/* Generated by Cython 0.23.5 */

#define PY_SSIZE_T_CLEAN
#include "Python.h"
#ifndef Py_PYTHON_H
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#elif PY_VERSION_HEX < 0x02060000 || (0x03000000 <= PY_VERSION_HEX && PY_VERSION_HEX < 0x03020000)
    #error Cython requires Python 2.6+ or Python 3.2+.
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#define CYTHON_ABI "0_23_5"
#include <stddef.h>
#ifndef offsetof
#define offsetof(type, member) ( (size_t) & ((type*)0) -> member )
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#ifndef DL_IMPORT
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#ifndef DL_EXPORT
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#ifndef Py_HUGE_VAL
  #define Py_HUGE_VAL HUGE_VAL
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#ifdef PYPY_VERSION
#define CYTHON_COMPILING_IN_PYPY 1
#define CYTHON_COMPILING_IN_CPYTHON 0
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#define CYTHON_COMPILING_IN_PYPY 0
#define CYTHON_COMPILING_IN_CPYTHON 1
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#if !defined(CYTHON_USE_PYLONG_INTERNALS) && CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX >= 0x02070000
#define CYTHON_USE_PYLONG_INTERNALS 1
#endif
#if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX < 0x02070600 && !defined(Py_OptimizeFlag)
#define Py_OptimizeFlag 0
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#define __PYX_BUILD_PY_SSIZE_T "n"
#define CYTHON_FORMAT_SSIZE_T "z"
#if PY_MAJOR_VERSION < 3
  #define __Pyx_BUILTIN_MODULE_NAME "__builtin__"
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#ifndef Py_TPFLAGS_CHECKTYPES
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#ifndef Py_TPFLAGS_HAVE_INDEX
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  #define CYTHON_PEP393_ENABLED 0
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  #define __Pyx_PyUnicode_KIND(u)         (sizeof(Py_UNICODE))
  #define __Pyx_PyUnicode_DATA(u)         ((void*)PyUnicode_AS_UNICODE(u))
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#if CYTHON_COMPILING_IN_PYPY
  #define __Pyx_PyUnicode_Concat(a, b)      PyNumber_Add(a, b)
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  #define __Pyx_PyUnicode_Concat(a, b)      PyUnicode_Concat(a, b)
  #define __Pyx_PyUnicode_ConcatSafe(a, b)  ((unlikely((a) == Py_None) || unlikely((b) == Py_None)) ?\
      PyNumber_Add(a, b) : __Pyx_PyUnicode_Concat(a, b))
#endif
#if CYTHON_COMPILING_IN_PYPY && !defined(PyUnicode_Contains)
  #define PyUnicode_Contains(u, s)  PySequence_Contains(u, s)
#endif
#define __Pyx_PyString_FormatSafe(a, b)   ((unlikely((a) == Py_None)) ? PyNumber_Remainder(a, b) : __Pyx_PyString_Format(a, b))
#define __Pyx_PyUnicode_FormatSafe(a, b)  ((unlikely((a) == Py_None)) ? PyNumber_Remainder(a, b) : PyUnicode_Format(a, b))
#if PY_MAJOR_VERSION >= 3
  #define __Pyx_PyString_Format(a, b)  PyUnicode_Format(a, b)
#else
  #define __Pyx_PyString_Format(a, b)  PyString_Format(a, b)
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#if PY_MAJOR_VERSION >= 3
  #define PyBaseString_Type            PyUnicode_Type
  #define PyStringObject               PyUnicodeObject
  #define PyString_Type                PyUnicode_Type
  #define PyString_Check               PyUnicode_Check
  #define PyString_CheckExact          PyUnicode_CheckExact
#endif
#if PY_MAJOR_VERSION >= 3
  #define __Pyx_PyBaseString_Check(obj) PyUnicode_Check(obj)
  #define __Pyx_PyBaseString_CheckExact(obj) PyUnicode_CheckExact(obj)
#else
  #define __Pyx_PyBaseString_Check(obj) (PyString_Check(obj) || PyUnicode_Check(obj))
  #define __Pyx_PyBaseString_CheckExact(obj) (PyString_CheckExact(obj) || PyUnicode_CheckExact(obj))
#endif
#ifndef PySet_CheckExact
  #define PySet_CheckExact(obj)        (Py_TYPE(obj) == &PySet_Type)
#endif
#define __Pyx_TypeCheck(obj, type) PyObject_TypeCheck(obj, (PyTypeObject *)type)
#if PY_MAJOR_VERSION >= 3
  #define PyIntObject                  PyLongObject
  #define PyInt_Type                   PyLong_Type
  #define PyInt_Check(op)              PyLong_Check(op)
  #define PyInt_CheckExact(op)         PyLong_CheckExact(op)
  #define PyInt_FromString             PyLong_FromString
  #define PyInt_FromUnicode            PyLong_FromUnicode
  #define PyInt_FromLong               PyLong_FromLong
  #define PyInt_FromSize_t             PyLong_FromSize_t
  #define PyInt_FromSsize_t            PyLong_FromSsize_t
  #define PyInt_AsLong                 PyLong_AsLong
  #define PyInt_AS_LONG                PyLong_AS_LONG
  #define PyInt_AsSsize_t              PyLong_AsSsize_t
  #define PyInt_AsUnsignedLongMask     PyLong_AsUnsignedLongMask
  #define PyInt_AsUnsignedLongLongMask PyLong_AsUnsignedLongLongMask
  #define PyNumber_Int                 PyNumber_Long
#endif
#if PY_MAJOR_VERSION >= 3
  #define PyBoolObject                 PyLongObject
#endif
#if PY_MAJOR_VERSION >= 3 && CYTHON_COMPILING_IN_PYPY
  #ifndef PyUnicode_InternFromString
    #define PyUnicode_InternFromString(s) PyUnicode_FromString(s)
  #endif
#endif
#if PY_VERSION_HEX < 0x030200A4
  typedef long Py_hash_t;
  #define __Pyx_PyInt_FromHash_t PyInt_FromLong
  #define __Pyx_PyInt_AsHash_t   PyInt_AsLong
#else
  #define __Pyx_PyInt_FromHash_t PyInt_FromSsize_t
  #define __Pyx_PyInt_AsHash_t   PyInt_AsSsize_t
#endif
#if PY_MAJOR_VERSION >= 3
  #define __Pyx_PyMethod_New(func, self, klass) ((self) ? PyMethod_New(func, self) : PyInstanceMethod_New(func))
#else
  #define __Pyx_PyMethod_New(func, self, klass) PyMethod_New(func, self, klass)
#endif
#if PY_VERSION_HEX >= 0x030500B1
#define __Pyx_PyAsyncMethodsStruct PyAsyncMethods
#define __Pyx_PyType_AsAsync(obj) (Py_TYPE(obj)->tp_as_async)
#elif CYTHON_COMPILING_IN_CPYTHON && PY_MAJOR_VERSION >= 3
typedef struct {
    unaryfunc am_await;
    unaryfunc am_aiter;
    unaryfunc am_anext;
} __Pyx_PyAsyncMethodsStruct;
#define __Pyx_PyType_AsAsync(obj) ((__Pyx_PyAsyncMethodsStruct*) (Py_TYPE(obj)->tp_reserved))
#else
#define __Pyx_PyType_AsAsync(obj) NULL
#endif
#ifndef CYTHON_RESTRICT
  #if defined(__GNUC__)
    #define CYTHON_RESTRICT __restrict__
  #elif defined(_MSC_VER) && _MSC_VER >= 1400
    #define CYTHON_RESTRICT __restrict
  #elif defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
    #define CYTHON_RESTRICT restrict
  #else
    #define CYTHON_RESTRICT
  #endif
#endif
#define __Pyx_void_to_None(void_result) ((void)(void_result), Py_INCREF(Py_None), Py_None)

#ifndef __cplusplus
  #error "Cython files generated with the C++ option must be compiled with a C++ compiler."
#endif
#ifndef CYTHON_INLINE
  #define CYTHON_INLINE inline
#endif
template<typename T>
void __Pyx_call_destructor(T& x) {
    x.~T();
}
template<typename T>
class __Pyx_FakeReference {
  public:
    __Pyx_FakeReference() : ptr(NULL) { }
    __Pyx_FakeReference(const T& ref) : ptr(const_cast<T*>(&ref)) { }
    T *operator->() { return ptr; }
    operator T&() { return *ptr; }
  private:
    T *ptr;
};

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


#if PY_MAJOR_VERSION >= 3
  #define __Pyx_PyNumber_Divide(x,y)         PyNumber_TrueDivide(x,y)
  #define __Pyx_PyNumber_InPlaceDivide(x,y)  PyNumber_InPlaceTrueDivide(x,y)
#else
  #define __Pyx_PyNumber_Divide(x,y)         PyNumber_Divide(x,y)
  #define __Pyx_PyNumber_InPlaceDivide(x,y)  PyNumber_InPlaceDivide(x,y)
#endif

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

#define __PYX_HAVE__thinc__extra__eg
#define __PYX_HAVE_API__thinc__extra__eg
#include "math.h"
#include "string.h"
#include "stdint.h"
#include <vector>
#include "ios"
#include "new"
#include "stdexcept"
#include "typeinfo"
#include "stdlib.h"
#include "murmurhash/MurmurHash3.h"
#include "murmurhash/MurmurHash2.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
# endif
#endif
#ifndef CYTHON_NCP_UNUSED
# if CYTHON_COMPILING_IN_CPYTHON
#  define CYTHON_NCP_UNUSED
# else
#  define CYTHON_NCP_UNUSED CYTHON_UNUSED
# endif
#endif
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;

#define __PYX_DEFAULT_STRING_ENCODING_IS_ASCII 0
#define __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT 0
#define __PYX_DEFAULT_STRING_ENCODING ""
#define __Pyx_PyObject_FromString __Pyx_PyBytes_FromString
#define __Pyx_PyObject_FromStringAndSize __Pyx_PyBytes_FromStringAndSize
#define __Pyx_uchar_cast(c) ((unsigned char)c)
#define __Pyx_long_cast(x) ((long)x)
#define __Pyx_fits_Py_ssize_t(v, type, is_signed)  (\
    (sizeof(type) < sizeof(Py_ssize_t))  ||\
    (sizeof(type) > sizeof(Py_ssize_t) &&\
          likely(v < (type)PY_SSIZE_T_MAX ||\
                 v == (type)PY_SSIZE_T_MAX)  &&\
          (!is_signed || likely(v > (type)PY_SSIZE_T_MIN ||\
                                v == (type)PY_SSIZE_T_MIN)))  ||\
    (sizeof(type) == sizeof(Py_ssize_t) &&\
          (is_signed || likely(v < (type)PY_SSIZE_T_MAX ||\
                               v == (type)PY_SSIZE_T_MAX)))  )
#if defined (__cplusplus) && __cplusplus >= 201103L
    #include <cstdlib>
    #define __Pyx_sst_abs(value) std::abs(value)
#elif SIZEOF_INT >= SIZEOF_SIZE_T
    #define __Pyx_sst_abs(value) abs(value)
#elif SIZEOF_LONG >= SIZEOF_SIZE_T
    #define __Pyx_sst_abs(value) labs(value)
#elif defined (_MSC_VER) && defined (_M_X64)
    #define __Pyx_sst_abs(value) _abs64(value)
#elif defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
    #define __Pyx_sst_abs(value) llabs(value)
#elif defined (__GNUC__)
    #define __Pyx_sst_abs(value) __builtin_llabs(value)
#else
    #define __Pyx_sst_abs(value) ((value<0) ? -value : value)
#endif
static CYTHON_INLINE 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
#endif
#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)
#if PY_MAJOR_VERSION < 3
static CYTHON_INLINE size_t __Pyx_Py_UNICODE_strlen(const Py_UNICODE *u)
{
    const Py_UNICODE *u_end = u;
    while (*u_end++) ;
    return (size_t)(u_end - u - 1);
}
#else
#define __Pyx_Py_UNICODE_strlen Py_UNICODE_strlen
#endif
#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*);
static CYTHON_INLINE PyObject* __Pyx_PyNumber_Int(PyObject* x);
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) {
    PyObject* sys;
    PyObject* default_encoding = NULL;
    PyObject* ascii_chars_u = NULL;
    PyObject* ascii_chars_b = NULL;
    const char* default_encoding_c;
    sys = PyImport_ImportModule("sys");
    if (!sys) goto bad;
    default_encoding = PyObject_CallMethod(sys, (char*) "getdefaultencoding", NULL);
    Py_DECREF(sys);
    if (!default_encoding) goto bad;
    default_encoding_c = PyBytes_AsString(default_encoding);
    if (!default_encoding_c) goto bad;
    if (strcmp(default_encoding_c, "ascii") == 0) {
        __Pyx_sys_getdefaultencoding_not_ascii = 0;
    } else {
        char ascii_chars[128];
        int c;
        for (c = 0; c < 128; c++) {
            ascii_chars[c] = c;
        }
        __Pyx_sys_getdefaultencoding_not_ascii = 1;
        ascii_chars_u = PyUnicode_DecodeASCII(ascii_chars, 128, NULL);
        if (!ascii_chars_u) goto bad;
        ascii_chars_b = PyUnicode_AsEncodedString(ascii_chars_u, default_encoding_c, NULL);
        if (!ascii_chars_b || !PyBytes_Check(ascii_chars_b) || memcmp(ascii_chars, PyBytes_AS_STRING(ascii_chars_b), 128) != 0) {
            PyErr_Format(
                PyExc_ValueError,
                "This module compiled with c_string_encoding=ascii, but default encoding '%.200s' is not a superset of ascii.",
                default_encoding_c);
            goto bad;
        }
        Py_DECREF(ascii_chars_u);
        Py_DECREF(ascii_chars_b);
    }
    Py_DECREF(default_encoding);
    return 0;
bad:
    Py_XDECREF(default_encoding);
    Py_XDECREF(ascii_chars_u);
    Py_XDECREF(ascii_chars_b);
    return -1;
}
#endif
#if __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT && PY_MAJOR_VERSION >= 3
#define __Pyx_PyUnicode_FromStringAndSize(c_str, size) PyUnicode_DecodeUTF8(c_str, size, NULL)
#else
#define __Pyx_PyUnicode_FromStringAndSize(c_str, size) PyUnicode_Decode(c_str, size, __PYX_DEFAULT_STRING_ENCODING, NULL)
#if __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT
static char* __PYX_DEFAULT_STRING_ENCODING;
static int __Pyx_init_sys_getdefaultencoding_params(void) {
    PyObject* sys;
    PyObject* default_encoding = NULL;
    char* default_encoding_c;
    sys = PyImport_ImportModule("sys");
    if (!sys) goto bad;
    default_encoding = PyObject_CallMethod(sys, (char*) (const char*) "getdefaultencoding", NULL);
    Py_DECREF(sys);
    if (!default_encoding) goto bad;
    default_encoding_c = PyBytes_AsString(default_encoding);
    if (!default_encoding_c) goto bad;
    __PYX_DEFAULT_STRING_ENCODING = (char*) malloc(strlen(default_encoding_c));
    if (!__PYX_DEFAULT_STRING_ENCODING) goto bad;
    strcpy(__PYX_DEFAULT_STRING_ENCODING, default_encoding_c);
    Py_DECREF(default_encoding);
    return 0;
bad:
    Py_XDECREF(default_encoding);
    return -1;
}
#endif
#endif


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

static 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;


static const char *__pyx_f[] = {
  "thinc/extra/eg.pyx",
  "thinc/extra/eg.pxd",
  ".env/lib/python2.7/site-packages/cymem/cymem.pxd",
  ".env/lib/python2.7/site-packages/preshed/maps.pxd",
  "thinc/linalg.pxd",
};
#if defined(__GNUC__)
#define __Pyx_PACKED __attribute__((__packed__))
#else
#define __Pyx_PACKED
#endif


/* "preshed/maps.pxd":5
 * 
 * 
 * ctypedef uint64_t key_t             # <<<<<<<<<<<<<<
 * 
 * 
 */
typedef uint64_t __pyx_t_7preshed_4maps_key_t;

/* "typedefs.pxd":7
 * 
 * 
 * ctypedef float weight_t             # <<<<<<<<<<<<<<
 * ctypedef uint64_t atom_t
 * ctypedef uint64_t feat_t
 */
typedef float __pyx_t_5thinc_8typedefs_weight_t;

/* "typedefs.pxd":8
 * 
 * ctypedef float weight_t
 * ctypedef uint64_t atom_t             # <<<<<<<<<<<<<<
 * ctypedef uint64_t feat_t
 * ctypedef uint64_t hash_t
 */
typedef uint64_t __pyx_t_5thinc_8typedefs_atom_t;

/* "typedefs.pxd":9
 * ctypedef float weight_t
 * ctypedef uint64_t atom_t
 * ctypedef uint64_t feat_t             # <<<<<<<<<<<<<<
 * ctypedef uint64_t hash_t
 * ctypedef int32_t class_t
 */
typedef uint64_t __pyx_t_5thinc_8typedefs_feat_t;

/* "typedefs.pxd":10
 * ctypedef uint64_t atom_t
 * ctypedef uint64_t feat_t
 * ctypedef uint64_t hash_t             # <<<<<<<<<<<<<<
 * ctypedef int32_t class_t
 * ctypedef uint32_t count_t
 */
typedef uint64_t __pyx_t_5thinc_8typedefs_hash_t;

/* "typedefs.pxd":11
 * ctypedef uint64_t feat_t
 * ctypedef uint64_t hash_t
 * ctypedef int32_t class_t             # <<<<<<<<<<<<<<
 * ctypedef uint32_t count_t
 * ctypedef uint32_t time_t
 */
typedef int32_t __pyx_t_5thinc_8typedefs_class_t;

/* "typedefs.pxd":12
 * ctypedef uint64_t hash_t
 * ctypedef int32_t class_t
 * ctypedef uint32_t count_t             # <<<<<<<<<<<<<<
 * ctypedef uint32_t time_t
 * ctypedef int32_t len_t
 */
typedef uint32_t __pyx_t_5thinc_8typedefs_count_t;

/* "typedefs.pxd":13
 * ctypedef int32_t class_t
 * ctypedef uint32_t count_t
 * ctypedef uint32_t time_t             # <<<<<<<<<<<<<<
 * ctypedef int32_t len_t
 * ctypedef int32_t idx_t
 */
typedef uint32_t __pyx_t_5thinc_8typedefs_time_t;

/* "typedefs.pxd":14
 * ctypedef uint32_t count_t
 * ctypedef uint32_t time_t
 * ctypedef int32_t len_t             # <<<<<<<<<<<<<<
 * ctypedef int32_t idx_t
 * 
 */
typedef int32_t __pyx_t_5thinc_8typedefs_len_t;

/* "typedefs.pxd":15
 * ctypedef uint32_t time_t
 * ctypedef int32_t len_t
 * ctypedef int32_t idx_t             # <<<<<<<<<<<<<<
 * 
 * 
 */
typedef int32_t __pyx_t_5thinc_8typedefs_idx_t;

/*--- Type declarations ---*/
struct __pyx_obj_5cymem_5cymem_Pool;
struct __pyx_obj_5cymem_5cymem_Address;
struct __pyx_obj_7preshed_4maps_PreshMap;
struct __pyx_obj_7preshed_4maps_PreshMapArray;
struct __pyx_obj_5thinc_6linalg_Matrix;
struct __pyx_obj_5thinc_6linalg_Vec;
struct __pyx_obj_5thinc_6linalg_VecVec;
struct __pyx_obj_5thinc_6linalg_Mat;
struct __pyx_obj_5thinc_6linalg_MatVec;
struct __pyx_obj_5thinc_6linalg_MatMat;
struct __pyx_obj_5thinc_5extra_2eg_Example;
struct __pyx_obj_5thinc_5extra_2eg___pyx_scope_struct____get__;
struct __pyx_t_7preshed_4maps_Cell;
struct __pyx_t_7preshed_4maps_MapStruct;

/* "preshed/maps.pxd":8
 * 
 * 
 * cdef struct Cell:             # <<<<<<<<<<<<<<
 *     key_t key
 *     void* value
 */
struct __pyx_t_7preshed_4maps_Cell {
  __pyx_t_7preshed_4maps_key_t key;
  void *value;
};

/* "preshed/maps.pxd":13
 * 
 * 
 * cdef struct MapStruct:             # <<<<<<<<<<<<<<
 *     Cell* cells
 *     void* value_for_empty_key
 */
struct __pyx_t_7preshed_4maps_MapStruct {
  struct __pyx_t_7preshed_4maps_Cell *cells;
  void *value_for_empty_key;
  void *value_for_del_key;
  __pyx_t_7preshed_4maps_key_t length;
  __pyx_t_7preshed_4maps_key_t filled;
  int is_empty_key_set;
  int is_del_key_set;
};
struct __pyx_t_5thinc_7structs_ConstantsC;
struct __pyx_t_5thinc_7structs_EmbedC;
struct __pyx_t_5thinc_7structs_NeuralNetC;
struct __pyx_t_5thinc_7structs_ExampleC;
struct __pyx_t_5thinc_7structs_MinibatchC;
struct __pyx_t_5thinc_7structs_SparseArrayC;
struct __pyx_t_5thinc_7structs_FeatureC;
struct __pyx_t_5thinc_7structs_SparseAverageC;
struct __pyx_t_5thinc_7structs_TemplateC;

/* "structs.pxd":14
 * include "compile_time_constants.pxi"
 * 
 * ctypedef vector[weight_t] vector_weight_t             # <<<<<<<<<<<<<<
 * 
 * 
 */
typedef std::vector<__pyx_t_5thinc_8typedefs_weight_t>  __pyx_t_5thinc_7structs_vector_weight_t;

/* "structs.pxd":17
 * 
 * 
 * ctypedef void (*do_update_t)(             # <<<<<<<<<<<<<<
 *     weight_t* weights,
 *     weight_t* gradient,
 */
typedef void (*__pyx_t_5thinc_7structs_do_update_t)(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_len_t, struct __pyx_t_5thinc_7structs_ConstantsC const *);

/* "structs.pxd":25
 * 
 * 
 * ctypedef void (*do_feed_fwd_t)(             # <<<<<<<<<<<<<<
 *     weight_t** fwd,
 *         const weight_t* W,
 */
typedef void (*__pyx_t_5thinc_7structs_do_feed_fwd_t)(__pyx_t_5thinc_8typedefs_weight_t **, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_len_t const *, int, int, struct __pyx_t_5thinc_7structs_ConstantsC const *);

/* "structs.pxd":35
 * 
 * 
 * ctypedef void (*do_feed_bwd_t)(             # <<<<<<<<<<<<<<
 *     weight_t* G,
 *     weight_t** bwd,
 */
typedef void (*__pyx_t_5thinc_7structs_do_feed_bwd_t)(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t **, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t const *const *, __pyx_t_5thinc_8typedefs_len_t const *, int, int, struct __pyx_t_5thinc_7structs_ConstantsC const *);

/* "structs.pxd":48
 * 
 * # Alias this, so that it matches our naming scheme
 * ctypedef MapStruct MapC             # <<<<<<<<<<<<<<
 * 
 * 
 */
typedef struct __pyx_t_7preshed_4maps_MapStruct __pyx_t_5thinc_7structs_MapC;

/* "structs.pxd":51
 * 
 * 
 * cdef struct ConstantsC:             # <<<<<<<<<<<<<<
 *     weight_t a
 *     weight_t b
 */
struct __pyx_t_5thinc_7structs_ConstantsC {
  __pyx_t_5thinc_8typedefs_weight_t a;
  __pyx_t_5thinc_8typedefs_weight_t b;
  __pyx_t_5thinc_8typedefs_weight_t c;
  __pyx_t_5thinc_8typedefs_weight_t d;
  __pyx_t_5thinc_8typedefs_weight_t e;
  __pyx_t_5thinc_8typedefs_weight_t g;
  __pyx_t_5thinc_8typedefs_weight_t h;
  __pyx_t_5thinc_8typedefs_weight_t i;
  __pyx_t_5thinc_8typedefs_weight_t j;
  __pyx_t_5thinc_8typedefs_weight_t k;
  __pyx_t_5thinc_8typedefs_weight_t l;
  __pyx_t_5thinc_8typedefs_weight_t m;
  __pyx_t_5thinc_8typedefs_weight_t n;
  __pyx_t_5thinc_8typedefs_weight_t o;
  __pyx_t_5thinc_8typedefs_weight_t p;
  __pyx_t_5thinc_8typedefs_weight_t q;
  __pyx_t_5thinc_8typedefs_weight_t r;
  __pyx_t_5thinc_8typedefs_weight_t s;
  __pyx_t_5thinc_8typedefs_weight_t t;
  __pyx_t_5thinc_8typedefs_weight_t u;
  __pyx_t_5thinc_8typedefs_weight_t w;
  __pyx_t_5thinc_8typedefs_weight_t x;
  __pyx_t_5thinc_8typedefs_weight_t y;
  __pyx_t_5thinc_8typedefs_weight_t z;
};

/* "structs.pxd":78
 * 
 * 
 * cdef struct EmbedC:             # <<<<<<<<<<<<<<
 *     MapC** weights
 *     MapC** gradients
 */
struct __pyx_t_5thinc_7structs_EmbedC {
  __pyx_t_5thinc_7structs_MapC **weights;
  __pyx_t_5thinc_7structs_MapC **gradients;
  __pyx_t_5thinc_8typedefs_weight_t **defaults;
  __pyx_t_5thinc_8typedefs_weight_t **d_defaults;
  __pyx_t_5thinc_8typedefs_idx_t *offsets;
  __pyx_t_5thinc_8typedefs_len_t *lengths;
  __pyx_t_5thinc_8typedefs_len_t nr;
  int nr_support;
};

/* "structs.pxd":89
 * 
 * 
 * cdef struct NeuralNetC:             # <<<<<<<<<<<<<<
 *     do_feed_fwd_t feed_fwd
 *     do_feed_bwd_t feed_bwd
 */
struct __pyx_t_5thinc_7structs_NeuralNetC {
  __pyx_t_5thinc_7structs_do_feed_fwd_t feed_fwd;
  __pyx_t_5thinc_7structs_do_feed_bwd_t feed_bwd;
  __pyx_t_5thinc_7structs_do_update_t update;
  __pyx_t_5thinc_8typedefs_len_t *widths;
  __pyx_t_5thinc_8typedefs_weight_t *weights;
  __pyx_t_5thinc_8typedefs_weight_t *gradient;
  struct __pyx_t_5thinc_7structs_EmbedC *embed;
  __pyx_t_5thinc_8typedefs_len_t nr_layer;
  __pyx_t_5thinc_8typedefs_len_t nr_weight;
  __pyx_t_5thinc_8typedefs_len_t nr_node;
  struct __pyx_t_5thinc_7structs_ConstantsC hp;
};

/* "structs.pxd":112
 * 
 * 
 * cdef struct ExampleC:             # <<<<<<<<<<<<<<
 *     int* is_valid
 *     weight_t* costs
 */
struct __pyx_t_5thinc_7structs_ExampleC {
  int *is_valid;
  __pyx_t_5thinc_8typedefs_weight_t *costs;
  uint64_t *atoms;
  struct __pyx_t_5thinc_7structs_FeatureC *features;
  __pyx_t_5thinc_8typedefs_weight_t *scores;
  int nr_class;
  int nr_atom;
  int nr_feat;
};
struct __pyx_t_5thinc_7structs_MinibatchC {

  /* "structs.pxd":124
 * 
 * 
 * cdef cppclass MinibatchC:             # <<<<<<<<<<<<<<
 *     weight_t** _fwd
 *     weight_t** _bwd
 */
  __pyx_t_5thinc_8typedefs_weight_t **_fwd;
  __pyx_t_5thinc_8typedefs_weight_t **_bwd;
  struct __pyx_t_5thinc_7structs_FeatureC **_feats;
  __pyx_t_5thinc_8typedefs_len_t *_nr_feat;
  __pyx_t_5thinc_8typedefs_weight_t *_costs;
  int *_is_valid;
  uint64_t *signatures;
  __pyx_t_5thinc_8typedefs_len_t *widths;
  int i;
  int nr_layer;
  int batch_size;
   __pyx_t_5thinc_7structs_MinibatchC(__pyx_t_5thinc_8typedefs_len_t *, int, int);
  virtual  ~__pyx_t_5thinc_7structs_MinibatchC(void);
  virtual void reset(void);
  virtual int nr_in(void);
  virtual int nr_out(void);
  virtual int push_back(struct __pyx_t_5thinc_7structs_FeatureC const *, int, __pyx_t_5thinc_8typedefs_weight_t const *, int const *, uint64_t);
  virtual struct __pyx_t_5thinc_7structs_FeatureC *features(int);
  virtual int nr_feat(int);
  virtual __pyx_t_5thinc_8typedefs_weight_t *fwd(int, int);
  virtual __pyx_t_5thinc_8typedefs_weight_t *bwd(int, int);
  virtual __pyx_t_5thinc_8typedefs_weight_t *scores(int);
  virtual __pyx_t_5thinc_8typedefs_weight_t *losses(int);
  virtual __pyx_t_5thinc_8typedefs_weight_t *costs(int);
  virtual int *is_valid(int);
  virtual int guess(int);
  virtual int best(int);
};

/* "structs.pxd":258
 * 
 * 
 * cdef packed struct SparseArrayC:             # <<<<<<<<<<<<<<
 *     int32_t key
 *     weight_t val
 */
#if defined(__SUNPRO_C)
  #pragma pack(1)
#elif !defined(__GNUC__)
  #pragma pack(push, 1)
#endif
struct __Pyx_PACKED __pyx_t_5thinc_7structs_SparseArrayC {
  int32_t key;
  __pyx_t_5thinc_8typedefs_weight_t val;
};
#if defined(__SUNPRO_C)
  #pragma pack()
#elif !defined(__GNUC__)
  #pragma pack(pop)
#endif

/* "structs.pxd":263
 * 
 * 
 * cdef struct FeatureC:             # <<<<<<<<<<<<<<
 *     int i
 *     uint64_t key
 */
struct __pyx_t_5thinc_7structs_FeatureC {
  int i;
  uint64_t key;
  __pyx_t_5thinc_8typedefs_weight_t value;
};

/* "structs.pxd":269
 * 
 * 
 * cdef struct SparseAverageC:             # <<<<<<<<<<<<<<
 *     SparseArrayC* curr
 *     SparseArrayC* mom1
 */
struct __pyx_t_5thinc_7structs_SparseAverageC {
  struct __pyx_t_5thinc_7structs_SparseArrayC *curr;
  struct __pyx_t_5thinc_7structs_SparseArrayC *mom1;
  struct __pyx_t_5thinc_7structs_SparseArrayC *mom2;
  struct __pyx_t_5thinc_7structs_SparseArrayC *avgs;
  struct __pyx_t_5thinc_7structs_SparseArrayC *times;
  __pyx_t_5thinc_8typedefs_weight_t penalty;
};

/* "structs.pxd":278
 * 
 * 
 * cdef struct TemplateC:             # <<<<<<<<<<<<<<
 *     int[MAX_TEMPLATE_LEN] indices
 *     int length
 */
struct __pyx_t_5thinc_7structs_TemplateC {
  int indices[10];
  int length;
  __pyx_t_5thinc_8typedefs_atom_t atoms[10];
};
struct __pyx_opt_args_5thinc_5extra_2eg_init_eg;

/* "thinc/extra/eg.pyx":4
 * cimport cython
 * 
 * cdef ExampleC init_eg(Pool mem, int nr_class=0, int nr_atom=0, int nr_feat=0, widths=None):             # <<<<<<<<<<<<<<
 *     if widths is None:
 *         widths = [nr_class]
 */
struct __pyx_opt_args_5thinc_5extra_2eg_init_eg {
  int __pyx_n;
  int nr_class;
  int nr_atom;
  int nr_feat;
  PyObject *widths;
};

/* "cymem/cymem.pxd":1
 * cdef class Pool:             # <<<<<<<<<<<<<<
 *     cdef readonly size_t size
 *     cdef readonly dict addresses
 */
struct __pyx_obj_5cymem_5cymem_Pool {
  PyObject_HEAD
  struct __pyx_vtabstruct_5cymem_5cymem_Pool *__pyx_vtab;
  size_t size;
  PyObject *addresses;
  PyObject *refs;
};


/* "cymem/cymem.pxd":11
 * 
 * 
 * cdef class Address:             # <<<<<<<<<<<<<<
 *     cdef void* ptr
 */
struct __pyx_obj_5cymem_5cymem_Address {
  PyObject_HEAD
  void *ptr;
};


/* "preshed/maps.pxd":36
 * 
 * 
 * cdef class PreshMap:             # <<<<<<<<<<<<<<
 *     cdef MapStruct* c_map
 *     cdef Pool mem
 */
struct __pyx_obj_7preshed_4maps_PreshMap {
  PyObject_HEAD
  struct __pyx_vtabstruct_7preshed_4maps_PreshMap *__pyx_vtab;
  struct __pyx_t_7preshed_4maps_MapStruct *c_map;
  struct __pyx_obj_5cymem_5cymem_Pool *mem;
};


/* "preshed/maps.pxd":44
 * 
 * 
 * cdef class PreshMapArray:             # <<<<<<<<<<<<<<
 *     cdef Pool mem
 *     cdef MapStruct* maps
 */
struct __pyx_obj_7preshed_4maps_PreshMapArray {
  PyObject_HEAD
  struct __pyx_vtabstruct_7preshed_4maps_PreshMapArray *__pyx_vtab;
  struct __pyx_obj_5cymem_5cymem_Pool *mem;
  struct __pyx_t_7preshed_4maps_MapStruct *maps;
  size_t length;
};


/* "linalg.pxd":22
 * 
 * 
 * cdef class Matrix:             # <<<<<<<<<<<<<<
 *     cdef readonly Pool mem
 *     cdef weight_t* data
 */
struct __pyx_obj_5thinc_6linalg_Matrix {
  PyObject_HEAD
  struct __pyx_obj_5cymem_5cymem_Pool *mem;
  __pyx_t_5thinc_8typedefs_weight_t *data;
  int32_t nr_row;
  int32_t nr_col;
};


/* "linalg.pxd":29
 * 
 * 
 * cdef class Vec:             # <<<<<<<<<<<<<<
 *     @staticmethod
 *     cdef inline int arg_max(const weight_t* scores, const int n_classes) nogil:
 */
struct __pyx_obj_5thinc_6linalg_Vec {
  PyObject_HEAD
  struct __pyx_vtabstruct_5thinc_6linalg_Vec *__pyx_vtab;
};


/* "linalg.pxd":138
 * 
 * 
 * cdef class VecVec:             # <<<<<<<<<<<<<<
 *     @staticmethod
 *     cdef inline void add(weight_t* output,
 */
struct __pyx_obj_5thinc_6linalg_VecVec {
  PyObject_HEAD
  struct __pyx_vtabstruct_5thinc_6linalg_VecVec *__pyx_vtab;
};


/* "linalg.pxd":229
 * 
 * 
 * cdef class Mat:             # <<<<<<<<<<<<<<
 *     @staticmethod
 *     cdef inline void mean_row(weight_t* Ex,
 */
struct __pyx_obj_5thinc_6linalg_Mat {
  PyObject_HEAD
  struct __pyx_vtabstruct_5thinc_6linalg_Mat *__pyx_vtab;
};


/* "linalg.pxd":257
 * 
 * 
 * cdef class MatVec:             # <<<<<<<<<<<<<<
 *     @staticmethod
 *     cdef inline void add_i(weight_t* mat,
 */
struct __pyx_obj_5thinc_6linalg_MatVec {
  PyObject_HEAD
  struct __pyx_vtabstruct_5thinc_6linalg_MatVec *__pyx_vtab;
};


/* "linalg.pxd":423
 * 
 * 
 * cdef class MatMat:             # <<<<<<<<<<<<<<
 *     @staticmethod
 *     cdef inline void add(weight_t* output,
 */
struct __pyx_obj_5thinc_6linalg_MatMat {
  PyObject_HEAD
  struct __pyx_vtabstruct_5thinc_6linalg_MatMat *__pyx_vtab;
};


/* "thinc/extra/eg.pxd":14
 * 
 * 
 * cdef class Example:             # <<<<<<<<<<<<<<
 *     cdef Pool mem
 *     cdef ExampleC c
 */
struct __pyx_obj_5thinc_5extra_2eg_Example {
  PyObject_HEAD
  struct __pyx_vtabstruct_5thinc_5extra_2eg_Example *__pyx_vtab;
  struct __pyx_obj_5cymem_5cymem_Pool *mem;
  struct __pyx_t_5thinc_7structs_ExampleC c;
};


/* "thinc/extra/eg.pyx":61
 * 
 *     property features:
 *         def __get__(self):             # <<<<<<<<<<<<<<
 *             for i in range(self.nr_feat):
 *                 yield self.c.features[i]
 */
struct __pyx_obj_5thinc_5extra_2eg___pyx_scope_struct____get__ {
  PyObject_HEAD
  PyObject *__pyx_v_i;
  struct __pyx_obj_5thinc_5extra_2eg_Example *__pyx_v_self;
  PyObject *__pyx_t_0;
  Py_ssize_t __pyx_t_1;
  PyObject *(*__pyx_t_2)(PyObject *);
};



/* "cymem/cymem.pxd":1
 * cdef class Pool:             # <<<<<<<<<<<<<<
 *     cdef readonly size_t size
 *     cdef readonly dict addresses
 */

struct __pyx_vtabstruct_5cymem_5cymem_Pool {
  void *(*alloc)(struct __pyx_obj_5cymem_5cymem_Pool *, size_t, size_t);
  void (*free)(struct __pyx_obj_5cymem_5cymem_Pool *, void *);
  void *(*realloc)(struct __pyx_obj_5cymem_5cymem_Pool *, void *, size_t);
};
static struct __pyx_vtabstruct_5cymem_5cymem_Pool *__pyx_vtabptr_5cymem_5cymem_Pool;


/* "preshed/maps.pxd":36
 * 
 * 
 * cdef class PreshMap:             # <<<<<<<<<<<<<<
 *     cdef MapStruct* c_map
 *     cdef Pool mem
 */

struct __pyx_vtabstruct_7preshed_4maps_PreshMap {
  void *(*get)(struct __pyx_obj_7preshed_4maps_PreshMap *, __pyx_t_7preshed_4maps_key_t);
  void (*set)(struct __pyx_obj_7preshed_4maps_PreshMap *, __pyx_t_7preshed_4maps_key_t, void *);
};
static struct __pyx_vtabstruct_7preshed_4maps_PreshMap *__pyx_vtabptr_7preshed_4maps_PreshMap;


/* "preshed/maps.pxd":44
 * 
 * 
 * cdef class PreshMapArray:             # <<<<<<<<<<<<<<
 *     cdef Pool mem
 *     cdef MapStruct* maps
 */

struct __pyx_vtabstruct_7preshed_4maps_PreshMapArray {
  void *(*get)(struct __pyx_obj_7preshed_4maps_PreshMapArray *, size_t, __pyx_t_7preshed_4maps_key_t);
  void (*set)(struct __pyx_obj_7preshed_4maps_PreshMapArray *, size_t, __pyx_t_7preshed_4maps_key_t, void *);
};
static struct __pyx_vtabstruct_7preshed_4maps_PreshMapArray *__pyx_vtabptr_7preshed_4maps_PreshMapArray;


/* "linalg.pxd":29
 * 
 * 
 * cdef class Vec:             # <<<<<<<<<<<<<<
 *     @staticmethod
 *     cdef inline int arg_max(const weight_t* scores, const int n_classes) nogil:
 */

struct __pyx_vtabstruct_5thinc_6linalg_Vec {
  int (*arg_max)(__pyx_t_5thinc_8typedefs_weight_t const *, int const );
  __pyx_t_5thinc_8typedefs_weight_t (*max)(__pyx_t_5thinc_8typedefs_weight_t const *, int32_t);
  __pyx_t_5thinc_8typedefs_weight_t (*sum)(__pyx_t_5thinc_8typedefs_weight_t const *, int32_t);
  __pyx_t_5thinc_8typedefs_weight_t (*norm)(__pyx_t_5thinc_8typedefs_weight_t const *, int32_t);
  void (*add)(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t, int32_t);
  void (*add_i)(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t, int32_t);
  void (*mul)(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t, int32_t);
  void (*mul_i)(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t, int32_t);
  void (*pow)(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t, int32_t);
  void (*pow_i)(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const , int32_t);
  void (*div)(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t, int32_t);
  void (*div_i)(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const , int32_t);
  void (*exp)(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t);
  void (*exp_i)(__pyx_t_5thinc_8typedefs_weight_t *, int32_t);
  void (*reciprocal_i)(__pyx_t_5thinc_8typedefs_weight_t *, int32_t);
};
static struct __pyx_vtabstruct_5thinc_6linalg_Vec *__pyx_vtabptr_5thinc_6linalg_Vec;
static CYTHON_INLINE int __pyx_f_5thinc_6linalg_3Vec_arg_max(__pyx_t_5thinc_8typedefs_weight_t const *, int const );
static CYTHON_INLINE __pyx_t_5thinc_8typedefs_weight_t __pyx_f_5thinc_6linalg_3Vec_max(__pyx_t_5thinc_8typedefs_weight_t const *, int32_t);
static CYTHON_INLINE __pyx_t_5thinc_8typedefs_weight_t __pyx_f_5thinc_6linalg_3Vec_sum(__pyx_t_5thinc_8typedefs_weight_t const *, int32_t);
static CYTHON_INLINE __pyx_t_5thinc_8typedefs_weight_t __pyx_f_5thinc_6linalg_3Vec_norm(__pyx_t_5thinc_8typedefs_weight_t const *, int32_t);
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Vec_add(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t, int32_t);
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Vec_add_i(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t, int32_t);
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Vec_mul(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t, int32_t);
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Vec_mul_i(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t, int32_t);
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Vec_pow(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t, int32_t);
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Vec_pow_i(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const , int32_t);
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Vec_div(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t, int32_t);
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Vec_div_i(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const , int32_t);
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Vec_exp(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t);
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Vec_exp_i(__pyx_t_5thinc_8typedefs_weight_t *, int32_t);
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Vec_reciprocal_i(__pyx_t_5thinc_8typedefs_weight_t *, int32_t);


/* "linalg.pxd":138
 * 
 * 
 * cdef class VecVec:             # <<<<<<<<<<<<<<
 *     @staticmethod
 *     cdef inline void add(weight_t* output,
 */

struct __pyx_vtabstruct_5thinc_6linalg_VecVec {
  void (*add)(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t, int32_t);
  void (*add_i)(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t, int32_t);
  void (*batch_add_i)(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t, int32_t, int32_t);
  void (*add_pow)(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t, int32_t);
  void (*add_pow_i)(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t, int32_t);
  void (*mul)(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t);
  void (*mul_i)(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t);
  __pyx_t_5thinc_8typedefs_weight_t (*dot)(__pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t);
  int (*arg_max_if_true)(__pyx_t_5thinc_8typedefs_weight_t const *, int const *, int const );
  int (*arg_max_if_zero)(__pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t const *, int const );
};
static struct __pyx_vtabstruct_5thinc_6linalg_VecVec *__pyx_vtabptr_5thinc_6linalg_VecVec;
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6VecVec_add(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t, int32_t);
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6VecVec_add_i(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t, int32_t);
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6VecVec_batch_add_i(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t, int32_t, int32_t);
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6VecVec_add_pow(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t, int32_t);
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6VecVec_add_pow_i(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t, int32_t);
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6VecVec_mul(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t);
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6VecVec_mul_i(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t);
static CYTHON_INLINE __pyx_t_5thinc_8typedefs_weight_t __pyx_f_5thinc_6linalg_6VecVec_dot(__pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t);
static CYTHON_INLINE int __pyx_f_5thinc_6linalg_6VecVec_arg_max_if_true(__pyx_t_5thinc_8typedefs_weight_t const *, int const *, int const );
static CYTHON_INLINE int __pyx_f_5thinc_6linalg_6VecVec_arg_max_if_zero(__pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t const *, int const );


/* "linalg.pxd":229
 * 
 * 
 * cdef class Mat:             # <<<<<<<<<<<<<<
 *     @staticmethod
 *     cdef inline void mean_row(weight_t* Ex,
 */

struct __pyx_vtabstruct_5thinc_6linalg_Mat {
  void (*mean_row)(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t, int32_t);
  void (*var_row)(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t, int32_t, __pyx_t_5thinc_8typedefs_weight_t);
};
static struct __pyx_vtabstruct_5thinc_6linalg_Mat *__pyx_vtabptr_5thinc_6linalg_Mat;
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Mat_mean_row(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t, int32_t);
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Mat_var_row(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t, int32_t, __pyx_t_5thinc_8typedefs_weight_t);


/* "linalg.pxd":257
 * 
 * 
 * cdef class MatVec:             # <<<<<<<<<<<<<<
 *     @staticmethod
 *     cdef inline void add_i(weight_t* mat,
 */

struct __pyx_vtabstruct_5thinc_6linalg_MatVec {
  void (*add_i)(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t, int32_t, int32_t);
  void (*mul)(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t, int32_t);
  void (*mul_i)(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t, int32_t);
  void (*dot)(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t, int32_t);
  void (*batch_dot)(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t, int32_t, int32_t);
  void (*T_dot)(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t, int32_t);
  void (*batch_T_dot)(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t, int32_t, int32_t);
};
static struct __pyx_vtabstruct_5thinc_6linalg_MatVec *__pyx_vtabptr_5thinc_6linalg_MatVec;
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatVec_add_i(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t, int32_t, int32_t);
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatVec_mul(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t, int32_t);
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatVec_mul_i(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t, int32_t);
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatVec_dot(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t, int32_t);
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatVec_batch_dot(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t, int32_t, int32_t);
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatVec_T_dot(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t, int32_t);
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatVec_batch_T_dot(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t, int32_t, int32_t);


/* "linalg.pxd":423
 * 
 * 
 * cdef class MatMat:             # <<<<<<<<<<<<<<
 *     @staticmethod
 *     cdef inline void add(weight_t* output,
 */

struct __pyx_vtabstruct_5thinc_6linalg_MatMat {
  void (*add)(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t, int32_t);
  void (*add_i)(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t, int32_t);
  void (*mul)(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t, int32_t);
  void (*mul_i)(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t, int32_t);
  void (*add_outer_i)(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t, int32_t);
  void (*batch_add_outer_i)(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t, int32_t, int32_t);
};
static struct __pyx_vtabstruct_5thinc_6linalg_MatMat *__pyx_vtabptr_5thinc_6linalg_MatMat;
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatMat_add(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t, int32_t);
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatMat_add_i(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t, int32_t);
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatMat_mul(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t, int32_t);
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatMat_mul_i(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t, int32_t);
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatMat_add_outer_i(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t, int32_t);
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatMat_batch_add_outer_i(__pyx_t_5thinc_8typedefs_weight_t *, __pyx_t_5thinc_8typedefs_weight_t const *, __pyx_t_5thinc_8typedefs_weight_t const *, int32_t, int32_t, int32_t);


/* "thinc/extra/eg.pyx":26
 * 
 * 
 * cdef class Example:             # <<<<<<<<<<<<<<
 *     def __init__(self, int nr_class=0, int nr_atom=0, int nr_feat=0):
 *         self.mem = Pool()
 */

struct __pyx_vtabstruct_5thinc_5extra_2eg_Example {
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};
static struct __pyx_vtabstruct_5thinc_5extra_2eg_Example *__pyx_vtabptr_5thinc_5extra_2eg_Example;
static CYTHON_INLINE struct __pyx_obj_5thinc_5extra_2eg_Example *__pyx_f_5thinc_5extra_2eg_7Example_from_ptr(struct __pyx_t_5thinc_7structs_ExampleC *);

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static CYTHON_INLINE int __Pyx_PyObject_Append(PyObject* L, PyObject* x);

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static CYTHON_INLINE int __Pyx_TypeTest(PyObject *obj, PyTypeObject *type);

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static int __Pyx_SetVtable(PyObject *dict, void *vtable);

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struct __pyx_t_5thinc_7structs_FeatureC;
static PyObject* __pyx_convert__to_py___pyx_t_5thinc_7structs_FeatureC(struct __pyx_t_5thinc_7structs_FeatureC s);
static CYTHON_INLINE PyObject* __Pyx_PyInt_From_int32_t(int32_t value);

static CYTHON_INLINE int32_t __Pyx_PyInt_As_int32_t(PyObject *);

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static PyTypeObject* __Pyx_FetchCommonType(PyTypeObject* type);

static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject *cause);

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static __pyx_CoroutineObject *__Pyx__Coroutine_New(PyTypeObject *type, __pyx_coroutine_body_t body,
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static int __Pyx_PyGen_FetchStopIterationValue(PyObject **pvalue);
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static PyObject* __Pyx_Coroutine_patch_module(PyObject* module, const char* py_code);

static int __Pyx_patch_abc(void);

#define __Pyx_Generator_USED
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static PyObject *__Pyx_ImportModule(const char *name);

static PyTypeObject *__Pyx_ImportType(const char *module_name, const char *class_name, size_t size, int strict);

static int __Pyx_ImportFunction(PyObject *module, const char *funcname, void (**f)(void), const char *sig);

static int __Pyx_InitStrings(__Pyx_StringTabEntry *t);

static CYTHON_INLINE int __pyx_f_5thinc_6linalg_3Vec_arg_max(__pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_scores, int const __pyx_v_n_classes); /* proto*/
static CYTHON_INLINE __pyx_t_5thinc_8typedefs_weight_t __pyx_f_5thinc_6linalg_3Vec_max(__pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_x, int32_t __pyx_v_nr); /* proto*/
static CYTHON_INLINE __pyx_t_5thinc_8typedefs_weight_t __pyx_f_5thinc_6linalg_3Vec_sum(__pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_vec, int32_t __pyx_v_nr); /* proto*/
static CYTHON_INLINE __pyx_t_5thinc_8typedefs_weight_t __pyx_f_5thinc_6linalg_3Vec_norm(__pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_vec, int32_t __pyx_v_nr); /* proto*/
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Vec_add(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_output, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_x, __pyx_t_5thinc_8typedefs_weight_t __pyx_v_inc, int32_t __pyx_v_nr); /* proto*/
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Vec_add_i(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_vec, __pyx_t_5thinc_8typedefs_weight_t __pyx_v_inc, int32_t __pyx_v_nr); /* proto*/
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Vec_mul(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_output, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_vec, __pyx_t_5thinc_8typedefs_weight_t __pyx_v_scal, int32_t __pyx_v_nr); /* proto*/
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Vec_mul_i(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_vec, __pyx_t_5thinc_8typedefs_weight_t __pyx_v_scal, int32_t __pyx_v_nr); /* proto*/
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Vec_pow(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_output, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_vec, __pyx_t_5thinc_8typedefs_weight_t __pyx_v_scal, int32_t __pyx_v_nr); /* proto*/
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Vec_pow_i(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_vec, __pyx_t_5thinc_8typedefs_weight_t const __pyx_v_scal, int32_t __pyx_v_nr); /* proto*/
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Vec_div(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_output, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_vec, __pyx_t_5thinc_8typedefs_weight_t __pyx_v_scal, int32_t __pyx_v_nr); /* proto*/
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Vec_div_i(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_vec, __pyx_t_5thinc_8typedefs_weight_t const __pyx_v_scal, int32_t __pyx_v_nr); /* proto*/
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Vec_exp(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_output, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_vec, int32_t __pyx_v_nr); /* proto*/
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Vec_exp_i(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_vec, int32_t __pyx_v_nr); /* proto*/
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Vec_reciprocal_i(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_vec, int32_t __pyx_v_nr); /* proto*/
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6VecVec_add(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_output, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_x, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_y, __pyx_t_5thinc_8typedefs_weight_t __pyx_v_scale, int32_t __pyx_v_nr); /* proto*/
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6VecVec_add_i(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_x, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_y, __pyx_t_5thinc_8typedefs_weight_t __pyx_v_scale, int32_t __pyx_v_nr); /* proto*/
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6VecVec_batch_add_i(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_x, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_y, __pyx_t_5thinc_8typedefs_weight_t __pyx_v_scale, int32_t __pyx_v_nr, int32_t __pyx_v_nr_batch); /* proto*/
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6VecVec_add_pow(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_output, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_x, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_y, __pyx_t_5thinc_8typedefs_weight_t __pyx_v_power, int32_t __pyx_v_nr); /* proto*/
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6VecVec_add_pow_i(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_x, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_y, __pyx_t_5thinc_8typedefs_weight_t __pyx_v_power, int32_t __pyx_v_nr); /* proto*/
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6VecVec_mul(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_output, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_x, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_y, int32_t __pyx_v_nr); /* proto*/
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6VecVec_mul_i(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_x, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_y, int32_t __pyx_v_nr); /* proto*/
static CYTHON_INLINE __pyx_t_5thinc_8typedefs_weight_t __pyx_f_5thinc_6linalg_6VecVec_dot(__pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_x, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_y, int32_t __pyx_v_nr); /* proto*/
static CYTHON_INLINE int __pyx_f_5thinc_6linalg_6VecVec_arg_max_if_true(__pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_scores, int const *__pyx_v_is_valid, int const __pyx_v_n_classes); /* proto*/
static CYTHON_INLINE int __pyx_f_5thinc_6linalg_6VecVec_arg_max_if_zero(__pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_scores, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_costs, int const __pyx_v_n_classes); /* proto*/
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Mat_mean_row(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_Ex, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_mat, int32_t __pyx_v_nr_row, int32_t __pyx_v_nr_col); /* proto*/
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Mat_var_row(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_Vx, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_mat, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_Ex, int32_t __pyx_v_nr_row, int32_t __pyx_v_nr_col, __pyx_t_5thinc_8typedefs_weight_t __pyx_v_eps); /* proto*/
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatVec_add_i(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_mat, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_vec, __pyx_t_5thinc_8typedefs_weight_t __pyx_v_scale, int32_t __pyx_v_nr_row, int32_t __pyx_v_nr_col); /* proto*/
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatVec_mul(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_output, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_mat, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_vec, int32_t __pyx_v_nr_row, int32_t __pyx_v_nr_col); /* proto*/
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatVec_mul_i(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_mat, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_vec, int32_t __pyx_v_nr_row, int32_t __pyx_v_nr_col); /* proto*/
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatVec_dot(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_output, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_mat, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_vec, int32_t __pyx_v_nr_row, int32_t __pyx_v_nr_col); /* proto*/
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatVec_batch_dot(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_output, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_mat, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_vec, int32_t __pyx_v_nr_row, int32_t __pyx_v_nr_col, int32_t __pyx_v_nr_batch); /* proto*/
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatVec_T_dot(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_output, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_mat, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_vec, int32_t __pyx_v_nr_row, int32_t __pyx_v_nr_col); /* proto*/
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatVec_batch_T_dot(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_output, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_mat, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_vec, int32_t __pyx_v_nr_row, int32_t __pyx_v_nr_col, int32_t __pyx_v_nr_batch); /* proto*/
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatMat_add(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_output, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_x, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_y, int32_t __pyx_v_nr_row, int32_t __pyx_v_nr_col); /* proto*/
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatMat_add_i(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_x, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_y, int32_t __pyx_v_nr_row, int32_t __pyx_v_nr_col); /* proto*/
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatMat_mul(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_output, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_x, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_y, int32_t __pyx_v_nr_row, int32_t __pyx_v_nr_col); /* proto*/
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatMat_mul_i(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_x, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_y, int32_t __pyx_v_nr_row, int32_t __pyx_v_nr_col); /* proto*/
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatMat_add_outer_i(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_mat, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_x, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_y, int32_t __pyx_v_nr_row, int32_t __pyx_v_nr_col); /* proto*/
static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatMat_batch_add_outer_i(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_output, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_x, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_y, int32_t __pyx_v_nr_row, int32_t __pyx_v_nr_col, int32_t __pyx_v_nr_batch); /* proto*/
static CYTHON_INLINE struct __pyx_obj_5thinc_5extra_2eg_Example *__pyx_f_5thinc_5extra_2eg_7Example_from_ptr(struct __pyx_t_5thinc_7structs_ExampleC *__pyx_v_ptr); /* proto*/

/* Module declarations from 'cymem.cymem' */
static PyTypeObject *__pyx_ptype_5cymem_5cymem_Pool = 0;
static PyTypeObject *__pyx_ptype_5cymem_5cymem_Address = 0;

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

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

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

/* Module declarations from 'preshed.maps' */
static PyTypeObject *__pyx_ptype_7preshed_4maps_PreshMap = 0;
static PyTypeObject *__pyx_ptype_7preshed_4maps_PreshMapArray = 0;
static void *(*__pyx_f_7preshed_4maps_map_get)(struct __pyx_t_7preshed_4maps_MapStruct const *, __pyx_t_7preshed_4maps_key_t const ); /*proto*/
static void (*__pyx_f_7preshed_4maps_map_set)(struct __pyx_obj_5cymem_5cymem_Pool *, struct __pyx_t_7preshed_4maps_MapStruct *, __pyx_t_7preshed_4maps_key_t, void *); /*proto*/
static void (*__pyx_f_7preshed_4maps_map_init)(struct __pyx_obj_5cymem_5cymem_Pool *, struct __pyx_t_7preshed_4maps_MapStruct *, size_t); /*proto*/

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

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

/* Module declarations from 'murmurhash.mrmr' */
static uint64_t (*__pyx_f_10murmurhash_4mrmr_real_hash64)(void *, int, uint64_t); /*proto*/

/* Module declarations from 'thinc.typedefs' */

/* Module declarations from 'cython' */

/* Module declarations from 'thinc.linalg' */
static PyTypeObject *__pyx_ptype_5thinc_6linalg_Matrix = 0;
static PyTypeObject *__pyx_ptype_5thinc_6linalg_Vec = 0;
static PyTypeObject *__pyx_ptype_5thinc_6linalg_VecVec = 0;
static PyTypeObject *__pyx_ptype_5thinc_6linalg_Mat = 0;
static PyTypeObject *__pyx_ptype_5thinc_6linalg_MatVec = 0;
static PyTypeObject *__pyx_ptype_5thinc_6linalg_MatMat = 0;

/* Module declarations from 'thinc.structs' */

/* Module declarations from 'thinc.extra.eg' */
static PyTypeObject *__pyx_ptype_5thinc_5extra_2eg_Example = 0;
static PyTypeObject *__pyx_ptype_5thinc_5extra_2eg___pyx_scope_struct____get__ = 0;
static struct __pyx_t_5thinc_7structs_ExampleC __pyx_f_5thinc_5extra_2eg_init_eg(struct __pyx_obj_5cymem_5cymem_Pool *, struct __pyx_opt_args_5thinc_5extra_2eg_init_eg *__pyx_optional_args); /*proto*/
#define __Pyx_MODULE_NAME "thinc.extra.eg"
int __pyx_module_is_main_thinc__extra__eg = 0;

/* Implementation of 'thinc.extra.eg' */
static PyObject *__pyx_builtin_range;
static PyObject *__pyx_builtin_enumerate;
static char __pyx_k_i[] = "i";
static char __pyx_k_get[] = "__get__";
static char __pyx_k_key[] = "key";
static char __pyx_k_args[] = "args";
static char __pyx_k_best[] = "best";
static char __pyx_k_main[] = "__main__";
static char __pyx_k_send[] = "send";
static char __pyx_k_test[] = "__test__";
static char __pyx_k_close[] = "close";
static char __pyx_k_guess[] = "guess";
static char __pyx_k_items[] = "items";
static char __pyx_k_range[] = "range";
static char __pyx_k_throw[] = "throw";
static char __pyx_k_value[] = "value";
static char __pyx_k_append[] = "append";
static char __pyx_k_nr_atom[] = "nr_atom";
static char __pyx_k_nr_feat[] = "nr_feat";
static char __pyx_k_nr_class[] = "nr_class";
static char __pyx_k_enumerate[] = "enumerate";
static char __pyx_k_fill_atoms[] = "fill_atoms";
static char __pyx_k_fill_costs[] = "fill_costs";
static char __pyx_k_pyx_vtable[] = "__pyx_vtable__";
static char __pyx_k_fill_scores[] = "fill_scores";
static char __pyx_k_resize_atoms[] = "resize_atoms";
static char __pyx_k_Example___get[] = "Example.__get__";
static char __pyx_k_fill_features[] = "fill_features";
static char __pyx_k_fill_is_valid[] = "fill_is_valid";
static PyObject *__pyx_n_s_Example___get;
static PyObject *__pyx_n_s_append;
static PyObject *__pyx_n_s_args;
static PyObject *__pyx_n_s_best;
static PyObject *__pyx_n_s_close;
static PyObject *__pyx_n_s_enumerate;
static PyObject *__pyx_n_s_fill_atoms;
static PyObject *__pyx_n_s_fill_costs;
static PyObject *__pyx_n_s_fill_features;
static PyObject *__pyx_n_s_fill_is_valid;
static PyObject *__pyx_n_s_fill_scores;
static PyObject *__pyx_n_s_get;
static PyObject *__pyx_n_s_guess;
static PyObject *__pyx_n_s_i;
static PyObject *__pyx_n_s_items;
static PyObject *__pyx_n_s_key;
static PyObject *__pyx_n_s_main;
static PyObject *__pyx_n_s_nr_atom;
static PyObject *__pyx_n_s_nr_class;
static PyObject *__pyx_n_s_nr_feat;
static PyObject *__pyx_n_s_pyx_vtable;
static PyObject *__pyx_n_s_range;
static PyObject *__pyx_n_s_resize_atoms;
static PyObject *__pyx_n_s_send;
static PyObject *__pyx_n_s_test;
static PyObject *__pyx_n_s_throw;
static PyObject *__pyx_n_s_value;
static int __pyx_pf_5thinc_5extra_2eg_7Example___init__(struct __pyx_obj_5thinc_5extra_2eg_Example *__pyx_v_self, int __pyx_v_nr_class, int __pyx_v_nr_atom, int __pyx_v_nr_feat); /* proto */
static PyObject *__pyx_pf_5thinc_5extra_2eg_7Example_2fill_features(struct __pyx_obj_5thinc_5extra_2eg_Example *__pyx_v_self, int __pyx_v_value, int __pyx_v_nr_feat); /* proto */
static PyObject *__pyx_pf_5thinc_5extra_2eg_7Example_4fill_atoms(struct __pyx_obj_5thinc_5extra_2eg_Example *__pyx_v_self, __pyx_t_5thinc_8typedefs_atom_t __pyx_v_value, CYTHON_UNUSED int __pyx_v_nr_atom); /* proto */
static PyObject *__pyx_pf_5thinc_5extra_2eg_7Example_6fill_scores(struct __pyx_obj_5thinc_5extra_2eg_Example *__pyx_v_self, __pyx_t_5thinc_8typedefs_weight_t __pyx_v_value, CYTHON_UNUSED int __pyx_v_nr_class); /* proto */
static PyObject *__pyx_pf_5thinc_5extra_2eg_7Example_8fill_is_valid(struct __pyx_obj_5thinc_5extra_2eg_Example *__pyx_v_self, int __pyx_v_value, CYTHON_UNUSED int __pyx_v_nr_class); /* proto */
static PyObject *__pyx_pf_5thinc_5extra_2eg_7Example_10fill_costs(struct __pyx_obj_5thinc_5extra_2eg_Example *__pyx_v_self, __pyx_t_5thinc_8typedefs_weight_t __pyx_v_value, CYTHON_UNUSED int __pyx_v_nr_class); /* proto */
static PyObject *__pyx_pf_5thinc_5extra_2eg_7Example_12reset(struct __pyx_obj_5thinc_5extra_2eg_Example *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_5thinc_5extra_2eg_7Example_8features___get__(struct __pyx_obj_5thinc_5extra_2eg_Example *__pyx_v_self); /* proto */
static int __pyx_pf_5thinc_5extra_2eg_7Example_8features_3__set__(struct __pyx_obj_5thinc_5extra_2eg_Example *__pyx_v_self, PyObject *__pyx_v_features); /* proto */
static PyObject *__pyx_pf_5thinc_5extra_2eg_7Example_6scores___get__(struct __pyx_obj_5thinc_5extra_2eg_Example *__pyx_v_self); /* proto */
static int __pyx_pf_5thinc_5extra_2eg_7Example_6scores_2__set__(struct __pyx_obj_5thinc_5extra_2eg_Example *__pyx_v_self, PyObject *__pyx_v_scores); /* proto */
static PyObject *__pyx_pf_5thinc_5extra_2eg_7Example_8is_valid___get__(struct __pyx_obj_5thinc_5extra_2eg_Example *__pyx_v_self); /* proto */
static int __pyx_pf_5thinc_5extra_2eg_7Example_8is_valid_2__set__(struct __pyx_obj_5thinc_5extra_2eg_Example *__pyx_v_self, PyObject *__pyx_v_validities); /* proto */
static PyObject *__pyx_pf_5thinc_5extra_2eg_7Example_5costs___get__(struct __pyx_obj_5thinc_5extra_2eg_Example *__pyx_v_self); /* proto */
static int __pyx_pf_5thinc_5extra_2eg_7Example_5costs_2__set__(struct __pyx_obj_5thinc_5extra_2eg_Example *__pyx_v_self, PyObject *__pyx_v_costs); /* proto */
static PyObject *__pyx_pf_5thinc_5extra_2eg_7Example_5guess___get__(struct __pyx_obj_5thinc_5extra_2eg_Example *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_5thinc_5extra_2eg_7Example_4best___get__(struct __pyx_obj_5thinc_5extra_2eg_Example *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_5thinc_5extra_2eg_7Example_4cost___get__(struct __pyx_obj_5thinc_5extra_2eg_Example *__pyx_v_self); /* proto */
static int __pyx_pf_5thinc_5extra_2eg_7Example_4cost_2__set__(struct __pyx_obj_5thinc_5extra_2eg_Example *__pyx_v_self, __pyx_t_5thinc_8typedefs_weight_t __pyx_v_value); /* proto */
static PyObject *__pyx_pf_5thinc_5extra_2eg_7Example_8nr_class___get__(struct __pyx_obj_5thinc_5extra_2eg_Example *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_5thinc_5extra_2eg_7Example_7nr_atom___get__(struct __pyx_obj_5thinc_5extra_2eg_Example *__pyx_v_self); /* proto */
static int __pyx_pf_5thinc_5extra_2eg_7Example_7nr_atom_2__set__(struct __pyx_obj_5thinc_5extra_2eg_Example *__pyx_v_self, int __pyx_v_nr_atom); /* proto */
static PyObject *__pyx_pf_5thinc_5extra_2eg_7Example_7nr_feat___get__(struct __pyx_obj_5thinc_5extra_2eg_Example *__pyx_v_self); /* proto */
static int __pyx_pf_5thinc_5extra_2eg_7Example_7nr_feat_2__set__(struct __pyx_obj_5thinc_5extra_2eg_Example *__pyx_v_self, int __pyx_v_nr_feat); /* proto */
static PyObject *__pyx_pf_5thinc_5extra_2eg_7Example_4loss___get__(struct __pyx_obj_5thinc_5extra_2eg_Example *__pyx_v_self); /* proto */
static PyObject *__pyx_tp_new_5thinc_5extra_2eg_Example(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_5thinc_5extra_2eg___pyx_scope_struct____get__(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_int_0;
static PyObject *__pyx_int_1;

/* "thinc/extra/eg.pyx":4
 * cimport cython
 * 
 * cdef ExampleC init_eg(Pool mem, int nr_class=0, int nr_atom=0, int nr_feat=0, widths=None):             # <<<<<<<<<<<<<<
 *     if widths is None:
 *         widths = [nr_class]
 */

static struct __pyx_t_5thinc_7structs_ExampleC __pyx_f_5thinc_5extra_2eg_init_eg(struct __pyx_obj_5cymem_5cymem_Pool *__pyx_v_mem, struct __pyx_opt_args_5thinc_5extra_2eg_init_eg *__pyx_optional_args) {
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  int __pyx_v_nr_atom = ((int)0);
  int __pyx_v_nr_feat = ((int)0);
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      if (__pyx_optional_args->__pyx_n > 1) {
        __pyx_v_nr_atom = __pyx_optional_args->nr_atom;
        if (__pyx_optional_args->__pyx_n > 2) {
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  /* "thinc/extra/eg.pyx":5
 * 
 * cdef ExampleC init_eg(Pool mem, int nr_class=0, int nr_atom=0, int nr_feat=0, widths=None):
 *     if widths is None:             # <<<<<<<<<<<<<<
 *         widths = [nr_class]
 *     if nr_class == 0:
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    /* "thinc/extra/eg.pyx":6
 * cdef ExampleC init_eg(Pool mem, int nr_class=0, int nr_atom=0, int nr_feat=0, widths=None):
 *     if widths is None:
 *         widths = [nr_class]             # <<<<<<<<<<<<<<
 *     if nr_class == 0:
 *         nr_class = widths[-1]
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    /* "thinc/extra/eg.pyx":5
 * 
 * cdef ExampleC init_eg(Pool mem, int nr_class=0, int nr_atom=0, int nr_feat=0, widths=None):
 *     if widths is None:             # <<<<<<<<<<<<<<
 *         widths = [nr_class]
 *     if nr_class == 0:
 */
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  /* "thinc/extra/eg.pyx":7
 *     if widths is None:
 *         widths = [nr_class]
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 *         nr_class = widths[-1]
 * 
 */
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 *     if nr_class == 0:
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 *     cdef ExampleC eg
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 *         nr_class = widths[-1]
 * 
 */
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  /* "thinc/extra/eg.pyx":11
 * 
 *     cdef ExampleC eg
 *     eg.nr_class = nr_class             # <<<<<<<<<<<<<<
 *     eg.nr_atom = nr_atom
 *     eg.nr_feat = nr_feat
 */
  __pyx_v_eg.nr_class = __pyx_v_nr_class;

  /* "thinc/extra/eg.pyx":12
 *     cdef ExampleC eg
 *     eg.nr_class = nr_class
 *     eg.nr_atom = nr_atom             # <<<<<<<<<<<<<<
 *     eg.nr_feat = nr_feat
 * 
 */
  __pyx_v_eg.nr_atom = __pyx_v_nr_atom;

  /* "thinc/extra/eg.pyx":13
 *     eg.nr_class = nr_class
 *     eg.nr_atom = nr_atom
 *     eg.nr_feat = nr_feat             # <<<<<<<<<<<<<<
 * 
 *     eg.scores = <weight_t*>mem.alloc(nr_class, sizeof(eg.scores[0]))
 */
  __pyx_v_eg.nr_feat = __pyx_v_nr_feat;

  /* "thinc/extra/eg.pyx":15
 *     eg.nr_feat = nr_feat
 * 
 *     eg.scores = <weight_t*>mem.alloc(nr_class, sizeof(eg.scores[0]))             # <<<<<<<<<<<<<<
 *     eg.costs = <weight_t*>mem.alloc(nr_class, sizeof(eg.costs[0]))
 *     eg.atoms = <atom_t*>mem.alloc(nr_atom, sizeof(eg.atoms[0]))
 */
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  /* "thinc/extra/eg.pyx":16
 * 
 *     eg.scores = <weight_t*>mem.alloc(nr_class, sizeof(eg.scores[0]))
 *     eg.costs = <weight_t*>mem.alloc(nr_class, sizeof(eg.costs[0]))             # <<<<<<<<<<<<<<
 *     eg.atoms = <atom_t*>mem.alloc(nr_atom, sizeof(eg.atoms[0]))
 *     eg.features = <FeatureC*>mem.alloc(nr_feat, sizeof(eg.features[0]))
 */
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  __pyx_v_eg.costs = ((__pyx_t_5thinc_8typedefs_weight_t *)__pyx_t_6);

  /* "thinc/extra/eg.pyx":17
 *     eg.scores = <weight_t*>mem.alloc(nr_class, sizeof(eg.scores[0]))
 *     eg.costs = <weight_t*>mem.alloc(nr_class, sizeof(eg.costs[0]))
 *     eg.atoms = <atom_t*>mem.alloc(nr_atom, sizeof(eg.atoms[0]))             # <<<<<<<<<<<<<<
 *     eg.features = <FeatureC*>mem.alloc(nr_feat, sizeof(eg.features[0]))
 * 
 */
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  /* "thinc/extra/eg.pyx":18
 *     eg.costs = <weight_t*>mem.alloc(nr_class, sizeof(eg.costs[0]))
 *     eg.atoms = <atom_t*>mem.alloc(nr_atom, sizeof(eg.atoms[0]))
 *     eg.features = <FeatureC*>mem.alloc(nr_feat, sizeof(eg.features[0]))             # <<<<<<<<<<<<<<
 * 
 *     eg.is_valid = <int*>mem.alloc(nr_class, sizeof(eg.is_valid[0]))
 */
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 *     eg.features = <FeatureC*>mem.alloc(nr_feat, sizeof(eg.features[0]))
 * 
 *     eg.is_valid = <int*>mem.alloc(nr_class, sizeof(eg.is_valid[0]))             # <<<<<<<<<<<<<<
 *     for i in range(eg.nr_class):
 *         eg.is_valid[i] = 1
 */
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  /* "thinc/extra/eg.pyx":21
 * 
 *     eg.is_valid = <int*>mem.alloc(nr_class, sizeof(eg.is_valid[0]))
 *     for i in range(eg.nr_class):             # <<<<<<<<<<<<<<
 *         eg.is_valid[i] = 1
 *     return eg
 */
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 *     eg.is_valid = <int*>mem.alloc(nr_class, sizeof(eg.is_valid[0]))
 *     for i in range(eg.nr_class):
 *         eg.is_valid[i] = 1             # <<<<<<<<<<<<<<
 *     return eg
 * 
 */
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 * 
 * 
 */
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 * 
 * cdef ExampleC init_eg(Pool mem, int nr_class=0, int nr_atom=0, int nr_feat=0, widths=None):             # <<<<<<<<<<<<<<
 *     if widths is None:
 *         widths = [nr_class]
 */

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/* "thinc/extra/eg.pyx":27
 * 
 * cdef class Example:
 *     def __init__(self, int nr_class=0, int nr_atom=0, int nr_feat=0):             # <<<<<<<<<<<<<<
 *         self.mem = Pool()
 *         self.c = init_eg(self.mem, nr_class=nr_class, nr_atom=nr_atom, nr_feat=nr_feat)
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 *     cdef inline int arg_max(const weight_t* scores, const int n_classes) nogil:
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 *         cdef int i
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 *         cdef int best = 0
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 */
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/* "linalg.pxd":42
 * 
 *     @staticmethod
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 *         if nr == 0:
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static CYTHON_INLINE __pyx_t_5thinc_8typedefs_weight_t __pyx_f_5thinc_6linalg_3Vec_max(__pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_x, int32_t __pyx_v_nr) {
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 *     @staticmethod
 *     cdef inline weight_t max(const weight_t* x, int32_t nr) nogil:
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 *             return 0
 *         cdef int i
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    /* "linalg.pxd":44
 *     cdef inline weight_t max(const weight_t* x, int32_t nr) nogil:
 *         if nr == 0:
 *             return 0             # <<<<<<<<<<<<<<
 *         cdef int i
 *         cdef weight_t mode = x[0]
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    /* "linalg.pxd":43
 *     @staticmethod
 *     cdef inline weight_t max(const weight_t* x, int32_t nr) nogil:
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 *             return 0
 *         cdef int i
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 *             return 0
 *         cdef int i
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 *         for i in range(1, nr):
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    /* "linalg.pxd":48
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 */
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 *     @staticmethod
 */
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 *     @staticmethod
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/* "linalg.pxd":53
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static CYTHON_INLINE __pyx_t_5thinc_8typedefs_weight_t __pyx_f_5thinc_6linalg_3Vec_sum(__pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_vec, int32_t __pyx_v_nr) {
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 *     cdef inline weight_t sum(const weight_t* vec, int32_t nr) nogil:
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 */
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 *     @staticmethod
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/* "linalg.pxd":61
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 *     cdef inline weight_t norm(const weight_t* vec, int32_t nr) nogil:
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/* "linalg.pxd":68
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 *         cdef int i
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 *     @staticmethod
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 * 
 *     @staticmethod
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 *             int32_t nr) nogil:
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  /* function exit code */
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/* "linalg.pxd":86
 * 
 *     @staticmethod
 *     cdef inline void mul_i(weight_t* vec, weight_t scal, int32_t nr) nogil:             # <<<<<<<<<<<<<<
 *         cdef int i
 *         IF USE_BLAS:
 */

static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Vec_mul_i(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_vec, __pyx_t_5thinc_8typedefs_weight_t __pyx_v_scal, int32_t __pyx_v_nr) {
  int __pyx_v_i;
  int32_t __pyx_t_1;
  int __pyx_t_2;
  int __pyx_t_3;

  /* "linalg.pxd":91
 *             blis.scalv(blis.NO_CONJUGATE, nr, scal, vec, 1)
 *         ELSE:
 *             for i in range(nr):             # <<<<<<<<<<<<<<
 *                 vec[i] *= scal
 * 
 */
  __pyx_t_1 = __pyx_v_nr;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "linalg.pxd":92
 *         ELSE:
 *             for i in range(nr):
 *                 vec[i] *= scal             # <<<<<<<<<<<<<<
 * 
 *     @staticmethod
 */
    __pyx_t_3 = __pyx_v_i;
    (__pyx_v_vec[__pyx_t_3]) = ((__pyx_v_vec[__pyx_t_3]) * __pyx_v_scal);
  }

  /* "linalg.pxd":86
 * 
 *     @staticmethod
 *     cdef inline void mul_i(weight_t* vec, weight_t scal, int32_t nr) nogil:             # <<<<<<<<<<<<<<
 *         cdef int i
 *         IF USE_BLAS:
 */

  /* function exit code */
}

/* "linalg.pxd":95
 * 
 *     @staticmethod
 *     cdef inline void pow(weight_t* output, const weight_t* vec, weight_t scal,             # <<<<<<<<<<<<<<
 *             int32_t nr) nogil:
 *         memcpy(output, vec, sizeof(output[0]) * nr)
 */

static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Vec_pow(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_output, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_vec, __pyx_t_5thinc_8typedefs_weight_t __pyx_v_scal, int32_t __pyx_v_nr) {

  /* "linalg.pxd":97
 *     cdef inline void pow(weight_t* output, const weight_t* vec, weight_t scal,
 *             int32_t nr) nogil:
 *         memcpy(output, vec, sizeof(output[0]) * nr)             # <<<<<<<<<<<<<<
 *         Vec.pow_i(output, scal, nr)
 * 
 */
  memcpy(__pyx_v_output, __pyx_v_vec, ((sizeof((__pyx_v_output[0]))) * __pyx_v_nr));

  /* "linalg.pxd":98
 *             int32_t nr) nogil:
 *         memcpy(output, vec, sizeof(output[0]) * nr)
 *         Vec.pow_i(output, scal, nr)             # <<<<<<<<<<<<<<
 * 
 *     @staticmethod
 */
  __pyx_f_5thinc_6linalg_3Vec_pow_i(__pyx_v_output, __pyx_v_scal, __pyx_v_nr);

  /* "linalg.pxd":95
 * 
 *     @staticmethod
 *     cdef inline void pow(weight_t* output, const weight_t* vec, weight_t scal,             # <<<<<<<<<<<<<<
 *             int32_t nr) nogil:
 *         memcpy(output, vec, sizeof(output[0]) * nr)
 */

  /* function exit code */
}

/* "linalg.pxd":101
 * 
 *     @staticmethod
 *     cdef inline void pow_i(weight_t* vec, const weight_t scal, int32_t nr) nogil:             # <<<<<<<<<<<<<<
 *         cdef int i
 *         for i in range(nr):
 */

static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Vec_pow_i(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_vec, __pyx_t_5thinc_8typedefs_weight_t const __pyx_v_scal, int32_t __pyx_v_nr) {
  int __pyx_v_i;
  int32_t __pyx_t_1;
  int __pyx_t_2;
  int __pyx_t_3;

  /* "linalg.pxd":103
 *     cdef inline void pow_i(weight_t* vec, const weight_t scal, int32_t nr) nogil:
 *         cdef int i
 *         for i in range(nr):             # <<<<<<<<<<<<<<
 *             vec[i] **= scal
 * 
 */
  __pyx_t_1 = __pyx_v_nr;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "linalg.pxd":104
 *         cdef int i
 *         for i in range(nr):
 *             vec[i] **= scal             # <<<<<<<<<<<<<<
 * 
 *     @staticmethod
 */
    __pyx_t_3 = __pyx_v_i;
    (__pyx_v_vec[__pyx_t_3]) = powf(((__pyx_t_5thinc_8typedefs_weight_t const )(__pyx_v_vec[__pyx_t_3])), __pyx_v_scal);
  }

  /* "linalg.pxd":101
 * 
 *     @staticmethod
 *     cdef inline void pow_i(weight_t* vec, const weight_t scal, int32_t nr) nogil:             # <<<<<<<<<<<<<<
 *         cdef int i
 *         for i in range(nr):
 */

  /* function exit code */
}

/* "linalg.pxd":108
 *     @staticmethod
 *     @cython.cdivision(True)
 *     cdef inline void div(weight_t* output, const weight_t* vec, weight_t scal,             # <<<<<<<<<<<<<<
 *             int32_t nr) nogil:
 *         memcpy(output, vec, sizeof(output[0]) * nr)
 */

static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Vec_div(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_output, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_vec, __pyx_t_5thinc_8typedefs_weight_t __pyx_v_scal, int32_t __pyx_v_nr) {

  /* "linalg.pxd":110
 *     cdef inline void div(weight_t* output, const weight_t* vec, weight_t scal,
 *             int32_t nr) nogil:
 *         memcpy(output, vec, sizeof(output[0]) * nr)             # <<<<<<<<<<<<<<
 *         Vec.div_i(output, scal, nr)
 * 
 */
  memcpy(__pyx_v_output, __pyx_v_vec, ((sizeof((__pyx_v_output[0]))) * __pyx_v_nr));

  /* "linalg.pxd":111
 *             int32_t nr) nogil:
 *         memcpy(output, vec, sizeof(output[0]) * nr)
 *         Vec.div_i(output, scal, nr)             # <<<<<<<<<<<<<<
 * 
 *     @staticmethod
 */
  __pyx_f_5thinc_6linalg_3Vec_div_i(__pyx_v_output, __pyx_v_scal, __pyx_v_nr);

  /* "linalg.pxd":108
 *     @staticmethod
 *     @cython.cdivision(True)
 *     cdef inline void div(weight_t* output, const weight_t* vec, weight_t scal,             # <<<<<<<<<<<<<<
 *             int32_t nr) nogil:
 *         memcpy(output, vec, sizeof(output[0]) * nr)
 */

  /* function exit code */
}

/* "linalg.pxd":115
 *     @staticmethod
 *     @cython.cdivision(True)
 *     cdef inline void div_i(weight_t* vec, const weight_t scal, int32_t nr) nogil:             # <<<<<<<<<<<<<<
 *         cdef int i
 *         for i in range(nr):
 */

static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Vec_div_i(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_vec, __pyx_t_5thinc_8typedefs_weight_t const __pyx_v_scal, int32_t __pyx_v_nr) {
  int __pyx_v_i;
  int32_t __pyx_t_1;
  int __pyx_t_2;
  int __pyx_t_3;

  /* "linalg.pxd":117
 *     cdef inline void div_i(weight_t* vec, const weight_t scal, int32_t nr) nogil:
 *         cdef int i
 *         for i in range(nr):             # <<<<<<<<<<<<<<
 *             vec[i] /= scal
 * 
 */
  __pyx_t_1 = __pyx_v_nr;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "linalg.pxd":118
 *         cdef int i
 *         for i in range(nr):
 *             vec[i] /= scal             # <<<<<<<<<<<<<<
 * 
 *     @staticmethod
 */
    __pyx_t_3 = __pyx_v_i;
    (__pyx_v_vec[__pyx_t_3]) = ((__pyx_v_vec[__pyx_t_3]) / __pyx_v_scal);
  }

  /* "linalg.pxd":115
 *     @staticmethod
 *     @cython.cdivision(True)
 *     cdef inline void div_i(weight_t* vec, const weight_t scal, int32_t nr) nogil:             # <<<<<<<<<<<<<<
 *         cdef int i
 *         for i in range(nr):
 */

  /* function exit code */
}

/* "linalg.pxd":121
 * 
 *     @staticmethod
 *     cdef inline void exp(weight_t* output, const weight_t* vec, int32_t nr) nogil:             # <<<<<<<<<<<<<<
 *         memcpy(output, vec, sizeof(output[0]) * nr)
 *         Vec.exp_i(output, nr)
 */

static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Vec_exp(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_output, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_vec, int32_t __pyx_v_nr) {

  /* "linalg.pxd":122
 *     @staticmethod
 *     cdef inline void exp(weight_t* output, const weight_t* vec, int32_t nr) nogil:
 *         memcpy(output, vec, sizeof(output[0]) * nr)             # <<<<<<<<<<<<<<
 *         Vec.exp_i(output, nr)
 * 
 */
  memcpy(__pyx_v_output, __pyx_v_vec, ((sizeof((__pyx_v_output[0]))) * __pyx_v_nr));

  /* "linalg.pxd":123
 *     cdef inline void exp(weight_t* output, const weight_t* vec, int32_t nr) nogil:
 *         memcpy(output, vec, sizeof(output[0]) * nr)
 *         Vec.exp_i(output, nr)             # <<<<<<<<<<<<<<
 * 
 *     @staticmethod
 */
  __pyx_f_5thinc_6linalg_3Vec_exp_i(__pyx_v_output, __pyx_v_nr);

  /* "linalg.pxd":121
 * 
 *     @staticmethod
 *     cdef inline void exp(weight_t* output, const weight_t* vec, int32_t nr) nogil:             # <<<<<<<<<<<<<<
 *         memcpy(output, vec, sizeof(output[0]) * nr)
 *         Vec.exp_i(output, nr)
 */

  /* function exit code */
}

/* "linalg.pxd":126
 * 
 *     @staticmethod
 *     cdef inline void exp_i(weight_t* vec, int32_t nr) nogil:             # <<<<<<<<<<<<<<
 *         cdef int i
 *         for i in range(nr):
 */

static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Vec_exp_i(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_vec, int32_t __pyx_v_nr) {
  int __pyx_v_i;
  int32_t __pyx_t_1;
  int __pyx_t_2;

  /* "linalg.pxd":128
 *     cdef inline void exp_i(weight_t* vec, int32_t nr) nogil:
 *         cdef int i
 *         for i in range(nr):             # <<<<<<<<<<<<<<
 *             vec[i] = exp(vec[i])
 * 
 */
  __pyx_t_1 = __pyx_v_nr;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "linalg.pxd":129
 *         cdef int i
 *         for i in range(nr):
 *             vec[i] = exp(vec[i])             # <<<<<<<<<<<<<<
 * 
 *     @staticmethod
 */
    (__pyx_v_vec[__pyx_v_i]) = exp((__pyx_v_vec[__pyx_v_i]));
  }

  /* "linalg.pxd":126
 * 
 *     @staticmethod
 *     cdef inline void exp_i(weight_t* vec, int32_t nr) nogil:             # <<<<<<<<<<<<<<
 *         cdef int i
 *         for i in range(nr):
 */

  /* function exit code */
}

/* "linalg.pxd":132
 * 
 *     @staticmethod
 *     cdef inline void reciprocal_i(weight_t* vec, int32_t nr) nogil:             # <<<<<<<<<<<<<<
 *         cdef int i
 *         for i in range(nr):
 */

static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Vec_reciprocal_i(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_vec, int32_t __pyx_v_nr) {
  int __pyx_v_i;
  int32_t __pyx_t_1;
  int __pyx_t_2;

  /* "linalg.pxd":134
 *     cdef inline void reciprocal_i(weight_t* vec, int32_t nr) nogil:
 *         cdef int i
 *         for i in range(nr):             # <<<<<<<<<<<<<<
 *             vec[i] = 1.0 / vec[i]
 * 
 */
  __pyx_t_1 = __pyx_v_nr;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "linalg.pxd":135
 *         cdef int i
 *         for i in range(nr):
 *             vec[i] = 1.0 / vec[i]             # <<<<<<<<<<<<<<
 * 
 * 
 */
    (__pyx_v_vec[__pyx_v_i]) = (1.0 / (__pyx_v_vec[__pyx_v_i]));
  }

  /* "linalg.pxd":132
 * 
 *     @staticmethod
 *     cdef inline void reciprocal_i(weight_t* vec, int32_t nr) nogil:             # <<<<<<<<<<<<<<
 *         cdef int i
 *         for i in range(nr):
 */

  /* function exit code */
}

/* "linalg.pxd":140
 * cdef class VecVec:
 *     @staticmethod
 *     cdef inline void add(weight_t* output,             # <<<<<<<<<<<<<<
 *                          const weight_t* x,
 *                          const weight_t* y,
 */

static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6VecVec_add(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_output, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_x, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_y, __pyx_t_5thinc_8typedefs_weight_t __pyx_v_scale, int32_t __pyx_v_nr) {

  /* "linalg.pxd":145
 *                          weight_t scale,
 *                          int32_t nr) nogil:
 *         memcpy(output, x, sizeof(output[0]) * nr)             # <<<<<<<<<<<<<<
 *         VecVec.add_i(output, y, scale, nr)
 * 
 */
  memcpy(__pyx_v_output, __pyx_v_x, ((sizeof((__pyx_v_output[0]))) * __pyx_v_nr));

  /* "linalg.pxd":146
 *                          int32_t nr) nogil:
 *         memcpy(output, x, sizeof(output[0]) * nr)
 *         VecVec.add_i(output, y, scale, nr)             # <<<<<<<<<<<<<<
 * 
 *     @staticmethod
 */
  __pyx_f_5thinc_6linalg_6VecVec_add_i(__pyx_v_output, __pyx_v_y, __pyx_v_scale, __pyx_v_nr);

  /* "linalg.pxd":140
 * cdef class VecVec:
 *     @staticmethod
 *     cdef inline void add(weight_t* output,             # <<<<<<<<<<<<<<
 *                          const weight_t* x,
 *                          const weight_t* y,
 */

  /* function exit code */
}

/* "linalg.pxd":149
 * 
 *     @staticmethod
 *     cdef inline void add_i(weight_t* x,             # <<<<<<<<<<<<<<
 *                            const weight_t* y,
 *                            weight_t scale,
 */

static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6VecVec_add_i(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_x, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_y, __pyx_t_5thinc_8typedefs_weight_t __pyx_v_scale, int32_t __pyx_v_nr) {
  int __pyx_v_i;
  int32_t __pyx_t_1;
  int __pyx_t_2;
  int __pyx_t_3;

  /* "linalg.pxd":157
 *             blis.axpyv(blis.NO_CONJUGATE, nr, scale, <weight_t*>y, 1, x, 1)
 *         ELSE:
 *             for i in range(nr):             # <<<<<<<<<<<<<<
 *                 x[i] += y[i] * scale
 * 
 */
  __pyx_t_1 = __pyx_v_nr;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "linalg.pxd":158
 *         ELSE:
 *             for i in range(nr):
 *                 x[i] += y[i] * scale             # <<<<<<<<<<<<<<
 * 
 *     @staticmethod
 */
    __pyx_t_3 = __pyx_v_i;
    (__pyx_v_x[__pyx_t_3]) = ((__pyx_v_x[__pyx_t_3]) + ((__pyx_v_y[__pyx_v_i]) * __pyx_v_scale));
  }

  /* "linalg.pxd":149
 * 
 *     @staticmethod
 *     cdef inline void add_i(weight_t* x,             # <<<<<<<<<<<<<<
 *                            const weight_t* y,
 *                            weight_t scale,
 */

  /* function exit code */
}

/* "linalg.pxd":161
 * 
 *     @staticmethod
 *     cdef inline void batch_add_i(weight_t* x,             # <<<<<<<<<<<<<<
 *                            const weight_t* y,
 *                            weight_t scale,
 */

static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6VecVec_batch_add_i(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_x, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_y, __pyx_t_5thinc_8typedefs_weight_t __pyx_v_scale, int32_t __pyx_v_nr, int32_t __pyx_v_nr_batch) {
  CYTHON_UNUSED int __pyx_v__;
  int32_t __pyx_t_1;
  int __pyx_t_2;

  /* "linalg.pxd":167
 *         # For fixed x, matrix of y
 *         cdef int i, _
 *         for _ in range(nr_batch):             # <<<<<<<<<<<<<<
 *             VecVec.add_i(x,
 *                 y, scale, nr)
 */
  __pyx_t_1 = __pyx_v_nr_batch;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v__ = __pyx_t_2;

    /* "linalg.pxd":168
 *         cdef int i, _
 *         for _ in range(nr_batch):
 *             VecVec.add_i(x,             # <<<<<<<<<<<<<<
 *                 y, scale, nr)
 *             y += nr
 */
    __pyx_f_5thinc_6linalg_6VecVec_add_i(__pyx_v_x, __pyx_v_y, __pyx_v_scale, __pyx_v_nr);

    /* "linalg.pxd":170
 *             VecVec.add_i(x,
 *                 y, scale, nr)
 *             y += nr             # <<<<<<<<<<<<<<
 * 
 *     @staticmethod
 */
    __pyx_v_y = (__pyx_v_y + __pyx_v_nr);
  }

  /* "linalg.pxd":161
 * 
 *     @staticmethod
 *     cdef inline void batch_add_i(weight_t* x,             # <<<<<<<<<<<<<<
 *                            const weight_t* y,
 *                            weight_t scale,
 */

  /* function exit code */
}

/* "linalg.pxd":173
 * 
 *     @staticmethod
 *     cdef inline void add_pow(weight_t* output,             # <<<<<<<<<<<<<<
 *             const weight_t* x, const weight_t* y, weight_t power, int32_t nr) nogil:
 *         memcpy(output, x, sizeof(output[0]) * nr)
 */

static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6VecVec_add_pow(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_output, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_x, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_y, __pyx_t_5thinc_8typedefs_weight_t __pyx_v_power, int32_t __pyx_v_nr) {

  /* "linalg.pxd":175
 *     cdef inline void add_pow(weight_t* output,
 *             const weight_t* x, const weight_t* y, weight_t power, int32_t nr) nogil:
 *         memcpy(output, x, sizeof(output[0]) * nr)             # <<<<<<<<<<<<<<
 *         VecVec.add_pow_i(output, y, power, nr)
 * 
 */
  memcpy(__pyx_v_output, __pyx_v_x, ((sizeof((__pyx_v_output[0]))) * __pyx_v_nr));

  /* "linalg.pxd":176
 *             const weight_t* x, const weight_t* y, weight_t power, int32_t nr) nogil:
 *         memcpy(output, x, sizeof(output[0]) * nr)
 *         VecVec.add_pow_i(output, y, power, nr)             # <<<<<<<<<<<<<<
 * 
 * 
 */
  __pyx_f_5thinc_6linalg_6VecVec_add_pow_i(__pyx_v_output, __pyx_v_y, __pyx_v_power, __pyx_v_nr);

  /* "linalg.pxd":173
 * 
 *     @staticmethod
 *     cdef inline void add_pow(weight_t* output,             # <<<<<<<<<<<<<<
 *             const weight_t* x, const weight_t* y, weight_t power, int32_t nr) nogil:
 *         memcpy(output, x, sizeof(output[0]) * nr)
 */

  /* function exit code */
}

/* "linalg.pxd":180
 * 
 *     @staticmethod
 *     cdef inline void add_pow_i(weight_t* x,             # <<<<<<<<<<<<<<
 *             const weight_t* y, weight_t power, int32_t nr) nogil:
 *         cdef int i
 */

static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6VecVec_add_pow_i(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_x, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_y, __pyx_t_5thinc_8typedefs_weight_t __pyx_v_power, int32_t __pyx_v_nr) {
  int __pyx_v_i;
  int32_t __pyx_t_1;
  int __pyx_t_2;
  int __pyx_t_3;

  /* "linalg.pxd":183
 *             const weight_t* y, weight_t power, int32_t nr) nogil:
 *         cdef int i
 *         for i in range(nr):             # <<<<<<<<<<<<<<
 *             x[i] += y[i] ** power
 * 
 */
  __pyx_t_1 = __pyx_v_nr;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "linalg.pxd":184
 *         cdef int i
 *         for i in range(nr):
 *             x[i] += y[i] ** power             # <<<<<<<<<<<<<<
 * 
 *     @staticmethod
 */
    __pyx_t_3 = __pyx_v_i;
    (__pyx_v_x[__pyx_t_3]) = ((__pyx_v_x[__pyx_t_3]) + powf(((__pyx_t_5thinc_8typedefs_weight_t)(__pyx_v_y[__pyx_v_i])), __pyx_v_power));
  }

  /* "linalg.pxd":180
 * 
 *     @staticmethod
 *     cdef inline void add_pow_i(weight_t* x,             # <<<<<<<<<<<<<<
 *             const weight_t* y, weight_t power, int32_t nr) nogil:
 *         cdef int i
 */

  /* function exit code */
}

/* "linalg.pxd":187
 * 
 *     @staticmethod
 *     cdef inline void mul(weight_t* output,             # <<<<<<<<<<<<<<
 *             const weight_t* x, const weight_t* y, int32_t nr) nogil:
 *         memcpy(output, x, sizeof(output[0]) * nr)
 */

static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6VecVec_mul(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_output, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_x, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_y, int32_t __pyx_v_nr) {

  /* "linalg.pxd":189
 *     cdef inline void mul(weight_t* output,
 *             const weight_t* x, const weight_t* y, int32_t nr) nogil:
 *         memcpy(output, x, sizeof(output[0]) * nr)             # <<<<<<<<<<<<<<
 *         VecVec.mul_i(output, y, nr)
 * 
 */
  memcpy(__pyx_v_output, __pyx_v_x, ((sizeof((__pyx_v_output[0]))) * __pyx_v_nr));

  /* "linalg.pxd":190
 *             const weight_t* x, const weight_t* y, int32_t nr) nogil:
 *         memcpy(output, x, sizeof(output[0]) * nr)
 *         VecVec.mul_i(output, y, nr)             # <<<<<<<<<<<<<<
 * 
 *     @staticmethod
 */
  __pyx_f_5thinc_6linalg_6VecVec_mul_i(__pyx_v_output, __pyx_v_y, __pyx_v_nr);

  /* "linalg.pxd":187
 * 
 *     @staticmethod
 *     cdef inline void mul(weight_t* output,             # <<<<<<<<<<<<<<
 *             const weight_t* x, const weight_t* y, int32_t nr) nogil:
 *         memcpy(output, x, sizeof(output[0]) * nr)
 */

  /* function exit code */
}

/* "linalg.pxd":193
 * 
 *     @staticmethod
 *     cdef inline void mul_i(weight_t* x,             # <<<<<<<<<<<<<<
 *             const weight_t* y, int32_t nr) nogil:
 *         cdef int i
 */

static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6VecVec_mul_i(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_x, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_y, int32_t __pyx_v_nr) {
  int __pyx_v_i;
  int32_t __pyx_t_1;
  int __pyx_t_2;
  int __pyx_t_3;

  /* "linalg.pxd":196
 *             const weight_t* y, int32_t nr) nogil:
 *         cdef int i
 *         for i in range(nr):             # <<<<<<<<<<<<<<
 *             x[i] *= y[i]
 * 
 */
  __pyx_t_1 = __pyx_v_nr;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "linalg.pxd":197
 *         cdef int i
 *         for i in range(nr):
 *             x[i] *= y[i]             # <<<<<<<<<<<<<<
 * 
 *     @staticmethod
 */
    __pyx_t_3 = __pyx_v_i;
    (__pyx_v_x[__pyx_t_3]) = ((__pyx_v_x[__pyx_t_3]) * (__pyx_v_y[__pyx_v_i]));
  }

  /* "linalg.pxd":193
 * 
 *     @staticmethod
 *     cdef inline void mul_i(weight_t* x,             # <<<<<<<<<<<<<<
 *             const weight_t* y, int32_t nr) nogil:
 *         cdef int i
 */

  /* function exit code */
}

/* "linalg.pxd":200
 * 
 *     @staticmethod
 *     cdef inline weight_t dot(             # <<<<<<<<<<<<<<
 *             const weight_t* x, const weight_t* y, int32_t nr) nogil:
 *         cdef int i
 */

static CYTHON_INLINE __pyx_t_5thinc_8typedefs_weight_t __pyx_f_5thinc_6linalg_6VecVec_dot(__pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_x, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_y, int32_t __pyx_v_nr) {
  int __pyx_v_i;
  __pyx_t_5thinc_8typedefs_weight_t __pyx_v_total;
  __pyx_t_5thinc_8typedefs_weight_t __pyx_r;
  int32_t __pyx_t_1;
  int __pyx_t_2;

  /* "linalg.pxd":203
 *             const weight_t* x, const weight_t* y, int32_t nr) nogil:
 *         cdef int i
 *         cdef weight_t total = 0             # <<<<<<<<<<<<<<
 *         for i in range(nr):
 *             total += x[i] * y[i]
 */
  __pyx_v_total = 0.0;

  /* "linalg.pxd":204
 *         cdef int i
 *         cdef weight_t total = 0
 *         for i in range(nr):             # <<<<<<<<<<<<<<
 *             total += x[i] * y[i]
 *         return total
 */
  __pyx_t_1 = __pyx_v_nr;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "linalg.pxd":205
 *         cdef weight_t total = 0
 *         for i in range(nr):
 *             total += x[i] * y[i]             # <<<<<<<<<<<<<<
 *         return total
 * 
 */
    __pyx_v_total = (__pyx_v_total + ((__pyx_v_x[__pyx_v_i]) * (__pyx_v_y[__pyx_v_i])));
  }

  /* "linalg.pxd":206
 *         for i in range(nr):
 *             total += x[i] * y[i]
 *         return total             # <<<<<<<<<<<<<<
 * 
 *     @staticmethod
 */
  __pyx_r = __pyx_v_total;
  goto __pyx_L0;

  /* "linalg.pxd":200
 * 
 *     @staticmethod
 *     cdef inline weight_t dot(             # <<<<<<<<<<<<<<
 *             const weight_t* x, const weight_t* y, int32_t nr) nogil:
 *         cdef int i
 */

  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}

/* "linalg.pxd":209
 * 
 *     @staticmethod
 *     cdef inline int arg_max_if_true(             # <<<<<<<<<<<<<<
 *             const weight_t* scores, const int* is_valid, const int n_classes) nogil:
 *         cdef int i
 */

static CYTHON_INLINE int __pyx_f_5thinc_6linalg_6VecVec_arg_max_if_true(__pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_scores, int const *__pyx_v_is_valid, int const __pyx_v_n_classes) {
  int __pyx_v_i;
  int __pyx_v_best;
  int __pyx_r;
  int __pyx_t_1;
  int __pyx_t_2;
  int __pyx_t_3;
  int __pyx_t_4;

  /* "linalg.pxd":212
 *             const weight_t* scores, const int* is_valid, const int n_classes) nogil:
 *         cdef int i
 *         cdef int best = -1             # <<<<<<<<<<<<<<
 *         for i in range(n_classes):
 *             if is_valid[i] and (best == -1 or scores[i] > scores[best]):
 */
  __pyx_v_best = -1;

  /* "linalg.pxd":213
 *         cdef int i
 *         cdef int best = -1
 *         for i in range(n_classes):             # <<<<<<<<<<<<<<
 *             if is_valid[i] and (best == -1 or scores[i] > scores[best]):
 *                 best = i
 */
  __pyx_t_1 = __pyx_v_n_classes;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "linalg.pxd":214
 *         cdef int best = -1
 *         for i in range(n_classes):
 *             if is_valid[i] and (best == -1 or scores[i] > scores[best]):             # <<<<<<<<<<<<<<
 *                 best = i
 *         return best
 */
    __pyx_t_4 = ((__pyx_v_is_valid[__pyx_v_i]) != 0);
    if (__pyx_t_4) {
    } else {
      __pyx_t_3 = __pyx_t_4;
      goto __pyx_L6_bool_binop_done;
    }
    __pyx_t_4 = ((__pyx_v_best == -1L) != 0);
    if (!__pyx_t_4) {
    } else {
      __pyx_t_3 = __pyx_t_4;
      goto __pyx_L6_bool_binop_done;
    }
    __pyx_t_4 = (((__pyx_v_scores[__pyx_v_i]) > (__pyx_v_scores[__pyx_v_best])) != 0);
    __pyx_t_3 = __pyx_t_4;
    __pyx_L6_bool_binop_done:;
    if (__pyx_t_3) {

      /* "linalg.pxd":215
 *         for i in range(n_classes):
 *             if is_valid[i] and (best == -1 or scores[i] > scores[best]):
 *                 best = i             # <<<<<<<<<<<<<<
 *         return best
 * 
 */
      __pyx_v_best = __pyx_v_i;

      /* "linalg.pxd":214
 *         cdef int best = -1
 *         for i in range(n_classes):
 *             if is_valid[i] and (best == -1 or scores[i] > scores[best]):             # <<<<<<<<<<<<<<
 *                 best = i
 *         return best
 */
    }
  }

  /* "linalg.pxd":216
 *             if is_valid[i] and (best == -1 or scores[i] > scores[best]):
 *                 best = i
 *         return best             # <<<<<<<<<<<<<<
 * 
 *     @staticmethod
 */
  __pyx_r = __pyx_v_best;
  goto __pyx_L0;

  /* "linalg.pxd":209
 * 
 *     @staticmethod
 *     cdef inline int arg_max_if_true(             # <<<<<<<<<<<<<<
 *             const weight_t* scores, const int* is_valid, const int n_classes) nogil:
 *         cdef int i
 */

  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}

/* "linalg.pxd":219
 * 
 *     @staticmethod
 *     cdef inline int arg_max_if_zero(             # <<<<<<<<<<<<<<
 *             const weight_t* scores, const weight_t* costs, const int n_classes) nogil:
 *         cdef int i
 */

static CYTHON_INLINE int __pyx_f_5thinc_6linalg_6VecVec_arg_max_if_zero(__pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_scores, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_costs, int const __pyx_v_n_classes) {
  int __pyx_v_i;
  int __pyx_v_best;
  int __pyx_r;
  int __pyx_t_1;
  int __pyx_t_2;
  int __pyx_t_3;
  int __pyx_t_4;

  /* "linalg.pxd":222
 *             const weight_t* scores, const weight_t* costs, const int n_classes) nogil:
 *         cdef int i
 *         cdef int best = -1             # <<<<<<<<<<<<<<
 *         for i in range(n_classes):
 *             if costs[i] == 0 and (best == -1 or scores[i] > scores[best]):
 */
  __pyx_v_best = -1;

  /* "linalg.pxd":223
 *         cdef int i
 *         cdef int best = -1
 *         for i in range(n_classes):             # <<<<<<<<<<<<<<
 *             if costs[i] == 0 and (best == -1 or scores[i] > scores[best]):
 *                 best = i
 */
  __pyx_t_1 = __pyx_v_n_classes;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "linalg.pxd":224
 *         cdef int best = -1
 *         for i in range(n_classes):
 *             if costs[i] == 0 and (best == -1 or scores[i] > scores[best]):             # <<<<<<<<<<<<<<
 *                 best = i
 *         return best
 */
    __pyx_t_4 = (((__pyx_v_costs[__pyx_v_i]) == 0.0) != 0);
    if (__pyx_t_4) {
    } else {
      __pyx_t_3 = __pyx_t_4;
      goto __pyx_L6_bool_binop_done;
    }
    __pyx_t_4 = ((__pyx_v_best == -1L) != 0);
    if (!__pyx_t_4) {
    } else {
      __pyx_t_3 = __pyx_t_4;
      goto __pyx_L6_bool_binop_done;
    }
    __pyx_t_4 = (((__pyx_v_scores[__pyx_v_i]) > (__pyx_v_scores[__pyx_v_best])) != 0);
    __pyx_t_3 = __pyx_t_4;
    __pyx_L6_bool_binop_done:;
    if (__pyx_t_3) {

      /* "linalg.pxd":225
 *         for i in range(n_classes):
 *             if costs[i] == 0 and (best == -1 or scores[i] > scores[best]):
 *                 best = i             # <<<<<<<<<<<<<<
 *         return best
 * 
 */
      __pyx_v_best = __pyx_v_i;

      /* "linalg.pxd":224
 *         cdef int best = -1
 *         for i in range(n_classes):
 *             if costs[i] == 0 and (best == -1 or scores[i] > scores[best]):             # <<<<<<<<<<<<<<
 *                 best = i
 *         return best
 */
    }
  }

  /* "linalg.pxd":226
 *             if costs[i] == 0 and (best == -1 or scores[i] > scores[best]):
 *                 best = i
 *         return best             # <<<<<<<<<<<<<<
 * 
 * 
 */
  __pyx_r = __pyx_v_best;
  goto __pyx_L0;

  /* "linalg.pxd":219
 * 
 *     @staticmethod
 *     cdef inline int arg_max_if_zero(             # <<<<<<<<<<<<<<
 *             const weight_t* scores, const weight_t* costs, const int n_classes) nogil:
 *         cdef int i
 */

  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}

/* "linalg.pxd":231
 * cdef class Mat:
 *     @staticmethod
 *     cdef inline void mean_row(weight_t* Ex,             # <<<<<<<<<<<<<<
 *             const weight_t* mat, int32_t nr_row, int32_t nr_col) nogil:
 *         memset(Ex, 0, sizeof(Ex[0]) * nr_col)
 */

static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Mat_mean_row(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_Ex, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_mat, int32_t __pyx_v_nr_row, int32_t __pyx_v_nr_col) {
  int32_t __pyx_v_i;
  int32_t __pyx_t_1;
  int32_t __pyx_t_2;

  /* "linalg.pxd":233
 *     cdef inline void mean_row(weight_t* Ex,
 *             const weight_t* mat, int32_t nr_row, int32_t nr_col) nogil:
 *         memset(Ex, 0, sizeof(Ex[0]) * nr_col)             # <<<<<<<<<<<<<<
 *         for i in range(nr_row):
 *             VecVec.add_i(Ex, &mat[i * nr_col], 1.0, nr_col)
 */
  memset(__pyx_v_Ex, 0, ((sizeof((__pyx_v_Ex[0]))) * __pyx_v_nr_col));

  /* "linalg.pxd":234
 *             const weight_t* mat, int32_t nr_row, int32_t nr_col) nogil:
 *         memset(Ex, 0, sizeof(Ex[0]) * nr_col)
 *         for i in range(nr_row):             # <<<<<<<<<<<<<<
 *             VecVec.add_i(Ex, &mat[i * nr_col], 1.0, nr_col)
 *         Vec.mul_i(Ex, 1.0 / nr_row, nr_col)
 */
  __pyx_t_1 = __pyx_v_nr_row;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "linalg.pxd":235
 *         memset(Ex, 0, sizeof(Ex[0]) * nr_col)
 *         for i in range(nr_row):
 *             VecVec.add_i(Ex, &mat[i * nr_col], 1.0, nr_col)             # <<<<<<<<<<<<<<
 *         Vec.mul_i(Ex, 1.0 / nr_row, nr_col)
 * 
 */
    __pyx_f_5thinc_6linalg_6VecVec_add_i(__pyx_v_Ex, (&(__pyx_v_mat[(__pyx_v_i * __pyx_v_nr_col)])), 1.0, __pyx_v_nr_col);
  }

  /* "linalg.pxd":236
 *         for i in range(nr_row):
 *             VecVec.add_i(Ex, &mat[i * nr_col], 1.0, nr_col)
 *         Vec.mul_i(Ex, 1.0 / nr_row, nr_col)             # <<<<<<<<<<<<<<
 * 
 *     @staticmethod
 */
  __pyx_f_5thinc_6linalg_3Vec_mul_i(__pyx_v_Ex, (1.0 / __pyx_v_nr_row), __pyx_v_nr_col);

  /* "linalg.pxd":231
 * cdef class Mat:
 *     @staticmethod
 *     cdef inline void mean_row(weight_t* Ex,             # <<<<<<<<<<<<<<
 *             const weight_t* mat, int32_t nr_row, int32_t nr_col) nogil:
 *         memset(Ex, 0, sizeof(Ex[0]) * nr_col)
 */

  /* function exit code */
}

/* "linalg.pxd":239
 * 
 *     @staticmethod
 *     cdef inline void var_row(weight_t* Vx,             # <<<<<<<<<<<<<<
 *             const weight_t* mat, const weight_t* Ex,
 *             int32_t nr_row, int32_t nr_col, weight_t eps) nogil:
 */

static CYTHON_INLINE void __pyx_f_5thinc_6linalg_3Mat_var_row(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_Vx, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_mat, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_Ex, int32_t __pyx_v_nr_row, int32_t __pyx_v_nr_col, __pyx_t_5thinc_8typedefs_weight_t __pyx_v_eps) {
  __pyx_t_5thinc_8typedefs_weight_t __pyx_v_sum_;
  __pyx_t_5thinc_8typedefs_weight_t __pyx_v_sum2;
  int32_t __pyx_v_i;
  int32_t __pyx_v_j;
  __pyx_t_5thinc_8typedefs_weight_t __pyx_v_x;
  int __pyx_t_1;
  int __pyx_t_2;
  int32_t __pyx_t_3;
  int32_t __pyx_t_4;
  int32_t __pyx_t_5;
  int32_t __pyx_t_6;

  /* "linalg.pxd":243
 *             int32_t nr_row, int32_t nr_col, weight_t eps) nogil:
 *         # From https://en.wikipedia.org/wiki/Algorithms_for_calculating_variance
 *         if nr_row == 0 or nr_col == 0:             # <<<<<<<<<<<<<<
 *             return
 *         cdef weight_t sum_, sum2
 */
  __pyx_t_2 = ((__pyx_v_nr_row == 0) != 0);
  if (!__pyx_t_2) {
  } else {
    __pyx_t_1 = __pyx_t_2;
    goto __pyx_L4_bool_binop_done;
  }
  __pyx_t_2 = ((__pyx_v_nr_col == 0) != 0);
  __pyx_t_1 = __pyx_t_2;
  __pyx_L4_bool_binop_done:;
  if (__pyx_t_1) {

    /* "linalg.pxd":244
 *         # From https://en.wikipedia.org/wiki/Algorithms_for_calculating_variance
 *         if nr_row == 0 or nr_col == 0:
 *             return             # <<<<<<<<<<<<<<
 *         cdef weight_t sum_, sum2
 *         for i in range(nr_col):
 */
    goto __pyx_L0;

    /* "linalg.pxd":243
 *             int32_t nr_row, int32_t nr_col, weight_t eps) nogil:
 *         # From https://en.wikipedia.org/wiki/Algorithms_for_calculating_variance
 *         if nr_row == 0 or nr_col == 0:             # <<<<<<<<<<<<<<
 *             return
 *         cdef weight_t sum_, sum2
 */
  }

  /* "linalg.pxd":246
 *             return
 *         cdef weight_t sum_, sum2
 *         for i in range(nr_col):             # <<<<<<<<<<<<<<
 *             sum_ = 0.0
 *             sum2 = 0.0
 */
  __pyx_t_3 = __pyx_v_nr_col;
  for (__pyx_t_4 = 0; __pyx_t_4 < __pyx_t_3; __pyx_t_4+=1) {
    __pyx_v_i = __pyx_t_4;

    /* "linalg.pxd":247
 *         cdef weight_t sum_, sum2
 *         for i in range(nr_col):
 *             sum_ = 0.0             # <<<<<<<<<<<<<<
 *             sum2 = 0.0
 *             for j in range(nr_row):
 */
    __pyx_v_sum_ = 0.0;

    /* "linalg.pxd":248
 *         for i in range(nr_col):
 *             sum_ = 0.0
 *             sum2 = 0.0             # <<<<<<<<<<<<<<
 *             for j in range(nr_row):
 *                 x = mat[j * nr_col + i]
 */
    __pyx_v_sum2 = 0.0;

    /* "linalg.pxd":249
 *             sum_ = 0.0
 *             sum2 = 0.0
 *             for j in range(nr_row):             # <<<<<<<<<<<<<<
 *                 x = mat[j * nr_col + i]
 *                 sum2 += (x - Ex[i]) ** 2
 */
    __pyx_t_5 = __pyx_v_nr_row;
    for (__pyx_t_6 = 0; __pyx_t_6 < __pyx_t_5; __pyx_t_6+=1) {
      __pyx_v_j = __pyx_t_6;

      /* "linalg.pxd":250
 *             sum2 = 0.0
 *             for j in range(nr_row):
 *                 x = mat[j * nr_col + i]             # <<<<<<<<<<<<<<
 *                 sum2 += (x - Ex[i]) ** 2
 *                 sum_ += x - Ex[i]
 */
      __pyx_v_x = (__pyx_v_mat[((__pyx_v_j * __pyx_v_nr_col) + __pyx_v_i)]);

      /* "linalg.pxd":251
 *             for j in range(nr_row):
 *                 x = mat[j * nr_col + i]
 *                 sum2 += (x - Ex[i]) ** 2             # <<<<<<<<<<<<<<
 *                 sum_ += x - Ex[i]
 *             Vx[i] = (sum2 - sum_**2 / nr_row) / nr_row
 */
      __pyx_v_sum2 = (__pyx_v_sum2 + powf((__pyx_v_x - (__pyx_v_Ex[__pyx_v_i])), 2.0));

      /* "linalg.pxd":252
 *                 x = mat[j * nr_col + i]
 *                 sum2 += (x - Ex[i]) ** 2
 *                 sum_ += x - Ex[i]             # <<<<<<<<<<<<<<
 *             Vx[i] = (sum2 - sum_**2 / nr_row) / nr_row
 *             Vx[i] += eps
 */
      __pyx_v_sum_ = (__pyx_v_sum_ + (__pyx_v_x - (__pyx_v_Ex[__pyx_v_i])));
    }

    /* "linalg.pxd":253
 *                 sum2 += (x - Ex[i]) ** 2
 *                 sum_ += x - Ex[i]
 *             Vx[i] = (sum2 - sum_**2 / nr_row) / nr_row             # <<<<<<<<<<<<<<
 *             Vx[i] += eps
 * 
 */
    (__pyx_v_Vx[__pyx_v_i]) = ((__pyx_v_sum2 - (powf(__pyx_v_sum_, 2.0) / __pyx_v_nr_row)) / __pyx_v_nr_row);

    /* "linalg.pxd":254
 *                 sum_ += x - Ex[i]
 *             Vx[i] = (sum2 - sum_**2 / nr_row) / nr_row
 *             Vx[i] += eps             # <<<<<<<<<<<<<<
 * 
 * 
 */
    __pyx_t_5 = __pyx_v_i;
    (__pyx_v_Vx[__pyx_t_5]) = ((__pyx_v_Vx[__pyx_t_5]) + __pyx_v_eps);
  }

  /* "linalg.pxd":239
 * 
 *     @staticmethod
 *     cdef inline void var_row(weight_t* Vx,             # <<<<<<<<<<<<<<
 *             const weight_t* mat, const weight_t* Ex,
 *             int32_t nr_row, int32_t nr_col, weight_t eps) nogil:
 */

  /* function exit code */
  __pyx_L0:;
}

/* "linalg.pxd":259
 * cdef class MatVec:
 *     @staticmethod
 *     cdef inline void add_i(weight_t* mat,             # <<<<<<<<<<<<<<
 *             const weight_t* vec, weight_t scale, int32_t nr_row, int32_t nr_col) nogil:
 *         cdef int i
 */

static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatVec_add_i(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_mat, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_vec, __pyx_t_5thinc_8typedefs_weight_t __pyx_v_scale, int32_t __pyx_v_nr_row, int32_t __pyx_v_nr_col) {
  int __pyx_v_i;
  int32_t __pyx_t_1;
  int __pyx_t_2;

  /* "linalg.pxd":262
 *             const weight_t* vec, weight_t scale, int32_t nr_row, int32_t nr_col) nogil:
 *         cdef int i
 *         for i in range(nr_row):             # <<<<<<<<<<<<<<
 *             VecVec.add_i(mat + (i * nr_col),
 *                 vec, scale, nr_col)
 */
  __pyx_t_1 = __pyx_v_nr_row;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "linalg.pxd":263
 *         cdef int i
 *         for i in range(nr_row):
 *             VecVec.add_i(mat + (i * nr_col),             # <<<<<<<<<<<<<<
 *                 vec, scale, nr_col)
 * 
 */
    __pyx_f_5thinc_6linalg_6VecVec_add_i((__pyx_v_mat + (__pyx_v_i * __pyx_v_nr_col)), __pyx_v_vec, __pyx_v_scale, __pyx_v_nr_col);
  }

  /* "linalg.pxd":259
 * cdef class MatVec:
 *     @staticmethod
 *     cdef inline void add_i(weight_t* mat,             # <<<<<<<<<<<<<<
 *             const weight_t* vec, weight_t scale, int32_t nr_row, int32_t nr_col) nogil:
 *         cdef int i
 */

  /* function exit code */
}

/* "linalg.pxd":267
 * 
 *     @staticmethod
 *     cdef inline void mul(weight_t* output,             # <<<<<<<<<<<<<<
 *                          const weight_t* mat,
 *                          const weight_t* vec,
 */

static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatVec_mul(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_output, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_mat, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_vec, int32_t __pyx_v_nr_row, int32_t __pyx_v_nr_col) {

  /* "linalg.pxd":271
 *                          const weight_t* vec,
 *                          int32_t nr_row, int32_t nr_col) nogil:
 *         memcpy(output, mat, sizeof(output[0]) * nr_row * nr_col)             # <<<<<<<<<<<<<<
 *         MatVec.mul_i(output, vec, nr_row, nr_col)
 * 
 */
  memcpy(__pyx_v_output, __pyx_v_mat, (((sizeof((__pyx_v_output[0]))) * __pyx_v_nr_row) * __pyx_v_nr_col));

  /* "linalg.pxd":272
 *                          int32_t nr_row, int32_t nr_col) nogil:
 *         memcpy(output, mat, sizeof(output[0]) * nr_row * nr_col)
 *         MatVec.mul_i(output, vec, nr_row, nr_col)             # <<<<<<<<<<<<<<
 * 
 *     @staticmethod
 */
  __pyx_f_5thinc_6linalg_6MatVec_mul_i(__pyx_v_output, __pyx_v_vec, __pyx_v_nr_row, __pyx_v_nr_col);

  /* "linalg.pxd":267
 * 
 *     @staticmethod
 *     cdef inline void mul(weight_t* output,             # <<<<<<<<<<<<<<
 *                          const weight_t* mat,
 *                          const weight_t* vec,
 */

  /* function exit code */
}

/* "linalg.pxd":275
 * 
 *     @staticmethod
 *     cdef inline void mul_i(weight_t* mat,             # <<<<<<<<<<<<<<
 *                            const weight_t* vec,
 *                            int32_t nr_row, int32_t nr_col) nogil:
 */

static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatVec_mul_i(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_mat, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_vec, int32_t __pyx_v_nr_row, int32_t __pyx_v_nr_col) {
  int __pyx_v_i;
  int __pyx_v_row;
  int __pyx_v_col;
  int32_t __pyx_t_1;
  int __pyx_t_2;
  int32_t __pyx_t_3;
  int __pyx_t_4;
  int __pyx_t_5;

  /* "linalg.pxd":279
 *                            int32_t nr_row, int32_t nr_col) nogil:
 *         cdef int i, row, col
 *         for i in range(nr_row):             # <<<<<<<<<<<<<<
 *             row = i * nr_col
 *             for col in range(nr_col):
 */
  __pyx_t_1 = __pyx_v_nr_row;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "linalg.pxd":280
 *         cdef int i, row, col
 *         for i in range(nr_row):
 *             row = i * nr_col             # <<<<<<<<<<<<<<
 *             for col in range(nr_col):
 *                 mat[row + col] *= vec[col]
 */
    __pyx_v_row = (__pyx_v_i * __pyx_v_nr_col);

    /* "linalg.pxd":281
 *         for i in range(nr_row):
 *             row = i * nr_col
 *             for col in range(nr_col):             # <<<<<<<<<<<<<<
 *                 mat[row + col] *= vec[col]
 * 
 */
    __pyx_t_3 = __pyx_v_nr_col;
    for (__pyx_t_4 = 0; __pyx_t_4 < __pyx_t_3; __pyx_t_4+=1) {
      __pyx_v_col = __pyx_t_4;

      /* "linalg.pxd":282
 *             row = i * nr_col
 *             for col in range(nr_col):
 *                 mat[row + col] *= vec[col]             # <<<<<<<<<<<<<<
 * 
 *     @staticmethod
 */
      __pyx_t_5 = (__pyx_v_row + __pyx_v_col);
      (__pyx_v_mat[__pyx_t_5]) = ((__pyx_v_mat[__pyx_t_5]) * (__pyx_v_vec[__pyx_v_col]));
    }
  }

  /* "linalg.pxd":275
 * 
 *     @staticmethod
 *     cdef inline void mul_i(weight_t* mat,             # <<<<<<<<<<<<<<
 *                            const weight_t* vec,
 *                            int32_t nr_row, int32_t nr_col) nogil:
 */

  /* function exit code */
}

/* "linalg.pxd":285
 * 
 *     @staticmethod
 *     cdef inline void dot(weight_t* output,             # <<<<<<<<<<<<<<
 *                          const weight_t* mat,
 *                          const weight_t* vec,
 */

static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatVec_dot(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_output, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_mat, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_vec, int32_t __pyx_v_nr_row, int32_t __pyx_v_nr_col) {
  int __pyx_v_i;
  int __pyx_v_row;
  int __pyx_v_col;
  CYTHON_UNUSED double __pyx_v_zero;
  int32_t __pyx_t_1;
  int __pyx_t_2;
  int32_t __pyx_t_3;
  int __pyx_t_4;
  int __pyx_t_5;

  /* "linalg.pxd":290
 *                          int32_t nr_row, int32_t nr_col) nogil:
 *         cdef int i, row, col
 *         cdef double zero = 0.0             # <<<<<<<<<<<<<<
 *         IF USE_BLAS:
 *             blis.gemv(
 */
  __pyx_v_zero = 0.0;

  /* "linalg.pxd":304
 *             )
 *         ELSE:
 *             for i in range(nr_row):             # <<<<<<<<<<<<<<
 *                 row = i * nr_col
 *                 for col in range(nr_col):
 */
  __pyx_t_1 = __pyx_v_nr_row;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "linalg.pxd":305
 *         ELSE:
 *             for i in range(nr_row):
 *                 row = i * nr_col             # <<<<<<<<<<<<<<
 *                 for col in range(nr_col):
 *                     output[i] += mat[row + col] * vec[col]
 */
    __pyx_v_row = (__pyx_v_i * __pyx_v_nr_col);

    /* "linalg.pxd":306
 *             for i in range(nr_row):
 *                 row = i * nr_col
 *                 for col in range(nr_col):             # <<<<<<<<<<<<<<
 *                     output[i] += mat[row + col] * vec[col]
 * 
 */
    __pyx_t_3 = __pyx_v_nr_col;
    for (__pyx_t_4 = 0; __pyx_t_4 < __pyx_t_3; __pyx_t_4+=1) {
      __pyx_v_col = __pyx_t_4;

      /* "linalg.pxd":307
 *                 row = i * nr_col
 *                 for col in range(nr_col):
 *                     output[i] += mat[row + col] * vec[col]             # <<<<<<<<<<<<<<
 * 
 *     @staticmethod
 */
      __pyx_t_5 = __pyx_v_i;
      (__pyx_v_output[__pyx_t_5]) = ((__pyx_v_output[__pyx_t_5]) + ((__pyx_v_mat[(__pyx_v_row + __pyx_v_col)]) * (__pyx_v_vec[__pyx_v_col])));
    }
  }

  /* "linalg.pxd":285
 * 
 *     @staticmethod
 *     cdef inline void dot(weight_t* output,             # <<<<<<<<<<<<<<
 *                          const weight_t* mat,
 *                          const weight_t* vec,
 */

  /* function exit code */
}

/* "linalg.pxd":310
 * 
 *     @staticmethod
 *     cdef inline void batch_dot(weight_t* output,             # <<<<<<<<<<<<<<
 *                          const weight_t* mat,
 *                          const weight_t* vec,
 */

static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatVec_batch_dot(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_output, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_mat, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_vec, int32_t __pyx_v_nr_row, int32_t __pyx_v_nr_col, int32_t __pyx_v_nr_batch) {
  CYTHON_UNUSED double __pyx_v_one;
  CYTHON_UNUSED int32_t __pyx_v_b;
  int32_t __pyx_t_1;
  int32_t __pyx_t_2;

  /* "linalg.pxd":325
 *         # out:   M * N
 *         cdef int i, row, col
 *         cdef double one = 1.0             # <<<<<<<<<<<<<<
 *         IF USE_BLAS:
 *             blis.gemm(
 */
  __pyx_v_one = 1.0;

  /* "linalg.pxd":345
 *                 1)
 *         ELSE:
 *             for b in range(nr_batch):             # <<<<<<<<<<<<<<
 *                 MatVec.dot(output,
 *                     mat, vec, nr_row, nr_col)
 */
  __pyx_t_1 = __pyx_v_nr_batch;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_b = __pyx_t_2;

    /* "linalg.pxd":346
 *         ELSE:
 *             for b in range(nr_batch):
 *                 MatVec.dot(output,             # <<<<<<<<<<<<<<
 *                     mat, vec, nr_row, nr_col)
 *                 output += nr_row
 */
    __pyx_f_5thinc_6linalg_6MatVec_dot(__pyx_v_output, __pyx_v_mat, __pyx_v_vec, __pyx_v_nr_row, __pyx_v_nr_col);

    /* "linalg.pxd":348
 *                 MatVec.dot(output,
 *                     mat, vec, nr_row, nr_col)
 *                 output += nr_row             # <<<<<<<<<<<<<<
 *                 vec += nr_col
 * 
 */
    __pyx_v_output = (__pyx_v_output + __pyx_v_nr_row);

    /* "linalg.pxd":349
 *                     mat, vec, nr_row, nr_col)
 *                 output += nr_row
 *                 vec += nr_col             # <<<<<<<<<<<<<<
 * 
 *     @staticmethod
 */
    __pyx_v_vec = (__pyx_v_vec + __pyx_v_nr_col);
  }

  /* "linalg.pxd":310
 * 
 *     @staticmethod
 *     cdef inline void batch_dot(weight_t* output,             # <<<<<<<<<<<<<<
 *                          const weight_t* mat,
 *                          const weight_t* vec,
 */

  /* function exit code */
}

/* "linalg.pxd":352
 * 
 *     @staticmethod
 *     cdef inline void T_dot(weight_t* output,             # <<<<<<<<<<<<<<
 *                              const weight_t* mat,
 *                              const weight_t* vec,
 */

static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatVec_T_dot(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_output, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_mat, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_vec, int32_t __pyx_v_nr_row, int32_t __pyx_v_nr_col) {
  int __pyx_v_row;
  int __pyx_v_col;
  CYTHON_UNUSED double __pyx_v_zero;
  CYTHON_UNUSED double __pyx_v_one;
  int32_t __pyx_t_1;
  int __pyx_t_2;
  int32_t __pyx_t_3;
  int __pyx_t_4;
  int __pyx_t_5;

  /* "linalg.pxd":358
 *                              int32_t nr_col) nogil:
 *         cdef int i, row, col
 *         cdef double zero = 0.0             # <<<<<<<<<<<<<<
 *         cdef double one = 1.0
 *         IF USE_BLAS:
 */
  __pyx_v_zero = 0.0;

  /* "linalg.pxd":359
 *         cdef int i, row, col
 *         cdef double zero = 0.0
 *         cdef double one = 1.0             # <<<<<<<<<<<<<<
 *         IF USE_BLAS:
 *             blis.gemv(
 */
  __pyx_v_one = 1.0;

  /* "linalg.pxd":372
 *             )
 *         ELSE:
 *             for row in range(nr_row):             # <<<<<<<<<<<<<<
 *                 for col in range(nr_col):
 *                     output[col] += vec[row] * mat[(row * nr_col) + col]
 */
  __pyx_t_1 = __pyx_v_nr_row;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_row = __pyx_t_2;

    /* "linalg.pxd":373
 *         ELSE:
 *             for row in range(nr_row):
 *                 for col in range(nr_col):             # <<<<<<<<<<<<<<
 *                     output[col] += vec[row] * mat[(row * nr_col) + col]
 * 
 */
    __pyx_t_3 = __pyx_v_nr_col;
    for (__pyx_t_4 = 0; __pyx_t_4 < __pyx_t_3; __pyx_t_4+=1) {
      __pyx_v_col = __pyx_t_4;

      /* "linalg.pxd":374
 *             for row in range(nr_row):
 *                 for col in range(nr_col):
 *                     output[col] += vec[row] * mat[(row * nr_col) + col]             # <<<<<<<<<<<<<<
 * 
 *     @staticmethod
 */
      __pyx_t_5 = __pyx_v_col;
      (__pyx_v_output[__pyx_t_5]) = ((__pyx_v_output[__pyx_t_5]) + ((__pyx_v_vec[__pyx_v_row]) * (__pyx_v_mat[((__pyx_v_row * __pyx_v_nr_col) + __pyx_v_col)])));
    }
  }

  /* "linalg.pxd":352
 * 
 *     @staticmethod
 *     cdef inline void T_dot(weight_t* output,             # <<<<<<<<<<<<<<
 *                              const weight_t* mat,
 *                              const weight_t* vec,
 */

  /* function exit code */
}

/* "linalg.pxd":377
 * 
 *     @staticmethod
 *     cdef inline void batch_T_dot(weight_t* output,             # <<<<<<<<<<<<<<
 *                              const weight_t* mat,
 *                              const weight_t* vec,
 */

static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatVec_batch_T_dot(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_output, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_mat, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_vec, int32_t __pyx_v_nr_row, int32_t __pyx_v_nr_col, int32_t __pyx_v_nr_batch) {
  CYTHON_UNUSED int __pyx_v__;
  CYTHON_UNUSED double __pyx_v_one;
  int32_t __pyx_t_1;
  int __pyx_t_2;

  /* "linalg.pxd":384
 *                              int32_t nr_batch) nogil:
 *         cdef int _
 *         cdef double one = 1.0             # <<<<<<<<<<<<<<
 *         IF USE_BLAS:
 *             # output is (nr_batch, nr_col)
 */
  __pyx_v_one = 1.0;

  /* "linalg.pxd":416
 *                 1)
 *         ELSE:
 *             for _ in range(nr_batch):             # <<<<<<<<<<<<<<
 *                 MatVec.T_dot(output,
 *                     mat, vec, nr_row, nr_col)
 */
  __pyx_t_1 = __pyx_v_nr_batch;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v__ = __pyx_t_2;

    /* "linalg.pxd":417
 *         ELSE:
 *             for _ in range(nr_batch):
 *                 MatVec.T_dot(output,             # <<<<<<<<<<<<<<
 *                     mat, vec, nr_row, nr_col)
 *                 output += nr_col
 */
    __pyx_f_5thinc_6linalg_6MatVec_T_dot(__pyx_v_output, __pyx_v_mat, __pyx_v_vec, __pyx_v_nr_row, __pyx_v_nr_col);

    /* "linalg.pxd":419
 *                 MatVec.T_dot(output,
 *                     mat, vec, nr_row, nr_col)
 *                 output += nr_col             # <<<<<<<<<<<<<<
 *                 vec += nr_row
 * 
 */
    __pyx_v_output = (__pyx_v_output + __pyx_v_nr_col);

    /* "linalg.pxd":420
 *                     mat, vec, nr_row, nr_col)
 *                 output += nr_col
 *                 vec += nr_row             # <<<<<<<<<<<<<<
 * 
 * 
 */
    __pyx_v_vec = (__pyx_v_vec + __pyx_v_nr_row);
  }

  /* "linalg.pxd":377
 * 
 *     @staticmethod
 *     cdef inline void batch_T_dot(weight_t* output,             # <<<<<<<<<<<<<<
 *                              const weight_t* mat,
 *                              const weight_t* vec,
 */

  /* function exit code */
}

/* "linalg.pxd":425
 * cdef class MatMat:
 *     @staticmethod
 *     cdef inline void add(weight_t* output,             # <<<<<<<<<<<<<<
 *                          const weight_t* x,
 *                          const weight_t* y,
 */

static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatMat_add(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_output, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_x, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_y, int32_t __pyx_v_nr_row, int32_t __pyx_v_nr_col) {

  /* "linalg.pxd":429
 *                          const weight_t* y,
 *                          int32_t nr_row, int32_t nr_col) nogil:
 *         memcpy(output, x, sizeof(output[0]) * nr_row * nr_col)             # <<<<<<<<<<<<<<
 *         MatMat.add_i(output, y, nr_row, nr_col)
 * 
 */
  memcpy(__pyx_v_output, __pyx_v_x, (((sizeof((__pyx_v_output[0]))) * __pyx_v_nr_row) * __pyx_v_nr_col));

  /* "linalg.pxd":430
 *                          int32_t nr_row, int32_t nr_col) nogil:
 *         memcpy(output, x, sizeof(output[0]) * nr_row * nr_col)
 *         MatMat.add_i(output, y, nr_row, nr_col)             # <<<<<<<<<<<<<<
 * 
 *     @staticmethod
 */
  __pyx_f_5thinc_6linalg_6MatMat_add_i(__pyx_v_output, __pyx_v_y, __pyx_v_nr_row, __pyx_v_nr_col);

  /* "linalg.pxd":425
 * cdef class MatMat:
 *     @staticmethod
 *     cdef inline void add(weight_t* output,             # <<<<<<<<<<<<<<
 *                          const weight_t* x,
 *                          const weight_t* y,
 */

  /* function exit code */
}

/* "linalg.pxd":433
 * 
 *     @staticmethod
 *     cdef inline void add_i(weight_t* x,             # <<<<<<<<<<<<<<
 *                            const weight_t* y,
 *                            int32_t nr_row, int32_t nr_col) nogil:
 */

static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatMat_add_i(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_x, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_y, int32_t __pyx_v_nr_row, int32_t __pyx_v_nr_col) {
  int __pyx_v_i;
  int __pyx_v_row;
  int __pyx_v_col;
  int32_t __pyx_t_1;
  int __pyx_t_2;
  int32_t __pyx_t_3;
  int __pyx_t_4;
  int __pyx_t_5;

  /* "linalg.pxd":437
 *                            int32_t nr_row, int32_t nr_col) nogil:
 *         cdef int i, row, col
 *         for i in range(nr_row):             # <<<<<<<<<<<<<<
 *             row = i * nr_col
 *             for col in range(nr_col):
 */
  __pyx_t_1 = __pyx_v_nr_row;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "linalg.pxd":438
 *         cdef int i, row, col
 *         for i in range(nr_row):
 *             row = i * nr_col             # <<<<<<<<<<<<<<
 *             for col in range(nr_col):
 *                 x[row + col] += y[row + col]
 */
    __pyx_v_row = (__pyx_v_i * __pyx_v_nr_col);

    /* "linalg.pxd":439
 *         for i in range(nr_row):
 *             row = i * nr_col
 *             for col in range(nr_col):             # <<<<<<<<<<<<<<
 *                 x[row + col] += y[row + col]
 * 
 */
    __pyx_t_3 = __pyx_v_nr_col;
    for (__pyx_t_4 = 0; __pyx_t_4 < __pyx_t_3; __pyx_t_4+=1) {
      __pyx_v_col = __pyx_t_4;

      /* "linalg.pxd":440
 *             row = i * nr_col
 *             for col in range(nr_col):
 *                 x[row + col] += y[row + col]             # <<<<<<<<<<<<<<
 * 
 *     @staticmethod
 */
      __pyx_t_5 = (__pyx_v_row + __pyx_v_col);
      (__pyx_v_x[__pyx_t_5]) = ((__pyx_v_x[__pyx_t_5]) + (__pyx_v_y[(__pyx_v_row + __pyx_v_col)]));
    }
  }

  /* "linalg.pxd":433
 * 
 *     @staticmethod
 *     cdef inline void add_i(weight_t* x,             # <<<<<<<<<<<<<<
 *                            const weight_t* y,
 *                            int32_t nr_row, int32_t nr_col) nogil:
 */

  /* function exit code */
}

/* "linalg.pxd":443
 * 
 *     @staticmethod
 *     cdef inline void mul(weight_t* output,             # <<<<<<<<<<<<<<
 *                          const weight_t* x,
 *                          const weight_t* y,
 */

static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatMat_mul(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_output, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_x, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_y, int32_t __pyx_v_nr_row, int32_t __pyx_v_nr_col) {

  /* "linalg.pxd":447
 *                          const weight_t* y,
 *                          int32_t nr_row, int32_t nr_col) nogil:
 *         memcpy(output, x, sizeof(output[0]) * nr_row * nr_col)             # <<<<<<<<<<<<<<
 *         MatMat.mul_i(output, y, nr_row, nr_col)
 * 
 */
  memcpy(__pyx_v_output, __pyx_v_x, (((sizeof((__pyx_v_output[0]))) * __pyx_v_nr_row) * __pyx_v_nr_col));

  /* "linalg.pxd":448
 *                          int32_t nr_row, int32_t nr_col) nogil:
 *         memcpy(output, x, sizeof(output[0]) * nr_row * nr_col)
 *         MatMat.mul_i(output, y, nr_row, nr_col)             # <<<<<<<<<<<<<<
 * 
 *     @staticmethod
 */
  __pyx_f_5thinc_6linalg_6MatMat_mul_i(__pyx_v_output, __pyx_v_y, __pyx_v_nr_row, __pyx_v_nr_col);

  /* "linalg.pxd":443
 * 
 *     @staticmethod
 *     cdef inline void mul(weight_t* output,             # <<<<<<<<<<<<<<
 *                          const weight_t* x,
 *                          const weight_t* y,
 */

  /* function exit code */
}

/* "linalg.pxd":451
 * 
 *     @staticmethod
 *     cdef inline void mul_i(weight_t* x,             # <<<<<<<<<<<<<<
 *                            const weight_t* y,
 *                            int32_t nr_row, int32_t nr_col) nogil:
 */

static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatMat_mul_i(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_x, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_y, int32_t __pyx_v_nr_row, int32_t __pyx_v_nr_col) {
  int __pyx_v_i;
  int __pyx_v_row;
  int __pyx_v_col;
  int32_t __pyx_t_1;
  int __pyx_t_2;
  int32_t __pyx_t_3;
  int __pyx_t_4;
  int __pyx_t_5;

  /* "linalg.pxd":455
 *                            int32_t nr_row, int32_t nr_col) nogil:
 *         cdef int i, row, col
 *         for i in range(nr_row):             # <<<<<<<<<<<<<<
 *             row = i * nr_col
 *             for col in range(nr_col):
 */
  __pyx_t_1 = __pyx_v_nr_row;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "linalg.pxd":456
 *         cdef int i, row, col
 *         for i in range(nr_row):
 *             row = i * nr_col             # <<<<<<<<<<<<<<
 *             for col in range(nr_col):
 *                 x[row + col] *= y[row + col]
 */
    __pyx_v_row = (__pyx_v_i * __pyx_v_nr_col);

    /* "linalg.pxd":457
 *         for i in range(nr_row):
 *             row = i * nr_col
 *             for col in range(nr_col):             # <<<<<<<<<<<<<<
 *                 x[row + col] *= y[row + col]
 * 
 */
    __pyx_t_3 = __pyx_v_nr_col;
    for (__pyx_t_4 = 0; __pyx_t_4 < __pyx_t_3; __pyx_t_4+=1) {
      __pyx_v_col = __pyx_t_4;

      /* "linalg.pxd":458
 *             row = i * nr_col
 *             for col in range(nr_col):
 *                 x[row + col] *= y[row + col]             # <<<<<<<<<<<<<<
 * 
 *     @staticmethod
 */
      __pyx_t_5 = (__pyx_v_row + __pyx_v_col);
      (__pyx_v_x[__pyx_t_5]) = ((__pyx_v_x[__pyx_t_5]) * (__pyx_v_y[(__pyx_v_row + __pyx_v_col)]));
    }
  }

  /* "linalg.pxd":451
 * 
 *     @staticmethod
 *     cdef inline void mul_i(weight_t* x,             # <<<<<<<<<<<<<<
 *                            const weight_t* y,
 *                            int32_t nr_row, int32_t nr_col) nogil:
 */

  /* function exit code */
}

/* "linalg.pxd":461
 * 
 *     @staticmethod
 *     cdef inline void add_outer_i(weight_t* mat,             # <<<<<<<<<<<<<<
 *                                  const weight_t* x,
 *                                  const weight_t* y,
 */

static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatMat_add_outer_i(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_mat, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_x, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_y, int32_t __pyx_v_nr_row, int32_t __pyx_v_nr_col) {
  int __pyx_v_i;
  int __pyx_v_j;
  int __pyx_v_row;
  CYTHON_UNUSED double __pyx_v_one;
  int32_t __pyx_t_1;
  int __pyx_t_2;
  int32_t __pyx_t_3;
  int __pyx_t_4;
  int __pyx_t_5;

  /* "linalg.pxd":467
 *                                  int32_t nr_col) nogil:
 *         cdef int i, j, row
 *         cdef double one = 1.0             # <<<<<<<<<<<<<<
 *         IF USE_BLAS:
 *             blis.ger(
 */
  __pyx_v_one = 1.0;

  /* "linalg.pxd":478
 *             )
 *         ELSE:
 *             for i in range(nr_row):             # <<<<<<<<<<<<<<
 *                 row = i * nr_col
 *                 for j in range(nr_col):
 */
  __pyx_t_1 = __pyx_v_nr_row;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "linalg.pxd":479
 *         ELSE:
 *             for i in range(nr_row):
 *                 row = i * nr_col             # <<<<<<<<<<<<<<
 *                 for j in range(nr_col):
 *                     mat[row + j] += x[i] * y[j]
 */
    __pyx_v_row = (__pyx_v_i * __pyx_v_nr_col);

    /* "linalg.pxd":480
 *             for i in range(nr_row):
 *                 row = i * nr_col
 *                 for j in range(nr_col):             # <<<<<<<<<<<<<<
 *                     mat[row + j] += x[i] * y[j]
 * 
 */
    __pyx_t_3 = __pyx_v_nr_col;
    for (__pyx_t_4 = 0; __pyx_t_4 < __pyx_t_3; __pyx_t_4+=1) {
      __pyx_v_j = __pyx_t_4;

      /* "linalg.pxd":481
 *                 row = i * nr_col
 *                 for j in range(nr_col):
 *                     mat[row + j] += x[i] * y[j]             # <<<<<<<<<<<<<<
 * 
 *     @staticmethod
 */
      __pyx_t_5 = (__pyx_v_row + __pyx_v_j);
      (__pyx_v_mat[__pyx_t_5]) = ((__pyx_v_mat[__pyx_t_5]) + ((__pyx_v_x[__pyx_v_i]) * (__pyx_v_y[__pyx_v_j])));
    }
  }

  /* "linalg.pxd":461
 * 
 *     @staticmethod
 *     cdef inline void add_outer_i(weight_t* mat,             # <<<<<<<<<<<<<<
 *                                  const weight_t* x,
 *                                  const weight_t* y,
 */

  /* function exit code */
}

/* "linalg.pxd":484
 * 
 *     @staticmethod
 *     cdef inline void batch_add_outer_i(weight_t* output,             # <<<<<<<<<<<<<<
 *                                  const weight_t* x,
 *                                  const weight_t* y,
 */

static CYTHON_INLINE void __pyx_f_5thinc_6linalg_6MatMat_batch_add_outer_i(__pyx_t_5thinc_8typedefs_weight_t *__pyx_v_output, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_x, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_y, int32_t __pyx_v_nr_row, int32_t __pyx_v_nr_col, int32_t __pyx_v_nr_batch) {
  CYTHON_UNUSED double __pyx_v_one;
  CYTHON_UNUSED int32_t __pyx_v__;
  int32_t __pyx_v_i;
  int32_t __pyx_v_row;
  int32_t __pyx_v_j;
  int32_t __pyx_t_1;
  int32_t __pyx_t_2;
  int32_t __pyx_t_3;
  int32_t __pyx_t_4;
  int32_t __pyx_t_5;
  int32_t __pyx_t_6;
  int32_t __pyx_t_7;

  /* "linalg.pxd":502
 *         # y:    K * N
 *         # out:  M * N
 *         cdef double one = 1.0             # <<<<<<<<<<<<<<
 *         IF USE_BLAS:
 *             blis.gemm(
 */
  __pyx_v_one = 1.0;

  /* "linalg.pxd":522
 *                 1)
 *         ELSE:
 *             for _ in range(nr_batch):             # <<<<<<<<<<<<<<
 *                 for i in range(nr_row):
 *                     row = i * nr_col
 */
  __pyx_t_1 = __pyx_v_nr_batch;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v__ = __pyx_t_2;

    /* "linalg.pxd":523
 *         ELSE:
 *             for _ in range(nr_batch):
 *                 for i in range(nr_row):             # <<<<<<<<<<<<<<
 *                     row = i * nr_col
 *                     for j in range(nr_col):
 */
    __pyx_t_3 = __pyx_v_nr_row;
    for (__pyx_t_4 = 0; __pyx_t_4 < __pyx_t_3; __pyx_t_4+=1) {
      __pyx_v_i = __pyx_t_4;

      /* "linalg.pxd":524
 *             for _ in range(nr_batch):
 *                 for i in range(nr_row):
 *                     row = i * nr_col             # <<<<<<<<<<<<<<
 *                     for j in range(nr_col):
 *                         output[row + j] += x[i] * y[j]
 */
      __pyx_v_row = (__pyx_v_i * __pyx_v_nr_col);

      /* "linalg.pxd":525
 *                 for i in range(nr_row):
 *                     row = i * nr_col
 *                     for j in range(nr_col):             # <<<<<<<<<<<<<<
 *                         output[row + j] += x[i] * y[j]
 *                 x += nr_row
 */
      __pyx_t_5 = __pyx_v_nr_col;
      for (__pyx_t_6 = 0; __pyx_t_6 < __pyx_t_5; __pyx_t_6+=1) {
        __pyx_v_j = __pyx_t_6;

        /* "linalg.pxd":526
 *                     row = i * nr_col
 *                     for j in range(nr_col):
 *                         output[row + j] += x[i] * y[j]             # <<<<<<<<<<<<<<
 *                 x += nr_row
 *                 y += nr_col
 */
        __pyx_t_7 = (__pyx_v_row + __pyx_v_j);
        (__pyx_v_output[__pyx_t_7]) = ((__pyx_v_output[__pyx_t_7]) + ((__pyx_v_x[__pyx_v_i]) * (__pyx_v_y[__pyx_v_j])));
      }
    }

    /* "linalg.pxd":527
 *                     for j in range(nr_col):
 *                         output[row + j] += x[i] * y[j]
 *                 x += nr_row             # <<<<<<<<<<<<<<
 *                 y += nr_col
 */
    __pyx_v_x = (__pyx_v_x + __pyx_v_nr_row);

    /* "linalg.pxd":528
 *                         output[row + j] += x[i] * y[j]
 *                 x += nr_row
 *                 y += nr_col             # <<<<<<<<<<<<<<
 */
    __pyx_v_y = (__pyx_v_y + __pyx_v_nr_col);
  }

  /* "linalg.pxd":484
 * 
 *     @staticmethod
 *     cdef inline void batch_add_outer_i(weight_t* output,             # <<<<<<<<<<<<<<
 *                                  const weight_t* x,
 *                                  const weight_t* y,
 */

  /* function exit code */
}

/* "structs.pxd":140
 *     int batch_size
 * 
 *     __init__(len_t* widths, int nr_layer, int batch_size) nogil:             # <<<<<<<<<<<<<<
 *         this.i = 0
 *         this.nr_layer = nr_layer
 */

 __pyx_t_5thinc_7structs_MinibatchC::__pyx_t_5thinc_7structs_MinibatchC(__pyx_t_5thinc_8typedefs_len_t *__pyx_v_widths, int __pyx_v_nr_layer, int __pyx_v_batch_size) {
  int __pyx_v_i;
  int __pyx_t_1;
  int __pyx_t_2;

  /* "structs.pxd":141
 * 
 *     __init__(len_t* widths, int nr_layer, int batch_size) nogil:
 *         this.i = 0             # <<<<<<<<<<<<<<
 *         this.nr_layer = nr_layer
 *         this.batch_size = batch_size
 */
  this->i = 0;

  /* "structs.pxd":142
 *     __init__(len_t* widths, int nr_layer, int batch_size) nogil:
 *         this.i = 0
 *         this.nr_layer = nr_layer             # <<<<<<<<<<<<<<
 *         this.batch_size = batch_size
 *         this.widths = <len_t*>calloc(nr_layer, sizeof(len_t))
 */
  this->nr_layer = __pyx_v_nr_layer;

  /* "structs.pxd":143
 *         this.i = 0
 *         this.nr_layer = nr_layer
 *         this.batch_size = batch_size             # <<<<<<<<<<<<<<
 *         this.widths = <len_t*>calloc(nr_layer, sizeof(len_t))
 *         this._fwd = <weight_t**>calloc(nr_layer, sizeof(weight_t*))
 */
  this->batch_size = __pyx_v_batch_size;

  /* "structs.pxd":144
 *         this.nr_layer = nr_layer
 *         this.batch_size = batch_size
 *         this.widths = <len_t*>calloc(nr_layer, sizeof(len_t))             # <<<<<<<<<<<<<<
 *         this._fwd = <weight_t**>calloc(nr_layer, sizeof(weight_t*))
 *         this._bwd = <weight_t**>calloc(nr_layer, sizeof(weight_t*))
 */
  this->widths = ((__pyx_t_5thinc_8typedefs_len_t *)calloc(__pyx_v_nr_layer, (sizeof(__pyx_t_5thinc_8typedefs_len_t))));

  /* "structs.pxd":145
 *         this.batch_size = batch_size
 *         this.widths = <len_t*>calloc(nr_layer, sizeof(len_t))
 *         this._fwd = <weight_t**>calloc(nr_layer, sizeof(weight_t*))             # <<<<<<<<<<<<<<
 *         this._bwd = <weight_t**>calloc(nr_layer, sizeof(weight_t*))
 *         for i in range(nr_layer):
 */
  this->_fwd = ((__pyx_t_5thinc_8typedefs_weight_t **)calloc(__pyx_v_nr_layer, (sizeof(__pyx_t_5thinc_8typedefs_weight_t *))));

  /* "structs.pxd":146
 *         this.widths = <len_t*>calloc(nr_layer, sizeof(len_t))
 *         this._fwd = <weight_t**>calloc(nr_layer, sizeof(weight_t*))
 *         this._bwd = <weight_t**>calloc(nr_layer, sizeof(weight_t*))             # <<<<<<<<<<<<<<
 *         for i in range(nr_layer):
 *             this.widths[i] = widths[i]
 */
  this->_bwd = ((__pyx_t_5thinc_8typedefs_weight_t **)calloc(__pyx_v_nr_layer, (sizeof(__pyx_t_5thinc_8typedefs_weight_t *))));

  /* "structs.pxd":147
 *         this._fwd = <weight_t**>calloc(nr_layer, sizeof(weight_t*))
 *         this._bwd = <weight_t**>calloc(nr_layer, sizeof(weight_t*))
 *         for i in range(nr_layer):             # <<<<<<<<<<<<<<
 *             this.widths[i] = widths[i]
 *             this._fwd[i] = <weight_t*>calloc(this.widths[i] * batch_size, sizeof(weight_t))
 */
  __pyx_t_1 = __pyx_v_nr_layer;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "structs.pxd":148
 *         this._bwd = <weight_t**>calloc(nr_layer, sizeof(weight_t*))
 *         for i in range(nr_layer):
 *             this.widths[i] = widths[i]             # <<<<<<<<<<<<<<
 *             this._fwd[i] = <weight_t*>calloc(this.widths[i] * batch_size, sizeof(weight_t))
 *             this._bwd[i] = <weight_t*>calloc(this.widths[i] * batch_size, sizeof(weight_t))
 */
    (this->widths[__pyx_v_i]) = (__pyx_v_widths[__pyx_v_i]);

    /* "structs.pxd":149
 *         for i in range(nr_layer):
 *             this.widths[i] = widths[i]
 *             this._fwd[i] = <weight_t*>calloc(this.widths[i] * batch_size, sizeof(weight_t))             # <<<<<<<<<<<<<<
 *             this._bwd[i] = <weight_t*>calloc(this.widths[i] * batch_size, sizeof(weight_t))
 *         this._feats = <FeatureC**>calloc(batch_size, sizeof(void*))
 */
    (this->_fwd[__pyx_v_i]) = ((__pyx_t_5thinc_8typedefs_weight_t *)calloc(((this->widths[__pyx_v_i]) * __pyx_v_batch_size), (sizeof(__pyx_t_5thinc_8typedefs_weight_t))));

    /* "structs.pxd":150
 *             this.widths[i] = widths[i]
 *             this._fwd[i] = <weight_t*>calloc(this.widths[i] * batch_size, sizeof(weight_t))
 *             this._bwd[i] = <weight_t*>calloc(this.widths[i] * batch_size, sizeof(weight_t))             # <<<<<<<<<<<<<<
 *         this._feats = <FeatureC**>calloc(batch_size, sizeof(void*))
 *         this._nr_feat = <len_t*>calloc(batch_size, sizeof(len_t))
 */
    (this->_bwd[__pyx_v_i]) = ((__pyx_t_5thinc_8typedefs_weight_t *)calloc(((this->widths[__pyx_v_i]) * __pyx_v_batch_size), (sizeof(__pyx_t_5thinc_8typedefs_weight_t))));
  }

  /* "structs.pxd":151
 *             this._fwd[i] = <weight_t*>calloc(this.widths[i] * batch_size, sizeof(weight_t))
 *             this._bwd[i] = <weight_t*>calloc(this.widths[i] * batch_size, sizeof(weight_t))
 *         this._feats = <FeatureC**>calloc(batch_size, sizeof(void*))             # <<<<<<<<<<<<<<
 *         this._nr_feat = <len_t*>calloc(batch_size, sizeof(len_t))
 *         this._is_valid = <int*>calloc(batch_size * widths[nr_layer-1], sizeof(int))
 */
  this->_feats = ((struct __pyx_t_5thinc_7structs_FeatureC **)calloc(__pyx_v_batch_size, (sizeof(void *))));

  /* "structs.pxd":152
 *             this._bwd[i] = <weight_t*>calloc(this.widths[i] * batch_size, sizeof(weight_t))
 *         this._feats = <FeatureC**>calloc(batch_size, sizeof(void*))
 *         this._nr_feat = <len_t*>calloc(batch_size, sizeof(len_t))             # <<<<<<<<<<<<<<
 *         this._is_valid = <int*>calloc(batch_size * widths[nr_layer-1], sizeof(int))
 *         this._costs = <weight_t*>calloc(batch_size * widths[nr_layer-1], sizeof(weight_t))
 */
  this->_nr_feat = ((__pyx_t_5thinc_8typedefs_len_t *)calloc(__pyx_v_batch_size, (sizeof(__pyx_t_5thinc_8typedefs_len_t))));

  /* "structs.pxd":153
 *         this._feats = <FeatureC**>calloc(batch_size, sizeof(void*))
 *         this._nr_feat = <len_t*>calloc(batch_size, sizeof(len_t))
 *         this._is_valid = <int*>calloc(batch_size * widths[nr_layer-1], sizeof(int))             # <<<<<<<<<<<<<<
 *         this._costs = <weight_t*>calloc(batch_size * widths[nr_layer-1], sizeof(weight_t))
 *         this.signatures = <uint64_t*>calloc(batch_size, sizeof(uint64_t))
 */
  this->_is_valid = ((int *)calloc((__pyx_v_batch_size * (__pyx_v_widths[(__pyx_v_nr_layer - 1)])), (sizeof(int))));

  /* "structs.pxd":154
 *         this._nr_feat = <len_t*>calloc(batch_size, sizeof(len_t))
 *         this._is_valid = <int*>calloc(batch_size * widths[nr_layer-1], sizeof(int))
 *         this._costs = <weight_t*>calloc(batch_size * widths[nr_layer-1], sizeof(weight_t))             # <<<<<<<<<<<<<<
 *         this.signatures = <uint64_t*>calloc(batch_size, sizeof(uint64_t))
 * 
 */
  this->_costs = ((__pyx_t_5thinc_8typedefs_weight_t *)calloc((__pyx_v_batch_size * (__pyx_v_widths[(__pyx_v_nr_layer - 1)])), (sizeof(__pyx_t_5thinc_8typedefs_weight_t))));

  /* "structs.pxd":155
 *         this._is_valid = <int*>calloc(batch_size * widths[nr_layer-1], sizeof(int))
 *         this._costs = <weight_t*>calloc(batch_size * widths[nr_layer-1], sizeof(weight_t))
 *         this.signatures = <uint64_t*>calloc(batch_size, sizeof(uint64_t))             # <<<<<<<<<<<<<<
 * 
 *     __dealloc__() nogil:
 */
  this->signatures = ((uint64_t *)calloc(__pyx_v_batch_size, (sizeof(uint64_t))));

  /* "structs.pxd":140
 *     int batch_size
 * 
 *     __init__(len_t* widths, int nr_layer, int batch_size) nogil:             # <<<<<<<<<<<<<<
 *         this.i = 0
 *         this.nr_layer = nr_layer
 */

  /* function exit code */
}

/* "structs.pxd":157
 *         this.signatures = <uint64_t*>calloc(batch_size, sizeof(uint64_t))
 * 
 *     __dealloc__() nogil:             # <<<<<<<<<<<<<<
 *         free(this.widths)
 *         for i in range(this.nr_layer):
 */

 __pyx_t_5thinc_7structs_MinibatchC::~__pyx_t_5thinc_7structs_MinibatchC(void) {
  int __pyx_v_i;
  int __pyx_t_1;
  int __pyx_t_2;

  /* "structs.pxd":158
 * 
 *     __dealloc__() nogil:
 *         free(this.widths)             # <<<<<<<<<<<<<<
 *         for i in range(this.nr_layer):
 *             free(this._fwd[i])
 */
  free(this->widths);

  /* "structs.pxd":159
 *     __dealloc__() nogil:
 *         free(this.widths)
 *         for i in range(this.nr_layer):             # <<<<<<<<<<<<<<
 *             free(this._fwd[i])
 *             free(this._bwd[i])
 */
  __pyx_t_1 = this->nr_layer;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "structs.pxd":160
 *         free(this.widths)
 *         for i in range(this.nr_layer):
 *             free(this._fwd[i])             # <<<<<<<<<<<<<<
 *             free(this._bwd[i])
 *         for i in range(this.i):
 */
    free((this->_fwd[__pyx_v_i]));

    /* "structs.pxd":161
 *         for i in range(this.nr_layer):
 *             free(this._fwd[i])
 *             free(this._bwd[i])             # <<<<<<<<<<<<<<
 *         for i in range(this.i):
 *             free(this._feats[i])
 */
    free((this->_bwd[__pyx_v_i]));
  }

  /* "structs.pxd":162
 *             free(this._fwd[i])
 *             free(this._bwd[i])
 *         for i in range(this.i):             # <<<<<<<<<<<<<<
 *             free(this._feats[i])
 *         free(this._fwd)
 */
  __pyx_t_1 = this->i;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "structs.pxd":163
 *             free(this._bwd[i])
 *         for i in range(this.i):
 *             free(this._feats[i])             # <<<<<<<<<<<<<<
 *         free(this._fwd)
 *         free(this._bwd)
 */
    free((this->_feats[__pyx_v_i]));
  }

  /* "structs.pxd":164
 *         for i in range(this.i):
 *             free(this._feats[i])
 *         free(this._fwd)             # <<<<<<<<<<<<<<
 *         free(this._bwd)
 *         free(this._feats)
 */
  free(this->_fwd);

  /* "structs.pxd":165
 *             free(this._feats[i])
 *         free(this._fwd)
 *         free(this._bwd)             # <<<<<<<<<<<<<<
 *         free(this._feats)
 *         free(this._nr_feat)
 */
  free(this->_bwd);

  /* "structs.pxd":166
 *         free(this._fwd)
 *         free(this._bwd)
 *         free(this._feats)             # <<<<<<<<<<<<<<
 *         free(this._nr_feat)
 *         free(this._is_valid)
 */
  free(this->_feats);

  /* "structs.pxd":167
 *         free(this._bwd)
 *         free(this._feats)
 *         free(this._nr_feat)             # <<<<<<<<<<<<<<
 *         free(this._is_valid)
 *         free(this._costs)
 */
  free(this->_nr_feat);

  /* "structs.pxd":168
 *         free(this._feats)
 *         free(this._nr_feat)
 *         free(this._is_valid)             # <<<<<<<<<<<<<<
 *         free(this._costs)
 *         free(this.signatures)
 */
  free(this->_is_valid);

  /* "structs.pxd":169
 *         free(this._nr_feat)
 *         free(this._is_valid)
 *         free(this._costs)             # <<<<<<<<<<<<<<
 *         free(this.signatures)
 * 
 */
  free(this->_costs);

  /* "structs.pxd":170
 *         free(this._is_valid)
 *         free(this._costs)
 *         free(this.signatures)             # <<<<<<<<<<<<<<
 * 
 *     void reset() nogil:
 */
  free(this->signatures);

  /* "structs.pxd":157
 *         this.signatures = <uint64_t*>calloc(batch_size, sizeof(uint64_t))
 * 
 *     __dealloc__() nogil:             # <<<<<<<<<<<<<<
 *         free(this.widths)
 *         for i in range(this.nr_layer):
 */

  /* function exit code */
}

/* "structs.pxd":172
 *         free(this.signatures)
 * 
 *     void reset() nogil:             # <<<<<<<<<<<<<<
 *         for i in range(this.nr_layer):
 *             memset(this._fwd[i],
 */

void __pyx_t_5thinc_7structs_MinibatchC::reset(void) {
  int __pyx_v_i;
  int __pyx_t_1;
  int __pyx_t_2;

  /* "structs.pxd":173
 * 
 *     void reset() nogil:
 *         for i in range(this.nr_layer):             # <<<<<<<<<<<<<<
 *             memset(this._fwd[i],
 *                 0, sizeof(this._fwd[i][0]) * this.batch_size * this.widths[i])
 */
  __pyx_t_1 = this->nr_layer;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "structs.pxd":174
 *     void reset() nogil:
 *         for i in range(this.nr_layer):
 *             memset(this._fwd[i],             # <<<<<<<<<<<<<<
 *                 0, sizeof(this._fwd[i][0]) * this.batch_size * this.widths[i])
 *             memset(this._bwd[i],
 */
    memset((this->_fwd[__pyx_v_i]), 0, (((sizeof(((this->_fwd[__pyx_v_i])[0]))) * this->batch_size) * (this->widths[__pyx_v_i])));

    /* "structs.pxd":176
 *             memset(this._fwd[i],
 *                 0, sizeof(this._fwd[i][0]) * this.batch_size * this.widths[i])
 *             memset(this._bwd[i],             # <<<<<<<<<<<<<<
 *                 0, sizeof(this._bwd[i][0]) * this.batch_size * this.widths[i])
 *         memset(this._nr_feat, 0, sizeof(this._nr_feat[0]) * this.batch_size)
 */
    memset((this->_bwd[__pyx_v_i]), 0, (((sizeof(((this->_bwd[__pyx_v_i])[0]))) * this->batch_size) * (this->widths[__pyx_v_i])));
  }

  /* "structs.pxd":178
 *             memset(this._bwd[i],
 *                 0, sizeof(this._bwd[i][0]) * this.batch_size * this.widths[i])
 *         memset(this._nr_feat, 0, sizeof(this._nr_feat[0]) * this.batch_size)             # <<<<<<<<<<<<<<
 *         memset(this.signatures, 0, sizeof(this.signatures[0]) * this.batch_size)
 *         memset(this._costs,
 */
  memset(this->_nr_feat, 0, ((sizeof((this->_nr_feat[0]))) * this->batch_size));

  /* "structs.pxd":179
 *                 0, sizeof(this._bwd[i][0]) * this.batch_size * this.widths[i])
 *         memset(this._nr_feat, 0, sizeof(this._nr_feat[0]) * this.batch_size)
 *         memset(this.signatures, 0, sizeof(this.signatures[0]) * this.batch_size)             # <<<<<<<<<<<<<<
 *         memset(this._costs,
 *             0, sizeof(this._costs[0]) * this.nr_out() * this.batch_size)
 */
  memset(this->signatures, 0, ((sizeof((this->signatures[0]))) * this->batch_size));

  /* "structs.pxd":180
 *         memset(this._nr_feat, 0, sizeof(this._nr_feat[0]) * this.batch_size)
 *         memset(this.signatures, 0, sizeof(this.signatures[0]) * this.batch_size)
 *         memset(this._costs,             # <<<<<<<<<<<<<<
 *             0, sizeof(this._costs[0]) * this.nr_out() * this.batch_size)
 *         memset(this._is_valid,
 */
  memset(this->_costs, 0, (((sizeof((this->_costs[0]))) * this->nr_out()) * this->batch_size));

  /* "structs.pxd":182
 *         memset(this._costs,
 *             0, sizeof(this._costs[0]) * this.nr_out() * this.batch_size)
 *         memset(this._is_valid,             # <<<<<<<<<<<<<<
 *             0, sizeof(this._is_valid[0]) * this.nr_out() * this.batch_size)
 *         for i in range(this.i):
 */
  memset(this->_is_valid, 0, (((sizeof((this->_is_valid[0]))) * this->nr_out()) * this->batch_size));

  /* "structs.pxd":184
 *         memset(this._is_valid,
 *             0, sizeof(this._is_valid[0]) * this.nr_out() * this.batch_size)
 *         for i in range(this.i):             # <<<<<<<<<<<<<<
 *             free(this._feats[i])
 *             this._feats[i] = NULL
 */
  __pyx_t_1 = this->i;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "structs.pxd":185
 *             0, sizeof(this._is_valid[0]) * this.nr_out() * this.batch_size)
 *         for i in range(this.i):
 *             free(this._feats[i])             # <<<<<<<<<<<<<<
 *             this._feats[i] = NULL
 *         this.i = 0
 */
    free((this->_feats[__pyx_v_i]));

    /* "structs.pxd":186
 *         for i in range(this.i):
 *             free(this._feats[i])
 *             this._feats[i] = NULL             # <<<<<<<<<<<<<<
 *         this.i = 0
 * 
 */
    (this->_feats[__pyx_v_i]) = NULL;
  }

  /* "structs.pxd":187
 *             free(this._feats[i])
 *             this._feats[i] = NULL
 *         this.i = 0             # <<<<<<<<<<<<<<
 * 
 *     int nr_in() nogil:
 */
  this->i = 0;

  /* "structs.pxd":172
 *         free(this.signatures)
 * 
 *     void reset() nogil:             # <<<<<<<<<<<<<<
 *         for i in range(this.nr_layer):
 *             memset(this._fwd[i],
 */

  /* function exit code */
}

/* "structs.pxd":189
 *         this.i = 0
 * 
 *     int nr_in() nogil:             # <<<<<<<<<<<<<<
 *         return this.widths[0]
 * 
 */

int __pyx_t_5thinc_7structs_MinibatchC::nr_in(void) {
  int __pyx_r;

  /* "structs.pxd":190
 * 
 *     int nr_in() nogil:
 *         return this.widths[0]             # <<<<<<<<<<<<<<
 * 
 *     int nr_out() nogil:
 */
  __pyx_r = (this->widths[0]);
  goto __pyx_L0;

  /* "structs.pxd":189
 *         this.i = 0
 * 
 *     int nr_in() nogil:             # <<<<<<<<<<<<<<
 *         return this.widths[0]
 * 
 */

  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}

/* "structs.pxd":192
 *         return this.widths[0]
 * 
 *     int nr_out() nogil:             # <<<<<<<<<<<<<<
 *         return this.widths[this.nr_layer - 1]
 * 
 */

int __pyx_t_5thinc_7structs_MinibatchC::nr_out(void) {
  int __pyx_r;

  /* "structs.pxd":193
 * 
 *     int nr_out() nogil:
 *         return this.widths[this.nr_layer - 1]             # <<<<<<<<<<<<<<
 * 
 *     int push_back(const FeatureC* feats, int nr_feat,
 */
  __pyx_r = (this->widths[(this->nr_layer - 1)]);
  goto __pyx_L0;

  /* "structs.pxd":192
 *         return this.widths[0]
 * 
 *     int nr_out() nogil:             # <<<<<<<<<<<<<<
 *         return this.widths[this.nr_layer - 1]
 * 
 */

  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}

/* "structs.pxd":195
 *         return this.widths[this.nr_layer - 1]
 * 
 *     int push_back(const FeatureC* feats, int nr_feat,             # <<<<<<<<<<<<<<
 *             const weight_t* costs, const int* is_valid, uint64_t key) nogil:
 *         # Hash the features, to see if the batch has a matching input.
 */

int __pyx_t_5thinc_7structs_MinibatchC::push_back(struct __pyx_t_5thinc_7structs_FeatureC const *__pyx_v_feats, int __pyx_v_nr_feat, __pyx_t_5thinc_8typedefs_weight_t const *__pyx_v_costs, int const *__pyx_v_is_valid, uint64_t __pyx_v_key) {
  int __pyx_v_i;
  int __pyx_r;
  int __pyx_t_1;
  int __pyx_t_2;
  int __pyx_t_3;

  /* "structs.pxd":199
 *         # Hash the features, to see if the batch has a matching input.
 *         # If it does, just update the gradient for it.
 *         if key != 0:             # <<<<<<<<<<<<<<
 *             for i in range(this.i):
 *                 if this.signatures[i] == key:
 */
  __pyx_t_1 = ((__pyx_v_key != 0) != 0);
  if (__pyx_t_1) {

    /* "structs.pxd":200
 *         # If it does, just update the gradient for it.
 *         if key != 0:
 *             for i in range(this.i):             # <<<<<<<<<<<<<<
 *                 if this.signatures[i] == key:
 *                     VecVec.add_i(this.costs(i),
 */
    __pyx_t_2 = this->i;
    for (__pyx_t_3 = 0; __pyx_t_3 < __pyx_t_2; __pyx_t_3+=1) {
      __pyx_v_i = __pyx_t_3;

      /* "structs.pxd":201
 *         if key != 0:
 *             for i in range(this.i):
 *                 if this.signatures[i] == key:             # <<<<<<<<<<<<<<
 *                     VecVec.add_i(this.costs(i),
 *                         costs, 1.0, this.nr_out())
 */
      __pyx_t_1 = (((this->signatures[__pyx_v_i]) == __pyx_v_key) != 0);
      if (__pyx_t_1) {

        /* "structs.pxd":202
 *             for i in range(this.i):
 *                 if this.signatures[i] == key:
 *                     VecVec.add_i(this.costs(i),             # <<<<<<<<<<<<<<
 *                         costs, 1.0, this.nr_out())
 *                     return 0
 */
        __pyx_f_5thinc_6linalg_6VecVec_add_i(this->costs(__pyx_v_i), __pyx_v_costs, 1.0, this->nr_out());

        /* "structs.pxd":204
 *                     VecVec.add_i(this.costs(i),
 *                         costs, 1.0, this.nr_out())
 *                     return 0             # <<<<<<<<<<<<<<
 *         if this.i >= this.batch_size:
 *             this.reset()
 */
        __pyx_r = 0;
        goto __pyx_L0;

        /* "structs.pxd":201
 *         if key != 0:
 *             for i in range(this.i):
 *                 if this.signatures[i] == key:             # <<<<<<<<<<<<<<
 *                     VecVec.add_i(this.costs(i),
 *                         costs, 1.0, this.nr_out())
 */
      }
    }

    /* "structs.pxd":199
 *         # Hash the features, to see if the batch has a matching input.
 *         # If it does, just update the gradient for it.
 *         if key != 0:             # <<<<<<<<<<<<<<
 *             for i in range(this.i):
 *                 if this.signatures[i] == key:
 */
  }

  /* "structs.pxd":205
 *                         costs, 1.0, this.nr_out())
 *                     return 0
 *         if this.i >= this.batch_size:             # <<<<<<<<<<<<<<
 *             this.reset()
 *             this.i = 0 # This is done in reset() --- but make it obvious
 */
  __pyx_t_1 = ((this->i >= this->batch_size) != 0);
  if (__pyx_t_1) {

    /* "structs.pxd":206
 *                     return 0
 *         if this.i >= this.batch_size:
 *             this.reset()             # <<<<<<<<<<<<<<
 *             this.i = 0 # This is done in reset() --- but make it obvious
 * 
 */
    this->reset();

    /* "structs.pxd":207
 *         if this.i >= this.batch_size:
 *             this.reset()
 *             this.i = 0 # This is done in reset() --- but make it obvious             # <<<<<<<<<<<<<<
 * 
 *         this.signatures[this.i] = key
 */
    this->i = 0;

    /* "structs.pxd":205
 *                         costs, 1.0, this.nr_out())
 *                     return 0
 *         if this.i >= this.batch_size:             # <<<<<<<<<<<<<<
 *             this.reset()
 *             this.i = 0 # This is done in reset() --- but make it obvious
 */
  }

  /* "structs.pxd":209
 *             this.i = 0 # This is done in reset() --- but make it obvious
 * 
 *         this.signatures[this.i] = key             # <<<<<<<<<<<<<<
 *         this._nr_feat[this.i] = nr_feat
 *         this._feats[this.i] = <FeatureC*>calloc(nr_feat, sizeof(FeatureC))
 */
  (this->signatures[this->i]) = __pyx_v_key;

  /* "structs.pxd":210
 * 
 *         this.signatures[this.i] = key
 *         this._nr_feat[this.i] = nr_feat             # <<<<<<<<<<<<<<
 *         this._feats[this.i] = <FeatureC*>calloc(nr_feat, sizeof(FeatureC))
 *         memcpy(this._feats[this.i],
 */
  (this->_nr_feat[this->i]) = __pyx_v_nr_feat;

  /* "structs.pxd":211
 *         this.signatures[this.i] = key
 *         this._nr_feat[this.i] = nr_feat
 *         this._feats[this.i] = <FeatureC*>calloc(nr_feat, sizeof(FeatureC))             # <<<<<<<<<<<<<<
 *         memcpy(this._feats[this.i],
 *             feats, nr_feat * sizeof(this._feats[this.i][0]))
 */
  (this->_feats[this->i]) = ((struct __pyx_t_5thinc_7structs_FeatureC *)calloc(__pyx_v_nr_feat, (sizeof(struct __pyx_t_5thinc_7structs_FeatureC))));

  /* "structs.pxd":212
 *         this._nr_feat[this.i] = nr_feat
 *         this._feats[this.i] = <FeatureC*>calloc(nr_feat, sizeof(FeatureC))
 *         memcpy(this._feats[this.i],             # <<<<<<<<<<<<<<
 *             feats, nr_feat * sizeof(this._feats[this.i][0]))
 * 
 */
  memcpy((this->_feats[this->i]), __pyx_v_feats, (__pyx_v_nr_feat * (sizeof(((this->_feats[this->i])[0])))));

  /* "structs.pxd":215
 *             feats, nr_feat * sizeof(this._feats[this.i][0]))
 * 
 *         memcpy(this.costs(this.i),             # <<<<<<<<<<<<<<
 *             costs, this.nr_out() * sizeof(costs[0]))
 *         if is_valid is not NULL:
 */
  memcpy(this->costs(this->i), __pyx_v_costs, (this->nr_out() * (sizeof((__pyx_v_costs[0])))));

  /* "structs.pxd":217
 *         memcpy(this.costs(this.i),
 *             costs, this.nr_out() * sizeof(costs[0]))
 *         if is_valid is not NULL:             # <<<<<<<<<<<<<<
 *             memcpy(this.is_valid(this.i),
 *                 is_valid, this.nr_out() * sizeof(is_valid[0]))
 */
  __pyx_t_1 = ((__pyx_v_is_valid != NULL) != 0);
  if (__pyx_t_1) {

    /* "structs.pxd":218
 *             costs, this.nr_out() * sizeof(costs[0]))
 *         if is_valid is not NULL:
 *             memcpy(this.is_valid(this.i),             # <<<<<<<<<<<<<<
 *                 is_valid, this.nr_out() * sizeof(is_valid[0]))
 *         else:
 */
    memcpy(this->is_valid(this->i), __pyx_v_is_valid, (this->nr_out() * (sizeof((__pyx_v_is_valid[0])))));

    /* "structs.pxd":217
 *         memcpy(this.costs(this.i),
 *             costs, this.nr_out() * sizeof(costs[0]))
 *         if is_valid is not NULL:             # <<<<<<<<<<<<<<
 *             memcpy(this.is_valid(this.i),
 *                 is_valid, this.nr_out() * sizeof(is_valid[0]))
 */
    goto __pyx_L8;
  }

  /* "structs.pxd":221
 *                 is_valid, this.nr_out() * sizeof(is_valid[0]))
 *         else:
 *             for i in range(this.nr_out()):             # <<<<<<<<<<<<<<
 *                 this.is_valid(this.i)[i] = 1
 *         this.i += 1
 */
  /*else*/ {
    __pyx_t_2 = this->nr_out();
    for (__pyx_t_3 = 0; __pyx_t_3 < __pyx_t_2; __pyx_t_3+=1) {
      __pyx_v_i = __pyx_t_3;

      /* "structs.pxd":222
 *         else:
 *             for i in range(this.nr_out()):
 *                 this.is_valid(this.i)[i] = 1             # <<<<<<<<<<<<<<
 *         this.i += 1
 *         return this.i >= this.batch_size
 */
      (this->is_valid(this->i)[__pyx_v_i]) = 1;
    }
  }
  __pyx_L8:;

  /* "structs.pxd":223
 *             for i in range(this.nr_out()):
 *                 this.is_valid(this.i)[i] = 1
 *         this.i += 1             # <<<<<<<<<<<<<<
 *         return this.i >= this.batch_size
 * 
 */
  this->i = (this->i + 1);

  /* "structs.pxd":224
 *                 this.is_valid(this.i)[i] = 1
 *         this.i += 1
 *         return this.i >= this.batch_size             # <<<<<<<<<<<<<<
 * 
 *     FeatureC* features(int i) nogil:
 */
  __pyx_r = (this->i >= this->batch_size);
  goto __pyx_L0;

  /* "structs.pxd":195
 *         return this.widths[this.nr_layer - 1]
 * 
 *     int push_back(const FeatureC* feats, int nr_feat,             # <<<<<<<<<<<<<<
 *             const weight_t* costs, const int* is_valid, uint64_t key) nogil:
 *         # Hash the features, to see if the batch has a matching input.
 */

  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}

/* "structs.pxd":226
 *         return this.i >= this.batch_size
 * 
 *     FeatureC* features(int i) nogil:             # <<<<<<<<<<<<<<
 *         return this._feats[i]
 * 
 */

struct __pyx_t_5thinc_7structs_FeatureC *__pyx_t_5thinc_7structs_MinibatchC::features(int __pyx_v_i) {
  struct __pyx_t_5thinc_7structs_FeatureC *__pyx_r;

  /* "structs.pxd":227
 * 
 *     FeatureC* features(int i) nogil:
 *         return this._feats[i]             # <<<<<<<<<<<<<<
 * 
 *     int nr_feat(int i) nogil:
 */
  __pyx_r = (this->_feats[__pyx_v_i]);
  goto __pyx_L0;

  /* "structs.pxd":226
 *         return this.i >= this.batch_size
 * 
 *     FeatureC* features(int i) nogil:             # <<<<<<<<<<<<<<
 *         return this._feats[i]
 * 
 */

  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}

/* "structs.pxd":229
 *         return this._feats[i]
 * 
 *     int nr_feat(int i) nogil:             # <<<<<<<<<<<<<<
 *         return this._nr_feat[i]
 * 
 */

int __pyx_t_5thinc_7structs_MinibatchC::nr_feat(int __pyx_v_i) {
  int __pyx_r;

  /* "structs.pxd":230
 * 
 *     int nr_feat(int i) nogil:
 *         return this._nr_feat[i]             # <<<<<<<<<<<<<<
 * 
 *     weight_t* fwd(int i, int j) nogil:
 */
  __pyx_r = (this->_nr_feat[__pyx_v_i]);
  goto __pyx_L0;

  /* "structs.pxd":229
 *         return this._feats[i]
 * 
 *     int nr_feat(int i) nogil:             # <<<<<<<<<<<<<<
 *         return this._nr_feat[i]
 * 
 */

  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}

/* "structs.pxd":232
 *         return this._nr_feat[i]
 * 
 *     weight_t* fwd(int i, int j) nogil:             # <<<<<<<<<<<<<<
 *         return this._fwd[i] + (j * this.widths[i])
 * 
 */

__pyx_t_5thinc_8typedefs_weight_t *__pyx_t_5thinc_7structs_MinibatchC::fwd(int __pyx_v_i, int __pyx_v_j) {
  __pyx_t_5thinc_8typedefs_weight_t *__pyx_r;

  /* "structs.pxd":233
 * 
 *     weight_t* fwd(int i, int j) nogil:
 *         return this._fwd[i] + (j * this.widths[i])             # <<<<<<<<<<<<<<
 * 
 *     weight_t* bwd(int i, int j) nogil:
 */
  __pyx_r = ((this->_fwd[__pyx_v_i]) + (__pyx_v_j * (this->widths[__pyx_v_i])));
  goto __pyx_L0;

  /* "structs.pxd":232
 *         return this._nr_feat[i]
 * 
 *     weight_t* fwd(int i, int j) nogil:             # <<<<<<<<<<<<<<
 *         return this._fwd[i] + (j * this.widths[i])
 * 
 */

  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}

/* "structs.pxd":235
 *         return this._fwd[i] + (j * this.widths[i])
 * 
 *     weight_t* bwd(int i, int j) nogil:             # <<<<<<<<<<<<<<
 *         return this._bwd[i] + (j * this.widths[i])
 * 
 */

__pyx_t_5thinc_8typedefs_weight_t *__pyx_t_5thinc_7structs_MinibatchC::bwd(int __pyx_v_i, int __pyx_v_j) {
  __pyx_t_5thinc_8typedefs_weight_t *__pyx_r;

  /* "structs.pxd":236
 * 
 *     weight_t* bwd(int i, int j) nogil:
 *         return this._bwd[i] + (j * this.widths[i])             # <<<<<<<<<<<<<<
 * 
 *     weight_t* scores(int i) nogil:
 */
  __pyx_r = ((this->_bwd[__pyx_v_i]) + (__pyx_v_j * (this->widths[__pyx_v_i])));
  goto __pyx_L0;

  /* "structs.pxd":235
 *         return this._fwd[i] + (j * this.widths[i])
 * 
 *     weight_t* bwd(int i, int j) nogil:             # <<<<<<<<<<<<<<
 *         return this._bwd[i] + (j * this.widths[i])
 * 
 */

  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}

/* "structs.pxd":238
 *         return this._bwd[i] + (j * this.widths[i])
 * 
 *     weight_t* scores(int i) nogil:             # <<<<<<<<<<<<<<
 *         return this.fwd(this.nr_layer-1, i)
 * 
 */

__pyx_t_5thinc_8typedefs_weight_t *__pyx_t_5thinc_7structs_MinibatchC::scores(int __pyx_v_i) {
  __pyx_t_5thinc_8typedefs_weight_t *__pyx_r;

  /* "structs.pxd":239
 * 
 *     weight_t* scores(int i) nogil:
 *         return this.fwd(this.nr_layer-1, i)             # <<<<<<<<<<<<<<
 * 
 *     weight_t* losses(int i) nogil:
 */
  __pyx_r = this->fwd((this->nr_layer - 1), __pyx_v_i);
  goto __pyx_L0;

  /* "structs.pxd":238
 *         return this._bwd[i] + (j * this.widths[i])
 * 
 *     weight_t* scores(int i) nogil:             # <<<<<<<<<<<<<<
 *         return this.fwd(this.nr_layer-1, i)
 * 
 */

  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}

/* "structs.pxd":241
 *         return this.fwd(this.nr_layer-1, i)
 * 
 *     weight_t* losses(int i) nogil:             # <<<<<<<<<<<<<<
 *         return this.bwd(this.nr_layer-1, i)
 * 
 */

__pyx_t_5thinc_8typedefs_weight_t *__pyx_t_5thinc_7structs_MinibatchC::losses(int __pyx_v_i) {
  __pyx_t_5thinc_8typedefs_weight_t *__pyx_r;

  /* "structs.pxd":242
 * 
 *     weight_t* losses(int i) nogil:
 *         return this.bwd(this.nr_layer-1, i)             # <<<<<<<<<<<<<<
 * 
 *     weight_t* costs(int i) nogil:
 */
  __pyx_r = this->bwd((this->nr_layer - 1), __pyx_v_i);
  goto __pyx_L0;

  /* "structs.pxd":241
 *         return this.fwd(this.nr_layer-1, i)
 * 
 *     weight_t* losses(int i) nogil:             # <<<<<<<<<<<<<<
 *         return this.bwd(this.nr_layer-1, i)
 * 
 */

  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}

/* "structs.pxd":244
 *         return this.bwd(this.nr_layer-1, i)
 * 
 *     weight_t* costs(int i) nogil:             # <<<<<<<<<<<<<<
 *         return this._costs + (i * this.nr_out())
 * 
 */

__pyx_t_5thinc_8typedefs_weight_t *__pyx_t_5thinc_7structs_MinibatchC::costs(int __pyx_v_i) {
  __pyx_t_5thinc_8typedefs_weight_t *__pyx_r;

  /* "structs.pxd":245
 * 
 *     weight_t* costs(int i) nogil:
 *         return this._costs + (i * this.nr_out())             # <<<<<<<<<<<<<<
 * 
 *     int* is_valid(int i) nogil:
 */
  __pyx_r = (this->_costs + (__pyx_v_i * this->nr_out()));
  goto __pyx_L0;

  /* "structs.pxd":244
 *         return this.bwd(this.nr_layer-1, i)
 * 
 *     weight_t* costs(int i) nogil:             # <<<<<<<<<<<<<<
 *         return this._costs + (i * this.nr_out())
 * 
 */

  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}

/* "structs.pxd":247
 *         return this._costs + (i * this.nr_out())
 * 
 *     int* is_valid(int i) nogil:             # <<<<<<<<<<<<<<
 *         return this._is_valid + (i * this.nr_out())
 * 
 */

int *__pyx_t_5thinc_7structs_MinibatchC::is_valid(int __pyx_v_i) {
  int *__pyx_r;

  /* "structs.pxd":248
 * 
 *     int* is_valid(int i) nogil:
 *         return this._is_valid + (i * this.nr_out())             # <<<<<<<<<<<<<<
 * 
 *     int guess(int i) nogil:
 */
  __pyx_r = (this->_is_valid + (__pyx_v_i * this->nr_out()));
  goto __pyx_L0;

  /* "structs.pxd":247
 *         return this._costs + (i * this.nr_out())
 * 
 *     int* is_valid(int i) nogil:             # <<<<<<<<<<<<<<
 *         return this._is_valid + (i * this.nr_out())
 * 
 */

  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}

/* "structs.pxd":250
 *         return this._is_valid + (i * this.nr_out())
 * 
 *     int guess(int i) nogil:             # <<<<<<<<<<<<<<
 *         return VecVec.arg_max_if_true(this.scores(i), this.is_valid(i), this.nr_out())
 * 
 */

int __pyx_t_5thinc_7structs_MinibatchC::guess(int __pyx_v_i) {
  int __pyx_r;

  /* "structs.pxd":251
 * 
 *     int guess(int i) nogil:
 *         return VecVec.arg_max_if_true(this.scores(i), this.is_valid(i), this.nr_out())             # <<<<<<<<<<<<<<
 * 
 *     int best(int i) nogil:
 */
  __pyx_r = __pyx_f_5thinc_6linalg_6VecVec_arg_max_if_true(this->scores(__pyx_v_i), this->is_valid(__pyx_v_i), this->nr_out());
  goto __pyx_L0;

  /* "structs.pxd":250
 *         return this._is_valid + (i * this.nr_out())
 * 
 *     int guess(int i) nogil:             # <<<<<<<<<<<<<<
 *         return VecVec.arg_max_if_true(this.scores(i), this.is_valid(i), this.nr_out())
 * 
 */

  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}

/* "structs.pxd":253
 *         return VecVec.arg_max_if_true(this.scores(i), this.is_valid(i), this.nr_out())
 * 
 *     int best(int i) nogil:             # <<<<<<<<<<<<<<
 *         return VecVec.arg_max_if_zero(this.scores(i), this.costs(i), this.nr_out())
 * 
 */

int __pyx_t_5thinc_7structs_MinibatchC::best(int __pyx_v_i) {
  int __pyx_r;

  /* "structs.pxd":254
 * 
 *     int best(int i) nogil:
 *         return VecVec.arg_max_if_zero(this.scores(i), this.costs(i), this.nr_out())             # <<<<<<<<<<<<<<
 * 
 * 
 */
  __pyx_r = __pyx_f_5thinc_6linalg_6VecVec_arg_max_if_zero(this->scores(__pyx_v_i), this->costs(__pyx_v_i), this->nr_out());
  goto __pyx_L0;

  /* "structs.pxd":253
 *         return VecVec.arg_max_if_true(this.scores(i), this.is_valid(i), this.nr_out())
 * 
 *     int best(int i) nogil:             # <<<<<<<<<<<<<<
 *         return VecVec.arg_max_if_zero(this.scores(i), this.costs(i), this.nr_out())
 * 
 */

  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}

/* "thinc/extra/eg.pxd":19
 * 
 *     @staticmethod
 *     cdef inline Example from_ptr(ExampleC* ptr):             # <<<<<<<<<<<<<<
 *         cdef Example eg = Example.__new__(Example)
 *         eg.c = ptr[0]
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static CYTHON_INLINE struct __pyx_obj_5thinc_5extra_2eg_Example *__pyx_f_5thinc_5extra_2eg_7Example_from_ptr(struct __pyx_t_5thinc_7structs_ExampleC *__pyx_v_ptr) {
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 *         cdef Example eg = Example.__new__(Example)             # <<<<<<<<<<<<<<
 *         eg.c = ptr[0]
 *         return eg
 */
  __pyx_t_1 = __Pyx_tp_new(((PyObject *)__pyx_ptype_5thinc_5extra_2eg_Example), __pyx_empty_tuple); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 20; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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  __pyx_v_eg->c = (__pyx_v_ptr[0]);

  /* "thinc/extra/eg.pxd":22
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  /* "thinc/extra/eg.pxd":19
 * 
 *     @staticmethod
 *     cdef inline Example from_ptr(ExampleC* ptr):             # <<<<<<<<<<<<<<
 *         cdef Example eg = Example.__new__(Example)
 *         eg.c = ptr[0]
 */

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static PyObject *__pyx_tp_new_5thinc_5extra_2eg_Example(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
  struct __pyx_obj_5thinc_5extra_2eg_Example *p;
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  } else {
    o = (PyObject *) PyBaseObject_Type.tp_new(t, __pyx_empty_tuple, 0);
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static void __pyx_tp_dealloc_5thinc_5extra_2eg_Example(PyObject *o) {
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  #endif
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  Py_CLEAR(p->mem);
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}

static int __pyx_tp_traverse_5thinc_5extra_2eg_Example(PyObject *o, visitproc v, void *a) {
  int e;
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  if (p->mem) {
    e = (*v)(((PyObject*)p->mem), a); if (e) return e;
  }
  return 0;
}

static int __pyx_tp_clear_5thinc_5extra_2eg_Example(PyObject *o) {
  PyObject* tmp;
  struct __pyx_obj_5thinc_5extra_2eg_Example *p = (struct __pyx_obj_5thinc_5extra_2eg_Example *)o;
  tmp = ((PyObject*)p->mem);
  p->mem = ((struct __pyx_obj_5cymem_5cymem_Pool *)Py_None); Py_INCREF(Py_None);
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}

static PyObject *__pyx_getprop_5thinc_5extra_2eg_7Example_features(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_5thinc_5extra_2eg_7Example_8features_1__get__(o);
}

static int __pyx_setprop_5thinc_5extra_2eg_7Example_features(PyObject *o, PyObject *v, CYTHON_UNUSED void *x) {
  if (v) {
    return __pyx_pw_5thinc_5extra_2eg_7Example_8features_4__set__(o, v);
  }
  else {
    PyErr_SetString(PyExc_NotImplementedError, "__del__");
    return -1;
  }
}

static PyObject *__pyx_getprop_5thinc_5extra_2eg_7Example_scores(PyObject *o, CYTHON_UNUSED void *x) {
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}

static int __pyx_setprop_5thinc_5extra_2eg_7Example_scores(PyObject *o, PyObject *v, CYTHON_UNUSED void *x) {
  if (v) {
    return __pyx_pw_5thinc_5extra_2eg_7Example_6scores_3__set__(o, v);
  }
  else {
    PyErr_SetString(PyExc_NotImplementedError, "__del__");
    return -1;
  }
}

static PyObject *__pyx_getprop_5thinc_5extra_2eg_7Example_is_valid(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_5thinc_5extra_2eg_7Example_8is_valid_1__get__(o);
}

static int __pyx_setprop_5thinc_5extra_2eg_7Example_is_valid(PyObject *o, PyObject *v, CYTHON_UNUSED void *x) {
  if (v) {
    return __pyx_pw_5thinc_5extra_2eg_7Example_8is_valid_3__set__(o, v);
  }
  else {
    PyErr_SetString(PyExc_NotImplementedError, "__del__");
    return -1;
  }
}

static PyObject *__pyx_getprop_5thinc_5extra_2eg_7Example_costs(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_5thinc_5extra_2eg_7Example_5costs_1__get__(o);
}

static int __pyx_setprop_5thinc_5extra_2eg_7Example_costs(PyObject *o, PyObject *v, CYTHON_UNUSED void *x) {
  if (v) {
    return __pyx_pw_5thinc_5extra_2eg_7Example_5costs_3__set__(o, v);
  }
  else {
    PyErr_SetString(PyExc_NotImplementedError, "__del__");
    return -1;
  }
}

static PyObject *__pyx_getprop_5thinc_5extra_2eg_7Example_guess(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_5thinc_5extra_2eg_7Example_5guess_1__get__(o);
}

static PyObject *__pyx_getprop_5thinc_5extra_2eg_7Example_best(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_5thinc_5extra_2eg_7Example_4best_1__get__(o);
}

static PyObject *__pyx_getprop_5thinc_5extra_2eg_7Example_cost(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_5thinc_5extra_2eg_7Example_4cost_1__get__(o);
}

static int __pyx_setprop_5thinc_5extra_2eg_7Example_cost(PyObject *o, PyObject *v, CYTHON_UNUSED void *x) {
  if (v) {
    return __pyx_pw_5thinc_5extra_2eg_7Example_4cost_3__set__(o, v);
  }
  else {
    PyErr_SetString(PyExc_NotImplementedError, "__del__");
    return -1;
  }
}

static PyObject *__pyx_getprop_5thinc_5extra_2eg_7Example_nr_class(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_5thinc_5extra_2eg_7Example_8nr_class_1__get__(o);
}

static PyObject *__pyx_getprop_5thinc_5extra_2eg_7Example_nr_atom(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_5thinc_5extra_2eg_7Example_7nr_atom_1__get__(o);
}

static int __pyx_setprop_5thinc_5extra_2eg_7Example_nr_atom(PyObject *o, PyObject *v, CYTHON_UNUSED void *x) {
  if (v) {
    return __pyx_pw_5thinc_5extra_2eg_7Example_7nr_atom_3__set__(o, v);
  }
  else {
    PyErr_SetString(PyExc_NotImplementedError, "__del__");
    return -1;
  }
}

static PyObject *__pyx_getprop_5thinc_5extra_2eg_7Example_nr_feat(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_5thinc_5extra_2eg_7Example_7nr_feat_1__get__(o);
}

static int __pyx_setprop_5thinc_5extra_2eg_7Example_nr_feat(PyObject *o, PyObject *v, CYTHON_UNUSED void *x) {
  if (v) {
    return __pyx_pw_5thinc_5extra_2eg_7Example_7nr_feat_3__set__(o, v);
  }
  else {
    PyErr_SetString(PyExc_NotImplementedError, "__del__");
    return -1;
  }
}

static PyObject *__pyx_getprop_5thinc_5extra_2eg_7Example_loss(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_5thinc_5extra_2eg_7Example_4loss_1__get__(o);
}

static PyMethodDef __pyx_methods_5thinc_5extra_2eg_Example[] = {
  {"fill_features", (PyCFunction)__pyx_pw_5thinc_5extra_2eg_7Example_3fill_features, METH_VARARGS|METH_KEYWORDS, 0},
  {"fill_atoms", (PyCFunction)__pyx_pw_5thinc_5extra_2eg_7Example_5fill_atoms, METH_VARARGS|METH_KEYWORDS, 0},
  {"fill_scores", (PyCFunction)__pyx_pw_5thinc_5extra_2eg_7Example_7fill_scores, METH_VARARGS|METH_KEYWORDS, 0},
  {"fill_is_valid", (PyCFunction)__pyx_pw_5thinc_5extra_2eg_7Example_9fill_is_valid, METH_VARARGS|METH_KEYWORDS, 0},
  {"fill_costs", (PyCFunction)__pyx_pw_5thinc_5extra_2eg_7Example_11fill_costs, METH_VARARGS|METH_KEYWORDS, 0},
  {"reset", (PyCFunction)__pyx_pw_5thinc_5extra_2eg_7Example_13reset, METH_NOARGS, 0},
  {0, 0, 0, 0}
};

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                PyObject*** argname = argnames;
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        } else
            goto invalid_keyword_type;
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            if (unlikely(PyDict_SetItem(kwds2, key, value))) goto bad;
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            goto invalid_keyword;
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    int exact,
    Py_ssize_t num_min,
    Py_ssize_t num_max,
    Py_ssize_t num_found)
{
    Py_ssize_t num_expected;
    const char *more_or_less;
    if (num_found < num_min) {
        num_expected = num_min;
        more_or_less = "at least";
    } else {
        num_expected = num_max;
        more_or_less = "at most";
    }
    if (exact) {
        more_or_less = "exactly";
    }
    PyErr_Format(PyExc_TypeError,
                 "%.200s() takes %.8s %" CYTHON_FORMAT_SSIZE_T "d positional argument%.1s (%" CYTHON_FORMAT_SSIZE_T "d given)",
                 func_name, more_or_less, num_expected,
                 (num_expected == 1) ? "" : "s", num_found);
}

#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 *result;
    PyObject *args = PyTuple_Pack(1, arg);
    if (unlikely(!args)) return NULL;
    result = __Pyx_PyObject_Call(func, args, NULL);
    Py_DECREF(args);
    return result;
}
#endif

#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 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 int __Pyx_IterFinish(void) {
#if CYTHON_COMPILING_IN_CPYTHON
    PyThreadState *tstate = PyThreadState_GET();
    PyObject* exc_type = tstate->curexc_type;
    if (unlikely(exc_type)) {
        if (likely(exc_type == PyExc_StopIteration) || PyErr_GivenExceptionMatches(exc_type, PyExc_StopIteration)) {
            PyObject *exc_value, *exc_tb;
            exc_value = tstate->curexc_value;
            exc_tb = tstate->curexc_traceback;
            tstate->curexc_type = 0;
            tstate->curexc_value = 0;
            tstate->curexc_traceback = 0;
            Py_DECREF(exc_type);
            Py_XDECREF(exc_value);
            Py_XDECREF(exc_tb);
            return 0;
        } else {
            return -1;
        }
    }
    return 0;
#else
    if (unlikely(PyErr_Occurred())) {
        if (likely(PyErr_ExceptionMatches(PyExc_StopIteration))) {
            PyErr_Clear();
            return 0;
        } else {
            return -1;
        }
    }
    return 0;
#endif
}

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

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;
}

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

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

#if CYTHON_COMPILING_IN_CPYTHON
static PyObject* __Pyx_PyInt_AddObjC(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_add(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) | (unsigned long)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) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
                    }
                case 2:
                    if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                        a = (long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)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) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
                    }
                case -3:
                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                        a = -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 3 * PyLong_SHIFT) {
                        lla = -(PY_LONG_LONG) (((((((unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
                    }
                case 3:
                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                        a = (long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 3 * PyLong_SHIFT) {
                        lla = (PY_LONG_LONG) (((((((unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
                    }
                case -4:
                    if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                        a = -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 4 * PyLong_SHIFT) {
                        lla = -(PY_LONG_LONG) (((((((((unsigned PY_LONG_LONG)digits[3]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
                    }
                case 4:
                    if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                        a = (long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 4 * PyLong_SHIFT) {
                        lla = (PY_LONG_LONG) (((((((((unsigned PY_LONG_LONG)digits[3]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
                    }
                default: return PyLong_Type.tp_as_number->nb_add(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("add", return NULL)
            result = ((double)a) + (double)b;
            PyFPE_END_PROTECT(result)
            return PyFloat_FromDouble(result);
    }
    return (inplace ? PyNumber_InPlaceAdd : PyNumber_Add)(op1, op2);
}
#endif

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 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 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);
}

#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 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) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) >= 2 * PyLong_SHIFT) {
                            return (int) (((((int)digits[1]) << PyLong_SHIFT) | (int)digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(int) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) >= 3 * PyLong_SHIFT) {
                            return (int) (((((((int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(int) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) >= 4 * PyLong_SHIFT) {
                            return (int) (((((((((int)digits[3]) << PyLong_SHIFT) | (int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0]));
                        }
                    }
                    break;
            }
#endif
#if CYTHON_COMPILING_IN_CPYTHON
            if (unlikely(Py_SIZE(x) < 0)) {
                goto raise_neg_overflow;
            }
#else
            {
                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
                if (unlikely(result < 0))
                    return (int) -1;
                if (unlikely(result == 1))
                    goto raise_neg_overflow;
            }
#endif
            if (sizeof(int) <= sizeof(unsigned long)) {
                __PYX_VERIFY_RETURN_INT_EXC(int, unsigned long, PyLong_AsUnsignedLong(x))
            } 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) (-(sdigit)digits[0]))
                case  1: __PYX_VERIFY_RETURN_INT(int,  digit, +digits[0])
                case -2:
                    if (8 * sizeof(int) - 1 > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 2 * PyLong_SHIFT) {
                            return (int) (((int)-1)*(((((int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
                case 2:
                    if (8 * sizeof(int) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 2 * PyLong_SHIFT) {
                            return (int) ((((((int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
                case -3:
                    if (8 * sizeof(int) - 1 > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 3 * PyLong_SHIFT) {
                            return (int) (((int)-1)*(((((((int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(int) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 3 * PyLong_SHIFT) {
                            return (int) ((((((((int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
                case -4:
                    if (8 * sizeof(int) - 1 > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 4 * PyLong_SHIFT) {
                            return (int) (((int)-1)*(((((((((int)digits[3]) << PyLong_SHIFT) | (int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(int) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 4 * PyLong_SHIFT) {
                            return (int) ((((((((((int)digits[3]) << PyLong_SHIFT) | (int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(int) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(int, long, PyLong_AsLong(x))
            } 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 uint64_t __Pyx_PyInt_As_uint64_t(PyObject *x) {
    const uint64_t neg_one = (uint64_t) -1, const_zero = (uint64_t) 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_MAJOR_VERSION < 3
    if (likely(PyInt_Check(x))) {
        if (sizeof(uint64_t) < sizeof(long)) {
            __PYX_VERIFY_RETURN_INT(uint64_t, long, PyInt_AS_LONG(x))
        } else {
            long val = PyInt_AS_LONG(x);
            if (is_unsigned && unlikely(val < 0)) {
                goto raise_neg_overflow;
            }
            return (uint64_t) val;
        }
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (uint64_t) 0;
                case  1: __PYX_VERIFY_RETURN_INT(uint64_t, digit, digits[0])
                case 2:
                    if (8 * sizeof(uint64_t) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(uint64_t, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(uint64_t) >= 2 * PyLong_SHIFT) {
                            return (uint64_t) (((((uint64_t)digits[1]) << PyLong_SHIFT) | (uint64_t)digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(uint64_t) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(uint64_t, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(uint64_t) >= 3 * PyLong_SHIFT) {
                            return (uint64_t) (((((((uint64_t)digits[2]) << PyLong_SHIFT) | (uint64_t)digits[1]) << PyLong_SHIFT) | (uint64_t)digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(uint64_t) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(uint64_t, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(uint64_t) >= 4 * PyLong_SHIFT) {
                            return (uint64_t) (((((((((uint64_t)digits[3]) << PyLong_SHIFT) | (uint64_t)digits[2]) << PyLong_SHIFT) | (uint64_t)digits[1]) << PyLong_SHIFT) | (uint64_t)digits[0]));
                        }
                    }
                    break;
            }
#endif
#if CYTHON_COMPILING_IN_CPYTHON
            if (unlikely(Py_SIZE(x) < 0)) {
                goto raise_neg_overflow;
            }
#else
            {
                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
                if (unlikely(result < 0))
                    return (uint64_t) -1;
                if (unlikely(result == 1))
                    goto raise_neg_overflow;
            }
#endif
            if (sizeof(uint64_t) <= sizeof(unsigned long)) {
                __PYX_VERIFY_RETURN_INT_EXC(uint64_t, unsigned long, PyLong_AsUnsignedLong(x))
            } else if (sizeof(uint64_t) <= sizeof(unsigned PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(uint64_t, 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 (uint64_t) 0;
                case -1: __PYX_VERIFY_RETURN_INT(uint64_t, sdigit, (sdigit) (-(sdigit)digits[0]))
                case  1: __PYX_VERIFY_RETURN_INT(uint64_t,  digit, +digits[0])
                case -2:
                    if (8 * sizeof(uint64_t) - 1 > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(uint64_t, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(uint64_t) - 1 > 2 * PyLong_SHIFT) {
                            return (uint64_t) (((uint64_t)-1)*(((((uint64_t)digits[1]) << PyLong_SHIFT) | (uint64_t)digits[0])));
                        }
                    }
                    break;
                case 2:
                    if (8 * sizeof(uint64_t) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(uint64_t, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(uint64_t) - 1 > 2 * PyLong_SHIFT) {
                            return (uint64_t) ((((((uint64_t)digits[1]) << PyLong_SHIFT) | (uint64_t)digits[0])));
                        }
                    }
                    break;
                case -3:
                    if (8 * sizeof(uint64_t) - 1 > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(uint64_t, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(uint64_t) - 1 > 3 * PyLong_SHIFT) {
                            return (uint64_t) (((uint64_t)-1)*(((((((uint64_t)digits[2]) << PyLong_SHIFT) | (uint64_t)digits[1]) << PyLong_SHIFT) | (uint64_t)digits[0])));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(uint64_t) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(uint64_t, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(uint64_t) - 1 > 3 * PyLong_SHIFT) {
                            return (uint64_t) ((((((((uint64_t)digits[2]) << PyLong_SHIFT) | (uint64_t)digits[1]) << PyLong_SHIFT) | (uint64_t)digits[0])));
                        }
                    }
                    break;
                case -4:
                    if (8 * sizeof(uint64_t) - 1 > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(uint64_t, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(uint64_t) - 1 > 4 * PyLong_SHIFT) {
                            return (uint64_t) (((uint64_t)-1)*(((((((((uint64_t)digits[3]) << PyLong_SHIFT) | (uint64_t)digits[2]) << PyLong_SHIFT) | (uint64_t)digits[1]) << PyLong_SHIFT) | (uint64_t)digits[0])));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(uint64_t) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(uint64_t, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(uint64_t) - 1 > 4 * PyLong_SHIFT) {
                            return (uint64_t) ((((((((((uint64_t)digits[3]) << PyLong_SHIFT) | (uint64_t)digits[2]) << PyLong_SHIFT) | (uint64_t)digits[1]) << PyLong_SHIFT) | (uint64_t)digits[0])));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(uint64_t) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(uint64_t, long, PyLong_AsLong(x))
            } else if (sizeof(uint64_t) <= sizeof(PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(uint64_t, 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
            uint64_t 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 (uint64_t) -1;
        }
    } else {
        uint64_t val;
        PyObject *tmp = __Pyx_PyNumber_Int(x);
        if (!tmp) return (uint64_t) -1;
        val = __Pyx_PyInt_As_uint64_t(tmp);
        Py_DECREF(tmp);
        return val;
    }
raise_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "value too large to convert to uint64_t");
    return (uint64_t) -1;
raise_neg_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "can't convert negative value to uint64_t");
    return (uint64_t) -1;
}

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);
    }
}

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 PyObject* __Pyx_PyInt_From_uint64_t(uint64_t value) {
    const uint64_t neg_one = (uint64_t) -1, const_zero = (uint64_t) 0;
    const int is_unsigned = neg_one > const_zero;
    if (is_unsigned) {
        if (sizeof(uint64_t) < sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(uint64_t) <= sizeof(unsigned long)) {
            return PyLong_FromUnsignedLong((unsigned long) value);
        } else if (sizeof(uint64_t) <= sizeof(unsigned PY_LONG_LONG)) {
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
        }
    } else {
        if (sizeof(uint64_t) <= sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(uint64_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(uint64_t),
                                     little, !is_unsigned);
    }
}

static PyObject* __pyx_convert__to_py___pyx_t_5thinc_7structs_FeatureC(struct __pyx_t_5thinc_7structs_FeatureC s) {
      PyObject* res;
      PyObject* member;
      res = PyDict_New(); if (res == NULL) return NULL;
      member = __Pyx_PyInt_From_int(s.i); if (member == NULL) goto bad;
      if (PyDict_SetItem(res, __pyx_n_s_i, member) < 0) goto bad;
      Py_DECREF(member);
      member = __Pyx_PyInt_From_uint64_t(s.key); if (member == NULL) goto bad;
      if (PyDict_SetItem(res, __pyx_n_s_key, member) < 0) goto bad;
      Py_DECREF(member);
      member = PyFloat_FromDouble(s.value); if (member == NULL) goto bad;
      if (PyDict_SetItem(res, __pyx_n_s_value, member) < 0) goto bad;
      Py_DECREF(member);
      return res;
      bad:
      Py_XDECREF(member);
      Py_DECREF(res);
      return NULL;
    }
    static CYTHON_INLINE PyObject* __Pyx_PyInt_From_int32_t(int32_t value) {
    const int32_t neg_one = (int32_t) -1, const_zero = (int32_t) 0;
    const int is_unsigned = neg_one > const_zero;
    if (is_unsigned) {
        if (sizeof(int32_t) < sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(int32_t) <= sizeof(unsigned long)) {
            return PyLong_FromUnsignedLong((unsigned long) value);
        } else if (sizeof(int32_t) <= sizeof(unsigned PY_LONG_LONG)) {
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
        }
    } else {
        if (sizeof(int32_t) <= sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(int32_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(int32_t),
                                     little, !is_unsigned);
    }
}

static CYTHON_INLINE int32_t __Pyx_PyInt_As_int32_t(PyObject *x) {
    const int32_t neg_one = (int32_t) -1, const_zero = (int32_t) 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_MAJOR_VERSION < 3
    if (likely(PyInt_Check(x))) {
        if (sizeof(int32_t) < sizeof(long)) {
            __PYX_VERIFY_RETURN_INT(int32_t, long, PyInt_AS_LONG(x))
        } else {
            long val = PyInt_AS_LONG(x);
            if (is_unsigned && unlikely(val < 0)) {
                goto raise_neg_overflow;
            }
            return (int32_t) val;
        }
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (int32_t) 0;
                case  1: __PYX_VERIFY_RETURN_INT(int32_t, digit, digits[0])
                case 2:
                    if (8 * sizeof(int32_t) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int32_t, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int32_t) >= 2 * PyLong_SHIFT) {
                            return (int32_t) (((((int32_t)digits[1]) << PyLong_SHIFT) | (int32_t)digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(int32_t) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int32_t, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int32_t) >= 3 * PyLong_SHIFT) {
                            return (int32_t) (((((((int32_t)digits[2]) << PyLong_SHIFT) | (int32_t)digits[1]) << PyLong_SHIFT) | (int32_t)digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(int32_t) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int32_t, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int32_t) >= 4 * PyLong_SHIFT) {
                            return (int32_t) (((((((((int32_t)digits[3]) << PyLong_SHIFT) | (int32_t)digits[2]) << PyLong_SHIFT) | (int32_t)digits[1]) << PyLong_SHIFT) | (int32_t)digits[0]));
                        }
                    }
                    break;
            }
#endif
#if CYTHON_COMPILING_IN_CPYTHON
            if (unlikely(Py_SIZE(x) < 0)) {
                goto raise_neg_overflow;
            }
#else
            {
                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
                if (unlikely(result < 0))
                    return (int32_t) -1;
                if (unlikely(result == 1))
                    goto raise_neg_overflow;
            }
#endif
            if (sizeof(int32_t) <= sizeof(unsigned long)) {
                __PYX_VERIFY_RETURN_INT_EXC(int32_t, unsigned long, PyLong_AsUnsignedLong(x))
            } else if (sizeof(int32_t) <= sizeof(unsigned PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(int32_t, 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 (int32_t) 0;
                case -1: __PYX_VERIFY_RETURN_INT(int32_t, sdigit, (sdigit) (-(sdigit)digits[0]))
                case  1: __PYX_VERIFY_RETURN_INT(int32_t,  digit, +digits[0])
                case -2:
                    if (8 * sizeof(int32_t) - 1 > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int32_t, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int32_t) - 1 > 2 * PyLong_SHIFT) {
                            return (int32_t) (((int32_t)-1)*(((((int32_t)digits[1]) << PyLong_SHIFT) | (int32_t)digits[0])));
                        }
                    }
                    break;
                case 2:
                    if (8 * sizeof(int32_t) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int32_t, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int32_t) - 1 > 2 * PyLong_SHIFT) {
                            return (int32_t) ((((((int32_t)digits[1]) << PyLong_SHIFT) | (int32_t)digits[0])));
                        }
                    }
                    break;
                case -3:
                    if (8 * sizeof(int32_t) - 1 > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int32_t, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int32_t) - 1 > 3 * PyLong_SHIFT) {
                            return (int32_t) (((int32_t)-1)*(((((((int32_t)digits[2]) << PyLong_SHIFT) | (int32_t)digits[1]) << PyLong_SHIFT) | (int32_t)digits[0])));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(int32_t) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int32_t, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int32_t) - 1 > 3 * PyLong_SHIFT) {
                            return (int32_t) ((((((((int32_t)digits[2]) << PyLong_SHIFT) | (int32_t)digits[1]) << PyLong_SHIFT) | (int32_t)digits[0])));
                        }
                    }
                    break;
                case -4:
                    if (8 * sizeof(int32_t) - 1 > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int32_t, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int32_t) - 1 > 4 * PyLong_SHIFT) {
                            return (int32_t) (((int32_t)-1)*(((((((((int32_t)digits[3]) << PyLong_SHIFT) | (int32_t)digits[2]) << PyLong_SHIFT) | (int32_t)digits[1]) << PyLong_SHIFT) | (int32_t)digits[0])));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(int32_t) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int32_t, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int32_t) - 1 > 4 * PyLong_SHIFT) {
                            return (int32_t) ((((((((((int32_t)digits[3]) << PyLong_SHIFT) | (int32_t)digits[2]) << PyLong_SHIFT) | (int32_t)digits[1]) << PyLong_SHIFT) | (int32_t)digits[0])));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(int32_t) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(int32_t, long, PyLong_AsLong(x))
            } else if (sizeof(int32_t) <= sizeof(PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(int32_t, 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
            int32_t 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 (int32_t) -1;
        }
    } else {
        int32_t val;
        PyObject *tmp = __Pyx_PyNumber_Int(x);
        if (!tmp) return (int32_t) -1;
        val = __Pyx_PyInt_As_int32_t(tmp);
        Py_DECREF(tmp);
        return val;
    }
raise_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "value too large to convert to int32_t");
    return (int32_t) -1;
raise_neg_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "can't convert negative value to int32_t");
    return (int32_t) -1;
}

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) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) >= 2 * PyLong_SHIFT) {
                            return (long) (((((long)digits[1]) << PyLong_SHIFT) | (long)digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(long) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) >= 3 * PyLong_SHIFT) {
                            return (long) (((((((long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(long) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) >= 4 * PyLong_SHIFT) {
                            return (long) (((((((((long)digits[3]) << PyLong_SHIFT) | (long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0]));
                        }
                    }
                    break;
            }
#endif
#if CYTHON_COMPILING_IN_CPYTHON
            if (unlikely(Py_SIZE(x) < 0)) {
                goto raise_neg_overflow;
            }
#else
            {
                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
                if (unlikely(result < 0))
                    return (long) -1;
                if (unlikely(result == 1))
                    goto raise_neg_overflow;
            }
#endif
            if (sizeof(long) <= sizeof(unsigned long)) {
                __PYX_VERIFY_RETURN_INT_EXC(long, unsigned long, PyLong_AsUnsignedLong(x))
            } 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) (-(sdigit)digits[0]))
                case  1: __PYX_VERIFY_RETURN_INT(long,  digit, +digits[0])
                case -2:
                    if (8 * sizeof(long) - 1 > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                            return (long) (((long)-1)*(((((long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
                case 2:
                    if (8 * sizeof(long) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                            return (long) ((((((long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
                case -3:
                    if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                            return (long) (((long)-1)*(((((((long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(long) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                            return (long) ((((((((long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
                case -4:
                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                            return (long) (((long)-1)*(((((((((long)digits[3]) << PyLong_SHIFT) | (long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(long) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                            return (long) ((((((((((long)digits[3]) << PyLong_SHIFT) | (long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(long) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(long, long, PyLong_AsLong(x))
            } 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;
}

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;
}

#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 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;
}

#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 = Py_TYPE(yf)->tp_iternext(yf);
            else
                ret = __Pyx_PyObject_CallMethod1(yf, __pyx_n_s_send, value);
        }
        gen->is_running = 0;
        if (likely(ret)) {
            return ret;
        }
        retval = __Pyx_Coroutine_FinishDelegation(gen);
    } else {
        retval = __Pyx_Coroutine_SendEx(gen, value);
    }
    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;
}

#if defined(__Pyx_Generator_USED) || defined(__Pyx_Coroutine_USED)
static PyObject* __Pyx_patch_abc_module(PyObject *module);
static PyObject* __Pyx_patch_abc_module(PyObject *module) {
    module = __Pyx_Coroutine_patch_module(
        module, ""
"if _cython_generator_type is not None:\n"
"    try: Generator = _module.Generator\n"
"    except AttributeError: pass\n"
"    else: Generator.register(_cython_generator_type)\n"
"if _cython_coroutine_type is not None:\n"
"    try: Coroutine = _module.Coroutine\n"
"    except AttributeError: pass\n"
"    else: Coroutine.register(_cython_coroutine_type)\n"
    );
    return module;
}
#endif
static int __Pyx_patch_abc(void) {
#if defined(__Pyx_Generator_USED) || defined(__Pyx_Coroutine_USED)
    static int abc_patched = 0;
    if (!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_patch_abc_module(module);
            abc_patched = 1;
            if (unlikely(!module))
                return -1;
            Py_DECREF(module);
        }
        module = PyImport_ImportModule("backports_abc");
        if (module) {
            module = __Pyx_patch_abc_module(module);
            Py_XDECREF(module);
        }
        if (!module) {
            PyErr_Clear();
        }
    }
#else
    if (0) __Pyx_Coroutine_patch_module(NULL, NULL);
#endif
    return 0;
}

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;
}

#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) | (size_t)digits[0]));
           }
           break;
         case -2:
           if (8 * sizeof(Py_ssize_t) > 2 * PyLong_SHIFT) {
             return -(Py_ssize_t) (((((size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
         case 3:
           if (8 * sizeof(Py_ssize_t) > 3 * PyLong_SHIFT) {
             return (Py_ssize_t) (((((((size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
         case -3:
           if (8 * sizeof(Py_ssize_t) > 3 * PyLong_SHIFT) {
             return -(Py_ssize_t) (((((((size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
         case 4:
           if (8 * sizeof(Py_ssize_t) > 4 * PyLong_SHIFT) {
             return (Py_ssize_t) (((((((((size_t)digits[3]) << PyLong_SHIFT) | (size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
         case -4:
           if (8 * sizeof(Py_ssize_t) > 4 * PyLong_SHIFT) {
             return -(Py_ssize_t) (((((((((size_t)digits[3]) << PyLong_SHIFT) | (size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
      }
    }
    #endif
    return PyLong_AsSsize_t(b);
  }
  x = PyNumber_Index(b);
  if (!x) return -1;
  ival = PyInt_AsSsize_t(x);
  Py_DECREF(x);
  return ival;
}
static CYTHON_INLINE PyObject * __Pyx_PyInt_FromSize_t(size_t ival) {
    return PyInt_FromSize_t(ival);
}


#endif /* Py_PYTHON_H */
