObject *tmp_type, *tmp_value, *tmp_tb;
#if CYTHON_COMPILING_IN_CPYTHON
    PyThreadState *tstate = PyThreadState_GET();
    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;
#else
    PyErr_GetExcInfo(&tmp_type, &tmp_value, &tmp_tb);
    PyErr_SetExcInfo(*type, *value, *tb);
#endif
    *type = tmp_type;
    *value = tmp_value;
    *tb = tmp_tb;
}

static PyObject* __Pyx_PyObject_CallMethod1(PyObject* obj, PyObject* method_name, PyObject* arg) {
    PyObject *method, *result = NULL;
    method = __Pyx_PyObject_GetAttrStr(obj, method_name);
    if (unlikely(!method)) goto bad;
#if CYTHON_COMPILING_IN_CPYTHON
    if (likely(PyMethod_Check(method))) {
        PyObject *self = PyMethod_GET_SELF(method);
        if (likely(self)) {
            PyObject *args;
            PyObject *function = PyMethod_GET_FUNCTION(method);
            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);
            Py_INCREF(function);
            Py_DECREF(method); method = NULL;
            result = __Pyx_PyObject_Call(function, args, NULL);
            Py_DECREF(args);
            Py_DECREF(function);
            return result;
        }
    }
#endif
    result = __Pyx_PyObject_CallOneArg(method, arg);
bad:
    Py_XDECREF(method);
    return result;
}

#include <structmember.h>
#include <frameobject.h>
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);
#define __Pyx_Coroutine_Undelegate(gen) Py_CLEAR((gen)->yieldfrom)
#if 1 || PY_VERSION_HEX < 0x030300B0
static int __Pyx_PyGen_FetchStopIterationValue(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 PY_VERSION_HEX >= 0x030300A0
        if (ev && Py_TYPE(ev) == (PyTypeObject*)PyExc_StopIteration) {
            value = ((PyStopIterationObject *)ev)->value;
            Py_INCREF(value);
            Py_DECREF(ev);
            Py_XDECREF(tb);
            Py_DECREF(et);
            *pvalue = value;
            return 0;
        }
#endif
        if (!ev || !PyObject_TypeCheck(ev, (PyTypeObject*)PyExc_StopIteration)) {
            if (!ev) {
                Py_INCREF(Py_None);
                ev = Py_None;
            } else if (PyTuple_Check(ev)) {
                if (PyTuple_GET_SIZE(ev) >= 1) {
                    PyObject *value;
#if CYTHON_COMPILING_IN_CPYTHON
                    value = PySequence_ITEM(ev, 0);
#else
                    value = PyTuple_GET_ITEM(ev, 0);
                    Py_INCREF(value);
#endif
                    Py_DECREF(ev);
                    ev = value;
                } else {
                    Py_INCREF(Py_None);
                    Py_DECREF(ev);
                    ev = Py_None;
                }
            }
            Py_XDECREF(tb);
            Py_DECREF(et);
            *pvalue = ev;
            return 0;
        }
    } else if (!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;
}
#endif
static CYTHON_INLINE
void __Pyx_Coroutine_ExceptionClear(__pyx_CoroutineObject *self) {
    PyObject *exc_type = self->exc_type;
    PyObject *exc_value = self->exc_value;
    PyObject *exc_traceback = self->exc_traceback;
    self->exc_type = NULL;
    self->exc_value = NULL;
    self->exc_traceback = NULL;
    Py_XDECREF(exc_type);
    Py_XDECREF(exc_value);
    Py_XDECREF(exc_traceback);
}
static CYTHON_INLINE
int __Pyx_Coroutine_CheckRunning(__pyx_CoroutineObject *gen) {
    if (unlikely(gen->is_running)) {
        PyErr_SetString(PyExc_ValueError,
                        "generator already executing");
        return 1;
    }
    return 0;
}
static CYTHON_INLINE
PyObject *__Pyx_Coroutine_SendEx(__pyx_CoroutineObject *self, PyObject *value) {
    PyObject *retval;
    assert(!self->is_running);
    if (unlikely(self->resume_label == 0)) {
        if (unlikely(value && value != Py_None)) {
            PyErr_SetString(PyExc_TypeError,
                            "can't send non-None value to a "
                            "just-started generator");
            return NULL;
        }
    }
    if (unlikely(self->resume_label == -1)) {
        PyErr_SetNone(PyExc_StopIteration);
        return NULL;
    }
    if (value) {
#if CYTHON_COMPILING_IN_PYPY
#else
        if (self->exc_traceback) {
            PyThreadState *tstate = PyThreadState_GET();
            PyTracebackObject *tb = (PyTracebackObject *) self->exc_traceback;
            PyFrameObject *f = tb->tb_frame;
            Py_XINCREF(tstate->frame);
            assert(f->f_back == NULL);
            f->f_back = tstate->frame;
        }
#endif
        __Pyx_ExceptionSwap(&self->exc_type, &self->exc_value,
                            &self->exc_traceback);
    } else {
        __Pyx_Coroutine_ExceptionClear(self);
    }
    self->is_running = 1;
    retval = self->body((PyObject *) self, value);
    self->is_running = 0;
    if (retval) {
        __Pyx_ExceptionSwap(&self->exc_type, &self->exc_value,
                            &self->exc_traceback);
#if CYTHON_COMPILING_IN_PYPY
#else
        if (self->exc_traceback) {
            PyTracebackObject *tb = (PyTracebackObject *) self->exc_traceback;
            PyFrameObject *f = tb->tb_frame;
            Py_CLEAR(f->f_back);
        }
#endif
    } else {
        __Pyx_Coroutine_ExceptionClear(self);
    }
    return retval;
}
static CYTHON_INLINE
PyObject *__Pyx_Coroutine_MethodReturn(PyObject *retval) {
    if (unlikely(!retval && !PyErr_Occurred())) {
        PyErr_SetNone(PyExc_StopIteration);
    }
    return retval;
}
static CYTHON_INLINE
PyObject *__Pyx_Coroutine_FinishDelegation(__pyx_CoroutineObject *gen) {
    PyObject *ret;
    PyObject *val = NULL;
    __Pyx_Coroutine_Undelegate(gen);
    __Pyx_PyGen_FetchStopIterationValue(&val);
    ret = __Pyx_Coroutine_SendEx(gen, val);
    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(__Pyx_Coroutine_CheckRunning(gen)))
        return NULL;
    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_CheckExact(yf)) {
            ret = __Pyx_Coroutine_Send(yf, value);
        } else
        #endif
        {
            if (value == Py_None)
                ret = PyIter_Next(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);
    }
    return __Pyx_Coroutine_MethodReturn(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_CheckExact(yf)) {
        retval = __Pyx_Coroutine_Close(yf);
        if (!retval)
            return -1;
    } 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(__Pyx_Coroutine_CheckRunning(gen)))
        return NULL;
    if (yf) {
        PyObject *ret;
        gen->is_running = 1;
        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);
}
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(__Pyx_Coroutine_CheckRunning(gen)))
        return NULL;
    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);
    if (retval) {
        Py_DECREF(retval);
        PyErr_SetString(PyExc_RuntimeError,
                        "generator ignored GeneratorExit");
        return NULL;
    }
    raised_exception = PyErr_Occurred();
    if (!raised_exception
        || raised_exception == PyExc_StopIteration
        || raised_exception == PyExc_GeneratorExit
        || PyErr_GivenExceptionMatches(raised_exception, PyExc_GeneratorExit)
        || PyErr_GivenExceptionMatches(raised_exception, PyExc_StopIteration))
    {
        if (raised_exception) PyErr_Clear();
        Py_INCREF(Py_None);
        return Py_None;
    }
    return NULL;
}
static PyObject *__Pyx_Coroutine_Throw(PyObject *self, PyObject *args) {
    __pyx_CoroutineObject *gen = (__pyx_CoroutineObject *) self;
    PyObject *typ;
    PyObject *tb = NULL;
    PyObject *val = NULL;
    PyObject *yf = gen->yieldfrom;
    if (!PyArg_UnpackTuple(args, (char *)"throw", 1, 3, &typ, &val, &tb))
        return NULL;
    if (unlikely(__Pyx_Coroutine_CheckRunning(gen)))
        return NULL;
    if (yf) {
        PyObject *ret;
        Py_INCREF(yf);
        if (PyErr_GivenExceptionMatches(typ, PyExc_GeneratorExit)) {
            int err = __Pyx_Coroutine_CloseIter(gen, yf);
            Py_DECREF(yf);
            __Pyx_Coroutine_Undelegate(gen);
            if (err < 0)
                return __Pyx_Coroutine_MethodReturn(__Pyx_Coroutine_SendEx(gen, NULL));
            goto throw_here;
        }
        gen->is_running = 1;
        #ifdef __Pyx_Generator_USED
        if (__Pyx_Generator_CheckExact(yf)) {
            ret = __Pyx_Coroutine_Throw(yf, args);
        } else
        #endif
        #ifdef __Pyx_Coroutine_USED
        if (__Pyx_Coroutine_CheckExact(yf)) {
            ret = __Pyx_Coroutine_Throw(yf, args);
        } else
        #endif
        {
            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;
            }
            ret = PyObject_CallObject(meth, args);
            Py_DECREF(meth);
        }
        gen->is_running = 0;
        Py_DECREF(yf);
        if (!ret) {
            ret = __Pyx_Coroutine_FinishDelegation(gen);
        }
        return __Pyx_Coroutine_MethodReturn(ret);
    }
throw_here:
    __Pyx_Raise(typ, val, tb, NULL);
    return __Pyx_Coroutine_MethodReturn(__Pyx_Coroutine_SendEx(gen, NULL));
}
static int __Pyx_Coroutine_traverse(PyObject *self, visitproc visit, void *arg) {
    __pyx_CoroutineObject *gen = (__pyx_CoroutineObject *) self;
    Py_VISIT(gen->closure);
    Py_VISIT(gen->classobj);
    Py_VISIT(gen->yieldfrom);
    Py_VISIT(gen->exc_type);
    Py_VISIT(gen->exc_value);
    Py_VISIT(gen->exc_traceback);
    return 0;
}
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);
    Py_CLEAR(gen->exc_type);
    Py_CLEAR(gen->exc_value);
    Py_CLEAR(gen->exc_traceback);
    Py_CLEAR(gen->gi_name);
    Py_CLEAR(gen->gi_qualname);
    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
        if (PyObject_CallFinalizerFromDealloc(self))
#else
        Py_TYPE(gen)->tp_del(self);
        if (self->ob_refcnt > 0)
#endif
        {
            return;
        }
        PyObject_GC_UnTrack(self);
    }
    __Pyx_Coroutine_clear(self);
    PyObject_GC_Del(gen);
}
static void __Pyx_Coroutine_del(PyObject *self) {
    PyObject *res;
    PyObject *error_type, *error_value, *error_traceback;
    __pyx_CoroutineObject *gen = (__pyx_CoroutineObject *) self;
    if (gen->resume_label <= 0)
        return ;
#if PY_VERSION_HEX < 0x030400a1
    assert(self->ob_refcnt == 0);
    self->ob_refcnt = 1;
#endif
    __Pyx_ErrFetch(&error_type, &error_value, &error_traceback);
    res = __Pyx_Coroutine_Close(self);
    if (res == NULL)
        PyErr_WriteUnraisable(self);
    else
        Py_DECREF(res);
    __Pyx_ErrRestore(error_type, error_value, error_traceback);
#if PY_VERSION_HEX < 0x030400a1
    assert(self->ob_refcnt > 0);
    if (--self->ob_refcnt == 0) {
        return;
    }
    {
        Py_ssize_t refcnt = self->ob_refcnt;
        _Py_NewReference(self);
        self->ob_refcnt = refcnt;
    }
#if CYTHON_COMPILING_IN_CPYTHON
    assert(PyType_IS_GC(self->ob_type) &&
           _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)
{
    Py_INCREF(self->gi_name);
    return self->gi_name;
}
static int
__Pyx_Coroutine_set_name(__pyx_CoroutineObject *self, PyObject *value)
{
    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)
{
    Py_INCREF(self->gi_qualname);
    return self->gi_qualname;
}
static int
__Pyx_Coroutine_set_qualname(__pyx_CoroutineObject *self, PyObject *value)
{
    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 __pyx_CoroutineObject *__Pyx__Coroutine_New(PyTypeObject* type, __pyx_coroutine_body_t body,
                                                   PyObject *closure, PyObject *name, PyObject *qualname) {
    __pyx_CoroutineObject *gen = PyObject_GC_New(__pyx_CoroutineObject, type);
    if (gen == NULL)
        return NULL;
    gen->body = body;
    gen->closure = closure;
    Py_XINCREF(closure);
    gen->is_running = 0;
    gen->resume_label = 0;
    gen->classobj = NULL;
    gen->yieldfrom = NULL;
    gen->exc_type = NULL;
    gen->exc_value = NULL;
    gen->exc_traceback = NULL;
    gen->gi_weakreflist = NULL;
    Py_XINCREF(qualname);
    gen->gi_qualname = qualname;
    Py_XINCREF(name);
    gen->gi_name = name;
    PyObject_GC_Track(gen);
    return gen;
}

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;
}

static int __Pyx_patch_abc(void) {
#if defined(__Pyx_Generator_USED) || defined(__Pyx_Coroutine_USED)
    static int abc_patched = 0;
    if (!abc_patched) {
        PyObject *module;
        module = PyImport_ImportModule((PY_VERSION_HEX >= 0x03030000) ? "collections.abc" : "collections");
        if (!module) {
            PyErr_WriteUnraisable(NULL);
            if (unlikely(PyErr_WarnEx(PyExc_RuntimeWarning,
                    ((PY_VERSION_HEX >= 0x03030000) ?
                        "Cython module failed to register with collections.abc module" :
                        "Cython module failed to register with collections module"), 1) < 0)) {
                return -1;
            }
        } else {
            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"
            );
            abc_patched = 1;
            if (unlikely(!module))
                return -1;
            Py_DECREF(module);
        }
    }
#else
    if (0) __Pyx_Coroutine_patch_module(NULL, NULL);
#endif
    return 0;
}

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, 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")},
    {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},
    {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 PY_VERSION_HEX >= 0x030400a1
    0,
#else
    __Pyx_Coroutine_del,
#endif
    0,
#if PY_VERSION_HEX >= 0x030400a1
    __Pyx_Coroutine_del,
#endif
};
static int __pyx_Generator_init(void) {
    __pyx_GeneratorType_type.tp_getattro = PyObject_GenericGetAttr;
    __pyx_GeneratorType_type.tp_iter = PyObject_SelfIter;
    __pyx_GeneratorType = __Pyx_FetchCommonType(&__pyx_GeneratorType_type);
    if (unlikely(!__pyx_GeneratorType)) {
        return -1;
    }
    return 0;
}

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;
}

static int __Pyx_ExportVoidPtr(PyObject *name, void *p, const char *sig) {
    PyObject *d;
    PyObject *cobj = 0;
    d = PyDict_GetItem(__pyx_d, __pyx_n_s_pyx_capi);
    Py_XINCREF(d);
    if (!d) {
        d = PyDict_New();
        if (!d)
            goto bad;
        if (__Pyx_PyObject_SetAttrStr(__pyx_m, __pyx_n_s_pyx_capi, d) < 0)
            goto bad;
    }
#if PY_VERSION_HEX >= 0x02070000
    cobj = PyCapsule_New(p, sig, 0);
#else
    cobj = PyCObject_FromVoidPtrAndDesc(p, (void *)sig, 0);
#endif
    if (!cobj)
        goto bad;
    if (PyDict_SetItem(d, name, cobj) < 0)
        goto bad;
    Py_DECREF(cobj);
    Py_DECREF(d);
    return 0;
bad:
    Py_XDECREF(cobj);
    Py_XDECREF(d);
    return -1;
}

static int __Pyx_ExportFunction(const char *name, void (*f)(void), const char *sig) {
    PyObject *d = 0;
    PyObject *cobj = 0;
    union {
        void (*fp)(void);
        void *p;
    } tmp;
    d = PyObject_GetAttrString(__pyx_m, (char *)"__pyx_capi__");
    if (!d) {
        PyErr_Clear();
        d = PyDict_New();
        if (!d)
            goto bad;
        Py_INCREF(d);
        if (PyModule_AddObject(__pyx_m, (char *)"__pyx_capi__", d) < 0)
            goto bad;
    }
    tmp.fp = f;
#if PY_VERSION_HEX >= 0x02070000
    cobj = PyCapsule_New(tmp.p, sig, 0);
#else
    cobj = PyCObject_FromVoidPtrAndDesc(tmp.p, (void *)sig, 0);
#endif
    if (!cobj)
        goto bad;
    if (PyDict_SetItemString(d, name, cobj) < 0)
        goto bad;
    Py_DECREF(cobj);
    Py_DECREF(d);
    return 0;
bad:
    Py_XDECREF(cobj);
    Py_XDECREF(d);
    return -1;
}

#ifndef __PYX_HAVE_RT_ImportModule
#define __PYX_HAVE_RT_ImportModule
static PyObject *__Pyx_ImportModule(const char *name) {
    PyObject *py_name = 0;
    PyObject *py_module = 0;
    py_name = __Pyx_PyIdentifier_FromString(name);
    if (!py_name)
        goto bad;
    py_module = PyImport_Import(py_name);
    Py_DECREF(py_name);
    return py_module;
bad:
    Py_XDECREF(py_name);
    return 0;
}
#endif

#ifndef __PYX_HAVE_RT_ImportType
#define __PYX_HAVE_RT_ImportType
static PyTypeObject *__Pyx_ImportType(const char *module_name, const char *class_name,
    size_t size, int strict)
{
    PyObject *py_module = 0;
    PyObject *result = 0;
    PyObject *py_name = 0;
    char warning[200];
    Py_ssize_t basicsize;
#ifdef Py_LIMITED_API
    PyObject *py_basicsize;
#endif
    py_module = __Pyx_ImportModule(module_name);
    if (!py_module)
        goto bad;
    py_name = __Pyx_PyIdentifier_FromString(class_name);
    if (!py_name)
        goto bad;
    result = PyObject_GetAttr(py_module, py_name);
    Py_DECREF(py_name);
    py_name = 0;
    Py_DECREF(py_module);
    py_module = 0;
    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 (!strict && (size_t)basicsize > size) {
        PyOS_snprintf(warning, sizeof(warning),
            "%s.%s size changed, may indicate binary incompatibility",
            module_name, class_name);
        if (PyErr_WarnEx(NULL, warning, 0) < 0) goto bad;
    }
    else if ((size_t)basicsize != size) {
        PyErr_Format(PyExc_ValueError,
            "%.200s.%.200s has the wrong size, try recompiling",
            module_name, class_name);
        goto bad;
    }
    return (PyTypeObject *)result;
bad:
    Py_XDECREF(py_module);
    Py_XDECREF(result);
    return NULL;
}
#endif

#ifndef __PYX_HAVE_RT_ImportFunction
#define __PYX_HAVE_RT_ImportFunction
static int __Pyx_ImportFunction(PyObject *module, const char *funcname, void (**f)(void), const char *sig) {
    PyObject *d = 0;
    PyObject *cobj = 0;
    union {
        void (*fp)(void);
        void *p;
    } tmp;
    d = PyObject_GetAttrString(module, (char *)"__pyx_capi__");
    if (!d)
        goto bad;
    cobj = PyDict_GetItemString(d, funcname);
    if (!cobj) {
        PyErr_Format(PyExc_ImportError,
            "%.200s does not export expected C function %.200s",
                PyModule_GetName(module), funcname);
        goto bad;
    }
#if PY_VERSION_HEX >= 0x02070000
    if (!PyCapsule_IsValid(cobj, sig)) {
        PyErr_Format(PyExc_TypeError,
            "C function %.200s.%.200s has wrong signature (expected %.500s, got %.500s)",
             PyModule_GetName(module), funcname, sig, PyCapsule_GetName(cobj));
        goto bad;
    }
    tmp.p = PyCapsule_GetPointer(cobj, sig);
#else
    {const char *desc, *s1, *s2;
    desc = (const char *)PyCObject_GetDesc(cobj);
    if (!desc)
        goto bad;
    s1 = desc; s2 = sig;
    while (*s1 != '\0' && *s1 == *s2) { s1++; s2++; }
    if (*s1 != *s2) {
        PyErr_Format(PyExc_TypeError,
            "C function %.200s.%.200s has wrong signature (expected %.500s, got %.500s)",
             PyModule_GetName(module), funcname, sig, desc);
        goto bad;
    }
    tmp.p = PyCObject_AsVoidPtr(cobj);}
#endif
    *f = tmp.fp;
    if (!(*f))
        goto bad;
    Py_DECREF(d);
    return 0;
bad:
    Py_XDECREF(d);
    return -1;
}
#endif

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;
        ++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 char* __Pyx_PyObject_AsString(PyObject* o) {
    Py_ssize_t ignore;
    return __Pyx_PyObject_AsStringAndSize(o, &ignore);
}
static CYTHON_INLINE char* __Pyx_PyObject_AsStringAndSize(PyObject* o, Py_ssize_t *length) {
#if CYTHON_COMPILING_IN_CPYTHON && (__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)) {
#if PY_VERSION_HEX < 0x03030000
        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
        if (__Pyx_PyUnicode_READY(o) == -1) return NULL;
#if __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
        if (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
    } 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 PyObject* __Pyx_PyNumber_Int(PyObject* x) {
  PyNumberMethods *m;
  const char *name = NULL;
  PyObject *res = NULL;
#if PY_MAJOR_VERSION < 3
  if (PyInt_Check(x) || PyLong_Check(x))
#else
  if (PyLong_Check(x))
#endif
    return __Pyx_NewRef(x);
  m = Py_TYPE(x)->tp_as_number;
#if PY_MAJOR_VERSION < 3
  if (m && m->nb_int) {
    name = "int";
    res = PyNumber_Int(x);
  }
  else if (m && m->nb_long) {
    name = "long";
    res = PyNumber_Long(x);
  }
#else
  if (m && m->nb_int) {
    name = "int";
    res = PyNumber_Long(x);
  }
#endif
  if (res) {
#if PY_MAJOR_VERSION < 3
    if (!PyInt_Check(res) && !PyLong_Check(res)) {
#else
    if (!PyLong_Check(res)) {
#endif
      PyErr_Format(PyExc_TypeError,
                   "__%.4s__ returned non-%.4s (type %.200s)",
                   name, name, Py_TYPE(res)->tp_name);
      Py_DECREF(res);
      return NULL;
    }
  }
  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(x);
  }
#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) | digits[0]));
           }
           break;
         case -2:
           if (8 * sizeof(Py_ssize_t) > 2 * PyLong_SHIFT) {
             return -(Py_ssize_t) (((((size_t)digits[1]) << PyLong_SHIFT) | digits[0]));
           }
           break;
         case 3:
           if (8 * sizeof(Py_ssize_t) > 3 * PyLong_SHIFT) {
             return (Py_ssize_t) (((((((size_t)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
           }
           break;
         case -3:
           if (8 * sizeof(Py_ssize_t) > 3 * PyLong_SHIFT) {
             return -(Py_ssize_t) (((((((size_t)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
           }
           break;
         case 4:
           if (8 * sizeof(Py_ssize_t) > 4 * PyLong_SHIFT) {
             return (Py_ssize_t) (((((((((size_t)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
           }
           break;
         case -4:
           if (8 * sizeof(Py_ssize_t) > 4 * PyLong_SHIFT) {
             return -(Py_ssize_t) (((((((((size_t)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | 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_PyInt_FromSize_t(size_t ival) {
    return PyInt_FromSize_t(ival);
}


#endif /* Py_PYTHON_H */
