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    #define CYTHON_INLINE
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  #if defined(__GNUC__)
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static CYTHON_INLINE float __PYX_NAN() {
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   a nonzero mantissa means NaN. If the first bit in the mantissa is 1, it is
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}
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template<typename T>
void __Pyx_call_destructor(T* x) {
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template<typename T>
class __Pyx_FakeReference {
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  private:
    T *ptr;
};
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  #define __Pyx_PyNumber_Divide(x,y)         PyNumber_TrueDivide(x,y)
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  #define __Pyx_PyNumber_Divide(x,y)         PyNumber_Divide(x,y)
  #define __Pyx_PyNumber_InPlaceDivide(x,y)  PyNumber_InPlaceDivide(x,y)
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#ifndef __PYX_EXTERN_C
  #ifdef __cplusplus
    #define __PYX_EXTERN_C extern "C"
  #else
    #define __PYX_EXTERN_C extern
  #endif
#endif

#if defined(WIN32) || defined(MS_WINDOWS)
#define _USE_MATH_DEFINES
#endif
#include <math.h>
#define __PYX_HAVE__croi__generators
#define __PYX_HAVE_API__croi__generators
#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__))
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#     define CYTHON_UNUSED
#   endif
# elif defined(__ICC) || (defined(__INTEL_COMPILER) && !defined(_MSC_VER))
#   define CYTHON_UNUSED __attribute__ ((__unused__))
# else
#   define 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_fits_Py_ssize_t(v, type, is_signed)  (    \
    (sizeof(type) < sizeof(Py_ssize_t))  ||             \
    (sizeof(type) > sizeof(Py_ssize_t) &&               \
          likely(v < (type)PY_SSIZE_T_MAX ||            \
                 v == (type)PY_SSIZE_T_MAX)  &&         \
          (!is_signed || likely(v > (type)PY_SSIZE_T_MIN ||       \
                                v == (type)PY_SSIZE_T_MIN)))  ||  \
    (sizeof(type) == sizeof(Py_ssize_t) &&              \
          (is_signed || likely(v < (type)PY_SSIZE_T_MAX ||        \
                               v == (type)PY_SSIZE_T_MAX)))  )
static CYTHON_INLINE 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_Owned_Py_None(b) (Py_INCREF(Py_None), Py_None)
#define __Pyx_PyBool_FromLong(b) ((b) ? (Py_INCREF(Py_True), Py_True) : (Py_INCREF(Py_False), 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[] = {
  "croi/generators.py",
};

/*--- Type declarations ---*/
struct __pyx_obj_4croi_10generators___pyx_scope_struct__forever;
struct __pyx_obj_4croi_10generators___pyx_scope_struct_1_build;
struct __pyx_obj_4croi_10generators___pyx_scope_struct_2_duplicate;
struct __pyx_obj_4croi_10generators___pyx_scope_struct_3_zeros;
struct __pyx_obj_4croi_10generators___pyx_scope_struct_4_ones;
struct __pyx_obj_4croi_10generators___pyx_scope_struct_5_random_ints;
struct __pyx_obj_4croi_10generators___pyx_scope_struct_6_random_floats;
struct __pyx_obj_4croi_10generators___pyx_scope_struct_7_take;
struct __pyx_obj_4croi_10generators___pyx_scope_struct_8_take_n;
struct __pyx_obj_4croi_10generators___pyx_scope_struct_9_take_while;
struct __pyx_obj_4croi_10generators___pyx_scope_struct_10_drop;
struct __pyx_obj_4croi_10generators___pyx_scope_struct_11_drop_n;
struct __pyx_obj_4croi_10generators___pyx_scope_struct_12_drop_while;
struct __pyx_obj_4croi_10generators___pyx_scope_struct_13_tail;
struct __pyx_obj_4croi_10generators___pyx_scope_struct_14_indexes;
struct __pyx_obj_4croi_10generators___pyx_scope_struct_15_select;
struct __pyx_obj_4croi_10generators___pyx_scope_struct_16_select_eq;
struct __pyx_obj_4croi_10generators___pyx_scope_struct_17_select_where;
struct __pyx_obj_4croi_10generators___pyx_scope_struct_18_select_match;
struct __pyx_obj_4croi_10generators___pyx_scope_struct_19_reject;
struct __pyx_obj_4croi_10generators___pyx_scope_struct_20_reject_eq;
struct __pyx_obj_4croi_10generators___pyx_scope_struct_21_reject_where;
struct __pyx_obj_4croi_10generators___pyx_scope_struct_22_reject_match;
struct __pyx_obj_4croi_10generators___pyx_scope_struct_23_partition_eq;
struct __pyx_obj_4croi_10generators___pyx_scope_struct_24_selector;
struct __pyx_obj_4croi_10generators___pyx_scope_struct_25_rejector;
struct __pyx_obj_4croi_10generators___pyx_scope_struct_26_partition_where;
struct __pyx_obj_4croi_10generators___pyx_scope_struct_27_selector;
struct __pyx_obj_4croi_10generators___pyx_scope_struct_28_rejector;
struct __pyx_obj_4croi_10generators___pyx_scope_struct_29_partition_match;
struct __pyx_obj_4croi_10generators___pyx_scope_struct_30_selector;
struct __pyx_obj_4croi_10generators___pyx_scope_struct_31_rejector;

/* "croi/generators.py":10
 * 
 * 
 * def forever(initial=0, step=1):             # <<<<<<<<<<<<<<
 *     x = initial
 *     while True:
 */
struct __pyx_obj_4croi_10generators___pyx_scope_struct__forever {
  PyObject_HEAD
  PyObject *__pyx_v_initial;
  PyObject *__pyx_v_step;
  PyObject *__pyx_v_x;
};


/* "croi/generators.py":17
 * 
 * 
 * def build(factory):             # <<<<<<<<<<<<<<
 *     while True:
 *         yield factory()
 */
struct __pyx_obj_4croi_10generators___pyx_scope_struct_1_build {
  PyObject_HEAD
  PyObject *__pyx_v_factory;
};


/* "croi/generators.py":22
 * 
 * 
 * def duplicate(anything):             # <<<<<<<<<<<<<<
 *     while True:
 *         yield anything
 */
struct __pyx_obj_4croi_10generators___pyx_scope_struct_2_duplicate {
  PyObject_HEAD
  PyObject *__pyx_v_anything;
};


/* "croi/generators.py":27
 * 
 * 
 * def zeros():             # <<<<<<<<<<<<<<
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/* "croi/generators.py":42
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/* "croi/generators.py":52
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/* "croi/generators.py":62
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struct __pyx_obj_4croi_10generators___pyx_scope_struct_8_take_n {
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/* "croi/generators.py":71
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/* "croi/generators.py":103
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/* "croi/generators.py":189
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/* "croi/generators.py":235
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/* "croi/generators.py":258
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/* "croi/generators.py":278
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static CYTHON_INLINE int __Pyx_PyObject_Append(PyObject* L, PyObject* x);

static PyTypeObject* __Pyx_FetchCommonType(PyTypeObject* type);

#define __Pyx_CyFunction_USED 1
#include <structmember.h>
#define __Pyx_CYFUNCTION_STATICMETHOD  0x01
#define __Pyx_CYFUNCTION_CLASSMETHOD   0x02
#define __Pyx_CYFUNCTION_CCLASS        0x04
#define __Pyx_CyFunction_GetClosure(f) \
    (((__pyx_CyFunctionObject *) (f))->func_closure)
#define __Pyx_CyFunction_GetClassObj(f) \
    (((__pyx_CyFunctionObject *) (f))->func_classobj)
#define __Pyx_CyFunction_Defaults(type, f) \
    ((type *)(((__pyx_CyFunctionObject *) (f))->defaults))
#define __Pyx_CyFunction_SetDefaultsGetter(f, g) \
    ((__pyx_CyFunctionObject *) (f))->defaults_getter = (g)
typedef struct {
    PyCFunctionObject func;
#if PY_VERSION_HEX < 0x030500A0
    PyObject *func_weakreflist;
#endif
    PyObject *func_dict;
    PyObject *func_name;
    PyObject *func_qualname;
    PyObject *func_doc;
    PyObject *func_globals;
    PyObject *func_code;
    PyObject *func_closure;
    PyObject *func_classobj;
    void *defaults;
    int defaults_pyobjects;
    int flags;
    PyObject *defaults_tuple;
    PyObject *defaults_kwdict;
    PyObject *(*defaults_getter)(PyObject *);
    PyObject *func_annotations;
} __pyx_CyFunctionObject;
static PyTypeObject *__pyx_CyFunctionType = 0;
#define __Pyx_CyFunction_NewEx(ml, flags, qualname, self, module, globals, code) \
    __Pyx_CyFunction_New(__pyx_CyFunctionType, ml, flags, qualname, self, module, globals, code)
static PyObject *__Pyx_CyFunction_New(PyTypeObject *, PyMethodDef *ml,
                                      int flags, PyObject* qualname,
                                      PyObject *self,
                                      PyObject *module, PyObject *globals,
                                      PyObject* code);
static CYTHON_INLINE void *__Pyx_CyFunction_InitDefaults(PyObject *m,
                                                         size_t size,
                                                         int pyobjects);
static CYTHON_INLINE void __Pyx_CyFunction_SetDefaultsTuple(PyObject *m,
                                                            PyObject *tuple);
static CYTHON_INLINE void __Pyx_CyFunction_SetDefaultsKwDict(PyObject *m,
                                                             PyObject *dict);
static CYTHON_INLINE void __Pyx_CyFunction_SetAnnotationsDict(PyObject *m,
                                                              PyObject *dict);
static int __Pyx_CyFunction_init(void);

#include <string.h>

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

static void __Pyx_AddTraceback(const char *funcname, int c_line,
                               int py_line, const char *filename);

static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list, int level);

static CYTHON_INLINE PyObject* __Pyx_PyInt_From_long(long value);

static CYTHON_INLINE long __Pyx_PyInt_As_long(PyObject *);

static CYTHON_INLINE int __Pyx_PyInt_As_int(PyObject *);

static CYTHON_INLINE void __Pyx_ExceptionSwap(PyObject **type, PyObject **value, PyObject **tb);

#define __Pyx_Generator_USED
#include <structmember.h>
#include <frameobject.h>
typedef PyObject *(*__pyx_generator_body_t)(PyObject *, PyObject *);
typedef struct {
    PyObject_HEAD
    __pyx_generator_body_t body;
    PyObject *closure;
    PyObject *exc_type;
    PyObject *exc_value;
    PyObject *exc_traceback;
    PyObject *gi_weakreflist;
    PyObject *classobj;
    PyObject *yieldfrom;
    PyObject *gi_name;
    PyObject *gi_qualname;
    int resume_label;
    char is_running;
} __pyx_GeneratorObject;
static __pyx_GeneratorObject *__Pyx_Generator_New(__pyx_generator_body_t body,
                                                  PyObject *closure, PyObject *name, PyObject *qualname);
static int __pyx_Generator_init(void);
static int __Pyx_Generator_clear(PyObject* self);
#if 1 || PY_VERSION_HEX < 0x030300B0
static int __Pyx_PyGen_FetchStopIterationValue(PyObject **pvalue);
#else
#define __Pyx_PyGen_FetchStopIterationValue(pvalue) PyGen_FetchStopIterationValue(pvalue)
#endif

static int __Pyx_check_binary_version(void);

static int __Pyx_InitStrings(__Pyx_StringTabEntry *t);


/* Module declarations from 'croi.generators' */
static PyTypeObject *__pyx_ptype_4croi_10generators___pyx_scope_struct__forever = 0;
static PyTypeObject *__pyx_ptype_4croi_10generators___pyx_scope_struct_1_build = 0;
static PyTypeObject *__pyx_ptype_4croi_10generators___pyx_scope_struct_2_duplicate = 0;
static PyTypeObject *__pyx_ptype_4croi_10generators___pyx_scope_struct_3_zeros = 0;
static PyTypeObject *__pyx_ptype_4croi_10generators___pyx_scope_struct_4_ones = 0;
static PyTypeObject *__pyx_ptype_4croi_10generators___pyx_scope_struct_5_random_ints = 0;
static PyTypeObject *__pyx_ptype_4croi_10generators___pyx_scope_struct_6_random_floats = 0;
static PyTypeObject *__pyx_ptype_4croi_10generators___pyx_scope_struct_7_take = 0;
static PyTypeObject *__pyx_ptype_4croi_10generators___pyx_scope_struct_8_take_n = 0;
static PyTypeObject *__pyx_ptype_4croi_10generators___pyx_scope_struct_9_take_while = 0;
static PyTypeObject *__pyx_ptype_4croi_10generators___pyx_scope_struct_10_drop = 0;
static PyTypeObject *__pyx_ptype_4croi_10generators___pyx_scope_struct_11_drop_n = 0;
static PyTypeObject *__pyx_ptype_4croi_10generators___pyx_scope_struct_12_drop_while = 0;
static PyTypeObject *__pyx_ptype_4croi_10generators___pyx_scope_struct_13_tail = 0;
static PyTypeObject *__pyx_ptype_4croi_10generators___pyx_scope_struct_14_indexes = 0;
static PyTypeObject *__pyx_ptype_4croi_10generators___pyx_scope_struct_15_select = 0;
static PyTypeObject *__pyx_ptype_4croi_10generators___pyx_scope_struct_16_select_eq = 0;
static PyTypeObject *__pyx_ptype_4croi_10generators___pyx_scope_struct_17_select_where = 0;
static PyTypeObject *__pyx_ptype_4croi_10generators___pyx_scope_struct_18_select_match = 0;
static PyTypeObject *__pyx_ptype_4croi_10generators___pyx_scope_struct_19_reject = 0;
static PyTypeObject *__pyx_ptype_4croi_10generators___pyx_scope_struct_20_reject_eq = 0;
static PyTypeObject *__pyx_ptype_4croi_10generators___pyx_scope_struct_21_reject_where = 0;
static PyTypeObject *__pyx_ptype_4croi_10generators___pyx_scope_struct_22_reject_match = 0;
static PyTypeObject *__pyx_ptype_4croi_10generators___pyx_scope_struct_23_partition_eq = 0;
static PyTypeObject *__pyx_ptype_4croi_10generators___pyx_scope_struct_24_selector = 0;
static PyTypeObject *__pyx_ptype_4croi_10generators___pyx_scope_struct_25_rejector = 0;
static PyTypeObject *__pyx_ptype_4croi_10generators___pyx_scope_struct_26_partition_where = 0;
static PyTypeObject *__pyx_ptype_4croi_10generators___pyx_scope_struct_27_selector = 0;
static PyTypeObject *__pyx_ptype_4croi_10generators___pyx_scope_struct_28_rejector = 0;
static PyTypeObject *__pyx_ptype_4croi_10generators___pyx_scope_struct_29_partition_match = 0;
static PyTypeObject *__pyx_ptype_4croi_10generators___pyx_scope_struct_30_selector = 0;
static PyTypeObject *__pyx_ptype_4croi_10generators___pyx_scope_struct_31_rejector = 0;
#define __Pyx_MODULE_NAME "croi.generators"
int __pyx_module_is_main_croi__generators = 0;

/* Implementation of 'croi.generators' */
static PyObject *__pyx_builtin_enumerate;
static PyObject *__pyx_builtin_IndexError;
static PyObject *__pyx_builtin_TypeError;
static PyObject *__pyx_builtin_StopIteration;
static PyObject *__pyx_pf_4croi_10generators_forever(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_initial, PyObject *__pyx_v_step); /* proto */
static PyObject *__pyx_pf_4croi_10generators_3build(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_factory); /* proto */
static PyObject *__pyx_pf_4croi_10generators_6duplicate(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_anything); /* proto */
static PyObject *__pyx_pf_4croi_10generators_9zeros(CYTHON_UNUSED PyObject *__pyx_self); /* proto */
static PyObject *__pyx_pf_4croi_10generators_12ones(CYTHON_UNUSED PyObject *__pyx_self); /* proto */
static PyObject *__pyx_pf_4croi_10generators_15random_ints(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_start, PyObject *__pyx_v_end); /* proto */
static PyObject *__pyx_pf_4croi_10generators_18random_floats(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_start, PyObject *__pyx_v_end); /* proto */
static PyObject *__pyx_pf_4croi_10generators_21take(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_n_or_predicate, PyObject *__pyx_v_iterable); /* proto */
static PyObject *__pyx_pf_4croi_10generators_24take_n(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_n, PyObject *__pyx_v_iterable); /* proto */
static PyObject *__pyx_pf_4croi_10generators_27take_while(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_predicate, PyObject *__pyx_v_iterable); /* proto */
static PyObject *__pyx_pf_4croi_10generators_30drop(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_n_or_predicate, PyObject *__pyx_v_iterable); /* proto */
static PyObject *__pyx_pf_4croi_10generators_33drop_n(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_n, PyObject *__pyx_v_iterable); /* proto */
static PyObject *__pyx_pf_4croi_10generators_36drop_while(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_predicate, PyObject *__pyx_v_iterable); /* proto */
static PyObject *__pyx_pf_4croi_10generators_39nth(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_n, PyObject *__pyx_v_iterable); /* proto */
static PyObject *__pyx_pf_4croi_10generators_41head(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_iterable); /* proto */
static PyObject *__pyx_pf_4croi_10generators_43tail(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_iterable); /* proto */
static PyObject *__pyx_pf_4croi_10generators_46index(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_needle, PyObject *__pyx_v_iterable); /* proto */
static PyObject *__pyx_pf_4croi_10generators_48indexes(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_needle, PyObject *__pyx_v_iterable); /* proto */
static PyObject *__pyx_pf_4croi_10generators_51select(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_regex_or_needle_or_predicate, PyObject *__pyx_v_iterable); /* proto */
static PyObject *__pyx_pf_4croi_10generators_54select_eq(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_needle, PyObject *__pyx_v_iterable); /* proto */
static PyObject *__pyx_pf_4croi_10generators_57select_where(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_predicate, PyObject *__pyx_v_iterable); /* proto */
static PyObject *__pyx_pf_4croi_10generators_60select_match(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_regex, PyObject *__pyx_v_iterable); /* proto */
static PyObject *__pyx_pf_4croi_10generators_63reject(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_regex_or_needle_or_predicate, PyObject *__pyx_v_iterable); /* proto */
static PyObject *__pyx_pf_4croi_10generators_66reject_eq(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_needle, PyObject *__pyx_v_iterable); /* proto */
static PyObject *__pyx_pf_4croi_10generators_69reject_where(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_predicate, PyObject *__pyx_v_iterable); /* proto */
static PyObject *__pyx_pf_4croi_10generators_72reject_match(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_regex, PyObject *__pyx_v_iterable); /* proto */
static PyObject *__pyx_pf_4croi_10generators_75partition(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_needle_or_predicate, PyObject *__pyx_v_iterable); /* proto */
static PyObject *__pyx_pf_4croi_10generators_12partition_eq_selector(PyObject *__pyx_self); /* proto */
static PyObject *__pyx_pf_4croi_10generators_12partition_eq_3rejector(PyObject *__pyx_self); /* proto */
static PyObject *__pyx_pf_4croi_10generators_77partition_eq(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_needle, PyObject *__pyx_v_iterable); /* proto */
static PyObject *__pyx_pf_4croi_10generators_15partition_where_selector(PyObject *__pyx_self); /* proto */
static PyObject *__pyx_pf_4croi_10generators_15partition_where_3rejector(PyObject *__pyx_self); /* proto */
static PyObject *__pyx_pf_4croi_10generators_79partition_where(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_predicate, PyObject *__pyx_v_iterable); /* proto */
static PyObject *__pyx_pf_4croi_10generators_15partition_match_selector(PyObject *__pyx_self); /* proto */
static PyObject *__pyx_pf_4croi_10generators_15partition_match_3rejector(PyObject *__pyx_self); /* proto */
static PyObject *__pyx_pf_4croi_10generators_81partition_match(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_regex, PyObject *__pyx_v_iterable); /* proto */
static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct__forever(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_1_build(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_2_duplicate(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_3_zeros(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_4_ones(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_5_random_ints(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_6_random_floats(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_7_take(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_8_take_n(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_9_take_while(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_10_drop(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_11_drop_n(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_12_drop_while(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_13_tail(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_14_indexes(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_15_select(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_16_select_eq(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_17_select_where(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_18_select_match(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_19_reject(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_20_reject_eq(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_21_reject_where(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_22_reject_match(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_23_partition_eq(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_24_selector(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_25_rejector(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_26_partition_where(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_27_selector(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_28_rejector(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_29_partition_match(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_30_selector(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_31_rejector(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static char __pyx_k_i[] = "i";
static char __pyx_k_n[] = "n";
static char __pyx_k_v[] = "v";
static char __pyx_k_x[] = "x";
static char __pyx_k_re[] = "re";
static char __pyx_k_end[] = "end";
static char __pyx_k_err[] = "err";
static char __pyx_k_nth[] = "nth";
static char __pyx_k_args[] = "args";
static char __pyx_k_drop[] = "drop";
static char __pyx_k_head[] = "head";
static char __pyx_k_item[] = "item";
static char __pyx_k_left[] = "left";
static char __pyx_k_main[] = "__main__";
static char __pyx_k_next[] = "next";
static char __pyx_k_ones[] = "ones";
static char __pyx_k_send[] = "send";
static char __pyx_k_step[] = "step";
static char __pyx_k_tail[] = "tail";
static char __pyx_k_take[] = "take";
static char __pyx_k_test[] = "__test__";
static char __pyx_k_build[] = "build";
static char __pyx_k_close[] = "close";
static char __pyx_k_deque[] = "deque";
static char __pyx_k_index[] = "index";
static char __pyx_k_match[] = "match";
static char __pyx_k_regex[] = "regex";
static char __pyx_k_right[] = "right";
static char __pyx_k_start[] = "start";
static char __pyx_k_throw[] = "throw";
static char __pyx_k_zeros[] = "zeros";
static char __pyx_k_append[] = "append";
static char __pyx_k_drop_n[] = "drop_n";
static char __pyx_k_import[] = "__import__";
static char __pyx_k_needle[] = "needle";
static char __pyx_k_random[] = "random";
static char __pyx_k_reject[] = "reject";
static char __pyx_k_select[] = "select";
static char __pyx_k_take_n[] = "take_n";
static char __pyx_k_compile[] = "compile";
static char __pyx_k_factory[] = "factory";
static char __pyx_k_forever[] = "forever";
static char __pyx_k_indexes[] = "indexes";
static char __pyx_k_initial[] = "initial";
static char __pyx_k_popleft[] = "popleft";
static char __pyx_k_randint[] = "randint";
static char __pyx_k_skipped[] = "skipped";
static char __pyx_k_uniform[] = "uniform";
static char __pyx_k_anything[] = "anything";
static char __pyx_k_compiled[] = "compiled";
static char __pyx_k_iterable[] = "iterable";
static char __pyx_k_iterator[] = "iterator";
static char __pyx_k_rejector[] = "rejector";
static char __pyx_k_selector[] = "selector";
static char __pyx_k_TypeError[] = "TypeError";
static char __pyx_k_duplicate[] = "duplicate";
static char __pyx_k_enumerate[] = "enumerate";
static char __pyx_k_partition[] = "partition";
static char __pyx_k_predicate[] = "predicate";
static char __pyx_k_reject_eq[] = "reject_eq";
static char __pyx_k_select_eq[] = "select_eq";
static char __pyx_k_IndexError[] = "IndexError";
static char __pyx_k_drop_while[] = "drop_while";
static char __pyx_k_take_while[] = "take_while";
static char __pyx_k_collections[] = "collections";
static char __pyx_k_random_ints[] = "random_ints";
static char __pyx_k_partition_eq[] = "partition_eq";
static char __pyx_k_reject_match[] = "reject_match";
static char __pyx_k_reject_where[] = "reject_where";
static char __pyx_k_select_match[] = "select_match";
static char __pyx_k_select_where[] = "select_where";
static char __pyx_k_StopIteration[] = "StopIteration";
static char __pyx_k_random_floats[] = "random_floats";
static char __pyx_k_first_argument[] = "first argument";
static char __pyx_k_n_or_predicate[] = "n_or_predicate";
static char __pyx_k_croi_generators[] = "croi.generators";
static char __pyx_k_partition_match[] = "partition_match";
static char __pyx_k_partition_where[] = "partition_where";
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static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_5_random_ints(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
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static void __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_5_random_ints(PyObject *o) {
  struct __pyx_obj_4croi_10generators___pyx_scope_struct_5_random_ints *p = (struct __pyx_obj_4croi_10generators___pyx_scope_struct_5_random_ints *)o;
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  Py_CLEAR(p->__pyx_v_end);
  Py_CLEAR(p->__pyx_v_start);
  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4croi_10generators___pyx_scope_struct_5_random_ints < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4croi_10generators___pyx_scope_struct_5_random_ints)))) {
    __pyx_freelist_4croi_10generators___pyx_scope_struct_5_random_ints[__pyx_freecount_4croi_10generators___pyx_scope_struct_5_random_ints++] = ((struct __pyx_obj_4croi_10generators___pyx_scope_struct_5_random_ints *)o);
  } else {
    (*Py_TYPE(o)->tp_free)(o);
  }
}

static int __pyx_tp_traverse_4croi_10generators___pyx_scope_struct_5_random_ints(PyObject *o, visitproc v, void *a) {
  int e;
  struct __pyx_obj_4croi_10generators___pyx_scope_struct_5_random_ints *p = (struct __pyx_obj_4croi_10generators___pyx_scope_struct_5_random_ints *)o;
  if (p->__pyx_v_end) {
    e = (*v)(p->__pyx_v_end, a); if (e) return e;
  }
  if (p->__pyx_v_start) {
    e = (*v)(p->__pyx_v_start, a); if (e) return e;
  }
  return 0;
}

static int __pyx_tp_clear_4croi_10generators___pyx_scope_struct_5_random_ints(PyObject *o) {
  PyObject* tmp;
  struct __pyx_obj_4croi_10generators___pyx_scope_struct_5_random_ints *p = (struct __pyx_obj_4croi_10generators___pyx_scope_struct_5_random_ints *)o;
  tmp = ((PyObject*)p->__pyx_v_end);
  p->__pyx_v_end = Py_None; Py_INCREF(Py_None);
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  tmp = ((PyObject*)p->__pyx_v_start);
  p->__pyx_v_start = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  return 0;
}

static PyTypeObject __pyx_type_4croi_10generators___pyx_scope_struct_5_random_ints = {
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  "croi.generators.__pyx_scope_struct_5_random_ints", /*tp_name*/
  sizeof(struct __pyx_obj_4croi_10generators___pyx_scope_struct_5_random_ints), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_5_random_ints, /*tp_dealloc*/
  0, /*tp_print*/
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  __pyx_tp_clear_4croi_10generators___pyx_scope_struct_5_random_ints, /*tp_clear*/
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  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
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};

static struct __pyx_obj_4croi_10generators___pyx_scope_struct_6_random_floats *__pyx_freelist_4croi_10generators___pyx_scope_struct_6_random_floats[8];
static int __pyx_freecount_4croi_10generators___pyx_scope_struct_6_random_floats = 0;

static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_6_random_floats(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
  PyObject *o;
  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4croi_10generators___pyx_scope_struct_6_random_floats > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4croi_10generators___pyx_scope_struct_6_random_floats)))) {
    o = (PyObject*)__pyx_freelist_4croi_10generators___pyx_scope_struct_6_random_floats[--__pyx_freecount_4croi_10generators___pyx_scope_struct_6_random_floats];
    memset(o, 0, sizeof(struct __pyx_obj_4croi_10generators___pyx_scope_struct_6_random_floats));
    (void) PyObject_INIT(o, t);
    PyObject_GC_Track(o);
  } else {
    o = (*t->tp_alloc)(t, 0);
    if (unlikely(!o)) return 0;
  }
  return o;
}

static void __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_6_random_floats(PyObject *o) {
  struct __pyx_obj_4croi_10generators___pyx_scope_struct_6_random_floats *p = (struct __pyx_obj_4croi_10generators___pyx_scope_struct_6_random_floats *)o;
  PyObject_GC_UnTrack(o);
  Py_CLEAR(p->__pyx_v_end);
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  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4croi_10generators___pyx_scope_struct_6_random_floats < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4croi_10generators___pyx_scope_struct_6_random_floats)))) {
    __pyx_freelist_4croi_10generators___pyx_scope_struct_6_random_floats[__pyx_freecount_4croi_10generators___pyx_scope_struct_6_random_floats++] = ((struct __pyx_obj_4croi_10generators___pyx_scope_struct_6_random_floats *)o);
  } else {
    (*Py_TYPE(o)->tp_free)(o);
  }
}

static int __pyx_tp_traverse_4croi_10generators___pyx_scope_struct_6_random_floats(PyObject *o, visitproc v, void *a) {
  int e;
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  }
  if (p->__pyx_v_start) {
    e = (*v)(p->__pyx_v_start, a); if (e) return e;
  }
  return 0;
}

static int __pyx_tp_clear_4croi_10generators___pyx_scope_struct_6_random_floats(PyObject *o) {
  PyObject* tmp;
  struct __pyx_obj_4croi_10generators___pyx_scope_struct_6_random_floats *p = (struct __pyx_obj_4croi_10generators___pyx_scope_struct_6_random_floats *)o;
  tmp = ((PyObject*)p->__pyx_v_end);
  p->__pyx_v_end = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_v_start);
  p->__pyx_v_start = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  return 0;
}

static PyTypeObject __pyx_type_4croi_10generators___pyx_scope_struct_6_random_floats = {
  PyVarObject_HEAD_INIT(0, 0)
  "croi.generators.__pyx_scope_struct_6_random_floats", /*tp_name*/
  sizeof(struct __pyx_obj_4croi_10generators___pyx_scope_struct_6_random_floats), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_6_random_floats, /*tp_dealloc*/
  0, /*tp_print*/
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  #if PY_MAJOR_VERSION < 3
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  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
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  __pyx_tp_clear_4croi_10generators___pyx_scope_struct_6_random_floats, /*tp_clear*/
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static struct __pyx_obj_4croi_10generators___pyx_scope_struct_7_take *__pyx_freelist_4croi_10generators___pyx_scope_struct_7_take[8];
static int __pyx_freecount_4croi_10generators___pyx_scope_struct_7_take = 0;

static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_7_take(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
  PyObject *o;
  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4croi_10generators___pyx_scope_struct_7_take > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4croi_10generators___pyx_scope_struct_7_take)))) {
    o = (PyObject*)__pyx_freelist_4croi_10generators___pyx_scope_struct_7_take[--__pyx_freecount_4croi_10generators___pyx_scope_struct_7_take];
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    (void) PyObject_INIT(o, t);
    PyObject_GC_Track(o);
  } else {
    o = (*t->tp_alloc)(t, 0);
    if (unlikely(!o)) return 0;
  }
  return o;
}

static void __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_7_take(PyObject *o) {
  struct __pyx_obj_4croi_10generators___pyx_scope_struct_7_take *p = (struct __pyx_obj_4croi_10generators___pyx_scope_struct_7_take *)o;
  PyObject_GC_UnTrack(o);
  Py_CLEAR(p->__pyx_v_iterable);
  Py_CLEAR(p->__pyx_v_n_or_predicate);
  Py_CLEAR(p->__pyx_v_x);
  Py_CLEAR(p->__pyx_t_0);
  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4croi_10generators___pyx_scope_struct_7_take < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4croi_10generators___pyx_scope_struct_7_take)))) {
    __pyx_freelist_4croi_10generators___pyx_scope_struct_7_take[__pyx_freecount_4croi_10generators___pyx_scope_struct_7_take++] = ((struct __pyx_obj_4croi_10generators___pyx_scope_struct_7_take *)o);
  } else {
    (*Py_TYPE(o)->tp_free)(o);
  }
}

static int __pyx_tp_traverse_4croi_10generators___pyx_scope_struct_7_take(PyObject *o, visitproc v, void *a) {
  int e;
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    e = (*v)(p->__pyx_v_x, a); if (e) return e;
  }
  if (p->__pyx_t_0) {
    e = (*v)(p->__pyx_t_0, a); if (e) return e;
  }
  return 0;
}

static int __pyx_tp_clear_4croi_10generators___pyx_scope_struct_7_take(PyObject *o) {
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  tmp = ((PyObject*)p->__pyx_v_iterable);
  p->__pyx_v_iterable = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_v_n_or_predicate);
  p->__pyx_v_n_or_predicate = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_v_x);
  p->__pyx_v_x = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_t_0);
  p->__pyx_t_0 = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  return 0;
}

static PyTypeObject __pyx_type_4croi_10generators___pyx_scope_struct_7_take = {
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  sizeof(struct __pyx_obj_4croi_10generators___pyx_scope_struct_7_take), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_7_take, /*tp_dealloc*/
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static struct __pyx_obj_4croi_10generators___pyx_scope_struct_8_take_n *__pyx_freelist_4croi_10generators___pyx_scope_struct_8_take_n[8];
static int __pyx_freecount_4croi_10generators___pyx_scope_struct_8_take_n = 0;

static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_8_take_n(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
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  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4croi_10generators___pyx_scope_struct_8_take_n > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4croi_10generators___pyx_scope_struct_8_take_n)))) {
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    (void) PyObject_INIT(o, t);
    PyObject_GC_Track(o);
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static void __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_8_take_n(PyObject *o) {
  struct __pyx_obj_4croi_10generators___pyx_scope_struct_8_take_n *p = (struct __pyx_obj_4croi_10generators___pyx_scope_struct_8_take_n *)o;
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  Py_CLEAR(p->__pyx_v_iterable);
  Py_CLEAR(p->__pyx_v_n);
  Py_CLEAR(p->__pyx_v_x);
  Py_CLEAR(p->__pyx_t_0);
  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4croi_10generators___pyx_scope_struct_8_take_n < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4croi_10generators___pyx_scope_struct_8_take_n)))) {
    __pyx_freelist_4croi_10generators___pyx_scope_struct_8_take_n[__pyx_freecount_4croi_10generators___pyx_scope_struct_8_take_n++] = ((struct __pyx_obj_4croi_10generators___pyx_scope_struct_8_take_n *)o);
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static int __pyx_tp_traverse_4croi_10generators___pyx_scope_struct_8_take_n(PyObject *o, visitproc v, void *a) {
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  return 0;
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static int __pyx_tp_clear_4croi_10generators___pyx_scope_struct_8_take_n(PyObject *o) {
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  struct __pyx_obj_4croi_10generators___pyx_scope_struct_8_take_n *p = (struct __pyx_obj_4croi_10generators___pyx_scope_struct_8_take_n *)o;
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  tmp = ((PyObject*)p->__pyx_v_iterable);
  p->__pyx_v_iterable = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_v_n);
  p->__pyx_v_n = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_v_x);
  p->__pyx_v_x = Py_None; Py_INCREF(Py_None);
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  p->__pyx_t_0 = Py_None; Py_INCREF(Py_None);
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static PyTypeObject __pyx_type_4croi_10generators___pyx_scope_struct_8_take_n = {
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  __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_8_take_n, /*tp_dealloc*/
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  __pyx_tp_traverse_4croi_10generators___pyx_scope_struct_8_take_n, /*tp_traverse*/
  __pyx_tp_clear_4croi_10generators___pyx_scope_struct_8_take_n, /*tp_clear*/
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  0, /*tp_dictoffset*/
  0, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_4croi_10generators___pyx_scope_struct_8_take_n, /*tp_new*/
  0, /*tp_free*/
  0, /*tp_is_gc*/
  0, /*tp_bases*/
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  0, /*tp_subclasses*/
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  0, /*tp_del*/
  0, /*tp_version_tag*/
  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
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static struct __pyx_obj_4croi_10generators___pyx_scope_struct_9_take_while *__pyx_freelist_4croi_10generators___pyx_scope_struct_9_take_while[8];
static int __pyx_freecount_4croi_10generators___pyx_scope_struct_9_take_while = 0;

static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_9_take_while(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
  PyObject *o;
  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4croi_10generators___pyx_scope_struct_9_take_while > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4croi_10generators___pyx_scope_struct_9_take_while)))) {
    o = (PyObject*)__pyx_freelist_4croi_10generators___pyx_scope_struct_9_take_while[--__pyx_freecount_4croi_10generators___pyx_scope_struct_9_take_while];
    memset(o, 0, sizeof(struct __pyx_obj_4croi_10generators___pyx_scope_struct_9_take_while));
    (void) PyObject_INIT(o, t);
    PyObject_GC_Track(o);
  } else {
    o = (*t->tp_alloc)(t, 0);
    if (unlikely(!o)) return 0;
  }
  return o;
}

static void __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_9_take_while(PyObject *o) {
  struct __pyx_obj_4croi_10generators___pyx_scope_struct_9_take_while *p = (struct __pyx_obj_4croi_10generators___pyx_scope_struct_9_take_while *)o;
  PyObject_GC_UnTrack(o);
  Py_CLEAR(p->__pyx_v_iterable);
  Py_CLEAR(p->__pyx_v_predicate);
  Py_CLEAR(p->__pyx_v_x);
  Py_CLEAR(p->__pyx_t_0);
  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4croi_10generators___pyx_scope_struct_9_take_while < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4croi_10generators___pyx_scope_struct_9_take_while)))) {
    __pyx_freelist_4croi_10generators___pyx_scope_struct_9_take_while[__pyx_freecount_4croi_10generators___pyx_scope_struct_9_take_while++] = ((struct __pyx_obj_4croi_10generators___pyx_scope_struct_9_take_while *)o);
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}

static int __pyx_tp_traverse_4croi_10generators___pyx_scope_struct_9_take_while(PyObject *o, visitproc v, void *a) {
  int e;
  struct __pyx_obj_4croi_10generators___pyx_scope_struct_9_take_while *p = (struct __pyx_obj_4croi_10generators___pyx_scope_struct_9_take_while *)o;
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}

static int __pyx_tp_clear_4croi_10generators___pyx_scope_struct_9_take_while(PyObject *o) {
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  tmp = ((PyObject*)p->__pyx_v_iterable);
  p->__pyx_v_iterable = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_v_predicate);
  p->__pyx_v_predicate = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_v_x);
  p->__pyx_v_x = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_t_0);
  p->__pyx_t_0 = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  return 0;
}

static PyTypeObject __pyx_type_4croi_10generators___pyx_scope_struct_9_take_while = {
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  __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_9_take_while, /*tp_dealloc*/
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static struct __pyx_obj_4croi_10generators___pyx_scope_struct_10_drop *__pyx_freelist_4croi_10generators___pyx_scope_struct_10_drop[8];
static int __pyx_freecount_4croi_10generators___pyx_scope_struct_10_drop = 0;

static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_10_drop(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
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static void __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_10_drop(PyObject *o) {
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  Py_CLEAR(p->__pyx_v_iterable);
  Py_CLEAR(p->__pyx_v_n_or_predicate);
  Py_CLEAR(p->__pyx_v_x);
  Py_CLEAR(p->__pyx_t_0);
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    __pyx_freelist_4croi_10generators___pyx_scope_struct_10_drop[__pyx_freecount_4croi_10generators___pyx_scope_struct_10_drop++] = ((struct __pyx_obj_4croi_10generators___pyx_scope_struct_10_drop *)o);
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static int __pyx_tp_traverse_4croi_10generators___pyx_scope_struct_10_drop(PyObject *o, visitproc v, void *a) {
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static int __pyx_tp_clear_4croi_10generators___pyx_scope_struct_10_drop(PyObject *o) {
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  p->__pyx_v_iterable = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_v_n_or_predicate);
  p->__pyx_v_n_or_predicate = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_v_x);
  p->__pyx_v_x = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_t_0);
  p->__pyx_t_0 = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  return 0;
}

static PyTypeObject __pyx_type_4croi_10generators___pyx_scope_struct_10_drop = {
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  __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_10_drop, /*tp_dealloc*/
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static struct __pyx_obj_4croi_10generators___pyx_scope_struct_11_drop_n *__pyx_freelist_4croi_10generators___pyx_scope_struct_11_drop_n[8];
static int __pyx_freecount_4croi_10generators___pyx_scope_struct_11_drop_n = 0;

static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_11_drop_n(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
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    o = (PyObject*)__pyx_freelist_4croi_10generators___pyx_scope_struct_11_drop_n[--__pyx_freecount_4croi_10generators___pyx_scope_struct_11_drop_n];
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static void __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_11_drop_n(PyObject *o) {
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  Py_CLEAR(p->__pyx_v_i);
  Py_CLEAR(p->__pyx_v_iterable);
  Py_CLEAR(p->__pyx_v_n);
  Py_CLEAR(p->__pyx_v_x);
  Py_CLEAR(p->__pyx_t_0);
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static int __pyx_tp_traverse_4croi_10generators___pyx_scope_struct_11_drop_n(PyObject *o, visitproc v, void *a) {
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static int __pyx_tp_clear_4croi_10generators___pyx_scope_struct_11_drop_n(PyObject *o) {
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  tmp = ((PyObject*)p->__pyx_v_iterable);
  p->__pyx_v_iterable = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_v_n);
  p->__pyx_v_n = Py_None; Py_INCREF(Py_None);
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  p->__pyx_t_0 = Py_None; Py_INCREF(Py_None);
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  sizeof(struct __pyx_obj_4croi_10generators___pyx_scope_struct_11_drop_n), /*tp_basicsize*/
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  __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_11_drop_n, /*tp_dealloc*/
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  0, /*tp_finalize*/
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static struct __pyx_obj_4croi_10generators___pyx_scope_struct_12_drop_while *__pyx_freelist_4croi_10generators___pyx_scope_struct_12_drop_while[8];
static int __pyx_freecount_4croi_10generators___pyx_scope_struct_12_drop_while = 0;

static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_12_drop_while(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
  PyObject *o;
  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4croi_10generators___pyx_scope_struct_12_drop_while > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4croi_10generators___pyx_scope_struct_12_drop_while)))) {
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    (void) PyObject_INIT(o, t);
    PyObject_GC_Track(o);
  } else {
    o = (*t->tp_alloc)(t, 0);
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}

static void __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_12_drop_while(PyObject *o) {
  struct __pyx_obj_4croi_10generators___pyx_scope_struct_12_drop_while *p = (struct __pyx_obj_4croi_10generators___pyx_scope_struct_12_drop_while *)o;
  PyObject_GC_UnTrack(o);
  Py_CLEAR(p->__pyx_v_iterable);
  Py_CLEAR(p->__pyx_v_predicate);
  Py_CLEAR(p->__pyx_v_x);
  Py_CLEAR(p->__pyx_t_0);
  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4croi_10generators___pyx_scope_struct_12_drop_while < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4croi_10generators___pyx_scope_struct_12_drop_while)))) {
    __pyx_freelist_4croi_10generators___pyx_scope_struct_12_drop_while[__pyx_freecount_4croi_10generators___pyx_scope_struct_12_drop_while++] = ((struct __pyx_obj_4croi_10generators___pyx_scope_struct_12_drop_while *)o);
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    (*Py_TYPE(o)->tp_free)(o);
  }
}

static int __pyx_tp_traverse_4croi_10generators___pyx_scope_struct_12_drop_while(PyObject *o, visitproc v, void *a) {
  int e;
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  }
  if (p->__pyx_t_0) {
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  }
  return 0;
}

static int __pyx_tp_clear_4croi_10generators___pyx_scope_struct_12_drop_while(PyObject *o) {
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  struct __pyx_obj_4croi_10generators___pyx_scope_struct_12_drop_while *p = (struct __pyx_obj_4croi_10generators___pyx_scope_struct_12_drop_while *)o;
  tmp = ((PyObject*)p->__pyx_v_iterable);
  p->__pyx_v_iterable = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_v_predicate);
  p->__pyx_v_predicate = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_v_x);
  p->__pyx_v_x = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_t_0);
  p->__pyx_t_0 = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
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}

static PyTypeObject __pyx_type_4croi_10generators___pyx_scope_struct_12_drop_while = {
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  0, /*tp_itemsize*/
  __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_12_drop_while, /*tp_dealloc*/
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static struct __pyx_obj_4croi_10generators___pyx_scope_struct_13_tail *__pyx_freelist_4croi_10generators___pyx_scope_struct_13_tail[8];
static int __pyx_freecount_4croi_10generators___pyx_scope_struct_13_tail = 0;

static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_13_tail(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
  PyObject *o;
  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4croi_10generators___pyx_scope_struct_13_tail > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4croi_10generators___pyx_scope_struct_13_tail)))) {
    o = (PyObject*)__pyx_freelist_4croi_10generators___pyx_scope_struct_13_tail[--__pyx_freecount_4croi_10generators___pyx_scope_struct_13_tail];
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}

static void __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_13_tail(PyObject *o) {
  struct __pyx_obj_4croi_10generators___pyx_scope_struct_13_tail *p = (struct __pyx_obj_4croi_10generators___pyx_scope_struct_13_tail *)o;
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  Py_CLEAR(p->__pyx_v_iterable);
  Py_CLEAR(p->__pyx_v_x);
  Py_CLEAR(p->__pyx_t_0);
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    __pyx_freelist_4croi_10generators___pyx_scope_struct_13_tail[__pyx_freecount_4croi_10generators___pyx_scope_struct_13_tail++] = ((struct __pyx_obj_4croi_10generators___pyx_scope_struct_13_tail *)o);
  } else {
    (*Py_TYPE(o)->tp_free)(o);
  }
}

static int __pyx_tp_traverse_4croi_10generators___pyx_scope_struct_13_tail(PyObject *o, visitproc v, void *a) {
  int e;
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  }
  if (p->__pyx_t_0) {
    e = (*v)(p->__pyx_t_0, a); if (e) return e;
  }
  return 0;
}

static int __pyx_tp_clear_4croi_10generators___pyx_scope_struct_13_tail(PyObject *o) {
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  struct __pyx_obj_4croi_10generators___pyx_scope_struct_13_tail *p = (struct __pyx_obj_4croi_10generators___pyx_scope_struct_13_tail *)o;
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  tmp = ((PyObject*)p->__pyx_v_x);
  p->__pyx_v_x = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_t_0);
  p->__pyx_t_0 = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  return 0;
}

static PyTypeObject __pyx_type_4croi_10generators___pyx_scope_struct_13_tail = {
  PyVarObject_HEAD_INIT(0, 0)
  "croi.generators.__pyx_scope_struct_13_tail", /*tp_name*/
  sizeof(struct __pyx_obj_4croi_10generators___pyx_scope_struct_13_tail), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_13_tail, /*tp_dealloc*/
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static struct __pyx_obj_4croi_10generators___pyx_scope_struct_14_indexes *__pyx_freelist_4croi_10generators___pyx_scope_struct_14_indexes[8];
static int __pyx_freecount_4croi_10generators___pyx_scope_struct_14_indexes = 0;

static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_14_indexes(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
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    o = (PyObject*)__pyx_freelist_4croi_10generators___pyx_scope_struct_14_indexes[--__pyx_freecount_4croi_10generators___pyx_scope_struct_14_indexes];
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    (void) PyObject_INIT(o, t);
    PyObject_GC_Track(o);
  } else {
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  }
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}

static void __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_14_indexes(PyObject *o) {
  struct __pyx_obj_4croi_10generators___pyx_scope_struct_14_indexes *p = (struct __pyx_obj_4croi_10generators___pyx_scope_struct_14_indexes *)o;
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  Py_CLEAR(p->__pyx_v_iterable);
  Py_CLEAR(p->__pyx_v_needle);
  Py_CLEAR(p->__pyx_v_x);
  Py_CLEAR(p->__pyx_t_0);
  Py_CLEAR(p->__pyx_t_1);
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  }
}

static int __pyx_tp_traverse_4croi_10generators___pyx_scope_struct_14_indexes(PyObject *o, visitproc v, void *a) {
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  }
  if (p->__pyx_t_1) {
    e = (*v)(p->__pyx_t_1, a); if (e) return e;
  }
  return 0;
}

static int __pyx_tp_clear_4croi_10generators___pyx_scope_struct_14_indexes(PyObject *o) {
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  struct __pyx_obj_4croi_10generators___pyx_scope_struct_14_indexes *p = (struct __pyx_obj_4croi_10generators___pyx_scope_struct_14_indexes *)o;
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  p->__pyx_v_i = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_v_iterable);
  p->__pyx_v_iterable = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_v_needle);
  p->__pyx_v_needle = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_v_x);
  p->__pyx_v_x = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_t_0);
  p->__pyx_t_0 = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_t_1);
  p->__pyx_t_1 = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
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}

static PyTypeObject __pyx_type_4croi_10generators___pyx_scope_struct_14_indexes = {
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  __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_14_indexes, /*tp_dealloc*/
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static struct __pyx_obj_4croi_10generators___pyx_scope_struct_15_select *__pyx_freelist_4croi_10generators___pyx_scope_struct_15_select[8];
static int __pyx_freecount_4croi_10generators___pyx_scope_struct_15_select = 0;

static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_15_select(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
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  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4croi_10generators___pyx_scope_struct_15_select > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4croi_10generators___pyx_scope_struct_15_select)))) {
    o = (PyObject*)__pyx_freelist_4croi_10generators___pyx_scope_struct_15_select[--__pyx_freecount_4croi_10generators___pyx_scope_struct_15_select];
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    (void) PyObject_INIT(o, t);
    PyObject_GC_Track(o);
  } else {
    o = (*t->tp_alloc)(t, 0);
    if (unlikely(!o)) return 0;
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  return o;
}

static void __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_15_select(PyObject *o) {
  struct __pyx_obj_4croi_10generators___pyx_scope_struct_15_select *p = (struct __pyx_obj_4croi_10generators___pyx_scope_struct_15_select *)o;
  PyObject_GC_UnTrack(o);
  Py_CLEAR(p->__pyx_v_err);
  Py_CLEAR(p->__pyx_v_iterable);
  Py_CLEAR(p->__pyx_v_regex_or_needle_or_predicate);
  Py_CLEAR(p->__pyx_v_x);
  Py_CLEAR(p->__pyx_t_0);
  Py_CLEAR(p->__pyx_t_3);
  Py_CLEAR(p->__pyx_t_4);
  Py_CLEAR(p->__pyx_t_5);
  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4croi_10generators___pyx_scope_struct_15_select < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4croi_10generators___pyx_scope_struct_15_select)))) {
    __pyx_freelist_4croi_10generators___pyx_scope_struct_15_select[__pyx_freecount_4croi_10generators___pyx_scope_struct_15_select++] = ((struct __pyx_obj_4croi_10generators___pyx_scope_struct_15_select *)o);
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    (*Py_TYPE(o)->tp_free)(o);
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}

static int __pyx_tp_traverse_4croi_10generators___pyx_scope_struct_15_select(PyObject *o, visitproc v, void *a) {
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  if (p->__pyx_t_0) {
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  }
  if (p->__pyx_t_5) {
    e = (*v)(p->__pyx_t_5, a); if (e) return e;
  }
  return 0;
}

static int __pyx_tp_clear_4croi_10generators___pyx_scope_struct_15_select(PyObject *o) {
  PyObject* tmp;
  struct __pyx_obj_4croi_10generators___pyx_scope_struct_15_select *p = (struct __pyx_obj_4croi_10generators___pyx_scope_struct_15_select *)o;
  tmp = ((PyObject*)p->__pyx_v_err);
  p->__pyx_v_err = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_v_iterable);
  p->__pyx_v_iterable = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_v_regex_or_needle_or_predicate);
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    __pyx_freelist_4croi_10generators___pyx_scope_struct_16_select_eq[__pyx_freecount_4croi_10generators___pyx_scope_struct_16_select_eq++] = ((struct __pyx_obj_4croi_10generators___pyx_scope_struct_16_select_eq *)o);
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  tmp = ((PyObject*)p->__pyx_v_x);
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  tmp = ((PyObject*)p->__pyx_t_0);
  p->__pyx_t_0 = Py_None; Py_INCREF(Py_None);
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static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_17_select_where(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
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static void __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_17_select_where(PyObject *o) {
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static int __pyx_tp_traverse_4croi_10generators___pyx_scope_struct_17_select_where(PyObject *o, visitproc v, void *a) {
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static int __pyx_tp_clear_4croi_10generators___pyx_scope_struct_17_select_where(PyObject *o) {
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  p->__pyx_t_0 = Py_None; Py_INCREF(Py_None);
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}

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static struct __pyx_obj_4croi_10generators___pyx_scope_struct_18_select_match *__pyx_freelist_4croi_10generators___pyx_scope_struct_18_select_match[8];
static int __pyx_freecount_4croi_10generators___pyx_scope_struct_18_select_match = 0;

static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_18_select_match(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
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static void __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_18_select_match(PyObject *o) {
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static int __pyx_tp_traverse_4croi_10generators___pyx_scope_struct_18_select_match(PyObject *o, visitproc v, void *a) {
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static int __pyx_tp_clear_4croi_10generators___pyx_scope_struct_18_select_match(PyObject *o) {
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  tmp = ((PyObject*)p->__pyx_v_regex);
  p->__pyx_v_regex = Py_None; Py_INCREF(Py_None);
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  tmp = ((PyObject*)p->__pyx_v_x);
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  p->__pyx_t_0 = Py_None; Py_INCREF(Py_None);
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  0, /*tp_is_gc*/
  0, /*tp_bases*/
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  0, /*tp_cache*/
  0, /*tp_subclasses*/
  0, /*tp_weaklist*/
  0, /*tp_del*/
  0, /*tp_version_tag*/
  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
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static struct __pyx_obj_4croi_10generators___pyx_scope_struct_19_reject *__pyx_freelist_4croi_10generators___pyx_scope_struct_19_reject[8];
static int __pyx_freecount_4croi_10generators___pyx_scope_struct_19_reject = 0;

static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_19_reject(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
  PyObject *o;
  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4croi_10generators___pyx_scope_struct_19_reject > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4croi_10generators___pyx_scope_struct_19_reject)))) {
    o = (PyObject*)__pyx_freelist_4croi_10generators___pyx_scope_struct_19_reject[--__pyx_freecount_4croi_10generators___pyx_scope_struct_19_reject];
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    (void) PyObject_INIT(o, t);
    PyObject_GC_Track(o);
  } else {
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    if (unlikely(!o)) return 0;
  }
  return o;
}

static void __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_19_reject(PyObject *o) {
  struct __pyx_obj_4croi_10generators___pyx_scope_struct_19_reject *p = (struct __pyx_obj_4croi_10generators___pyx_scope_struct_19_reject *)o;
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  Py_CLEAR(p->__pyx_v_iterable);
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  Py_CLEAR(p->__pyx_v_x);
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  Py_CLEAR(p->__pyx_t_3);
  Py_CLEAR(p->__pyx_t_4);
  Py_CLEAR(p->__pyx_t_5);
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    __pyx_freelist_4croi_10generators___pyx_scope_struct_19_reject[__pyx_freecount_4croi_10generators___pyx_scope_struct_19_reject++] = ((struct __pyx_obj_4croi_10generators___pyx_scope_struct_19_reject *)o);
  } else {
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  }
}

static int __pyx_tp_traverse_4croi_10generators___pyx_scope_struct_19_reject(PyObject *o, visitproc v, void *a) {
  int e;
  struct __pyx_obj_4croi_10generators___pyx_scope_struct_19_reject *p = (struct __pyx_obj_4croi_10generators___pyx_scope_struct_19_reject *)o;
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    e = (*v)(p->__pyx_v_err, a); if (e) return e;
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  if (p->__pyx_v_iterable) {
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  if (p->__pyx_t_5) {
    e = (*v)(p->__pyx_t_5, a); if (e) return e;
  }
  return 0;
}

static int __pyx_tp_clear_4croi_10generators___pyx_scope_struct_19_reject(PyObject *o) {
  PyObject* tmp;
  struct __pyx_obj_4croi_10generators___pyx_scope_struct_19_reject *p = (struct __pyx_obj_4croi_10generators___pyx_scope_struct_19_reject *)o;
  tmp = ((PyObject*)p->__pyx_v_err);
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  tmp = ((PyObject*)p->__pyx_v_iterable);
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  p->__pyx_v_regex_or_needle_or_predicate = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_v_x);
  p->__pyx_v_x = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_t_0);
  p->__pyx_t_0 = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_t_3);
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  tmp = ((PyObject*)p->__pyx_t_4);
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  tmp = ((PyObject*)p->__pyx_t_5);
  p->__pyx_t_5 = Py_None; Py_INCREF(Py_None);
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}

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  0, /*tp_itemsize*/
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  __pyx_tp_clear_4croi_10generators___pyx_scope_struct_19_reject, /*tp_clear*/
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static struct __pyx_obj_4croi_10generators___pyx_scope_struct_20_reject_eq *__pyx_freelist_4croi_10generators___pyx_scope_struct_20_reject_eq[8];
static int __pyx_freecount_4croi_10generators___pyx_scope_struct_20_reject_eq = 0;

static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_20_reject_eq(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
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  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4croi_10generators___pyx_scope_struct_20_reject_eq > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4croi_10generators___pyx_scope_struct_20_reject_eq)))) {
    o = (PyObject*)__pyx_freelist_4croi_10generators___pyx_scope_struct_20_reject_eq[--__pyx_freecount_4croi_10generators___pyx_scope_struct_20_reject_eq];
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    (void) PyObject_INIT(o, t);
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    o = (*t->tp_alloc)(t, 0);
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static void __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_20_reject_eq(PyObject *o) {
  struct __pyx_obj_4croi_10generators___pyx_scope_struct_20_reject_eq *p = (struct __pyx_obj_4croi_10generators___pyx_scope_struct_20_reject_eq *)o;
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  Py_CLEAR(p->__pyx_v_iterable);
  Py_CLEAR(p->__pyx_v_needle);
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  Py_CLEAR(p->__pyx_t_0);
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    __pyx_freelist_4croi_10generators___pyx_scope_struct_20_reject_eq[__pyx_freecount_4croi_10generators___pyx_scope_struct_20_reject_eq++] = ((struct __pyx_obj_4croi_10generators___pyx_scope_struct_20_reject_eq *)o);
  } else {
    (*Py_TYPE(o)->tp_free)(o);
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}

static int __pyx_tp_traverse_4croi_10generators___pyx_scope_struct_20_reject_eq(PyObject *o, visitproc v, void *a) {
  int e;
  struct __pyx_obj_4croi_10generators___pyx_scope_struct_20_reject_eq *p = (struct __pyx_obj_4croi_10generators___pyx_scope_struct_20_reject_eq *)o;
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  if (p->__pyx_t_0) {
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static int __pyx_tp_clear_4croi_10generators___pyx_scope_struct_20_reject_eq(PyObject *o) {
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  struct __pyx_obj_4croi_10generators___pyx_scope_struct_20_reject_eq *p = (struct __pyx_obj_4croi_10generators___pyx_scope_struct_20_reject_eq *)o;
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  p->__pyx_v_iterable = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_v_needle);
  p->__pyx_v_needle = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_v_x);
  p->__pyx_v_x = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_t_0);
  p->__pyx_t_0 = Py_None; Py_INCREF(Py_None);
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  return 0;
}

static PyTypeObject __pyx_type_4croi_10generators___pyx_scope_struct_20_reject_eq = {
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  sizeof(struct __pyx_obj_4croi_10generators___pyx_scope_struct_20_reject_eq), /*tp_basicsize*/
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  __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_20_reject_eq, /*tp_dealloc*/
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static struct __pyx_obj_4croi_10generators___pyx_scope_struct_21_reject_where *__pyx_freelist_4croi_10generators___pyx_scope_struct_21_reject_where[8];
static int __pyx_freecount_4croi_10generators___pyx_scope_struct_21_reject_where = 0;

static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_21_reject_where(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
  PyObject *o;
  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4croi_10generators___pyx_scope_struct_21_reject_where > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4croi_10generators___pyx_scope_struct_21_reject_where)))) {
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    (void) PyObject_INIT(o, t);
    PyObject_GC_Track(o);
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    o = (*t->tp_alloc)(t, 0);
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static void __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_21_reject_where(PyObject *o) {
  struct __pyx_obj_4croi_10generators___pyx_scope_struct_21_reject_where *p = (struct __pyx_obj_4croi_10generators___pyx_scope_struct_21_reject_where *)o;
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  Py_CLEAR(p->__pyx_v_iterable);
  Py_CLEAR(p->__pyx_v_predicate);
  Py_CLEAR(p->__pyx_v_x);
  Py_CLEAR(p->__pyx_t_0);
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static int __pyx_tp_traverse_4croi_10generators___pyx_scope_struct_21_reject_where(PyObject *o, visitproc v, void *a) {
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static int __pyx_tp_clear_4croi_10generators___pyx_scope_struct_21_reject_where(PyObject *o) {
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  p->__pyx_v_iterable = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_v_predicate);
  p->__pyx_v_predicate = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_v_x);
  p->__pyx_v_x = Py_None; Py_INCREF(Py_None);
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  tmp = ((PyObject*)p->__pyx_t_0);
  p->__pyx_t_0 = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  return 0;
}

static PyTypeObject __pyx_type_4croi_10generators___pyx_scope_struct_21_reject_where = {
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  __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_21_reject_where, /*tp_dealloc*/
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static struct __pyx_obj_4croi_10generators___pyx_scope_struct_22_reject_match *__pyx_freelist_4croi_10generators___pyx_scope_struct_22_reject_match[8];
static int __pyx_freecount_4croi_10generators___pyx_scope_struct_22_reject_match = 0;

static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_22_reject_match(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
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  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4croi_10generators___pyx_scope_struct_22_reject_match > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4croi_10generators___pyx_scope_struct_22_reject_match)))) {
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    PyObject_GC_Track(o);
  } else {
    o = (*t->tp_alloc)(t, 0);
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  }
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}

static void __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_22_reject_match(PyObject *o) {
  struct __pyx_obj_4croi_10generators___pyx_scope_struct_22_reject_match *p = (struct __pyx_obj_4croi_10generators___pyx_scope_struct_22_reject_match *)o;
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  Py_CLEAR(p->__pyx_v_iterable);
  Py_CLEAR(p->__pyx_v_regex);
  Py_CLEAR(p->__pyx_v_x);
  Py_CLEAR(p->__pyx_t_0);
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    __pyx_freelist_4croi_10generators___pyx_scope_struct_22_reject_match[__pyx_freecount_4croi_10generators___pyx_scope_struct_22_reject_match++] = ((struct __pyx_obj_4croi_10generators___pyx_scope_struct_22_reject_match *)o);
  } else {
    (*Py_TYPE(o)->tp_free)(o);
  }
}

static int __pyx_tp_traverse_4croi_10generators___pyx_scope_struct_22_reject_match(PyObject *o, visitproc v, void *a) {
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  }
  return 0;
}

static int __pyx_tp_clear_4croi_10generators___pyx_scope_struct_22_reject_match(PyObject *o) {
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  p->__pyx_v_compiled = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_v_iterable);
  p->__pyx_v_iterable = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_v_regex);
  p->__pyx_v_regex = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_v_x);
  p->__pyx_v_x = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_t_0);
  p->__pyx_t_0 = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  return 0;
}

static PyTypeObject __pyx_type_4croi_10generators___pyx_scope_struct_22_reject_match = {
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  sizeof(struct __pyx_obj_4croi_10generators___pyx_scope_struct_22_reject_match), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_22_reject_match, /*tp_dealloc*/
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  __pyx_tp_clear_4croi_10generators___pyx_scope_struct_22_reject_match, /*tp_clear*/
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static struct __pyx_obj_4croi_10generators___pyx_scope_struct_23_partition_eq *__pyx_freelist_4croi_10generators___pyx_scope_struct_23_partition_eq[8];
static int __pyx_freecount_4croi_10generators___pyx_scope_struct_23_partition_eq = 0;

static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_23_partition_eq(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
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  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4croi_10generators___pyx_scope_struct_23_partition_eq > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4croi_10generators___pyx_scope_struct_23_partition_eq)))) {
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static void __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_23_partition_eq(PyObject *o) {
  struct __pyx_obj_4croi_10generators___pyx_scope_struct_23_partition_eq *p = (struct __pyx_obj_4croi_10generators___pyx_scope_struct_23_partition_eq *)o;
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  Py_CLEAR(p->__pyx_v_iterator);
  Py_CLEAR(p->__pyx_v_left);
  Py_CLEAR(p->__pyx_v_needle);
  Py_CLEAR(p->__pyx_v_right);
  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4croi_10generators___pyx_scope_struct_23_partition_eq < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4croi_10generators___pyx_scope_struct_23_partition_eq)))) {
    __pyx_freelist_4croi_10generators___pyx_scope_struct_23_partition_eq[__pyx_freecount_4croi_10generators___pyx_scope_struct_23_partition_eq++] = ((struct __pyx_obj_4croi_10generators___pyx_scope_struct_23_partition_eq *)o);
  } else {
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  }
}

static int __pyx_tp_traverse_4croi_10generators___pyx_scope_struct_23_partition_eq(PyObject *o, visitproc v, void *a) {
  int e;
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  return 0;
}

static int __pyx_tp_clear_4croi_10generators___pyx_scope_struct_23_partition_eq(PyObject *o) {
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  struct __pyx_obj_4croi_10generators___pyx_scope_struct_23_partition_eq *p = (struct __pyx_obj_4croi_10generators___pyx_scope_struct_23_partition_eq *)o;
  tmp = ((PyObject*)p->__pyx_v_iterator);
  p->__pyx_v_iterator = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_v_left);
  p->__pyx_v_left = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_v_needle);
  p->__pyx_v_needle = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_v_right);
  p->__pyx_v_right = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  return 0;
}

static PyTypeObject __pyx_type_4croi_10generators___pyx_scope_struct_23_partition_eq = {
  PyVarObject_HEAD_INIT(0, 0)
  "croi.generators.__pyx_scope_struct_23_partition_eq", /*tp_name*/
  sizeof(struct __pyx_obj_4croi_10generators___pyx_scope_struct_23_partition_eq), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_23_partition_eq, /*tp_dealloc*/
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static struct __pyx_obj_4croi_10generators___pyx_scope_struct_24_selector *__pyx_freelist_4croi_10generators___pyx_scope_struct_24_selector[8];
static int __pyx_freecount_4croi_10generators___pyx_scope_struct_24_selector = 0;

static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_24_selector(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
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    o = (PyObject*)__pyx_freelist_4croi_10generators___pyx_scope_struct_24_selector[--__pyx_freecount_4croi_10generators___pyx_scope_struct_24_selector];
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    (void) PyObject_INIT(o, t);
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}

static void __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_24_selector(PyObject *o) {
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  PyObject_GC_UnTrack(o);
  Py_CLEAR(p->__pyx_outer_scope);
  Py_CLEAR(p->__pyx_v_item);
  Py_CLEAR(p->__pyx_t_0);
  Py_CLEAR(p->__pyx_t_1);
  Py_CLEAR(p->__pyx_t_2);
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    __pyx_freelist_4croi_10generators___pyx_scope_struct_24_selector[__pyx_freecount_4croi_10generators___pyx_scope_struct_24_selector++] = ((struct __pyx_obj_4croi_10generators___pyx_scope_struct_24_selector *)o);
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  }
}

static int __pyx_tp_traverse_4croi_10generators___pyx_scope_struct_24_selector(PyObject *o, visitproc v, void *a) {
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  if (p->__pyx_t_2) {
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  return 0;
}

static int __pyx_tp_clear_4croi_10generators___pyx_scope_struct_24_selector(PyObject *o) {
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  p->__pyx_outer_scope = ((struct __pyx_obj_4croi_10generators___pyx_scope_struct_23_partition_eq *)Py_None); Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_v_item);
  p->__pyx_v_item = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_t_0);
  p->__pyx_t_0 = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_t_1);
  p->__pyx_t_1 = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->__pyx_t_2);
  p->__pyx_t_2 = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  return 0;
}

static PyTypeObject __pyx_type_4croi_10generators___pyx_scope_struct_24_selector = {
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  "croi.generators.__pyx_scope_struct_24_selector", /*tp_name*/
  sizeof(struct __pyx_obj_4croi_10generators___pyx_scope_struct_24_selector), /*tp_basicsize*/
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static struct __pyx_obj_4croi_10generators___pyx_scope_struct_25_rejector *__pyx_freelist_4croi_10generators___pyx_scope_struct_25_rejector[8];
static int __pyx_freecount_4croi_10generators___pyx_scope_struct_25_rejector = 0;

static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_25_rejector(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
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  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_4croi_10generators___pyx_scope_struct_25_rejector > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_4croi_10generators___pyx_scope_struct_25_rejector)))) {
    o = (PyObject*)__pyx_freelist_4croi_10generators___pyx_scope_struct_25_rejector[--__pyx_freecount_4croi_10generators___pyx_scope_struct_25_rejector];
    memset(o, 0, sizeof(struct __pyx_obj_4croi_10generators___pyx_scope_struct_25_rejector));
    (void) PyObject_INIT(o, t);
    PyObject_GC_Track(o);
  } else {
    o = (*t->tp_alloc)(t, 0);
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  return o;
}

static void __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_25_rejector(PyObject *o) {
  struct __pyx_obj_4croi_10generators___pyx_scope_struct_25_rejector *p = (struct __pyx_obj_4croi_10generators___pyx_scope_struct_25_rejector *)o;
  PyObject_GC_UnTrack(o);
  Py_CLEAR(p->__pyx_outer_scope);
  Py_CLEAR(p->__pyx_v_item);
  Py_CLEAR(p->__pyx_t_0);
  Py_CLEAR(p->__pyx_t_1);
  Py_CLEAR(p->__pyx_t_2);
  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_4croi_10generators___pyx_scope_struct_25_rejector < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_4croi_10generators___pyx_scope_struct_25_rejector)))) {
    __pyx_freelist_4croi_10generators___pyx_scope_struct_25_rejector[__pyx_freecount_4croi_10generators___pyx_scope_struct_25_rejector++] = ((struct __pyx_obj_4croi_10generators___pyx_scope_struct_25_rejector *)o);
  } else {
    (*Py_TYPE(o)->tp_free)(o);
  }
}

static int __pyx_tp_traverse_4croi_10generators___pyx_scope_struct_25_rejector(PyObject *o, visitproc v, void *a) {
  int e;
  struct __pyx_obj_4croi_10generators___pyx_scope_struct_25_rejector *p = (struct __pyx_obj_4croi_10generators___pyx_scope_struct_25_rejector *)o;
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  }
  if (p->__pyx_v_item) {
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  }
  if (p->__pyx_t_2) {
    e = (*v)(p->__pyx_t_2, a); if (e) return e;
  }
  return 0;
}

static int __pyx_tp_clear_4croi_10generators___pyx_scope_struct_25_rejector(PyObject *o) {
  PyObject* tmp;
  struct __pyx_obj_4croi_10generators___pyx_scope_struct_25_rejector *p = (struct __pyx_obj_4croi_10generators___pyx_scope_struct_25_rejector *)o;
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    __pyx_freelist_4croi_10generators___pyx_scope_struct_26_partition_where[__pyx_freecount_4croi_10generators___pyx_scope_struct_26_partition_where++] = ((struct __pyx_obj_4croi_10generators___pyx_scope_struct_26_partition_where *)o);
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static int __pyx_tp_traverse_4croi_10generators___pyx_scope_struct_26_partition_where(PyObject *o, visitproc v, void *a) {
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  p->__pyx_v_right = Py_None; Py_INCREF(Py_None);
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}

static PyTypeObject __pyx_type_4croi_10generators___pyx_scope_struct_26_partition_where = {
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static struct __pyx_obj_4croi_10generators___pyx_scope_struct_27_selector *__pyx_freelist_4croi_10generators___pyx_scope_struct_27_selector[8];
static int __pyx_freecount_4croi_10generators___pyx_scope_struct_27_selector = 0;

static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_27_selector(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
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static void __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_27_selector(PyObject *o) {
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static int __pyx_tp_traverse_4croi_10generators___pyx_scope_struct_27_selector(PyObject *o, visitproc v, void *a) {
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static int __pyx_tp_clear_4croi_10generators___pyx_scope_struct_27_selector(PyObject *o) {
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static struct __pyx_obj_4croi_10generators___pyx_scope_struct_28_rejector *__pyx_freelist_4croi_10generators___pyx_scope_struct_28_rejector[8];
static int __pyx_freecount_4croi_10generators___pyx_scope_struct_28_rejector = 0;

static PyObject *__pyx_tp_new_4croi_10generators___pyx_scope_struct_28_rejector(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
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static void __pyx_tp_dealloc_4croi_10generators___pyx_scope_struct_28_rejector(PyObject *o) {
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static int __pyx_tp_traverse_4croi_10generators___pyx_scope_struct_28_rejector(PyObject *o, visitproc v, void *a) {
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static int __pyx_tp_clear_4croi_10generators___pyx_scope_struct_28_rejector(PyObject *o) {
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  struct __pyx_obj_4croi_10generators___pyx_scope_struct_28_rejector *p = (struct __pyx_obj_4croi_10generators___pyx_scope_struct_28_rejector *)o;
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}

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 * 
 * def take_while(predicate, iterable):             # <<<<<<<<<<<<<<
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 * 
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 * 
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 * 
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 * 
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 * 
 * 
 * def head(iterable):             # <<<<<<<<<<<<<<
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 * 
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 * 
 * def index(needle, iterable):             # <<<<<<<<<<<<<<
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 * 
 * def indexes(needle, iterable):             # <<<<<<<<<<<<<<
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 * 
 * def select_eq(needle, iterable):             # <<<<<<<<<<<<<<
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 * 
 * def select_where(predicate, iterable):             # <<<<<<<<<<<<<<
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 * 
 * def select_match(regex, iterable):             # <<<<<<<<<<<<<<
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 * 
 * 
 * def reject(regex_or_needle_or_predicate, iterable):             # <<<<<<<<<<<<<<
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 * 
 * def reject_eq(needle, iterable):             # <<<<<<<<<<<<<<
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 * 
 * def reject_where(predicate, iterable):             # <<<<<<<<<<<<<<
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        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* args = PyTuple_Pack(1, arg);
    return (likely(args)) ? __Pyx_PyObject_Call(func, args, NULL) : NULL;
}
#endif

#if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallNoArg(PyObject *func) {
#ifdef __Pyx_CyFunction_USED
    if (likely(PyCFunction_Check(func) || PyObject_TypeCheck(func, __pyx_CyFunctionType))) {
#else
    if (likely(PyCFunction_Check(func))) {
#endif
        if (likely(PyCFunction_GET_FLAGS(func) & METH_NOARGS)) {
            return __Pyx_PyObject_CallMethO(func, NULL);
        }
    }
    return __Pyx_PyObject_Call(func, __pyx_empty_tuple, NULL);
}
#endif

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

static CYTHON_INLINE void __Pyx_ErrRestore(PyObject *type, PyObject *value, PyObject *tb) {
#if CYTHON_COMPILING_IN_CPYTHON
    PyObject *tmp_type, *tmp_value, *tmp_tb;
    PyThreadState *tstate = PyThreadState_GET();
    tmp_type = tstate->curexc_type;
    tmp_value = tstate->curexc_value;
    tmp_tb = tstate->curexc_traceback;
    tstate->curexc_type = type;
    tstate->curexc_value = value;
    tstate->curexc_traceback = tb;
    Py_XDECREF(tmp_type);
    Py_XDECREF(tmp_value);
    Py_XDECREF(tmp_tb);
#else
    PyErr_Restore(type, value, tb);
#endif
}
static CYTHON_INLINE void __Pyx_ErrFetch(PyObject **type, PyObject **value, PyObject **tb) {
#if CYTHON_COMPILING_IN_CPYTHON
    PyThreadState *tstate = PyThreadState_GET();
    *type = tstate->curexc_type;
    *value = tstate->curexc_value;
    *tb = tstate->curexc_traceback;
    tstate->curexc_type = 0;
    tstate->curexc_value = 0;
    tstate->curexc_traceback = 0;
#else
    PyErr_Fetch(type, value, tb);
#endif
}

#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) {
                if (PyObject_IsSubclass(instance_class, type)) {
                    type = instance_class;
                } else {
                    instance_class = NULL;
                }
            }
        }
        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_ExceptionSave(PyObject **type, PyObject **value, PyObject **tb) {
#if CYTHON_COMPILING_IN_CPYTHON
    PyThreadState *tstate = PyThreadState_GET();
    *type = tstate->exc_type;
    *value = tstate->exc_value;
    *tb = tstate->exc_traceback;
    Py_XINCREF(*type);
    Py_XINCREF(*value);
    Py_XINCREF(*tb);
#else
    PyErr_GetExcInfo(type, value, tb);
#endif
}
static void __Pyx_ExceptionReset(PyObject *type, PyObject *value, PyObject *tb) {
#if CYTHON_COMPILING_IN_CPYTHON
    PyObject *tmp_type, *tmp_value, *tmp_tb;
    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;
    Py_XDECREF(tmp_type);
    Py_XDECREF(tmp_value);
    Py_XDECREF(tmp_tb);
#else
    PyErr_SetExcInfo(type, value, tb);
#endif
}

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

static CYTHON_INLINE void __Pyx_RaiseClosureNameError(const char *varname) {
    PyErr_Format(PyExc_NameError, "free variable '%s' referenced before assignment in enclosing scope", varname);
}

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;
}

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

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

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) / 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);
}

static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list, int level) {
    PyObject *empty_list = 0;
    PyObject *module = 0;
    PyObject *global_dict = 0;
    PyObject *empty_dict = 0;
    PyObject *list;
    #if PY_VERSION_HEX < 0x03030000
    PyObject *py_import;
    py_import = __Pyx_PyObject_GetAttrStr(__pyx_b, __pyx_n_s_import);
    if (!py_import)
        goto bad;
    #endif
    if (from_list)
        list = from_list;
    else {
        empty_list = PyList_New(0);
        if (!empty_list)
            goto bad;
        list = empty_list;
    }
    global_dict = PyModule_GetDict(__pyx_m);
    if (!global_dict)
        goto bad;
    empty_dict = PyDict_New();
    if (!empty_dict)
        goto bad;
    {
        #if PY_MAJOR_VERSION >= 3
        if (level == -1) {
            if (strchr(__Pyx_MODULE_NAME, '.')) {
                #if PY_VERSION_HEX < 0x03030000
                PyObject *py_level = PyInt_FromLong(1);
                if (!py_level)
                    goto bad;
                module = PyObject_CallFunctionObjArgs(py_import,
                    name, global_dict, empty_dict, list, py_level, NULL);
                Py_DECREF(py_level);
                #else
                module = PyImport_ImportModuleLevelObject(
                    name, global_dict, empty_dict, list, 1);
                #endif
                if (!module) {
                    if (!PyErr_ExceptionMatches(PyExc_ImportError))
                        goto bad;
                    PyErr_Clear();
                }
            }
            level = 0;
        }
        #endif
        if (!module) {
            #if PY_VERSION_HEX < 0x03030000
            PyObject *py_level = PyInt_FromLong(level);
            if (!py_level)
                goto bad;
            module = PyObject_CallFunctionObjArgs(py_import,
                name, global_dict, empty_dict, list, py_level, NULL);
            Py_DECREF(py_level);
            #else
            module = PyImport_ImportModuleLevelObject(
                name, global_dict, empty_dict, list, level);
            #endif
        }
    }
bad:
    #if PY_VERSION_HEX < 0x03030000
    Py_XDECREF(py_import);
    #endif
    Py_XDECREF(empty_list);
    Py_XDECREF(empty_dict);
    return module;
}

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

#define __PYX_VERIFY_RETURN_INT(target_type, func_type, func_value)       \
    {                                                                     \
        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 (is_unsigned && unlikely(value < zero))                \
                    goto raise_neg_overflow;                              \
                else                                                      \
                    goto raise_overflow;                                  \
            }                                                             \
        }                                                                 \
        return (target_type) value;                                       \
    }

#if CYTHON_COMPILING_IN_CPYTHON && PY_MAJOR_VERSION >= 3
 #if CYTHON_USE_PYLONG_INTERNALS
  #include "longintrepr.h"
 #endif
#endif

static CYTHON_INLINE long __Pyx_PyInt_As_long(PyObject *x) {
    const long neg_one = (long) -1, const_zero = 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_COMPILING_IN_CPYTHON && PY_MAJOR_VERSION >= 3
 #if CYTHON_USE_PYLONG_INTERNALS
            switch (Py_SIZE(x)) {
                case  0: return 0;
                case  1: __PYX_VERIFY_RETURN_INT(long, digit, ((PyLongObject*)x)->ob_digit[0]);
            }
 #endif
#endif
            if (unlikely(Py_SIZE(x) < 0)) {
                goto raise_neg_overflow;
            }
            if (sizeof(long) <= sizeof(unsigned long)) {
                __PYX_VERIFY_RETURN_INT(long, unsigned long, PyLong_AsUnsignedLong(x))
            } else if (sizeof(long) <= sizeof(unsigned long long)) {
                __PYX_VERIFY_RETURN_INT(long, unsigned long long, PyLong_AsUnsignedLongLong(x))
            }
        } else {
#if CYTHON_COMPILING_IN_CPYTHON && PY_MAJOR_VERSION >= 3
 #if CYTHON_USE_PYLONG_INTERNALS
            switch (Py_SIZE(x)) {
                case  0: return 0;
                case  1: __PYX_VERIFY_RETURN_INT(long,  digit, +(((PyLongObject*)x)->ob_digit[0]));
                case -1: __PYX_VERIFY_RETURN_INT(long, sdigit, -(sdigit) ((PyLongObject*)x)->ob_digit[0]);
            }
 #endif
#endif
            if (sizeof(long) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT(long, long, PyLong_AsLong(x))
            } else if (sizeof(long) <= sizeof(long long)) {
                __PYX_VERIFY_RETURN_INT(long, 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 CYTHON_INLINE int __Pyx_PyInt_As_int(PyObject *x) {
    const int neg_one = (int) -1, const_zero = 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_COMPILING_IN_CPYTHON && PY_MAJOR_VERSION >= 3
 #if CYTHON_USE_PYLONG_INTERNALS
            switch (Py_SIZE(x)) {
                case  0: return 0;
                case  1: __PYX_VERIFY_RETURN_INT(int, digit, ((PyLongObject*)x)->ob_digit[0]);
            }
 #endif
#endif
            if (unlikely(Py_SIZE(x) < 0)) {
                goto raise_neg_overflow;
            }
            if (sizeof(int) <= sizeof(unsigned long)) {
                __PYX_VERIFY_RETURN_INT(int, unsigned long, PyLong_AsUnsignedLong(x))
            } else if (sizeof(int) <= sizeof(unsigned long long)) {
                __PYX_VERIFY_RETURN_INT(int, unsigned long long, PyLong_AsUnsignedLongLong(x))
            }
        } else {
#if CYTHON_COMPILING_IN_CPYTHON && PY_MAJOR_VERSION >= 3
 #if CYTHON_USE_PYLONG_INTERNALS
            switch (Py_SIZE(x)) {
                case  0: return 0;
                case  1: __PYX_VERIFY_RETURN_INT(int,  digit, +(((PyLongObject*)x)->ob_digit[0]));
                case -1: __PYX_VERIFY_RETURN_INT(int, sdigit, -(sdigit) ((PyLongObject*)x)->ob_digit[0]);
            }
 #endif
#endif
            if (sizeof(int) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT(int, long, PyLong_AsLong(x))
            } else if (sizeof(int) <= sizeof(long long)) {
                __PYX_VERIFY_RETURN_INT(int, 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 void __Pyx_ExceptionSwap(PyObject **type, PyObject **value, PyObject **tb) {
    PyObject *tmp_type, *tmp_value, *tmp_tb;
#if CYTHON_COMPILING_IN_CPYTHON
    PyThreadState *tstate = PyThreadState_GET();
    tmp_type = tstate->exc_type;
    tmp_value = tstate->exc_value;
    tmp_tb = tstate->exc_traceback;
    tstate->exc_type = *type;
    tstate->exc_value = *value;
    tstate->exc_traceback = *tb;
#else
    PyErr_GetExcInfo(&tmp_type, &tmp_value, &tmp_tb);
    PyErr_SetExcInfo(*type, *value, *tb);
#endif
    *type = tmp_type;
    *value = tmp_value;
    *tb = tmp_tb;
}

static PyObject *__Pyx_Generator_Next(PyObject *self);
static PyObject *__Pyx_Generator_Send(PyObject *self, PyObject *value);
static PyObject *__Pyx_Generator_Close(PyObject *self);
static PyObject *__Pyx_Generator_Throw(PyObject *gen, PyObject *args);
static PyTypeObject *__pyx_GeneratorType = 0;
#define __Pyx_Generator_CheckExact(obj) (Py_TYPE(obj) == __pyx_GeneratorType)
#define __Pyx_Generator_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 (unlikely(et != PyExc_StopIteration) &&
            unlikely(!PyErr_GivenExceptionMatches(et, PyExc_StopIteration))) {
        __Pyx_ErrRestore(et, ev, tb);
        return -1;
    }
    if (likely(et == PyExc_StopIteration)) {
        if (likely(!ev) || !PyObject_IsInstance(ev, PyExc_StopIteration)) {
            if (!ev) {
                Py_INCREF(Py_None);
                ev = Py_None;
            }
            Py_XDECREF(tb);
            Py_DECREF(et);
            *pvalue = ev;
            return 0;
        }
    }
    PyErr_NormalizeException(&et, &ev, &tb);
    if (unlikely(!PyObject_IsInstance(ev, 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 = PyObject_GetAttr(ev, __pyx_n_s_args);
        Py_DECREF(ev);
        if (likely(args)) {
            value = PyObject_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_Generator_ExceptionClear(__pyx_GeneratorObject *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_Generator_CheckRunning(__pyx_GeneratorObject *gen) {
    if (unlikely(gen->is_running)) {
        PyErr_SetString(PyExc_ValueError,
                        "generator already executing");
        return 1;
    }
    return 0;
}
static CYTHON_INLINE
PyObject *__Pyx_Generator_SendEx(__pyx_GeneratorObject *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_Generator_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_Generator_ExceptionClear(self);
    }
    return retval;
}
static CYTHON_INLINE
PyObject *__Pyx_Generator_FinishDelegation(__pyx_GeneratorObject *gen) {
    PyObject *ret;
    PyObject *val = NULL;
    __Pyx_Generator_Undelegate(gen);
    __Pyx_PyGen_FetchStopIterationValue(&val);
    ret = __Pyx_Generator_SendEx(gen, val);
    Py_XDECREF(val);
    return ret;
}
static PyObject *__Pyx_Generator_Next(PyObject *self) {
    __pyx_GeneratorObject *gen = (__pyx_GeneratorObject*) self;
    PyObject *yf = gen->yieldfrom;
    if (unlikely(__Pyx_Generator_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_Generator_FinishDelegation(gen);
    }
    return __Pyx_Generator_SendEx(gen, Py_None);
}
static PyObject *__Pyx_Generator_Send(PyObject *self, PyObject *value) {
    __pyx_GeneratorObject *gen = (__pyx_GeneratorObject*) self;
    PyObject *yf = gen->yieldfrom;
    if (unlikely(__Pyx_Generator_CheckRunning(gen)))
        return NULL;
    if (yf) {
        PyObject *ret;
        gen->is_running = 1;
        if (__Pyx_Generator_CheckExact(yf)) {
            ret = __Pyx_Generator_Send(yf, value);
        } else {
            if (value == Py_None)
                ret = PyIter_Next(yf);
            else
                ret = __Pyx_PyObject_CallMethod1(yf, __pyx_n_s_send, value);
        }
        gen->is_running = 0;
        if (likely(ret)) {
            return ret;
        }
        return __Pyx_Generator_FinishDelegation(gen);
    }
    return __Pyx_Generator_SendEx(gen, value);
}
static int __Pyx_Generator_CloseIter(__pyx_GeneratorObject *gen, PyObject *yf) {
    PyObject *retval = NULL;
    int err = 0;
    if (__Pyx_Generator_CheckExact(yf)) {
        retval = __Pyx_Generator_Close(yf);
        if (!retval)
            return -1;
    } else {
        PyObject *meth;
        gen->is_running = 1;
        meth = PyObject_GetAttr(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_Close(PyObject *self) {
    __pyx_GeneratorObject *gen = (__pyx_GeneratorObject *) self;
    PyObject *retval, *raised_exception;
    PyObject *yf = gen->yieldfrom;
    int err = 0;
    if (unlikely(__Pyx_Generator_CheckRunning(gen)))
        return NULL;
    if (yf) {
        Py_INCREF(yf);
        err = __Pyx_Generator_CloseIter(gen, yf);
        __Pyx_Generator_Undelegate(gen);
        Py_DECREF(yf);
    }
    if (err == 0)
        PyErr_SetNone(PyExc_GeneratorExit);
    retval = __Pyx_Generator_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_Generator_Throw(PyObject *self, PyObject *args) {
    __pyx_GeneratorObject *gen = (__pyx_GeneratorObject *) 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_Generator_CheckRunning(gen)))
        return NULL;
    if (yf) {
        PyObject *ret;
        Py_INCREF(yf);
        if (PyErr_GivenExceptionMatches(typ, PyExc_GeneratorExit)) {
            int err = __Pyx_Generator_CloseIter(gen, yf);
            Py_DECREF(yf);
            __Pyx_Generator_Undelegate(gen);
            if (err < 0)
                return __Pyx_Generator_SendEx(gen, NULL);
            goto throw_here;
        }
        gen->is_running = 1;
        if (__Pyx_Generator_CheckExact(yf)) {
            ret = __Pyx_Generator_Throw(yf, args);
        } else {
            PyObject *meth = PyObject_GetAttr(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_Generator_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_Generator_FinishDelegation(gen);
        }
        return ret;
    }
throw_here:
    __Pyx_Raise(typ, val, tb, NULL);
    return __Pyx_Generator_SendEx(gen, NULL);
}
static int __Pyx_Generator_traverse(PyObject *self, visitproc visit, void *arg) {
    __pyx_GeneratorObject *gen = (__pyx_GeneratorObject *) 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_Generator_clear(PyObject *self) {
    __pyx_GeneratorObject *gen = (__pyx_GeneratorObject *) 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_Generator_dealloc(PyObject *self) {
    __pyx_GeneratorObject *gen = (__pyx_GeneratorObject *) 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_Generator_clear(self);
    PyObject_GC_Del(gen);
}
static void __Pyx_Generator_del(PyObject *self) {
    PyObject *res;
    PyObject *error_type, *error_value, *error_traceback;
    __pyx_GeneratorObject *gen = (__pyx_GeneratorObject *) 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_Generator_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_Generator_get_name(__pyx_GeneratorObject *self)
{
    Py_INCREF(self->gi_name);
    return self->gi_name;
}
static int
__Pyx_Generator_set_name(__pyx_GeneratorObject *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_Generator_get_qualname(__pyx_GeneratorObject *self)
{
    Py_INCREF(self->gi_qualname);
    return self->gi_qualname;
}
static int
__Pyx_Generator_set_qualname(__pyx_GeneratorObject *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 PyGetSetDef __pyx_Generator_getsets[] = {
    {(char *) "__name__", (getter)__Pyx_Generator_get_name, (setter)__Pyx_Generator_set_name,
     (char*) PyDoc_STR("name of the generator"), 0},
    {(char *) "__qualname__", (getter)__Pyx_Generator_get_qualname, (setter)__Pyx_Generator_set_qualname,
     (char*) PyDoc_STR("qualified name of the generator"), 0},
    {0, 0, 0, 0, 0}
};
static PyMemberDef __pyx_Generator_memberlist[] = {
    {(char *) "gi_running", T_BOOL, offsetof(__pyx_GeneratorObject, is_running), READONLY, NULL},
    {0, 0, 0, 0, 0}
};
static PyMethodDef __pyx_Generator_methods[] = {
    {"send", (PyCFunction) __Pyx_Generator_Send, METH_O, 0},
    {"throw", (PyCFunction) __Pyx_Generator_Throw, METH_VARARGS, 0},
    {"close", (PyCFunction) __Pyx_Generator_Close, METH_NOARGS, 0},
    {0, 0, 0, 0}
};
static PyTypeObject __pyx_GeneratorType_type = {
    PyVarObject_HEAD_INIT(0, 0)
    "generator",
    sizeof(__pyx_GeneratorObject),
    0,
    (destructor) __Pyx_Generator_dealloc,
    0,
    0,
    0,
#if PY_MAJOR_VERSION < 3
    0,
#else
    0,
#endif
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC | Py_TPFLAGS_HAVE_FINALIZE,
    0,
    (traverseproc) __Pyx_Generator_traverse,
    0,
    0,
    offsetof(__pyx_GeneratorObject, 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_Generator_del,
#endif
    0,
#if PY_VERSION_HEX >= 0x030400a1
    __Pyx_Generator_del,
#endif
};
static __pyx_GeneratorObject *__Pyx_Generator_New(__pyx_generator_body_t body,
                                                  PyObject *closure, PyObject *name, PyObject *qualname) {
    __pyx_GeneratorObject *gen =
        PyObject_GC_New(__pyx_GeneratorObject, &__pyx_GeneratorType_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 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 (__pyx_GeneratorType == NULL) {
        return -1;
    }
    return 0;
}

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

static int __Pyx_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 __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
    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 Py_INCREF(x), 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)))
      return PyInt_AS_LONG(b);
#endif
  if (likely(PyLong_CheckExact(b))) {
    #if CYTHON_COMPILING_IN_CPYTHON && PY_MAJOR_VERSION >= 3
     #if CYTHON_USE_PYLONG_INTERNALS
       switch (Py_SIZE(b)) {
       case -1: return -(sdigit)((PyLongObject*)b)->ob_digit[0];
       case  0: return 0;
       case  1: return ((PyLongObject*)b)->ob_digit[0];
       }
     #endif
    #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 */
