/* Generated by Cython 0.24 */

#define PY_SSIZE_T_CLEAN
#include "Python.h"
#ifndef Py_PYTHON_H
    #error Python headers needed to compile C extensions, please install development version of Python.
#elif PY_VERSION_HEX < 0x02060000 || (0x03000000 <= PY_VERSION_HEX && PY_VERSION_HEX < 0x03020000)
    #error Cython requires Python 2.6+ or Python 3.2+.
#else
#define CYTHON_ABI "0_24"
#include <stddef.h>
#ifndef offsetof
  #define offsetof(type, member) ( (size_t) & ((type*)0) -> member )
#endif
#if !defined(WIN32) && !defined(MS_WINDOWS)
  #ifndef __stdcall
    #define __stdcall
  #endif
  #ifndef __cdecl
    #define __cdecl
  #endif
  #ifndef __fastcall
    #define __fastcall
  #endif
#endif
#ifndef DL_IMPORT
  #define DL_IMPORT(t) t
#endif
#ifndef DL_EXPORT
  #define DL_EXPORT(t) t
#endif
#ifndef PY_LONG_LONG
  #define PY_LONG_LONG LONG_LONG
#endif
#ifndef Py_HUGE_VAL
  #define Py_HUGE_VAL HUGE_VAL
#endif
#ifdef PYPY_VERSION
  #define CYTHON_COMPILING_IN_PYPY 1
  #define CYTHON_COMPILING_IN_CPYTHON 0
#else
  #define CYTHON_COMPILING_IN_PYPY 0
  #define CYTHON_COMPILING_IN_CPYTHON 1
#endif
#if !defined(CYTHON_USE_PYLONG_INTERNALS) && CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX >= 0x02070000
  #define CYTHON_USE_PYLONG_INTERNALS 1
#endif
#if CYTHON_USE_PYLONG_INTERNALS
  #include "longintrepr.h"
  #undef SHIFT
  #undef BASE
  #undef MASK
#endif
#if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX < 0x02070600 && !defined(Py_OptimizeFlag)
  #define Py_OptimizeFlag 0
#endif
#define __PYX_BUILD_PY_SSIZE_T "n"
#define CYTHON_FORMAT_SSIZE_T "z"
#if PY_MAJOR_VERSION < 3
  #define __Pyx_BUILTIN_MODULE_NAME "__builtin__"
  #define __Pyx_PyCode_New(a, k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos)\
          PyCode_New(a+k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos)
  #define __Pyx_DefaultClassType PyClass_Type
#else
  #define __Pyx_BUILTIN_MODULE_NAME "builtins"
  #define __Pyx_PyCode_New(a, k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos)\
          PyCode_New(a, k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos)
  #define __Pyx_DefaultClassType PyType_Type
#endif
#ifndef Py_TPFLAGS_CHECKTYPES
  #define Py_TPFLAGS_CHECKTYPES 0
#endif
#ifndef Py_TPFLAGS_HAVE_INDEX
  #define Py_TPFLAGS_HAVE_INDEX 0
#endif
#ifndef Py_TPFLAGS_HAVE_NEWBUFFER
  #define Py_TPFLAGS_HAVE_NEWBUFFER 0
#endif
#ifndef Py_TPFLAGS_HAVE_FINALIZE
  #define Py_TPFLAGS_HAVE_FINALIZE 0
#endif
#if PY_VERSION_HEX > 0x03030000 && defined(PyUnicode_KIND)
  #define CYTHON_PEP393_ENABLED 1
  #define __Pyx_PyUnicode_READY(op)       (likely(PyUnicode_IS_READY(op)) ?\
                                              0 : _PyUnicode_Ready((PyObject *)(op)))
  #define __Pyx_PyUnicode_GET_LENGTH(u)   PyUnicode_GET_LENGTH(u)
  #define __Pyx_PyUnicode_READ_CHAR(u, i) PyUnicode_READ_CHAR(u, i)
  #define __Pyx_PyUnicode_KIND(u)         PyUnicode_KIND(u)
  #define __Pyx_PyUnicode_DATA(u)         PyUnicode_DATA(u)
  #define __Pyx_PyUnicode_READ(k, d, i)   PyUnicode_READ(k, d, i)
  #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != (likely(PyUnicode_IS_READY(u)) ? PyUnicode_GET_LENGTH(u) : PyUnicode_GET_SIZE(u)))
#else
  #define CYTHON_PEP393_ENABLED 0
  #define __Pyx_PyUnicode_READY(op)       (0)
  #define __Pyx_PyUnicode_GET_LENGTH(u)   PyUnicode_GET_SIZE(u)
  #define __Pyx_PyUnicode_READ_CHAR(u, i) ((Py_UCS4)(PyUnicode_AS_UNICODE(u)[i]))
  #define __Pyx_PyUnicode_KIND(u)         (sizeof(Py_UNICODE))
  #define __Pyx_PyUnicode_DATA(u)         ((void*)PyUnicode_AS_UNICODE(u))
  #define __Pyx_PyUnicode_READ(k, d, i)   ((void)(k), (Py_UCS4)(((Py_UNICODE*)d)[i]))
  #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != PyUnicode_GET_SIZE(u))
#endif
#if CYTHON_COMPILING_IN_PYPY
  #define __Pyx_PyUnicode_Concat(a, b)      PyNumber_Add(a, b)
  #define __Pyx_PyUnicode_ConcatSafe(a, b)  PyNumber_Add(a, b)
#else
  #define __Pyx_PyUnicode_Concat(a, b)      PyUnicode_Concat(a, b)
  #define __Pyx_PyUnicode_ConcatSafe(a, b)  ((unlikely((a) == Py_None) || unlikely((b) == Py_None)) ?\
      PyNumber_Add(a, b) : __Pyx_PyUnicode_Concat(a, b))
#endif
#if CYTHON_COMPILING_IN_PYPY && !defined(PyUnicode_Contains)
  #define PyUnicode_Contains(u, s)  PySequence_Contains(u, s)
#endif
#if CYTHON_COMPILING_IN_PYPY && !defined(PyObject_Format)
  #define PyObject_Format(obj, fmt)  PyObject_CallMethod(obj, "__format__", "O", fmt)
#endif
#if CYTHON_COMPILING_IN_PYPY && !defined(PyObject_Malloc)
  #define PyObject_Malloc(s)   PyMem_Malloc(s)
  #define PyObject_Free(p)     PyMem_Free(p)
  #define PyObject_Realloc(p)  PyMem_Realloc(p)
#endif
#define __Pyx_PyString_FormatSafe(a, b)   ((unlikely((a) == Py_None)) ? PyNumber_Remainder(a, b) : __Pyx_PyString_Format(a, b))
#define __Pyx_PyUnicode_FormatSafe(a, b)  ((unlikely((a) == Py_None)) ? PyNumber_Remainder(a, b) : PyUnicode_Format(a, b))
#if PY_MAJOR_VERSION >= 3
  #define __Pyx_PyString_Format(a, b)  PyUnicode_Format(a, b)
#else
  #define __Pyx_PyString_Format(a, b)  PyString_Format(a, b)
#endif
#if PY_MAJOR_VERSION < 3 && !defined(PyObject_ASCII)
  #define PyObject_ASCII(o)            PyObject_Repr(o)
#endif
#if PY_MAJOR_VERSION >= 3
  #define PyBaseString_Type            PyUnicode_Type
  #define PyStringObject               PyUnicodeObject
  #define PyString_Type                PyUnicode_Type
  #define PyString_Check               PyUnicode_Check
  #define PyString_CheckExact          PyUnicode_CheckExact
#endif
#if PY_MAJOR_VERSION >= 3
  #define __Pyx_PyBaseString_Check(obj) PyUnicode_Check(obj)
  #define __Pyx_PyBaseString_CheckExact(obj) PyUnicode_CheckExact(obj)
#else
  #define __Pyx_PyBaseString_Check(obj) (PyString_Check(obj) || PyUnicode_Check(obj))
  #define __Pyx_PyBaseString_CheckExact(obj) (PyString_CheckExact(obj) || PyUnicode_CheckExact(obj))
#endif
#ifndef PySet_CheckExact
  #define PySet_CheckExact(obj)        (Py_TYPE(obj) == &PySet_Type)
#endif
#define __Pyx_TypeCheck(obj, type) PyObject_TypeCheck(obj, (PyTypeObject *)type)
#if PY_MAJOR_VERSION >= 3
  #define PyIntObject                  PyLongObject
  #define PyInt_Type                   PyLong_Type
  #define PyInt_Check(op)              PyLong_Check(op)
  #define PyInt_CheckExact(op)         PyLong_CheckExact(op)
  #define PyInt_FromString             PyLong_FromString
  #define PyInt_FromUnicode            PyLong_FromUnicode
  #define PyInt_FromLong               PyLong_FromLong
  #define PyInt_FromSize_t             PyLong_FromSize_t
  #define PyInt_FromSsize_t            PyLong_FromSsize_t
  #define PyInt_AsLong                 PyLong_AsLong
  #define PyInt_AS_LONG                PyLong_AS_LONG
  #define PyInt_AsSsize_t              PyLong_AsSsize_t
  #define PyInt_AsUnsignedLongMask     PyLong_AsUnsignedLongMask
  #define PyInt_AsUnsignedLongLongMask PyLong_AsUnsignedLongLongMask
  #define PyNumber_Int                 PyNumber_Long
#endif
#if PY_MAJOR_VERSION >= 3
  #define PyBoolObject                 PyLongObject
#endif
#if PY_MAJOR_VERSION >= 3 && CYTHON_COMPILING_IN_PYPY
  #ifndef PyUnicode_InternFromString
    #define PyUnicode_InternFromString(s) PyUnicode_FromString(s)
  #endif
#endif
#if PY_VERSION_HEX < 0x030200A4
  typedef long Py_hash_t;
  #define __Pyx_PyInt_FromHash_t PyInt_FromLong
  #define __Pyx_PyInt_AsHash_t   PyInt_AsLong
#else
  #define __Pyx_PyInt_FromHash_t PyInt_FromSsize_t
  #define __Pyx_PyInt_AsHash_t   PyInt_AsSsize_t
#endif
#if PY_MAJOR_VERSION >= 3
  #define __Pyx_PyMethod_New(func, self, klass) ((self) ? PyMethod_New(func, self) : PyInstanceMethod_New(func))
#else
  #define __Pyx_PyMethod_New(func, self, klass) PyMethod_New(func, self, klass)
#endif
#if PY_VERSION_HEX >= 0x030500B1
#define __Pyx_PyAsyncMethodsStruct PyAsyncMethods
#define __Pyx_PyType_AsAsync(obj) (Py_TYPE(obj)->tp_as_async)
#elif CYTHON_COMPILING_IN_CPYTHON && PY_MAJOR_VERSION >= 3
typedef struct {
    unaryfunc am_await;
    unaryfunc am_aiter;
    unaryfunc am_anext;
} __Pyx_PyAsyncMethodsStruct;
#define __Pyx_PyType_AsAsync(obj) ((__Pyx_PyAsyncMethodsStruct*) (Py_TYPE(obj)->tp_reserved))
#else
#define __Pyx_PyType_AsAsync(obj) NULL
#endif
#ifndef CYTHON_RESTRICT
  #if defined(__GNUC__)
    #define CYTHON_RESTRICT __restrict__
  #elif defined(_MSC_VER) && _MSC_VER >= 1400
    #define CYTHON_RESTRICT __restrict
  #elif defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
    #define CYTHON_RESTRICT restrict
  #else
    #define CYTHON_RESTRICT
  #endif
#endif
#define __Pyx_void_to_None(void_result) ((void)(void_result), Py_INCREF(Py_None), Py_None)

#ifndef CYTHON_INLINE
  #if defined(__GNUC__)
    #define CYTHON_INLINE __inline__
  #elif defined(_MSC_VER)
    #define CYTHON_INLINE __inline
  #elif defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
    #define CYTHON_INLINE inline
  #else
    #define CYTHON_INLINE
  #endif
#endif

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


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

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

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

#define __PYX_HAVE__zmq__backend__cython___poll
#define __PYX_HAVE_API__zmq__backend__cython___poll
#include "string.h"
#include "stdlib.h"
#include "zmq_compat.h"
#include "zmq.h"
#include "zmq_utils.h"
#include "errno.h"
#include "stdio.h"
#include "pythread.h"
#ifdef _OPENMP
#include <omp.h>
#endif /* _OPENMP */

#ifdef PYREX_WITHOUT_ASSERTIONS
#define CYTHON_WITHOUT_ASSERTIONS
#endif

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

#define __PYX_DEFAULT_STRING_ENCODING_IS_ASCII 0
#define __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT 0
#define __PYX_DEFAULT_STRING_ENCODING ""
#define __Pyx_PyObject_FromString __Pyx_PyBytes_FromString
#define __Pyx_PyObject_FromStringAndSize __Pyx_PyBytes_FromStringAndSize
#define __Pyx_uchar_cast(c) ((unsigned char)c)
#define __Pyx_long_cast(x) ((long)x)
#define __Pyx_fits_Py_ssize_t(v, type, is_signed)  (\
    (sizeof(type) < sizeof(Py_ssize_t))  ||\
    (sizeof(type) > sizeof(Py_ssize_t) &&\
          likely(v < (type)PY_SSIZE_T_MAX ||\
                 v == (type)PY_SSIZE_T_MAX)  &&\
          (!is_signed || likely(v > (type)PY_SSIZE_T_MIN ||\
                                v == (type)PY_SSIZE_T_MIN)))  ||\
    (sizeof(type) == sizeof(Py_ssize_t) &&\
          (is_signed || likely(v < (type)PY_SSIZE_T_MAX ||\
                               v == (type)PY_SSIZE_T_MAX)))  )
#if defined (__cplusplus) && __cplusplus >= 201103L
    #include <cstdlib>
    #define __Pyx_sst_abs(value) std::abs(value)
#elif SIZEOF_INT >= SIZEOF_SIZE_T
    #define __Pyx_sst_abs(value) abs(value)
#elif SIZEOF_LONG >= SIZEOF_SIZE_T
    #define __Pyx_sst_abs(value) labs(value)
#elif defined (_MSC_VER) && defined (_M_X64)
    #define __Pyx_sst_abs(value) _abs64(value)
#elif defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
    #define __Pyx_sst_abs(value) llabs(value)
#elif defined (__GNUC__)
    #define __Pyx_sst_abs(value) __builtin_llabs(value)
#else
    #define __Pyx_sst_abs(value) ((value<0) ? -value : value)
#endif
static CYTHON_INLINE char* __Pyx_PyObject_AsString(PyObject*);
static CYTHON_INLINE char* __Pyx_PyObject_AsStringAndSize(PyObject*, Py_ssize_t* length);
#define __Pyx_PyByteArray_FromString(s) PyByteArray_FromStringAndSize((const char*)s, strlen((const char*)s))
#define __Pyx_PyByteArray_FromStringAndSize(s, l) PyByteArray_FromStringAndSize((const char*)s, l)
#define __Pyx_PyBytes_FromString        PyBytes_FromString
#define __Pyx_PyBytes_FromStringAndSize PyBytes_FromStringAndSize
static CYTHON_INLINE PyObject* __Pyx_PyUnicode_FromString(const char*);
#if PY_MAJOR_VERSION < 3
    #define __Pyx_PyStr_FromString        __Pyx_PyBytes_FromString
    #define __Pyx_PyStr_FromStringAndSize __Pyx_PyBytes_FromStringAndSize
#else
    #define __Pyx_PyStr_FromString        __Pyx_PyUnicode_FromString
    #define __Pyx_PyStr_FromStringAndSize __Pyx_PyUnicode_FromStringAndSize
#endif
#define __Pyx_PyObject_AsSString(s)    ((signed char*) __Pyx_PyObject_AsString(s))
#define __Pyx_PyObject_AsUString(s)    ((unsigned char*) __Pyx_PyObject_AsString(s))
#define __Pyx_PyObject_FromCString(s)  __Pyx_PyObject_FromString((const char*)s)
#define __Pyx_PyBytes_FromCString(s)   __Pyx_PyBytes_FromString((const char*)s)
#define __Pyx_PyByteArray_FromCString(s)   __Pyx_PyByteArray_FromString((const char*)s)
#define __Pyx_PyStr_FromCString(s)     __Pyx_PyStr_FromString((const char*)s)
#define __Pyx_PyUnicode_FromCString(s) __Pyx_PyUnicode_FromString((const char*)s)
#if PY_MAJOR_VERSION < 3
static CYTHON_INLINE size_t __Pyx_Py_UNICODE_strlen(const Py_UNICODE *u)
{
    const Py_UNICODE *u_end = u;
    while (*u_end++) ;
    return (size_t)(u_end - u - 1);
}
#else
#define __Pyx_Py_UNICODE_strlen Py_UNICODE_strlen
#endif
#define __Pyx_PyUnicode_FromUnicode(u)       PyUnicode_FromUnicode(u, __Pyx_Py_UNICODE_strlen(u))
#define __Pyx_PyUnicode_FromUnicodeAndLength PyUnicode_FromUnicode
#define __Pyx_PyUnicode_AsUnicode            PyUnicode_AsUnicode
#define __Pyx_NewRef(obj) (Py_INCREF(obj), obj)
#define __Pyx_Owned_Py_None(b) __Pyx_NewRef(Py_None)
#define __Pyx_PyBool_FromLong(b) ((b) ? __Pyx_NewRef(Py_True) : __Pyx_NewRef(Py_False))
static CYTHON_INLINE int __Pyx_PyObject_IsTrue(PyObject*);
static CYTHON_INLINE PyObject* __Pyx_PyNumber_IntOrLong(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
#define __Pyx_PyNumber_Int(x) (PyLong_CheckExact(x) ? __Pyx_NewRef(x) : PyNumber_Long(x))
#else
#define __Pyx_PyNumber_Int(x) (PyInt_CheckExact(x) ? __Pyx_NewRef(x) : PyNumber_Int(x))
#endif
#define __Pyx_PyNumber_Float(x) (PyFloat_CheckExact(x) ? __Pyx_NewRef(x) : PyNumber_Float(x))
#if PY_MAJOR_VERSION < 3 && __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
static int __Pyx_sys_getdefaultencoding_not_ascii;
static int __Pyx_init_sys_getdefaultencoding_params(void) {
    PyObject* sys;
    PyObject* default_encoding = NULL;
    PyObject* ascii_chars_u = NULL;
    PyObject* ascii_chars_b = NULL;
    const char* default_encoding_c;
    sys = PyImport_ImportModule("sys");
    if (!sys) goto bad;
    default_encoding = PyObject_CallMethod(sys, (char*) "getdefaultencoding", NULL);
    Py_DECREF(sys);
    if (!default_encoding) goto bad;
    default_encoding_c = PyBytes_AsString(default_encoding);
    if (!default_encoding_c) goto bad;
    if (strcmp(default_encoding_c, "ascii") == 0) {
        __Pyx_sys_getdefaultencoding_not_ascii = 0;
    } else {
        char ascii_chars[128];
        int c;
        for (c = 0; c < 128; c++) {
            ascii_chars[c] = c;
        }
        __Pyx_sys_getdefaultencoding_not_ascii = 1;
        ascii_chars_u = PyUnicode_DecodeASCII(ascii_chars, 128, NULL);
        if (!ascii_chars_u) goto bad;
        ascii_chars_b = PyUnicode_AsEncodedString(ascii_chars_u, default_encoding_c, NULL);
        if (!ascii_chars_b || !PyBytes_Check(ascii_chars_b) || memcmp(ascii_chars, PyBytes_AS_STRING(ascii_chars_b), 128) != 0) {
            PyErr_Format(
                PyExc_ValueError,
                "This module compiled with c_string_encoding=ascii, but default encoding '%.200s' is not a superset of ascii.",
                default_encoding_c);
            goto bad;
        }
        Py_DECREF(ascii_chars_u);
        Py_DECREF(ascii_chars_b);
    }
    Py_DECREF(default_encoding);
    return 0;
bad:
    Py_XDECREF(default_encoding);
    Py_XDECREF(ascii_chars_u);
    Py_XDECREF(ascii_chars_b);
    return -1;
}
#endif
#if __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT && PY_MAJOR_VERSION >= 3
#define __Pyx_PyUnicode_FromStringAndSize(c_str, size) PyUnicode_DecodeUTF8(c_str, size, NULL)
#else
#define __Pyx_PyUnicode_FromStringAndSize(c_str, size) PyUnicode_Decode(c_str, size, __PYX_DEFAULT_STRING_ENCODING, NULL)
#if __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT
static char* __PYX_DEFAULT_STRING_ENCODING;
static int __Pyx_init_sys_getdefaultencoding_params(void) {
    PyObject* sys;
    PyObject* default_encoding = NULL;
    char* default_encoding_c;
    sys = PyImport_ImportModule("sys");
    if (!sys) goto bad;
    default_encoding = PyObject_CallMethod(sys, (char*) (const char*) "getdefaultencoding", NULL);
    Py_DECREF(sys);
    if (!default_encoding) goto bad;
    default_encoding_c = PyBytes_AsString(default_encoding);
    if (!default_encoding_c) goto bad;
    __PYX_DEFAULT_STRING_ENCODING = (char*) malloc(strlen(default_encoding_c));
    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 PyObject *__pyx_empty_unicode;
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[] = {
  "zmq/backend/cython/_poll.pyx",
  "zmq/backend/cython/checkrc.pxd",
  "zmq/backend/cython/context.pxd",
  "zmq/backend/cython/socket.pxd",
  "type.pxd",
  "bool.pxd",
  "complex.pxd",
};

/*--- Type declarations ---*/
struct __pyx_obj_3zmq_7backend_6cython_7context_Context;
struct __pyx_obj_3zmq_7backend_6cython_6socket_Socket;
struct __pyx_opt_args_3zmq_7backend_6cython_6socket_6Socket_send;
struct __pyx_opt_args_3zmq_7backend_6cython_6socket_6Socket_recv;

/* "socket.pxd":45
 * 
 *     # cpdef methods for direct-cython access:
 *     cpdef object send(self, object data, int flags=*, copy=*, track=*)             # <<<<<<<<<<<<<<
 *     cpdef object recv(self, int flags=*, copy=*, track=*)
 * 
 */
struct __pyx_opt_args_3zmq_7backend_6cython_6socket_6Socket_send {
  int __pyx_n;
  int flags;
  PyObject *copy;
  PyObject *track;
};

/* "socket.pxd":46
 *     # cpdef methods for direct-cython access:
 *     cpdef object send(self, object data, int flags=*, copy=*, track=*)
 *     cpdef object recv(self, int flags=*, copy=*, track=*)             # <<<<<<<<<<<<<<
 * 
 */
struct __pyx_opt_args_3zmq_7backend_6cython_6socket_6Socket_recv {
  int __pyx_n;
  int flags;
  PyObject *copy;
  PyObject *track;
};

/* "context.pxd":26
 * #-----------------------------------------------------------------------------
 * 
 * cdef class Context:             # <<<<<<<<<<<<<<
 * 
 *     cdef object __weakref__     # enable weakref
 */
struct __pyx_obj_3zmq_7backend_6cython_7context_Context {
  PyObject_HEAD
  struct __pyx_vtabstruct_3zmq_7backend_6cython_7context_Context *__pyx_vtab;
  PyObject *__weakref__;
  void *handle;
  int _shadow;
  void **_sockets;
  size_t _n_sockets;
  size_t _max_sockets;
  int _pid;
  int closed;
};


/* "socket.pxd":33
 * 
 * 
 * cdef class Socket:             # <<<<<<<<<<<<<<
 * 
 *     cdef object __weakref__     # enable weakref
 */
struct __pyx_obj_3zmq_7backend_6cython_6socket_Socket {
  PyObject_HEAD
  struct __pyx_vtabstruct_3zmq_7backend_6cython_6socket_Socket *__pyx_vtab;
  PyObject *__weakref__;
  void *handle;
  int _shadow;
  struct __pyx_obj_3zmq_7backend_6cython_7context_Context *context;
  int _closed;
  int _pid;
};



/* "context.pxd":26
 * #-----------------------------------------------------------------------------
 * 
 * cdef class Context:             # <<<<<<<<<<<<<<
 * 
 *     cdef object __weakref__     # enable weakref
 */

struct __pyx_vtabstruct_3zmq_7backend_6cython_7context_Context {
  int (*_term)(struct __pyx_obj_3zmq_7backend_6cython_7context_Context *);
  void (*_add_socket)(struct __pyx_obj_3zmq_7backend_6cython_7context_Context *, void *);
  void (*_remove_socket)(struct __pyx_obj_3zmq_7backend_6cython_7context_Context *, void *);
};
static struct __pyx_vtabstruct_3zmq_7backend_6cython_7context_Context *__pyx_vtabptr_3zmq_7backend_6cython_7context_Context;


/* "socket.pxd":33
 * 
 * 
 * cdef class Socket:             # <<<<<<<<<<<<<<
 * 
 *     cdef object __weakref__     # enable weakref
 */

struct __pyx_vtabstruct_3zmq_7backend_6cython_6socket_Socket {
  PyObject *(*send)(struct __pyx_obj_3zmq_7backend_6cython_6socket_Socket *, PyObject *, int __pyx_skip_dispatch, struct __pyx_opt_args_3zmq_7backend_6cython_6socket_6Socket_send *__pyx_optional_args);
  PyObject *(*recv)(struct __pyx_obj_3zmq_7backend_6cython_6socket_Socket *, int __pyx_skip_dispatch, struct __pyx_opt_args_3zmq_7backend_6cython_6socket_6Socket_recv *__pyx_optional_args);
};
static struct __pyx_vtabstruct_3zmq_7backend_6cython_6socket_Socket *__pyx_vtabptr_3zmq_7backend_6cython_6socket_Socket;

/* --- Runtime support code (head) --- */
/* Refnanny.proto */
#ifndef CYTHON_REFNANNY
  #define CYTHON_REFNANNY 0
#endif
#if CYTHON_REFNANNY
  typedef struct {
    void (*INCREF)(void*, PyObject*, int);
    void (*DECREF)(void*, PyObject*, int);
    void (*GOTREF)(void*, PyObject*, int);
    void (*GIVEREF)(void*, PyObject*, int);
    void* (*SetupContext)(const char*, int, const char*);
    void (*FinishContext)(void**);
  } __Pyx_RefNannyAPIStruct;
  static __Pyx_RefNannyAPIStruct *__Pyx_RefNanny = NULL;
  static __Pyx_RefNannyAPIStruct *__Pyx_RefNannyImportAPI(const char *modname);
  #define __Pyx_RefNannyDeclarations void *__pyx_refnanny = NULL;
#ifdef WITH_THREAD
  #define __Pyx_RefNannySetupContext(name, acquire_gil)\
          if (acquire_gil) {\
              PyGILState_STATE __pyx_gilstate_save = PyGILState_Ensure();\
              __pyx_refnanny = __Pyx_RefNanny->SetupContext((name), __LINE__, __FILE__);\
              PyGILState_Release(__pyx_gilstate_save);\
          } else {\
              __pyx_refnanny = __Pyx_RefNanny->SetupContext((name), __LINE__, __FILE__);\
          }
#else
  #define __Pyx_RefNannySetupContext(name, acquire_gil)\
          __pyx_refnanny = __Pyx_RefNanny->SetupContext((name), __LINE__, __FILE__)
#endif
  #define __Pyx_RefNannyFinishContext()\
          __Pyx_RefNanny->FinishContext(&__pyx_refnanny)
  #define __Pyx_INCREF(r)  __Pyx_RefNanny->INCREF(__pyx_refnanny, (PyObject *)(r), __LINE__)
  #define __Pyx_DECREF(r)  __Pyx_RefNanny->DECREF(__pyx_refnanny, (PyObject *)(r), __LINE__)
  #define __Pyx_GOTREF(r)  __Pyx_RefNanny->GOTREF(__pyx_refnanny, (PyObject *)(r), __LINE__)
  #define __Pyx_GIVEREF(r) __Pyx_RefNanny->GIVEREF(__pyx_refnanny, (PyObject *)(r), __LINE__)
  #define __Pyx_XINCREF(r)  do { if((r) != NULL) {__Pyx_INCREF(r); }} while(0)
  #define __Pyx_XDECREF(r)  do { if((r) != NULL) {__Pyx_DECREF(r); }} while(0)
  #define __Pyx_XGOTREF(r)  do { if((r) != NULL) {__Pyx_GOTREF(r); }} while(0)
  #define __Pyx_XGIVEREF(r) do { if((r) != NULL) {__Pyx_GIVEREF(r);}} while(0)
#else
  #define __Pyx_RefNannyDeclarations
  #define __Pyx_RefNannySetupContext(name, acquire_gil)
  #define __Pyx_RefNannyFinishContext()
  #define __Pyx_INCREF(r) Py_INCREF(r)
  #define __Pyx_DECREF(r) Py_DECREF(r)
  #define __Pyx_GOTREF(r)
  #define __Pyx_GIVEREF(r)
  #define __Pyx_XINCREF(r) Py_XINCREF(r)
  #define __Pyx_XDECREF(r) Py_XDECREF(r)
  #define __Pyx_XGOTREF(r)
  #define __Pyx_XGIVEREF(r)
#endif
#define __Pyx_XDECREF_SET(r, v) do {\
        PyObject *tmp = (PyObject *) r;\
        r = v; __Pyx_XDECREF(tmp);\
    } while (0)
#define __Pyx_DECREF_SET(r, v) do {\
        PyObject *tmp = (PyObject *) r;\
        r = v; __Pyx_DECREF(tmp);\
    } while (0)
#define __Pyx_CLEAR(r)    do { PyObject* tmp = ((PyObject*)(r)); r = NULL; __Pyx_DECREF(tmp);} while(0)
#define __Pyx_XCLEAR(r)   do { if((r) != NULL) {PyObject* tmp = ((PyObject*)(r)); r = NULL; __Pyx_DECREF(tmp);}} while(0)

/* PyObjectGetAttrStr.proto */
#if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE PyObject* __Pyx_PyObject_GetAttrStr(PyObject* obj, PyObject* attr_name) {
    PyTypeObject* tp = Py_TYPE(obj);
    if (likely(tp->tp_getattro))
        return tp->tp_getattro(obj, attr_name);
#if PY_MAJOR_VERSION < 3
    if (likely(tp->tp_getattr))
        return tp->tp_getattr(obj, PyString_AS_STRING(attr_name));
#endif
    return PyObject_GetAttr(obj, attr_name);
}
#else
#define __Pyx_PyObject_GetAttrStr(o,n) PyObject_GetAttr(o,n)
#endif

/* GetBuiltinName.proto */
static PyObject *__Pyx_GetBuiltinName(PyObject *name);

/* RaiseDoubleKeywords.proto */
static void __Pyx_RaiseDoubleKeywordsError(const char* func_name, PyObject* kw_name);

/* ParseKeywords.proto */
static int __Pyx_ParseOptionalKeywords(PyObject *kwds, PyObject **argnames[],\
    PyObject *kwds2, PyObject *values[], Py_ssize_t num_pos_args,\
    const char* function_name);

/* RaiseArgTupleInvalid.proto */
static void __Pyx_RaiseArgtupleInvalid(const char* func_name, int exact,
    Py_ssize_t num_min, Py_ssize_t num_max, Py_ssize_t num_found);

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

/* PyThreadStateGet.proto */
#if CYTHON_COMPILING_IN_CPYTHON
#define __Pyx_PyThreadState_declare  PyThreadState *__pyx_tstate;
#define __Pyx_PyThreadState_assign  __pyx_tstate = PyThreadState_GET();
#else
#define __Pyx_PyThreadState_declare
#define __Pyx_PyThreadState_assign
#endif

/* PyErrFetchRestore.proto */
#if CYTHON_COMPILING_IN_CPYTHON
#define __Pyx_ErrRestoreWithState(type, value, tb)  __Pyx_ErrRestoreInState(PyThreadState_GET(), type, value, tb)
#define __Pyx_ErrFetchWithState(type, value, tb)    __Pyx_ErrFetchInState(PyThreadState_GET(), type, value, tb)
#define __Pyx_ErrRestore(type, value, tb)  __Pyx_ErrRestoreInState(__pyx_tstate, type, value, tb)
#define __Pyx_ErrFetch(type, value, tb)    __Pyx_ErrFetchInState(__pyx_tstate, type, value, tb)
static CYTHON_INLINE void __Pyx_ErrRestoreInState(PyThreadState *tstate, PyObject *type, PyObject *value, PyObject *tb);
static CYTHON_INLINE void __Pyx_ErrFetchInState(PyThreadState *tstate, PyObject **type, PyObject **value, PyObject **tb);
#else
#define __Pyx_ErrRestoreWithState(type, value, tb)  PyErr_Restore(type, value, tb)
#define __Pyx_ErrFetchWithState(type, value, tb)  PyErr_Fetch(type, value, tb)
#define __Pyx_ErrRestore(type, value, tb)  PyErr_Restore(type, value, tb)
#define __Pyx_ErrFetch(type, value, tb)  PyErr_Fetch(type, value, tb)
#endif

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

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

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

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

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

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

/* GetModuleGlobalName.proto */
static CYTHON_INLINE PyObject *__Pyx_GetModuleGlobalName(PyObject *name);

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

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

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

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

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

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

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

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

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

/* GetVTable.proto */
static void* __Pyx_GetVtable(PyObject *dict);

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

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

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

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

/* ForceInitThreads.proto */
#ifndef __PYX_FORCE_INIT_THREADS
  #define __PYX_FORCE_INIT_THREADS 0
#endif

/* CIntToPy.proto */
static CYTHON_INLINE PyObject* __Pyx_PyInt_From_short(short value);

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

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

/* CIntFromPy.proto */
static CYTHON_INLINE short __Pyx_PyInt_As_short(PyObject *);

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

/* PyIdentifierFromString.proto */
#if !defined(__Pyx_PyIdentifier_FromString)
#if PY_MAJOR_VERSION < 3
  #define __Pyx_PyIdentifier_FromString(s) PyString_FromString(s)
#else
  #define __Pyx_PyIdentifier_FromString(s) PyUnicode_FromString(s)
#endif
#endif

/* ModuleImport.proto */
static PyObject *__Pyx_ImportModule(const char *name);

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

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


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

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

/* Module declarations from 'zmq.backend.cython.libzmq' */

/* Module declarations from 'zmq.backend.cython.context' */
static PyTypeObject *__pyx_ptype_3zmq_7backend_6cython_7context_Context = 0;

/* Module declarations from 'zmq.backend.cython.socket' */
static PyTypeObject *__pyx_ptype_3zmq_7backend_6cython_6socket_Socket = 0;

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

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

/* Module declarations from '__builtin__' */

/* Module declarations from 'cpython.type' */
static PyTypeObject *__pyx_ptype_7cpython_4type_type = 0;

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

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

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

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

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

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

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

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

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

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

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

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

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

/* Module declarations from '__builtin__' */

/* Module declarations from 'cpython.bool' */
static PyTypeObject *__pyx_ptype_7cpython_4bool_bool = 0;

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

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

/* Module declarations from '__builtin__' */

/* Module declarations from 'cpython.complex' */
static PyTypeObject *__pyx_ptype_7cpython_7complex_complex = 0;

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

/* Module declarations from 'cpython' */

/* Module declarations from 'zmq.backend.cython.checkrc' */
static CYTHON_INLINE int __pyx_f_3zmq_7backend_6cython_7checkrc__check_rc(int); /*proto*/

/* Module declarations from 'zmq.backend.cython._poll' */
#define __Pyx_MODULE_NAME "zmq.backend.cython._poll"
int __pyx_module_is_main_zmq__backend__cython___poll = 0;

/* Implementation of 'zmq.backend.cython._poll' */
static PyObject *__pyx_builtin_MemoryError;
static PyObject *__pyx_builtin_range;
static PyObject *__pyx_builtin_ValueError;
static PyObject *__pyx_builtin_TypeError;
static PyObject *__pyx_builtin_Exception;
static const char __pyx_k_i[] = "i";
static const char __pyx_k_s[] = "s";
static const char __pyx_k_rc[] = "rc";
static const char __pyx_k_all[] = "__all__";
static const char __pyx_k_sys[] = "sys";
static const char __pyx_k_main[] = "__main__";
static const char __pyx_k_test[] = "__test__";
static const char __pyx_k_Again[] = "Again";
static const char __pyx_k_int_t[] = "int_t";
static const char __pyx_k_range[] = "range";
static const char __pyx_k_events[] = "events";
static const char __pyx_k_fileno[] = "fileno";
static const char __pyx_k_import[] = "__import__";
static const char __pyx_k_results[] = "results";
static const char __pyx_k_revents[] = "revents";
static const char __pyx_k_sockets[] = "sockets";
static const char __pyx_k_timeout[] = "timeout";
static const char __pyx_k_ZMQError[] = "ZMQError";
static const char __pyx_k_nsockets[] = "nsockets";
static const char __pyx_k_zmq_poll[] = "zmq_poll";
static const char __pyx_k_Exception[] = "Exception";
static const char __pyx_k_TypeError[] = "TypeError";
static const char __pyx_k_pollitems[] = "pollitems";
static const char __pyx_k_zmq_error[] = "zmq.error";
static const char __pyx_k_ValueError[] = "ValueError";
static const char __pyx_k_pyx_vtable[] = "__pyx_vtable__";
static const char __pyx_k_MemoryError[] = "MemoryError";
static const char __pyx_k_version_info[] = "version_info";
static const char __pyx_k_current_socket[] = "current_socket";
static const char __pyx_k_ContextTerminated[] = "ContextTerminated";
static const char __pyx_k_InterruptedSystemCall[] = "InterruptedSystemCall";
static const char __pyx_k_zmq_backend_cython__poll[] = "zmq.backend.cython._poll";
static const char __pyx_k_Could_not_allocate_poll_items[] = "Could not allocate poll items";
static const char __pyx_k_private_tmp_pyzmq_release_zmq_b[] = "/private/tmp/pyzmq-release/zmq/backend/cython/_poll.pyx";
static const char __pyx_k_0MQ_polling_related_functions_an[] = "0MQ polling related functions and classes.";
static const char __pyx_k_Socket_must_be_a_0MQ_socket_an_i[] = "Socket must be a 0MQ socket, an integer fd or have a fileno() method: %r";
static const char __pyx_k_fileno_must_return_a_valid_integ[] = "fileno() must return a valid integer fd";
static PyObject *__pyx_n_s_Again;
static PyObject *__pyx_n_s_ContextTerminated;
static PyObject *__pyx_kp_s_Could_not_allocate_poll_items;
static PyObject *__pyx_n_s_Exception;
static PyObject *__pyx_n_s_InterruptedSystemCall;
static PyObject *__pyx_n_s_MemoryError;
static PyObject *__pyx_kp_s_Socket_must_be_a_0MQ_socket_an_i;
static PyObject *__pyx_n_s_TypeError;
static PyObject *__pyx_n_s_ValueError;
static PyObject *__pyx_n_s_ZMQError;
static PyObject *__pyx_n_s_all;
static PyObject *__pyx_n_s_current_socket;
static PyObject *__pyx_n_s_events;
static PyObject *__pyx_n_s_fileno;
static PyObject *__pyx_kp_s_fileno_must_return_a_valid_integ;
static PyObject *__pyx_n_s_i;
static PyObject *__pyx_n_s_import;
static PyObject *__pyx_n_s_int_t;
static PyObject *__pyx_n_s_main;
static PyObject *__pyx_n_s_nsockets;
static PyObject *__pyx_n_s_pollitems;
static PyObject *__pyx_kp_s_private_tmp_pyzmq_release_zmq_b;
static PyObject *__pyx_n_s_pyx_vtable;
static PyObject *__pyx_n_s_range;
static PyObject *__pyx_n_s_rc;
static PyObject *__pyx_n_s_results;
static PyObject *__pyx_n_s_revents;
static PyObject *__pyx_n_s_s;
static PyObject *__pyx_n_s_sockets;
static PyObject *__pyx_n_s_sys;
static PyObject *__pyx_n_s_test;
static PyObject *__pyx_n_s_timeout;
static PyObject *__pyx_n_s_version_info;
static PyObject *__pyx_n_s_zmq_backend_cython__poll;
static PyObject *__pyx_n_s_zmq_error;
static PyObject *__pyx_n_s_zmq_poll;
static PyObject *__pyx_pf_3zmq_7backend_6cython_5_poll_zmq_poll(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_sockets, long __pyx_v_timeout); /* proto */
static PyObject *__pyx_int_3;
static PyObject *__pyx_tuple_;
static PyObject *__pyx_tuple__2;
static PyObject *__pyx_tuple__3;
static PyObject *__pyx_codeobj__4;

/* "zmq/backend/cython/_poll.pyx":48
 * 
 * 
 * def zmq_poll(sockets, long timeout=-1):             # <<<<<<<<<<<<<<
 *     """zmq_poll(sockets, timeout=-1)
 * 
 */

/* Python wrapper */
static PyObject *__pyx_pw_3zmq_7backend_6cython_5_poll_1zmq_poll(PyObject *__pyx_self, PyObject *__pyx_args, PyObject *__pyx_kwds); /*proto*/
static char __pyx_doc_3zmq_7backend_6cython_5_poll_zmq_poll[] = "zmq_poll(sockets, timeout=-1)\n\n    Poll a set of 0MQ sockets, native file descs. or sockets.\n\n    Parameters\n    ----------\n    sockets : list of tuples of (socket, flags)\n        Each element of this list is a two-tuple containing a socket\n        and a flags. The socket may be a 0MQ socket or any object with\n        a ``fileno()`` method. The flags can be zmq.POLLIN (for detecting\n        for incoming messages), zmq.POLLOUT (for detecting that send is OK)\n        or zmq.POLLIN|zmq.POLLOUT for detecting both.\n    timeout : int\n        The number of milliseconds to poll for. Negative means no timeout.\n    ";
static PyMethodDef __pyx_mdef_3zmq_7backend_6cython_5_poll_1zmq_poll = {"zmq_poll", (PyCFunction)__pyx_pw_3zmq_7backend_6cython_5_poll_1zmq_poll, METH_VARARGS|METH_KEYWORDS, __pyx_doc_3zmq_7backend_6cython_5_poll_zmq_poll};
static PyObject *__pyx_pw_3zmq_7backend_6cython_5_poll_1zmq_poll(PyObject *__pyx_self, PyObject *__pyx_args, PyObject *__pyx_kwds) {
  PyObject *__pyx_v_sockets = 0;
  long __pyx_v_timeout;
  PyObject *__pyx_r = 0;
  __Pyx_RefNannyDeclarations
  __Pyx_RefNannySetupContext("zmq_poll (wrapper)", 0);
  {
    static PyObject **__pyx_pyargnames[] = {&__pyx_n_s_sockets,&__pyx_n_s_timeout,0};
    PyObject* values[2] = {0,0};
    if (unlikely(__pyx_kwds)) {
      Py_ssize_t kw_args;
      const Py_ssize_t pos_args = PyTuple_GET_SIZE(__pyx_args);
      switch (pos_args) {
        case  2: values[1] = PyTuple_GET_ITEM(__pyx_args, 1);
        case  1: values[0] = PyTuple_GET_ITEM(__pyx_args, 0);
        case  0: break;
        default: goto __pyx_L5_argtuple_error;
      }
      kw_args = PyDict_Size(__pyx_kwds);
      switch (pos_args) {
        case  0:
        if (likely((values[0] = PyDict_GetItem(__pyx_kwds, __pyx_n_s_sockets)) != 0)) kw_args--;
        else goto __pyx_L5_argtuple_error;
        case  1:
        if (kw_args > 0) {
          PyObject* value = PyDict_GetItem(__pyx_kwds, __pyx_n_s_timeout);
          if (value) { values[1] = value; kw_args--; }
        }
      }
      if (unlikely(kw_args > 0)) {
        if (unlikely(__Pyx_ParseOptionalKeywords(__pyx_kwds, __pyx_pyargnames, 0, values, pos_args, "zmq_poll") < 0)) __PYX_ERR(0, 48, __pyx_L3_error)
      }
    } else {
      switch (PyTuple_GET_SIZE(__pyx_args)) {
        case  2: values[1] = PyTuple_GET_ITEM(__pyx_args, 1);
        case  1: values[0] = PyTuple_GET_ITEM(__pyx_args, 0);
        break;
        default: goto __pyx_L5_argtuple_error;
      }
    }
    __pyx_v_sockets = values[0];
    if (values[1]) {
      __pyx_v_timeout = __Pyx_PyInt_As_long(values[1]); if (unlikely((__pyx_v_timeout == (long)-1) && PyErr_Occurred())) __PYX_ERR(0, 48, __pyx_L3_error)
    } else {
      __pyx_v_timeout = ((long)-1L);
    }
  }
  goto __pyx_L4_argument_unpacking_done;
  __pyx_L5_argtuple_error:;
  __Pyx_RaiseArgtupleInvalid("zmq_poll", 0, 1, 2, PyTuple_GET_SIZE(__pyx_args)); __PYX_ERR(0, 48, __pyx_L3_error)
  __pyx_L3_error:;
  __Pyx_AddTraceback("zmq.backend.cython._poll.zmq_poll", __pyx_clineno, __pyx_lineno, __pyx_filename);
  __Pyx_RefNannyFinishContext();
  return NULL;
  __pyx_L4_argument_unpacking_done:;
  __pyx_r = __pyx_pf_3zmq_7backend_6cython_5_poll_zmq_poll(__pyx_self, __pyx_v_sockets, __pyx_v_timeout);

  /* function exit code */
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

static PyObject *__pyx_pf_3zmq_7backend_6cython_5_poll_zmq_poll(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_sockets, long __pyx_v_timeout) {
  int __pyx_v_rc;
  int __pyx_v_i;
  zmq_pollitem_t *__pyx_v_pollitems;
  int __pyx_v_nsockets;
  PyObject *__pyx_v_s = NULL;
  PyObject *__pyx_v_events = NULL;
  PyObject *__pyx_v_fileno = NULL;
  PyObject *__pyx_v_results = NULL;
  short __pyx_v_revents;
  PyObject *__pyx_r = NULL;
  __Pyx_RefNannyDeclarations
  Py_ssize_t __pyx_t_1;
  int __pyx_t_2;
  PyObject *__pyx_t_3 = NULL;
  int __pyx_t_4;
  int __pyx_t_5;
  PyObject *__pyx_t_6 = NULL;
  PyObject *__pyx_t_7 = NULL;
  PyObject *__pyx_t_8 = NULL;
  PyObject *(*__pyx_t_9)(PyObject *);
  int __pyx_t_10;
  void *__pyx_t_11;
  short __pyx_t_12;
  int __pyx_t_13;
  PyObject *__pyx_t_14 = NULL;
  PyObject *__pyx_t_15 = NULL;
  PyObject *__pyx_t_16 = NULL;
  PyObject *__pyx_t_17 = NULL;
  PyObject *__pyx_t_18 = NULL;
  PyObject *__pyx_t_19 = NULL;
  int __pyx_t_20;
  __Pyx_RefNannySetupContext("zmq_poll", 0);

  /* "zmq/backend/cython/_poll.pyx":65
 *     """
 *     cdef int rc, i
 *     cdef zmq_pollitem_t *pollitems = NULL             # <<<<<<<<<<<<<<
 *     cdef int nsockets = <int>len(sockets)
 *     cdef Socket current_socket
 */
  __pyx_v_pollitems = NULL;

  /* "zmq/backend/cython/_poll.pyx":66
 *     cdef int rc, i
 *     cdef zmq_pollitem_t *pollitems = NULL
 *     cdef int nsockets = <int>len(sockets)             # <<<<<<<<<<<<<<
 *     cdef Socket current_socket
 * 
 */
  __pyx_t_1 = PyObject_Length(__pyx_v_sockets); if (unlikely(__pyx_t_1 == -1)) __PYX_ERR(0, 66, __pyx_L1_error)
  __pyx_v_nsockets = ((int)__pyx_t_1);

  /* "zmq/backend/cython/_poll.pyx":69
 *     cdef Socket current_socket
 * 
 *     if nsockets == 0:             # <<<<<<<<<<<<<<
 *         return []
 * 
 */
  __pyx_t_2 = ((__pyx_v_nsockets == 0) != 0);
  if (__pyx_t_2) {

    /* "zmq/backend/cython/_poll.pyx":70
 * 
 *     if nsockets == 0:
 *         return []             # <<<<<<<<<<<<<<
 * 
 *     pollitems = <zmq_pollitem_t *>malloc(nsockets*sizeof(zmq_pollitem_t))
 */
    __Pyx_XDECREF(__pyx_r);
    __pyx_t_3 = PyList_New(0); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 70, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_3);
    __pyx_r = __pyx_t_3;
    __pyx_t_3 = 0;
    goto __pyx_L0;

    /* "zmq/backend/cython/_poll.pyx":69
 *     cdef Socket current_socket
 * 
 *     if nsockets == 0:             # <<<<<<<<<<<<<<
 *         return []
 * 
 */
  }

  /* "zmq/backend/cython/_poll.pyx":72
 *         return []
 * 
 *     pollitems = <zmq_pollitem_t *>malloc(nsockets*sizeof(zmq_pollitem_t))             # <<<<<<<<<<<<<<
 *     if pollitems == NULL:
 *         raise MemoryError("Could not allocate poll items")
 */
  __pyx_v_pollitems = ((zmq_pollitem_t *)malloc((__pyx_v_nsockets * (sizeof(zmq_pollitem_t)))));

  /* "zmq/backend/cython/_poll.pyx":73
 * 
 *     pollitems = <zmq_pollitem_t *>malloc(nsockets*sizeof(zmq_pollitem_t))
 *     if pollitems == NULL:             # <<<<<<<<<<<<<<
 *         raise MemoryError("Could not allocate poll items")
 * 
 */
  __pyx_t_2 = ((__pyx_v_pollitems == NULL) != 0);
  if (__pyx_t_2) {

    /* "zmq/backend/cython/_poll.pyx":74
 *     pollitems = <zmq_pollitem_t *>malloc(nsockets*sizeof(zmq_pollitem_t))
 *     if pollitems == NULL:
 *         raise MemoryError("Could not allocate poll items")             # <<<<<<<<<<<<<<
 * 
 *     if ZMQ_VERSION_MAJOR < 3:
 */
    __pyx_t_3 = __Pyx_PyObject_Call(__pyx_builtin_MemoryError, __pyx_tuple_, NULL); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 74, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_3);
    __Pyx_Raise(__pyx_t_3, 0, 0, 0);
    __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
    __PYX_ERR(0, 74, __pyx_L1_error)

    /* "zmq/backend/cython/_poll.pyx":73
 * 
 *     pollitems = <zmq_pollitem_t *>malloc(nsockets*sizeof(zmq_pollitem_t))
 *     if pollitems == NULL:             # <<<<<<<<<<<<<<
 *         raise MemoryError("Could not allocate poll items")
 * 
 */
  }

  /* "zmq/backend/cython/_poll.pyx":76
 *         raise MemoryError("Could not allocate poll items")
 * 
 *     if ZMQ_VERSION_MAJOR < 3:             # <<<<<<<<<<<<<<
 *         # timeout is us in 2.x, ms in 3.x
 *         # expected input is ms (matches 3.x)
 */
  __pyx_t_2 = ((ZMQ_VERSION_MAJOR < 3) != 0);
  if (__pyx_t_2) {

    /* "zmq/backend/cython/_poll.pyx":79
 *         # timeout is us in 2.x, ms in 3.x
 *         # expected input is ms (matches 3.x)
 *         timeout = 1000*timeout             # <<<<<<<<<<<<<<
 * 
 *     for i in range(nsockets):
 */
    __pyx_v_timeout = (0x3E8 * __pyx_v_timeout);

    /* "zmq/backend/cython/_poll.pyx":76
 *         raise MemoryError("Could not allocate poll items")
 * 
 *     if ZMQ_VERSION_MAJOR < 3:             # <<<<<<<<<<<<<<
 *         # timeout is us in 2.x, ms in 3.x
 *         # expected input is ms (matches 3.x)
 */
  }

  /* "zmq/backend/cython/_poll.pyx":81
 *         timeout = 1000*timeout
 * 
 *     for i in range(nsockets):             # <<<<<<<<<<<<<<
 *         s, events = sockets[i]
 *         if isinstance(s, Socket):
 */
  __pyx_t_4 = __pyx_v_nsockets;
  for (__pyx_t_5 = 0; __pyx_t_5 < __pyx_t_4; __pyx_t_5+=1) {
    __pyx_v_i = __pyx_t_5;

    /* "zmq/backend/cython/_poll.pyx":82
 * 
 *     for i in range(nsockets):
 *         s, events = sockets[i]             # <<<<<<<<<<<<<<
 *         if isinstance(s, Socket):
 *             pollitems[i].socket = (<Socket>s).handle
 */
    __pyx_t_3 = __Pyx_GetItemInt(__pyx_v_sockets, __pyx_v_i, int, 1, __Pyx_PyInt_From_int, 0, 1, 1); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 82, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_3);
    if ((likely(PyTuple_CheckExact(__pyx_t_3))) || (PyList_CheckExact(__pyx_t_3))) {
      PyObject* sequence = __pyx_t_3;
      #if CYTHON_COMPILING_IN_CPYTHON
      Py_ssize_t size = Py_SIZE(sequence);
      #else
      Py_ssize_t size = PySequence_Size(sequence);
      #endif
      if (unlikely(size != 2)) {
        if (size > 2) __Pyx_RaiseTooManyValuesError(2);
        else if (size >= 0) __Pyx_RaiseNeedMoreValuesError(size);
        __PYX_ERR(0, 82, __pyx_L1_error)
      }
      #if CYTHON_COMPILING_IN_CPYTHON
      if (likely(PyTuple_CheckExact(sequence))) {
        __pyx_t_6 = PyTuple_GET_ITEM(sequence, 0); 
        __pyx_t_7 = PyTuple_GET_ITEM(sequence, 1); 
      } else {
        __pyx_t_6 = PyList_GET_ITEM(sequence, 0); 
        __pyx_t_7 = PyList_GET_ITEM(sequence, 1); 
      }
      __Pyx_INCREF(__pyx_t_6);
      __Pyx_INCREF(__pyx_t_7);
      #else
      __pyx_t_6 = PySequence_ITEM(sequence, 0); if (unlikely(!__pyx_t_6)) __PYX_ERR(0, 82, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_6);
      __pyx_t_7 = PySequence_ITEM(sequence, 1); if (unlikely(!__pyx_t_7)) __PYX_ERR(0, 82, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_7);
      #endif
      __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
    } else {
      Py_ssize_t index = -1;
      __pyx_t_8 = PyObject_GetIter(__pyx_t_3); if (unlikely(!__pyx_t_8)) __PYX_ERR(0, 82, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_8);
      __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
      __pyx_t_9 = Py_TYPE(__pyx_t_8)->tp_iternext;
      index = 0; __pyx_t_6 = __pyx_t_9(__pyx_t_8); if (unlikely(!__pyx_t_6)) goto __pyx_L8_unpacking_failed;
      __Pyx_GOTREF(__pyx_t_6);
      index = 1; __pyx_t_7 = __pyx_t_9(__pyx_t_8); if (unlikely(!__pyx_t_7)) goto __pyx_L8_unpacking_failed;
      __Pyx_GOTREF(__pyx_t_7);
      if (__Pyx_IternextUnpackEndCheck(__pyx_t_9(__pyx_t_8), 2) < 0) __PYX_ERR(0, 82, __pyx_L1_error)
      __pyx_t_9 = NULL;
      __Pyx_DECREF(__pyx_t_8); __pyx_t_8 = 0;
      goto __pyx_L9_unpacking_done;
      __pyx_L8_unpacking_failed:;
      __Pyx_DECREF(__pyx_t_8); __pyx_t_8 = 0;
      __pyx_t_9 = NULL;
      if (__Pyx_IterFinish() == 0) __Pyx_RaiseNeedMoreValuesError(index);
      __PYX_ERR(0, 82, __pyx_L1_error)
      __pyx_L9_unpacking_done:;
    }
    __Pyx_XDECREF_SET(__pyx_v_s, __pyx_t_6);
    __pyx_t_6 = 0;
    __Pyx_XDECREF_SET(__pyx_v_events, __pyx_t_7);
    __pyx_t_7 = 0;

    /* "zmq/backend/cython/_poll.pyx":83
 *     for i in range(nsockets):
 *         s, events = sockets[i]
 *         if isinstance(s, Socket):             # <<<<<<<<<<<<<<
 *             pollitems[i].socket = (<Socket>s).handle
 *             pollitems[i].events = events
 */
    __pyx_t_2 = __Pyx_TypeCheck(__pyx_v_s, __pyx_ptype_3zmq_7backend_6cython_6socket_Socket); 
    __pyx_t_10 = (__pyx_t_2 != 0);
    if (__pyx_t_10) {

      /* "zmq/backend/cython/_poll.pyx":84
 *         s, events = sockets[i]
 *         if isinstance(s, Socket):
 *             pollitems[i].socket = (<Socket>s).handle             # <<<<<<<<<<<<<<
 *             pollitems[i].events = events
 *             pollitems[i].revents = 0
 */
      __pyx_t_11 = ((struct __pyx_obj_3zmq_7backend_6cython_6socket_Socket *)__pyx_v_s)->handle;
      (__pyx_v_pollitems[__pyx_v_i]).socket = __pyx_t_11;

      /* "zmq/backend/cython/_poll.pyx":85
 *         if isinstance(s, Socket):
 *             pollitems[i].socket = (<Socket>s).handle
 *             pollitems[i].events = events             # <<<<<<<<<<<<<<
 *             pollitems[i].revents = 0
 *         elif isinstance(s, int_t):
 */
      __pyx_t_12 = __Pyx_PyInt_As_short(__pyx_v_events); if (unlikely((__pyx_t_12 == (short)-1) && PyErr_Occurred())) __PYX_ERR(0, 85, __pyx_L1_error)
      (__pyx_v_pollitems[__pyx_v_i]).events = __pyx_t_12;

      /* "zmq/backend/cython/_poll.pyx":86
 *             pollitems[i].socket = (<Socket>s).handle
 *             pollitems[i].events = events
 *             pollitems[i].revents = 0             # <<<<<<<<<<<<<<
 *         elif isinstance(s, int_t):
 *             pollitems[i].socket = NULL
 */
      (__pyx_v_pollitems[__pyx_v_i]).revents = 0;

      /* "zmq/backend/cython/_poll.pyx":83
 *     for i in range(nsockets):
 *         s, events = sockets[i]
 *         if isinstance(s, Socket):             # <<<<<<<<<<<<<<
 *             pollitems[i].socket = (<Socket>s).handle
 *             pollitems[i].events = events
 */
      goto __pyx_L10;
    }

    /* "zmq/backend/cython/_poll.pyx":87
 *             pollitems[i].events = events
 *             pollitems[i].revents = 0
 *         elif isinstance(s, int_t):             # <<<<<<<<<<<<<<
 *             pollitems[i].socket = NULL
 *             pollitems[i].fd = s
 */
    __pyx_t_3 = __Pyx_GetModuleGlobalName(__pyx_n_s_int_t); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 87, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_3);
    __pyx_t_10 = PyObject_IsInstance(__pyx_v_s, __pyx_t_3); if (unlikely(__pyx_t_10 == -1)) __PYX_ERR(0, 87, __pyx_L1_error)
    __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
    __pyx_t_2 = (__pyx_t_10 != 0);
    if (__pyx_t_2) {

      /* "zmq/backend/cython/_poll.pyx":88
 *             pollitems[i].revents = 0
 *         elif isinstance(s, int_t):
 *             pollitems[i].socket = NULL             # <<<<<<<<<<<<<<
 *             pollitems[i].fd = s
 *             pollitems[i].events = events
 */
      (__pyx_v_pollitems[__pyx_v_i]).socket = NULL;

      /* "zmq/backend/cython/_poll.pyx":89
 *         elif isinstance(s, int_t):
 *             pollitems[i].socket = NULL
 *             pollitems[i].fd = s             # <<<<<<<<<<<<<<
 *             pollitems[i].events = events
 *             pollitems[i].revents = 0
 */
      __pyx_t_13 = __Pyx_PyInt_As_int(__pyx_v_s); if (unlikely((__pyx_t_13 == (int)-1) && PyErr_Occurred())) __PYX_ERR(0, 89, __pyx_L1_error)
      (__pyx_v_pollitems[__pyx_v_i]).fd = __pyx_t_13;

      /* "zmq/backend/cython/_poll.pyx":90
 *             pollitems[i].socket = NULL
 *             pollitems[i].fd = s
 *             pollitems[i].events = events             # <<<<<<<<<<<<<<
 *             pollitems[i].revents = 0
 *         elif hasattr(s, 'fileno'):
 */
      __pyx_t_12 = __Pyx_PyInt_As_short(__pyx_v_events); if (unlikely((__pyx_t_12 == (short)-1) && PyErr_Occurred())) __PYX_ERR(0, 90, __pyx_L1_error)
      (__pyx_v_pollitems[__pyx_v_i]).events = __pyx_t_12;

      /* "zmq/backend/cython/_poll.pyx":91
 *             pollitems[i].fd = s
 *             pollitems[i].events = events
 *             pollitems[i].revents = 0             # <<<<<<<<<<<<<<
 *         elif hasattr(s, 'fileno'):
 *             try:
 */
      (__pyx_v_pollitems[__pyx_v_i]).revents = 0;

      /* "zmq/backend/cython/_poll.pyx":87
 *             pollitems[i].events = events
 *             pollitems[i].revents = 0
 *         elif isinstance(s, int_t):             # <<<<<<<<<<<<<<
 *             pollitems[i].socket = NULL
 *             pollitems[i].fd = s
 */
      goto __pyx_L10;
    }

    /* "zmq/backend/cython/_poll.pyx":92
 *             pollitems[i].events = events
 *             pollitems[i].revents = 0
 *         elif hasattr(s, 'fileno'):             # <<<<<<<<<<<<<<
 *             try:
 *                 fileno = int(s.fileno())
 */
    __pyx_t_2 = PyObject_HasAttr(__pyx_v_s, __pyx_n_s_fileno); if (unlikely(__pyx_t_2 == -1)) __PYX_ERR(0, 92, __pyx_L1_error)
    __pyx_t_10 = (__pyx_t_2 != 0);
    if (__pyx_t_10) {

      /* "zmq/backend/cython/_poll.pyx":93
 *             pollitems[i].revents = 0
 *         elif hasattr(s, 'fileno'):
 *             try:             # <<<<<<<<<<<<<<
 *                 fileno = int(s.fileno())
 *             except:
 */
      {
        __Pyx_PyThreadState_declare
        __Pyx_PyThreadState_assign
        __Pyx_ExceptionSave(&__pyx_t_14, &__pyx_t_15, &__pyx_t_16);
        __Pyx_XGOTREF(__pyx_t_14);
        __Pyx_XGOTREF(__pyx_t_15);
        __Pyx_XGOTREF(__pyx_t_16);
        /*try:*/ {

          /* "zmq/backend/cython/_poll.pyx":94
 *         elif hasattr(s, 'fileno'):
 *             try:
 *                 fileno = int(s.fileno())             # <<<<<<<<<<<<<<
 *             except:
 *                 free(pollitems)
 */
          __pyx_t_7 = __Pyx_PyObject_GetAttrStr(__pyx_v_s, __pyx_n_s_fileno); if (unlikely(!__pyx_t_7)) __PYX_ERR(0, 94, __pyx_L11_error)
          __Pyx_GOTREF(__pyx_t_7);
          __pyx_t_6 = NULL;
          if (CYTHON_COMPILING_IN_CPYTHON && likely(PyMethod_Check(__pyx_t_7))) {
            __pyx_t_6 = PyMethod_GET_SELF(__pyx_t_7);
            if (likely(__pyx_t_6)) {
              PyObject* function = PyMethod_GET_FUNCTION(__pyx_t_7);
              __Pyx_INCREF(__pyx_t_6);
              __Pyx_INCREF(function);
              __Pyx_DECREF_SET(__pyx_t_7, function);
            }
          }
          if (__pyx_t_6) {
            __pyx_t_3 = __Pyx_PyObject_CallOneArg(__pyx_t_7, __pyx_t_6); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 94, __pyx_L11_error)
            __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
          } else {
            __pyx_t_3 = __Pyx_PyObject_CallNoArg(__pyx_t_7); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 94, __pyx_L11_error)
          }
          __Pyx_GOTREF(__pyx_t_3);
          __Pyx_DECREF(__pyx_t_7); __pyx_t_7 = 0;
          __pyx_t_7 = __Pyx_PyNumber_Int(__pyx_t_3); if (unlikely(!__pyx_t_7)) __PYX_ERR(0, 94, __pyx_L11_error)
          __Pyx_GOTREF(__pyx_t_7);
          __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
          __Pyx_XDECREF_SET(__pyx_v_fileno, __pyx_t_7);
          __pyx_t_7 = 0;

          /* "zmq/backend/cython/_poll.pyx":93
 *             pollitems[i].revents = 0
 *         elif hasattr(s, 'fileno'):
 *             try:             # <<<<<<<<<<<<<<
 *                 fileno = int(s.fileno())
 *             except:
 */
        }

        /* "zmq/backend/cython/_poll.pyx":99
 *                 raise ValueError('fileno() must return a valid integer fd')
 *             else:
 *                 pollitems[i].socket = NULL             # <<<<<<<<<<<<<<
 *                 pollitems[i].fd = fileno
 *                 pollitems[i].events = events
 */
        /*else:*/ {
          (__pyx_v_pollitems[__pyx_v_i]).socket = NULL;

          /* "zmq/backend/cython/_poll.pyx":100
 *             else:
 *                 pollitems[i].socket = NULL
 *                 pollitems[i].fd = fileno             # <<<<<<<<<<<<<<
 *                 pollitems[i].events = events
 *                 pollitems[i].revents = 0
 */
          __pyx_t_13 = __Pyx_PyInt_As_int(__pyx_v_fileno); if (unlikely((__pyx_t_13 == (int)-1) && PyErr_Occurred())) __PYX_ERR(0, 100, __pyx_L13_except_error)
          (__pyx_v_pollitems[__pyx_v_i]).fd = __pyx_t_13;

          /* "zmq/backend/cython/_poll.pyx":101
 *                 pollitems[i].socket = NULL
 *                 pollitems[i].fd = fileno
 *                 pollitems[i].events = events             # <<<<<<<<<<<<<<
 *                 pollitems[i].revents = 0
 *         else:
 */
          __pyx_t_12 = __Pyx_PyInt_As_short(__pyx_v_events); if (unlikely((__pyx_t_12 == (short)-1) && PyErr_Occurred())) __PYX_ERR(0, 101, __pyx_L13_except_error)
          (__pyx_v_pollitems[__pyx_v_i]).events = __pyx_t_12;

          /* "zmq/backend/cython/_poll.pyx":102
 *                 pollitems[i].fd = fileno
 *                 pollitems[i].events = events
 *                 pollitems[i].revents = 0             # <<<<<<<<<<<<<<
 *         else:
 *             free(pollitems)
 */
          (__pyx_v_pollitems[__pyx_v_i]).revents = 0;
        }
        __Pyx_XDECREF(__pyx_t_14); __pyx_t_14 = 0;
        __Pyx_XDECREF(__pyx_t_15); __pyx_t_15 = 0;
        __Pyx_XDECREF(__pyx_t_16); __pyx_t_16 = 0;
        goto __pyx_L18_try_end;
        __pyx_L11_error:;
        __Pyx_PyThreadState_assign
        __Pyx_XDECREF(__pyx_t_8); __pyx_t_8 = 0;
        __Pyx_XDECREF(__pyx_t_6); __pyx_t_6 = 0;
        __Pyx_XDECREF(__pyx_t_3); __pyx_t_3 = 0;
        __Pyx_XDECREF(__pyx_t_7); __pyx_t_7 = 0;

        /* "zmq/backend/cython/_poll.pyx":95
 *             try:
 *                 fileno = int(s.fileno())
 *             except:             # <<<<<<<<<<<<<<
 *                 free(pollitems)
 *                 raise ValueError('fileno() must return a valid integer fd')
 */
        /*except:*/ {
          __Pyx_AddTraceback("zmq.backend.cython._poll.zmq_poll", __pyx_clineno, __pyx_lineno, __pyx_filename);
          if (__Pyx_GetException(&__pyx_t_7, &__pyx_t_3, &__pyx_t_6) < 0) __PYX_ERR(0, 95, __pyx_L13_except_error)
          __Pyx_GOTREF(__pyx_t_7);
          __Pyx_GOTREF(__pyx_t_3);
          __Pyx_GOTREF(__pyx_t_6);

          /* "zmq/backend/cython/_poll.pyx":96
 *                 fileno = int(s.fileno())
 *             except:
 *                 free(pollitems)             # <<<<<<<<<<<<<<
 *                 raise ValueError('fileno() must return a valid integer fd')
 *             else:
 */
          free(__pyx_v_pollitems);

          /* "zmq/backend/cython/_poll.pyx":97
 *             except:
 *                 free(pollitems)
 *                 raise ValueError('fileno() must return a valid integer fd')             # <<<<<<<<<<<<<<
 *             else:
 *                 pollitems[i].socket = NULL
 */
          __pyx_t_8 = __Pyx_PyObject_Call(__pyx_builtin_ValueError, __pyx_tuple__2, NULL); if (unlikely(!__pyx_t_8)) __PYX_ERR(0, 97, __pyx_L13_except_error)
          __Pyx_GOTREF(__pyx_t_8);
          __Pyx_Raise(__pyx_t_8, 0, 0, 0);
          __Pyx_DECREF(__pyx_t_8); __pyx_t_8 = 0;
          __PYX_ERR(0, 97, __pyx_L13_except_error)
        }
        __pyx_L13_except_error:;

        /* "zmq/backend/cython/_poll.pyx":93
 *             pollitems[i].revents = 0
 *         elif hasattr(s, 'fileno'):
 *             try:             # <<<<<<<<<<<<<<
 *                 fileno = int(s.fileno())
 *             except:
 */
        __Pyx_PyThreadState_assign
        __Pyx_XGIVEREF(__pyx_t_14);
        __Pyx_XGIVEREF(__pyx_t_15);
        __Pyx_XGIVEREF(__pyx_t_16);
        __Pyx_ExceptionReset(__pyx_t_14, __pyx_t_15, __pyx_t_16);
        goto __pyx_L1_error;
        __pyx_L18_try_end:;
      }

      /* "zmq/backend/cython/_poll.pyx":92
 *             pollitems[i].events = events
 *             pollitems[i].revents = 0
 *         elif hasattr(s, 'fileno'):             # <<<<<<<<<<<<<<
 *             try:
 *                 fileno = int(s.fileno())
 */
      goto __pyx_L10;
    }

    /* "zmq/backend/cython/_poll.pyx":104
 *                 pollitems[i].revents = 0
 *         else:
 *             free(pollitems)             # <<<<<<<<<<<<<<
 *             raise TypeError(
 *                 "Socket must be a 0MQ socket, an integer fd or have "
 */
    /*else*/ {
      free(__pyx_v_pollitems);

      /* "zmq/backend/cython/_poll.pyx":107
 *             raise TypeError(
 *                 "Socket must be a 0MQ socket, an integer fd or have "
 *                 "a fileno() method: %r" % s             # <<<<<<<<<<<<<<
 *             )
 * 
 */
      __pyx_t_6 = __Pyx_PyString_Format(__pyx_kp_s_Socket_must_be_a_0MQ_socket_an_i, __pyx_v_s); if (unlikely(!__pyx_t_6)) __PYX_ERR(0, 107, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_6);

      /* "zmq/backend/cython/_poll.pyx":105
 *         else:
 *             free(pollitems)
 *             raise TypeError(             # <<<<<<<<<<<<<<
 *                 "Socket must be a 0MQ socket, an integer fd or have "
 *                 "a fileno() method: %r" % s
 */
      __pyx_t_3 = PyTuple_New(1); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 105, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_3);
      __Pyx_GIVEREF(__pyx_t_6);
      PyTuple_SET_ITEM(__pyx_t_3, 0, __pyx_t_6);
      __pyx_t_6 = 0;
      __pyx_t_6 = __Pyx_PyObject_Call(__pyx_builtin_TypeError, __pyx_t_3, NULL); if (unlikely(!__pyx_t_6)) __PYX_ERR(0, 105, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_6);
      __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
      __Pyx_Raise(__pyx_t_6, 0, 0, 0);
      __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
      __PYX_ERR(0, 105, __pyx_L1_error)
    }
    __pyx_L10:;
  }

  /* "zmq/backend/cython/_poll.pyx":110
 *             )
 * 
 *     try:             # <<<<<<<<<<<<<<
 *         while True:
 *             with nogil:
 */
  {
    __Pyx_PyThreadState_declare
    __Pyx_PyThreadState_assign
    __Pyx_ExceptionSave(&__pyx_t_16, &__pyx_t_15, &__pyx_t_14);
    __Pyx_XGOTREF(__pyx_t_16);
    __Pyx_XGOTREF(__pyx_t_15);
    __Pyx_XGOTREF(__pyx_t_14);
    /*try:*/ {

      /* "zmq/backend/cython/_poll.pyx":111
 * 
 *     try:
 *         while True:             # <<<<<<<<<<<<<<
 *             with nogil:
 *                 rc = zmq_poll_c(pollitems, nsockets, timeout)
 */
      while (1) {

        /* "zmq/backend/cython/_poll.pyx":112
 *     try:
 *         while True:
 *             with nogil:             # <<<<<<<<<<<<<<
 *                 rc = zmq_poll_c(pollitems, nsockets, timeout)
 *             try:
 */
        {
            #ifdef WITH_THREAD
            PyThreadState *_save;
            Py_UNBLOCK_THREADS
            #endif
            /*try:*/ {

              /* "zmq/backend/cython/_poll.pyx":113
 *         while True:
 *             with nogil:
 *                 rc = zmq_poll_c(pollitems, nsockets, timeout)             # <<<<<<<<<<<<<<
 *             try:
 *                 _check_rc(rc)
 */
              __pyx_v_rc = zmq_poll(__pyx_v_pollitems, __pyx_v_nsockets, __pyx_v_timeout);
            }

            /* "zmq/backend/cython/_poll.pyx":112
 *     try:
 *         while True:
 *             with nogil:             # <<<<<<<<<<<<<<
 *                 rc = zmq_poll_c(pollitems, nsockets, timeout)
 *             try:
 */
            /*finally:*/ {
              /*normal exit:*/{
                #ifdef WITH_THREAD
                Py_BLOCK_THREADS
                #endif
                goto __pyx_L35;
              }
              __pyx_L35:;
            }
        }

        /* "zmq/backend/cython/_poll.pyx":114
 *             with nogil:
 *                 rc = zmq_poll_c(pollitems, nsockets, timeout)
 *             try:             # <<<<<<<<<<<<<<
 *                 _check_rc(rc)
 *             except InterruptedSystemCall:
 */
        {
          __Pyx_PyThreadState_declare
          __Pyx_PyThreadState_assign
          __Pyx_ExceptionSave(&__pyx_t_17, &__pyx_t_18, &__pyx_t_19);
          __Pyx_XGOTREF(__pyx_t_17);
          __Pyx_XGOTREF(__pyx_t_18);
          __Pyx_XGOTREF(__pyx_t_19);
          /*try:*/ {

            /* "zmq/backend/cython/_poll.pyx":115
 *                 rc = zmq_poll_c(pollitems, nsockets, timeout)
 *             try:
 *                 _check_rc(rc)             # <<<<<<<<<<<<<<
 *             except InterruptedSystemCall:
 *                 continue
 */
            __pyx_t_4 = __pyx_f_3zmq_7backend_6cython_7checkrc__check_rc(__pyx_v_rc); if (unlikely(__pyx_t_4 == -1)) __PYX_ERR(0, 115, __pyx_L36_error)

            /* "zmq/backend/cython/_poll.pyx":114
 *             with nogil:
 *                 rc = zmq_poll_c(pollitems, nsockets, timeout)
 *             try:             # <<<<<<<<<<<<<<
 *                 _check_rc(rc)
 *             except InterruptedSystemCall:
 */
          }

          /* "zmq/backend/cython/_poll.pyx":119
 *                 continue
 *             else:
 *                 break             # <<<<<<<<<<<<<<
 *     except Exception:
 *         free(pollitems)
 */
          /*else:*/ {
            goto __pyx_L41_try_break;
          }
          __pyx_L36_error:;
          __Pyx_PyThreadState_assign
          __Pyx_XDECREF(__pyx_t_8); __pyx_t_8 = 0;
          __Pyx_XDECREF(__pyx_t_7); __pyx_t_7 = 0;
          __Pyx_XDECREF(__pyx_t_3); __pyx_t_3 = 0;
          __Pyx_XDECREF(__pyx_t_6); __pyx_t_6 = 0;

          /* "zmq/backend/cython/_poll.pyx":116
 *             try:
 *                 _check_rc(rc)
 *             except InterruptedSystemCall:             # <<<<<<<<<<<<<<
 *                 continue
 *             else:
 */
          __pyx_t_6 = __Pyx_GetModuleGlobalName(__pyx_n_s_InterruptedSystemCall); if (unlikely(!__pyx_t_6)) __PYX_ERR(0, 116, __pyx_L38_except_error)
          __Pyx_GOTREF(__pyx_t_6);
          __pyx_t_4 = __Pyx_PyErr_ExceptionMatches(__pyx_t_6);
          __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
          if (__pyx_t_4) {
            __Pyx_AddTraceback("zmq.backend.cython._poll.zmq_poll", __pyx_clineno, __pyx_lineno, __pyx_filename);
            if (__Pyx_GetException(&__pyx_t_6, &__pyx_t_3, &__pyx_t_7) < 0) __PYX_ERR(0, 116, __pyx_L38_except_error)
            __Pyx_GOTREF(__pyx_t_6);
            __Pyx_GOTREF(__pyx_t_3);
            __Pyx_GOTREF(__pyx_t_7);

            /* "zmq/backend/cython/_poll.pyx":117
 *                 _check_rc(rc)
 *             except InterruptedSystemCall:
 *                 continue             # <<<<<<<<<<<<<<
 *             else:
 *                 break
 */
            goto __pyx_L45_except_continue;
            __pyx_L45_except_continue:;
            __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
            __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
            __Pyx_DECREF(__pyx_t_7); __pyx_t_7 = 0;
            goto __pyx_L42_try_continue;
          }
          goto __pyx_L38_except_error;
          __pyx_L38_except_error:;

          /* "zmq/backend/cython/_poll.pyx":114
 *             with nogil:
 *                 rc = zmq_poll_c(pollitems, nsockets, timeout)
 *             try:             # <<<<<<<<<<<<<<
 *                 _check_rc(rc)
 *             except InterruptedSystemCall:
 */
          __Pyx_PyThreadState_assign
          __Pyx_XGIVEREF(__pyx_t_17);
          __Pyx_XGIVEREF(__pyx_t_18);
          __Pyx_XGIVEREF(__pyx_t_19);
          __Pyx_ExceptionReset(__pyx_t_17, __pyx_t_18, __pyx_t_19);
          goto __pyx_L21_error;
          __pyx_L41_try_break:;
          __Pyx_PyThreadState_assign
          __Pyx_XGIVEREF(__pyx_t_17);
          __Pyx_XGIVEREF(__pyx_t_18);
          __Pyx_XGIVEREF(__pyx_t_19);
          __Pyx_ExceptionReset(__pyx_t_17, __pyx_t_18, __pyx_t_19);
          goto __pyx_L30_break;
          __pyx_L42_try_continue:;
          __Pyx_PyThreadState_assign
          __Pyx_XGIVEREF(__pyx_t_17);
          __Pyx_XGIVEREF(__pyx_t_18);
          __Pyx_XGIVEREF(__pyx_t_19);
          __Pyx_ExceptionReset(__pyx_t_17, __pyx_t_18, __pyx_t_19);
          goto __pyx_L29_continue;
        }
        __pyx_L29_continue:;
      }
      __pyx_L30_break:;

      /* "zmq/backend/cython/_poll.pyx":110
 *             )
 * 
 *     try:             # <<<<<<<<<<<<<<
 *         while True:
 *             with nogil:
 */
    }
    __Pyx_XDECREF(__pyx_t_16); __pyx_t_16 = 0;
    __Pyx_XDECREF(__pyx_t_15); __pyx_t_15 = 0;
    __Pyx_XDECREF(__pyx_t_14); __pyx_t_14 = 0;
    goto __pyx_L28_try_end;
    __pyx_L21_error:;
    __Pyx_PyThreadState_assign
    __Pyx_XDECREF(__pyx_t_8); __pyx_t_8 = 0;
    __Pyx_XDECREF(__pyx_t_6); __pyx_t_6 = 0;
    __Pyx_XDECREF(__pyx_t_3); __pyx_t_3 = 0;
    __Pyx_XDECREF(__pyx_t_7); __pyx_t_7 = 0;

    /* "zmq/backend/cython/_poll.pyx":120
 *             else:
 *                 break
 *     except Exception:             # <<<<<<<<<<<<<<
 *         free(pollitems)
 *         raise
 */
    __pyx_t_4 = __Pyx_PyErr_ExceptionMatches(__pyx_builtin_Exception);
    if (__pyx_t_4) {
      __Pyx_AddTraceback("zmq.backend.cython._poll.zmq_poll", __pyx_clineno, __pyx_lineno, __pyx_filename);
      if (__Pyx_GetException(&__pyx_t_7, &__pyx_t_3, &__pyx_t_6) < 0) __PYX_ERR(0, 120, __pyx_L23_except_error)
      __Pyx_GOTREF(__pyx_t_7);
      __Pyx_GOTREF(__pyx_t_3);
      __Pyx_GOTREF(__pyx_t_6);

      /* "zmq/backend/cython/_poll.pyx":121
 *                 break
 *     except Exception:
 *         free(pollitems)             # <<<<<<<<<<<<<<
 *         raise
 * 
 */
      free(__pyx_v_pollitems);

      /* "zmq/backend/cython/_poll.pyx":122
 *     except Exception:
 *         free(pollitems)
 *         raise             # <<<<<<<<<<<<<<
 * 
 *     results = []
 */
      __Pyx_GIVEREF(__pyx_t_7);
      __Pyx_GIVEREF(__pyx_t_3);
      __Pyx_XGIVEREF(__pyx_t_6);
      __Pyx_ErrRestoreWithState(__pyx_t_7, __pyx_t_3, __pyx_t_6);
      __pyx_t_7 = 0; __pyx_t_3 = 0; __pyx_t_6 = 0; 
      __PYX_ERR(0, 122, __pyx_L23_except_error)
    }
    goto __pyx_L23_except_error;
    __pyx_L23_except_error:;

    /* "zmq/backend/cython/_poll.pyx":110
 *             )
 * 
 *     try:             # <<<<<<<<<<<<<<
 *         while True:
 *             with nogil:
 */
    __Pyx_PyThreadState_assign
    __Pyx_XGIVEREF(__pyx_t_16);
    __Pyx_XGIVEREF(__pyx_t_15);
    __Pyx_XGIVEREF(__pyx_t_14);
    __Pyx_ExceptionReset(__pyx_t_16, __pyx_t_15, __pyx_t_14);
    goto __pyx_L1_error;
    __pyx_L28_try_end:;
  }

  /* "zmq/backend/cython/_poll.pyx":124
 *         raise
 * 
 *     results = []             # <<<<<<<<<<<<<<
 *     for i in range(nsockets):
 *         revents = pollitems[i].revents
 */
  __pyx_t_6 = PyList_New(0); if (unlikely(!__pyx_t_6)) __PYX_ERR(0, 124, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_6);
  __pyx_v_results = ((PyObject*)__pyx_t_6);
  __pyx_t_6 = 0;

  /* "zmq/backend/cython/_poll.pyx":125
 * 
 *     results = []
 *     for i in range(nsockets):             # <<<<<<<<<<<<<<
 *         revents = pollitems[i].revents
 *         # for compatibility with select.poll:
 */
  __pyx_t_4 = __pyx_v_nsockets;
  for (__pyx_t_5 = 0; __pyx_t_5 < __pyx_t_4; __pyx_t_5+=1) {
    __pyx_v_i = __pyx_t_5;

    /* "zmq/backend/cython/_poll.pyx":126
 *     results = []
 *     for i in range(nsockets):
 *         revents = pollitems[i].revents             # <<<<<<<<<<<<<<
 *         # for compatibility with select.poll:
 *         # - only return sockets with non-zero status
 */
    __pyx_t_12 = (__pyx_v_pollitems[__pyx_v_i]).revents;
    __pyx_v_revents = __pyx_t_12;

    /* "zmq/backend/cython/_poll.pyx":130
 *         # - only return sockets with non-zero status
 *         # - return the fd for plain sockets
 *         if revents > 0:             # <<<<<<<<<<<<<<
 *             if pollitems[i].socket != NULL:
 *                 s = sockets[i][0]
 */
    __pyx_t_10 = ((__pyx_v_revents > 0) != 0);
    if (__pyx_t_10) {

      /* "zmq/backend/cython/_poll.pyx":131
 *         # - return the fd for plain sockets
 *         if revents > 0:
 *             if pollitems[i].socket != NULL:             # <<<<<<<<<<<<<<
 *                 s = sockets[i][0]
 *             else:
 */
      __pyx_t_10 = (((__pyx_v_pollitems[__pyx_v_i]).socket != NULL) != 0);
      if (__pyx_t_10) {

        /* "zmq/backend/cython/_poll.pyx":132
 *         if revents > 0:
 *             if pollitems[i].socket != NULL:
 *                 s = sockets[i][0]             # <<<<<<<<<<<<<<
 *             else:
 *                 s = pollitems[i].fd
 */
        __pyx_t_6 = __Pyx_GetItemInt(__pyx_v_sockets, __pyx_v_i, int, 1, __Pyx_PyInt_From_int, 0, 1, 1); if (unlikely(!__pyx_t_6)) __PYX_ERR(0, 132, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_6);
        __pyx_t_3 = __Pyx_GetItemInt(__pyx_t_6, 0, long, 1, __Pyx_PyInt_From_long, 0, 0, 1); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 132, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_3);
        __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
        __Pyx_XDECREF_SET(__pyx_v_s, __pyx_t_3);
        __pyx_t_3 = 0;

        /* "zmq/backend/cython/_poll.pyx":131
 *         # - return the fd for plain sockets
 *         if revents > 0:
 *             if pollitems[i].socket != NULL:             # <<<<<<<<<<<<<<
 *                 s = sockets[i][0]
 *             else:
 */
        goto __pyx_L51;
      }

      /* "zmq/backend/cython/_poll.pyx":134
 *                 s = sockets[i][0]
 *             else:
 *                 s = pollitems[i].fd             # <<<<<<<<<<<<<<
 *             results.append((s, revents))
 * 
 */
      /*else*/ {
        __pyx_t_3 = __Pyx_PyInt_From_int((__pyx_v_pollitems[__pyx_v_i]).fd); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 134, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_3);
        __Pyx_XDECREF_SET(__pyx_v_s, __pyx_t_3);
        __pyx_t_3 = 0;
      }
      __pyx_L51:;

      /* "zmq/backend/cython/_poll.pyx":135
 *             else:
 *                 s = pollitems[i].fd
 *             results.append((s, revents))             # <<<<<<<<<<<<<<
 * 
 *     free(pollitems)
 */
      __pyx_t_3 = __Pyx_PyInt_From_short(__pyx_v_revents); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 135, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_3);
      __pyx_t_6 = PyTuple_New(2); if (unlikely(!__pyx_t_6)) __PYX_ERR(0, 135, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_6);
      __Pyx_INCREF(__pyx_v_s);
      __Pyx_GIVEREF(__pyx_v_s);
      PyTuple_SET_ITEM(__pyx_t_6, 0, __pyx_v_s);
      __Pyx_GIVEREF(__pyx_t_3);
      PyTuple_SET_ITEM(__pyx_t_6, 1, __pyx_t_3);
      __pyx_t_3 = 0;
      __pyx_t_20 = __Pyx_PyList_Append(__pyx_v_results, __pyx_t_6); if (unlikely(__pyx_t_20 == -1)) __PYX_ERR(0, 135, __pyx_L1_error)
      __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;

      /* "zmq/backend/cython/_poll.pyx":130
 *         # - only return sockets with non-zero status
 *         # - return the fd for plain sockets
 *         if revents > 0:             # <<<<<<<<<<<<<<
 *             if pollitems[i].socket != NULL:
 *                 s = sockets[i][0]
 */
    }
  }

  /* "zmq/backend/cython/_poll.pyx":137
 *             results.append((s, revents))
 * 
 *     free(pollitems)             # <<<<<<<<<<<<<<
 *     return results
 * 
 */
  free(__pyx_v_pollitems);

  /* "zmq/backend/cython/_poll.pyx":138
 * 
 *     free(pollitems)
 *     return results             # <<<<<<<<<<<<<<
 * 
 * #-----------------------------------------------------------------------------
 */
  __Pyx_XDECREF(__pyx_r);
  __Pyx_INCREF(__pyx_v_results);
  __pyx_r = __pyx_v_results;
  goto __pyx_L0;

  /* "zmq/backend/cython/_poll.pyx":48
 * 
 * 
 * def zmq_poll(sockets, long timeout=-1):             # <<<<<<<<<<<<<<
 *     """zmq_poll(sockets, timeout=-1)
 * 
 */

  /* function exit code */
  __pyx_L1_error:;
  __Pyx_XDECREF(__pyx_t_3);
  __Pyx_XDECREF(__pyx_t_6);
  __Pyx_XDECREF(__pyx_t_7);
  __Pyx_XDECREF(__pyx_t_8);
  __Pyx_AddTraceback("zmq.backend.cython._poll.zmq_poll", __pyx_clineno, __pyx_lineno, __pyx_filename);
  __pyx_r = NULL;
  __pyx_L0:;
  __Pyx_XDECREF(__pyx_v_s);
  __Pyx_XDECREF(__pyx_v_events);
  __Pyx_XDECREF(__pyx_v_fileno);
  __Pyx_XDECREF(__pyx_v_results);
  __Pyx_XGIVEREF(__pyx_r);
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

/* "zmq/backend/cython/checkrc.pxd":6
 * 
 * 
 * cdef inline int _check_rc(int rc) except -1:             # <<<<<<<<<<<<<<
 *     """internal utility for checking zmq return condition
 * 
 */

static CYTHON_INLINE int __pyx_f_3zmq_7backend_6cython_7checkrc__check_rc(int __pyx_v_rc) {
  int __pyx_v_errno;
  PyObject *__pyx_v_InterruptedSystemCall = NULL;
  PyObject *__pyx_v_Again = NULL;
  PyObject *__pyx_v_ContextTerminated = NULL;
  PyObject *__pyx_v_ZMQError = NULL;
  int __pyx_r;
  __Pyx_RefNannyDeclarations
  int __pyx_t_1;
  int __pyx_t_2;
  PyObject *__pyx_t_3 = NULL;
  PyObject *__pyx_t_4 = NULL;
  PyObject *__pyx_t_5 = NULL;
  PyObject *__pyx_t_6 = NULL;
  PyObject *__pyx_t_7 = NULL;
  __Pyx_RefNannySetupContext("_check_rc", 0);

  /* "zmq/backend/cython/checkrc.pxd":11
 *     and raising the appropriate Exception class
 *     """
 *     cdef int errno = zmq_errno()             # <<<<<<<<<<<<<<
 *     PyErr_CheckSignals()
 *     if rc == -1: # if rc < -1, it's a bug in libzmq. Should we warn?
 */
  __pyx_v_errno = zmq_errno();

  /* "zmq/backend/cython/checkrc.pxd":12
 *     """
 *     cdef int errno = zmq_errno()
 *     PyErr_CheckSignals()             # <<<<<<<<<<<<<<
 *     if rc == -1: # if rc < -1, it's a bug in libzmq. Should we warn?
 *         if errno == EINTR:
 */
  __pyx_t_1 = PyErr_CheckSignals(); if (unlikely(__pyx_t_1 == -1)) __PYX_ERR(1, 12, __pyx_L1_error)

  /* "zmq/backend/cython/checkrc.pxd":13
 *     cdef int errno = zmq_errno()
 *     PyErr_CheckSignals()
 *     if rc == -1: # if rc < -1, it's a bug in libzmq. Should we warn?             # <<<<<<<<<<<<<<
 *         if errno == EINTR:
 *             from zmq.error import InterruptedSystemCall
 */
  __pyx_t_2 = ((__pyx_v_rc == -1L) != 0);
  if (__pyx_t_2) {

    /* "zmq/backend/cython/checkrc.pxd":14
 *     PyErr_CheckSignals()
 *     if rc == -1: # if rc < -1, it's a bug in libzmq. Should we warn?
 *         if errno == EINTR:             # <<<<<<<<<<<<<<
 *             from zmq.error import InterruptedSystemCall
 *             raise InterruptedSystemCall(errno)
 */
    switch (__pyx_v_errno) {
      case EINTR:

      /* "zmq/backend/cython/checkrc.pxd":15
 *     if rc == -1: # if rc < -1, it's a bug in libzmq. Should we warn?
 *         if errno == EINTR:
 *             from zmq.error import InterruptedSystemCall             # <<<<<<<<<<<<<<
 *             raise InterruptedSystemCall(errno)
 *         elif errno == EAGAIN:
 */
      __pyx_t_3 = PyList_New(1); if (unlikely(!__pyx_t_3)) __PYX_ERR(1, 15, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_3);
      __Pyx_INCREF(__pyx_n_s_InterruptedSystemCall);
      __Pyx_GIVEREF(__pyx_n_s_InterruptedSystemCall);
      PyList_SET_ITEM(__pyx_t_3, 0, __pyx_n_s_InterruptedSystemCall);
      __pyx_t_4 = __Pyx_Import(__pyx_n_s_zmq_error, __pyx_t_3, -1); if (unlikely(!__pyx_t_4)) __PYX_ERR(1, 15, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_4);
      __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
      __pyx_t_3 = __Pyx_ImportFrom(__pyx_t_4, __pyx_n_s_InterruptedSystemCall); if (unlikely(!__pyx_t_3)) __PYX_ERR(1, 15, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_3);
      __Pyx_INCREF(__pyx_t_3);
      __pyx_v_InterruptedSystemCall = __pyx_t_3;
      __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
      __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;

      /* "zmq/backend/cython/checkrc.pxd":16
 *         if errno == EINTR:
 *             from zmq.error import InterruptedSystemCall
 *             raise InterruptedSystemCall(errno)             # <<<<<<<<<<<<<<
 *         elif errno == EAGAIN:
 *             from zmq.error import Again
 */
      __pyx_t_3 = __Pyx_PyInt_From_int(__pyx_v_errno); if (unlikely(!__pyx_t_3)) __PYX_ERR(1, 16, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_3);
      __Pyx_INCREF(__pyx_v_InterruptedSystemCall);
      __pyx_t_5 = __pyx_v_InterruptedSystemCall; __pyx_t_6 = NULL;
      if (CYTHON_COMPILING_IN_CPYTHON && unlikely(PyMethod_Check(__pyx_t_5))) {
        __pyx_t_6 = PyMethod_GET_SELF(__pyx_t_5);
        if (likely(__pyx_t_6)) {
          PyObject* function = PyMethod_GET_FUNCTION(__pyx_t_5);
          __Pyx_INCREF(__pyx_t_6);
          __Pyx_INCREF(function);
          __Pyx_DECREF_SET(__pyx_t_5, function);
        }
      }
      if (!__pyx_t_6) {
        __pyx_t_4 = __Pyx_PyObject_CallOneArg(__pyx_t_5, __pyx_t_3); if (unlikely(!__pyx_t_4)) __PYX_ERR(1, 16, __pyx_L1_error)
        __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
        __Pyx_GOTREF(__pyx_t_4);
      } else {
        __pyx_t_7 = PyTuple_New(1+1); if (unlikely(!__pyx_t_7)) __PYX_ERR(1, 16, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_7);
        __Pyx_GIVEREF(__pyx_t_6); PyTuple_SET_ITEM(__pyx_t_7, 0, __pyx_t_6); __pyx_t_6 = NULL;
        __Pyx_GIVEREF(__pyx_t_3);
        PyTuple_SET_ITEM(__pyx_t_7, 0+1, __pyx_t_3);
        __pyx_t_3 = 0;
        __pyx_t_4 = __Pyx_PyObject_Call(__pyx_t_5, __pyx_t_7, NULL); if (unlikely(!__pyx_t_4)) __PYX_ERR(1, 16, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_4);
        __Pyx_DECREF(__pyx_t_7); __pyx_t_7 = 0;
      }
      __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
      __Pyx_Raise(__pyx_t_4, 0, 0, 0);
      __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
      __PYX_ERR(1, 16, __pyx_L1_error)

      /* "zmq/backend/cython/checkrc.pxd":14
 *     PyErr_CheckSignals()
 *     if rc == -1: # if rc < -1, it's a bug in libzmq. Should we warn?
 *         if errno == EINTR:             # <<<<<<<<<<<<<<
 *             from zmq.error import InterruptedSystemCall
 *             raise InterruptedSystemCall(errno)
 */
      break;

      /* "zmq/backend/cython/checkrc.pxd":17
 *             from zmq.error import InterruptedSystemCall
 *             raise InterruptedSystemCall(errno)
 *         elif errno == EAGAIN:             # <<<<<<<<<<<<<<
 *             from zmq.error import Again
 *             raise Again(errno)
 */
      case EAGAIN:

      /* "zmq/backend/cython/checkrc.pxd":18
 *             raise InterruptedSystemCall(errno)
 *         elif errno == EAGAIN:
 *             from zmq.error import Again             # <<<<<<<<<<<<<<
 *             raise Again(errno)
 *         elif errno == ZMQ_ETERM:
 */
      __pyx_t_4 = PyList_New(1); if (unlikely(!__pyx_t_4)) __PYX_ERR(1, 18, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_4);
      __Pyx_INCREF(__pyx_n_s_Again);
      __Pyx_GIVEREF(__pyx_n_s_Again);
      PyList_SET_ITEM(__pyx_t_4, 0, __pyx_n_s_Again);
      __pyx_t_5 = __Pyx_Import(__pyx_n_s_zmq_error, __pyx_t_4, -1); if (unlikely(!__pyx_t_5)) __PYX_ERR(1, 18, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_5);
      __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
      __pyx_t_4 = __Pyx_ImportFrom(__pyx_t_5, __pyx_n_s_Again); if (unlikely(!__pyx_t_4)) __PYX_ERR(1, 18, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_4);
      __Pyx_INCREF(__pyx_t_4);
      __pyx_v_Again = __pyx_t_4;
      __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
      __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;

      /* "zmq/backend/cython/checkrc.pxd":19
 *         elif errno == EAGAIN:
 *             from zmq.error import Again
 *             raise Again(errno)             # <<<<<<<<<<<<<<
 *         elif errno == ZMQ_ETERM:
 *             from zmq.error import ContextTerminated
 */
      __pyx_t_4 = __Pyx_PyInt_From_int(__pyx_v_errno); if (unlikely(!__pyx_t_4)) __PYX_ERR(1, 19, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_4);
      __Pyx_INCREF(__pyx_v_Again);
      __pyx_t_7 = __pyx_v_Again; __pyx_t_3 = NULL;
      if (CYTHON_COMPILING_IN_CPYTHON && unlikely(PyMethod_Check(__pyx_t_7))) {
        __pyx_t_3 = PyMethod_GET_SELF(__pyx_t_7);
        if (likely(__pyx_t_3)) {
          PyObject* function = PyMethod_GET_FUNCTION(__pyx_t_7);
          __Pyx_INCREF(__pyx_t_3);
          __Pyx_INCREF(function);
          __Pyx_DECREF_SET(__pyx_t_7, function);
        }
      }
      if (!__pyx_t_3) {
        __pyx_t_5 = __Pyx_PyObject_CallOneArg(__pyx_t_7, __pyx_t_4); if (unlikely(!__pyx_t_5)) __PYX_ERR(1, 19, __pyx_L1_error)
        __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
        __Pyx_GOTREF(__pyx_t_5);
      } else {
        __pyx_t_6 = PyTuple_New(1+1); if (unlikely(!__pyx_t_6)) __PYX_ERR(1, 19, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_6);
        __Pyx_GIVEREF(__pyx_t_3); PyTuple_SET_ITEM(__pyx_t_6, 0, __pyx_t_3); __pyx_t_3 = NULL;
        __Pyx_GIVEREF(__pyx_t_4);
        PyTuple_SET_ITEM(__pyx_t_6, 0+1, __pyx_t_4);
        __pyx_t_4 = 0;
        __pyx_t_5 = __Pyx_PyObject_Call(__pyx_t_7, __pyx_t_6, NULL); if (unlikely(!__pyx_t_5)) __PYX_ERR(1, 19, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_5);
        __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
      }
      __Pyx_DECREF(__pyx_t_7); __pyx_t_7 = 0;
      __Pyx_Raise(__pyx_t_5, 0, 0, 0);
      __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
      __PYX_ERR(1, 19, __pyx_L1_error)

      /* "zmq/backend/cython/checkrc.pxd":17
 *             from zmq.error import InterruptedSystemCall
 *             raise InterruptedSystemCall(errno)
 *         elif errno == EAGAIN:             # <<<<<<<<<<<<<<
 *             from zmq.error import Again
 *             raise Again(errno)
 */
      break;

      /* "zmq/backend/cython/checkrc.pxd":20
 *             from zmq.error import Again
 *             raise Again(errno)
 *         elif errno == ZMQ_ETERM:             # <<<<<<<<<<<<<<
 *             from zmq.error import ContextTerminated
 *             raise ContextTerminated(errno)
 */
      case ETERM:

      /* "zmq/backend/cython/checkrc.pxd":21
 *             raise Again(errno)
 *         elif errno == ZMQ_ETERM:
 *             from zmq.error import ContextTerminated             # <<<<<<<<<<<<<<
 *             raise ContextTerminated(errno)
 *         else:
 */
      __pyx_t_5 = PyList_New(1); if (unlikely(!__pyx_t_5)) __PYX_ERR(1, 21, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_5);
      __Pyx_INCREF(__pyx_n_s_ContextTerminated);
      __Pyx_GIVEREF(__pyx_n_s_ContextTerminated);
      PyList_SET_ITEM(__pyx_t_5, 0, __pyx_n_s_ContextTerminated);
      __pyx_t_7 = __Pyx_Import(__pyx_n_s_zmq_error, __pyx_t_5, -1); if (unlikely(!__pyx_t_7)) __PYX_ERR(1, 21, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_7);
      __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
      __pyx_t_5 = __Pyx_ImportFrom(__pyx_t_7, __pyx_n_s_ContextTerminated); if (unlikely(!__pyx_t_5)) __PYX_ERR(1, 21, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_5);
      __Pyx_INCREF(__pyx_t_5);
      __pyx_v_ContextTerminated = __pyx_t_5;
      __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
      __Pyx_DECREF(__pyx_t_7); __pyx_t_7 = 0;

      /* "zmq/backend/cython/checkrc.pxd":22
 *         elif errno == ZMQ_ETERM:
 *             from zmq.error import ContextTerminated
 *             raise ContextTerminated(errno)             # <<<<<<<<<<<<<<
 *         else:
 *             from zmq.error import ZMQError
 */
      __pyx_t_5 = __Pyx_PyInt_From_int(__pyx_v_errno); if (unlikely(!__pyx_t_5)) __PYX_ERR(1, 22, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_5);
      __Pyx_INCREF(__pyx_v_ContextTerminated);
      __pyx_t_6 = __pyx_v_ContextTerminated; __pyx_t_4 = NULL;
      if (CYTHON_COMPILING_IN_CPYTHON && unlikely(PyMethod_Check(__pyx_t_6))) {
        __pyx_t_4 = PyMethod_GET_SELF(__pyx_t_6);
        if (likely(__pyx_t_4)) {
          PyObject* function = PyMethod_GET_FUNCTION(__pyx_t_6);
          __Pyx_INCREF(__pyx_t_4);
          __Pyx_INCREF(function);
          __Pyx_DECREF_SET(__pyx_t_6, function);
        }
      }
      if (!__pyx_t_4) {
        __pyx_t_7 = __Pyx_PyObject_CallOneArg(__pyx_t_6, __pyx_t_5); if (unlikely(!__pyx_t_7)) __PYX_ERR(1, 22, __pyx_L1_error)
        __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
        __Pyx_GOTREF(__pyx_t_7);
      } else {
        __pyx_t_3 = PyTuple_New(1+1); if (unlikely(!__pyx_t_3)) __PYX_ERR(1, 22, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_3);
        __Pyx_GIVEREF(__pyx_t_4); PyTuple_SET_ITEM(__pyx_t_3, 0, __pyx_t_4); __pyx_t_4 = NULL;
        __Pyx_GIVEREF(__pyx_t_5);
        PyTuple_SET_ITEM(__pyx_t_3, 0+1, __pyx_t_5);
        __pyx_t_5 = 0;
        __pyx_t_7 = __Pyx_PyObject_Call(__pyx_t_6, __pyx_t_3, NULL); if (unlikely(!__pyx_t_7)) __PYX_ERR(1, 22, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_7);
        __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
      }
      __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
      __Pyx_Raise(__pyx_t_7, 0, 0, 0);
      __Pyx_DECREF(__pyx_t_7); __pyx_t_7 = 0;
      __PYX_ERR(1, 22, __pyx_L1_error)

      /* "zmq/backend/cython/checkrc.pxd":20
 *             from zmq.error import Again
 *             raise Again(errno)
 *         elif errno == ZMQ_ETERM:             # <<<<<<<<<<<<<<
 *             from zmq.error import ContextTerminated
 *             raise ContextTerminated(errno)
 */
      break;
      default:

      /* "zmq/backend/cython/checkrc.pxd":24
 *             raise ContextTerminated(errno)
 *         else:
 *             from zmq.error import ZMQError             # <<<<<<<<<<<<<<
 *             raise ZMQError(errno)
 *     return 0
 */
      __pyx_t_7 = PyList_New(1); if (unlikely(!__pyx_t_7)) __PYX_ERR(1, 24, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_7);
      __Pyx_INCREF(__pyx_n_s_ZMQError);
      __Pyx_GIVEREF(__pyx_n_s_ZMQError);
      PyList_SET_ITEM(__pyx_t_7, 0, __pyx_n_s_ZMQError);
      __pyx_t_6 = __Pyx_Import(__pyx_n_s_zmq_error, __pyx_t_7, -1); if (unlikely(!__pyx_t_6)) __PYX_ERR(1, 24, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_6);
      __Pyx_DECREF(__pyx_t_7); __pyx_t_7 = 0;
      __pyx_t_7 = __Pyx_ImportFrom(__pyx_t_6, __pyx_n_s_ZMQError); if (unlikely(!__pyx_t_7)) __PYX_ERR(1, 24, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_7);
      __Pyx_INCREF(__pyx_t_7);
      __pyx_v_ZMQError = __pyx_t_7;
      __Pyx_DECREF(__pyx_t_7); __pyx_t_7 = 0;
      __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;

      /* "zmq/backend/cython/checkrc.pxd":25
 *         else:
 *             from zmq.error import ZMQError
 *             raise ZMQError(errno)             # <<<<<<<<<<<<<<
 *     return 0
 */
      __pyx_t_7 = __Pyx_PyInt_From_int(__pyx_v_errno); if (unlikely(!__pyx_t_7)) __PYX_ERR(1, 25, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_7);
      __Pyx_INCREF(__pyx_v_ZMQError);
      __pyx_t_3 = __pyx_v_ZMQError; __pyx_t_5 = NULL;
      if (CYTHON_COMPILING_IN_CPYTHON && unlikely(PyMethod_Check(__pyx_t_3))) {
        __pyx_t_5 = PyMethod_GET_SELF(__pyx_t_3);
        if (likely(__pyx_t_5)) {
          PyObject* function = PyMethod_GET_FUNCTION(__pyx_t_3);
          __Pyx_INCREF(__pyx_t_5);
          __Pyx_INCREF(function);
          __Pyx_DECREF_SET(__pyx_t_3, function);
        }
      }
      if (!__pyx_t_5) {
        __pyx_t_6 = __Pyx_PyObject_CallOneArg(__pyx_t_3, __pyx_t_7); if (unlikely(!__pyx_t_6)) __PYX_ERR(1, 25, __pyx_L1_error)
        __Pyx_DECREF(__pyx_t_7); __pyx_t_7 = 0;
        __Pyx_GOTREF(__pyx_t_6);
      } else {
        __pyx_t_4 = PyTuple_New(1+1); if (unlikely(!__pyx_t_4)) __PYX_ERR(1, 25, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_4);
        __Pyx_GIVEREF(__pyx_t_5); PyTuple_SET_ITEM(__pyx_t_4, 0, __pyx_t_5); __pyx_t_5 = NULL;
        __Pyx_GIVEREF(__pyx_t_7);
        PyTuple_SET_ITEM(__pyx_t_4, 0+1, __pyx_t_7);
        __pyx_t_7 = 0;
        __pyx_t_6 = __Pyx_PyObject_Call(__pyx_t_3, __pyx_t_4, NULL); if (unlikely(!__pyx_t_6)) __PYX_ERR(1, 25, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_6);
        __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
      }
      __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
      __Pyx_Raise(__pyx_t_6, 0, 0, 0);
      __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
      __PYX_ERR(1, 25, __pyx_L1_error)
      break;
    }

    /* "zmq/backend/cython/checkrc.pxd":13
 *     cdef int errno = zmq_errno()
 *     PyErr_CheckSignals()
 *     if rc == -1: # if rc < -1, it's a bug in libzmq. Should we warn?             # <<<<<<<<<<<<<<
 *         if errno == EINTR:
 *             from zmq.error import InterruptedSystemCall
 */
  }

  /* "zmq/backend/cython/checkrc.pxd":26
 *             from zmq.error import ZMQError
 *             raise ZMQError(errno)
 *     return 0             # <<<<<<<<<<<<<<
 */
  __pyx_r = 0;
  goto __pyx_L0;

  /* "zmq/backend/cython/checkrc.pxd":6
 * 
 * 
 * cdef inline int _check_rc(int rc) except -1:             # <<<<<<<<<<<<<<
 *     """internal utility for checking zmq return condition
 * 
 */

  /* function exit code */
  __pyx_L1_error:;
  __Pyx_XDECREF(__pyx_t_3);
  __Pyx_XDECREF(__pyx_t_4);
  __Pyx_XDECREF(__pyx_t_5);
  __Pyx_XDECREF(__pyx_t_6);
  __Pyx_XDECREF(__pyx_t_7);
  __Pyx_AddTraceback("zmq.backend.cython.checkrc._check_rc", __pyx_clineno, __pyx_lineno, __pyx_filename);
  __pyx_r = -1;
  __pyx_L0:;
  __Pyx_XDECREF(__pyx_v_InterruptedSystemCall);
  __Pyx_XDECREF(__pyx_v_Again);
  __Pyx_XDECREF(__pyx_v_ContextTerminated);
  __Pyx_XDECREF(__pyx_v_ZMQError);
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

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

#if PY_MAJOR_VERSION >= 3
static struct PyModuleDef __pyx_moduledef = {
  #if PY_VERSION_HEX < 0x03020000
    { PyObject_HEAD_INIT(NULL) NULL, 0, NULL },
  #else
    PyModuleDef_HEAD_INIT,
  #endif
    "_poll",
    __pyx_k_0MQ_polling_related_functions_an, /* m_doc */
    -1, /* m_size */
    __pyx_methods /* m_methods */,
    NULL, /* m_reload */
    NULL, /* m_traverse */
    NULL, /* m_clear */
    NULL /* m_free */
};
#endif

static __Pyx_StringTabEntry __pyx_string_tab[] = {
  {&__pyx_n_s_Again, __pyx_k_Again, sizeof(__pyx_k_Again), 0, 0, 1, 1},
  {&__pyx_n_s_ContextTerminated, __pyx_k_ContextTerminated, sizeof(__pyx_k_ContextTerminated), 0, 0, 1, 1},
  {&__pyx_kp_s_Could_not_allocate_poll_items, __pyx_k_Could_not_allocate_poll_items, sizeof(__pyx_k_Could_not_allocate_poll_items), 0, 0, 1, 0},
  {&__pyx_n_s_Exception, __pyx_k_Exception, sizeof(__pyx_k_Exception), 0, 0, 1, 1},
  {&__pyx_n_s_InterruptedSystemCall, __pyx_k_InterruptedSystemCall, sizeof(__pyx_k_InterruptedSystemCall), 0, 0, 1, 1},
  {&__pyx_n_s_MemoryError, __pyx_k_MemoryError, sizeof(__pyx_k_MemoryError), 0, 0, 1, 1},
  {&__pyx_kp_s_Socket_must_be_a_0MQ_socket_an_i, __pyx_k_Socket_must_be_a_0MQ_socket_an_i, sizeof(__pyx_k_Socket_must_be_a_0MQ_socket_an_i), 0, 0, 1, 0},
  {&__pyx_n_s_TypeError, __pyx_k_TypeError, sizeof(__pyx_k_TypeError), 0, 0, 1, 1},
  {&__pyx_n_s_ValueError, __pyx_k_ValueError, sizeof(__pyx_k_ValueError), 0, 0, 1, 1},
  {&__pyx_n_s_ZMQError, __pyx_k_ZMQError, sizeof(__pyx_k_ZMQError), 0, 0, 1, 1},
  {&__pyx_n_s_all, __pyx_k_all, sizeof(__pyx_k_all), 0, 0, 1, 1},
  {&__pyx_n_s_current_socket, __pyx_k_current_socket, sizeof(__pyx_k_current_socket), 0, 0, 1, 1},
  {&__pyx_n_s_events, __pyx_k_events, sizeof(__pyx_k_events), 0, 0, 1, 1},
  {&__pyx_n_s_fileno, __pyx_k_fileno, sizeof(__pyx_k_fileno), 0, 0, 1, 1},
  {&__pyx_kp_s_fileno_must_return_a_valid_integ, __pyx_k_fileno_must_return_a_valid_integ, sizeof(__pyx_k_fileno_must_return_a_valid_integ), 0, 0, 1, 0},
  {&__pyx_n_s_i, __pyx_k_i, sizeof(__pyx_k_i), 0, 0, 1, 1},
  {&__pyx_n_s_import, __pyx_k_import, sizeof(__pyx_k_import), 0, 0, 1, 1},
  {&__pyx_n_s_int_t, __pyx_k_int_t, sizeof(__pyx_k_int_t), 0, 0, 1, 1},
  {&__pyx_n_s_main, __pyx_k_main, sizeof(__pyx_k_main), 0, 0, 1, 1},
  {&__pyx_n_s_nsockets, __pyx_k_nsockets, sizeof(__pyx_k_nsockets), 0, 0, 1, 1},
  {&__pyx_n_s_pollitems, __pyx_k_pollitems, sizeof(__pyx_k_pollitems), 0, 0, 1, 1},
  {&__pyx_kp_s_private_tmp_pyzmq_release_zmq_b, __pyx_k_private_tmp_pyzmq_release_zmq_b, sizeof(__pyx_k_private_tmp_pyzmq_release_zmq_b), 0, 0, 1, 0},
  {&__pyx_n_s_pyx_vtable, __pyx_k_pyx_vtable, sizeof(__pyx_k_pyx_vtable), 0, 0, 1, 1},
  {&__pyx_n_s_range, __pyx_k_range, sizeof(__pyx_k_range), 0, 0, 1, 1},
  {&__pyx_n_s_rc, __pyx_k_rc, sizeof(__pyx_k_rc), 0, 0, 1, 1},
  {&__pyx_n_s_results, __pyx_k_results, sizeof(__pyx_k_results), 0, 0, 1, 1},
  {&__pyx_n_s_revents, __pyx_k_revents, sizeof(__pyx_k_revents), 0, 0, 1, 1},
  {&__pyx_n_s_s, __pyx_k_s, sizeof(__pyx_k_s), 0, 0, 1, 1},
  {&__pyx_n_s_sockets, __pyx_k_sockets, sizeof(__pyx_k_sockets), 0, 0, 1, 1},
  {&__pyx_n_s_sys, __pyx_k_sys, sizeof(__pyx_k_sys), 0, 0, 1, 1},
  {&__pyx_n_s_test, __pyx_k_test, sizeof(__pyx_k_test), 0, 0, 1, 1},
  {&__pyx_n_s_timeout, __pyx_k_timeout, sizeof(__pyx_k_timeout), 0, 0, 1, 1},
  {&__pyx_n_s_version_info, __pyx_k_version_info, sizeof(__pyx_k_version_info), 0, 0, 1, 1},
  {&__pyx_n_s_zmq_backend_cython__poll, __pyx_k_zmq_backend_cython__poll, sizeof(__pyx_k_zmq_backend_cython__poll), 0, 0, 1, 1},
  {&__pyx_n_s_zmq_error, __pyx_k_zmq_error, sizeof(__pyx_k_zmq_error), 0, 0, 1, 1},
  {&__pyx_n_s_zmq_poll, __pyx_k_zmq_poll, sizeof(__pyx_k_zmq_poll), 0, 0, 1, 1},
  {0, 0, 0, 0, 0, 0, 0}
};
static int __Pyx_InitCachedBuiltins(void) {
  __pyx_builtin_MemoryError = __Pyx_GetBuiltinName(__pyx_n_s_MemoryError); if (!__pyx_builtin_MemoryError) __PYX_ERR(0, 74, __pyx_L1_error)
  __pyx_builtin_range = __Pyx_GetBuiltinName(__pyx_n_s_range); if (!__pyx_builtin_range) __PYX_ERR(0, 81, __pyx_L1_error)
  __pyx_builtin_ValueError = __Pyx_GetBuiltinName(__pyx_n_s_ValueError); if (!__pyx_builtin_ValueError) __PYX_ERR(0, 97, __pyx_L1_error)
  __pyx_builtin_TypeError = __Pyx_GetBuiltinName(__pyx_n_s_TypeError); if (!__pyx_builtin_TypeError) __PYX_ERR(0, 105, __pyx_L1_error)
  __pyx_builtin_Exception = __Pyx_GetBuiltinName(__pyx_n_s_Exception); if (!__pyx_builtin_Exception) __PYX_ERR(0, 120, __pyx_L1_error)
  return 0;
  __pyx_L1_error:;
  return -1;
}

static int __Pyx_InitCachedConstants(void) {
  __Pyx_RefNannyDeclarations
  __Pyx_RefNannySetupContext("__Pyx_InitCachedConstants", 0);

  /* "zmq/backend/cython/_poll.pyx":74
 *     pollitems = <zmq_pollitem_t *>malloc(nsockets*sizeof(zmq_pollitem_t))
 *     if pollitems == NULL:
 *         raise MemoryError("Could not allocate poll items")             # <<<<<<<<<<<<<<
 * 
 *     if ZMQ_VERSION_MAJOR < 3:
 */
  __pyx_tuple_ = PyTuple_Pack(1, __pyx_kp_s_Could_not_allocate_poll_items); if (unlikely(!__pyx_tuple_)) __PYX_ERR(0, 74, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_tuple_);
  __Pyx_GIVEREF(__pyx_tuple_);

  /* "zmq/backend/cython/_poll.pyx":97
 *             except:
 *                 free(pollitems)
 *                 raise ValueError('fileno() must return a valid integer fd')             # <<<<<<<<<<<<<<
 *             else:
 *                 pollitems[i].socket = NULL
 */
  __pyx_tuple__2 = PyTuple_Pack(1, __pyx_kp_s_fileno_must_return_a_valid_integ); if (unlikely(!__pyx_tuple__2)) __PYX_ERR(0, 97, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_tuple__2);
  __Pyx_GIVEREF(__pyx_tuple__2);

  /* "zmq/backend/cython/_poll.pyx":48
 * 
 * 
 * def zmq_poll(sockets, long timeout=-1):             # <<<<<<<<<<<<<<
 *     """zmq_poll(sockets, timeout=-1)
 * 
 */
  __pyx_tuple__3 = PyTuple_Pack(12, __pyx_n_s_sockets, __pyx_n_s_timeout, __pyx_n_s_rc, __pyx_n_s_i, __pyx_n_s_pollitems, __pyx_n_s_nsockets, __pyx_n_s_current_socket, __pyx_n_s_s, __pyx_n_s_events, __pyx_n_s_fileno, __pyx_n_s_results, __pyx_n_s_revents); if (unlikely(!__pyx_tuple__3)) __PYX_ERR(0, 48, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_tuple__3);
  __Pyx_GIVEREF(__pyx_tuple__3);
  __pyx_codeobj__4 = (PyObject*)__Pyx_PyCode_New(2, 0, 12, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_tuple__3, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_private_tmp_pyzmq_release_zmq_b, __pyx_n_s_zmq_poll, 48, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__4)) __PYX_ERR(0, 48, __pyx_L1_error)
  __Pyx_RefNannyFinishContext();
  return 0;
  __pyx_L1_error:;
  __Pyx_RefNannyFinishContext();
  return -1;
}

static int __Pyx_InitGlobals(void) {
  if (__Pyx_InitStrings(__pyx_string_tab) < 0) __PYX_ERR(0, 1, __pyx_L1_error);
  __pyx_int_3 = PyInt_FromLong(3); if (unlikely(!__pyx_int_3)) __PYX_ERR(0, 1, __pyx_L1_error)
  return 0;
  __pyx_L1_error:;
  return -1;
}

#if PY_MAJOR_VERSION < 3
PyMODINIT_FUNC init_poll(void); /*proto*/
PyMODINIT_FUNC init_poll(void)
#else
PyMODINIT_FUNC PyInit__poll(void); /*proto*/
PyMODINIT_FUNC PyInit__poll(void)
#endif
{
  PyObject *__pyx_t_1 = NULL;
  PyObject *__pyx_t_2 = NULL;
  int __pyx_t_3;
  __Pyx_RefNannyDeclarations
  #if CYTHON_REFNANNY
  __Pyx_RefNanny = __Pyx_RefNannyImportAPI("refnanny");
  if (!__Pyx_RefNanny) {
      PyErr_Clear();
      __Pyx_RefNanny = __Pyx_RefNannyImportAPI("Cython.Runtime.refnanny");
      if (!__Pyx_RefNanny)
          Py_FatalError("failed to import 'refnanny' module");
  }
  #endif
  __Pyx_RefNannySetupContext("PyMODINIT_FUNC PyInit__poll(void)", 0);
  if (__Pyx_check_binary_version() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
  __pyx_empty_tuple = PyTuple_New(0); if (unlikely(!__pyx_empty_tuple)) __PYX_ERR(0, 1, __pyx_L1_error)
  __pyx_empty_bytes = PyBytes_FromStringAndSize("", 0); if (unlikely(!__pyx_empty_bytes)) __PYX_ERR(0, 1, __pyx_L1_error)
  __pyx_empty_unicode = PyUnicode_FromStringAndSize("", 0); if (unlikely(!__pyx_empty_unicode)) __PYX_ERR(0, 1, __pyx_L1_error)
  #ifdef __Pyx_CyFunction_USED
  if (__pyx_CyFunction_init() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
  #endif
  #ifdef __Pyx_FusedFunction_USED
  if (__pyx_FusedFunction_init() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
  #endif
  #ifdef __Pyx_Coroutine_USED
  if (__pyx_Coroutine_init() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
  #endif
  #ifdef __Pyx_Generator_USED
  if (__pyx_Generator_init() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
  #endif
  #ifdef __Pyx_StopAsyncIteration_USED
  if (__pyx_StopAsyncIteration_init() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
  #endif
  /*--- Library function declarations ---*/
  /*--- Threads initialization code ---*/
  #if defined(__PYX_FORCE_INIT_THREADS) && __PYX_FORCE_INIT_THREADS
  #ifdef WITH_THREAD /* Python build with threading support? */
  PyEval_InitThreads();
  #endif
  #endif
  /*--- Module creation code ---*/
  #if PY_MAJOR_VERSION < 3
  __pyx_m = Py_InitModule4("_poll", __pyx_methods, __pyx_k_0MQ_polling_related_functions_an, 0, PYTHON_API_VERSION); Py_XINCREF(__pyx_m);
  #else
  __pyx_m = PyModule_Create(&__pyx_moduledef);
  #endif
  if (unlikely(!__pyx_m)) __PYX_ERR(0, 1, __pyx_L1_error)
  __pyx_d = PyModule_GetDict(__pyx_m); if (unlikely(!__pyx_d)) __PYX_ERR(0, 1, __pyx_L1_error)
  Py_INCREF(__pyx_d);
  __pyx_b = PyImport_AddModule(__Pyx_BUILTIN_MODULE_NAME); if (unlikely(!__pyx_b)) __PYX_ERR(0, 1, __pyx_L1_error)
  #if CYTHON_COMPILING_IN_PYPY
  Py_INCREF(__pyx_b);
  #endif
  if (PyObject_SetAttrString(__pyx_m, "__builtins__", __pyx_b) < 0) __PYX_ERR(0, 1, __pyx_L1_error);
  /*--- Initialize various global constants etc. ---*/
  if (__Pyx_InitGlobals() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
  #if PY_MAJOR_VERSION < 3 && (__PYX_DEFAULT_STRING_ENCODING_IS_ASCII || __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT)
  if (__Pyx_init_sys_getdefaultencoding_params() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
  #endif
  if (__pyx_module_is_main_zmq__backend__cython___poll) {
    if (PyObject_SetAttrString(__pyx_m, "__name__", __pyx_n_s_main) < 0) __PYX_ERR(0, 1, __pyx_L1_error)
  }
  #if PY_MAJOR_VERSION >= 3
  {
    PyObject *modules = PyImport_GetModuleDict(); if (unlikely(!modules)) __PYX_ERR(0, 1, __pyx_L1_error)
    if (!PyDict_GetItemString(modules, "zmq.backend.cython._poll")) {
      if (unlikely(PyDict_SetItemString(modules, "zmq.backend.cython._poll", __pyx_m) < 0)) __PYX_ERR(0, 1, __pyx_L1_error)
    }
  }
  #endif
  /*--- Builtin init code ---*/
  if (__Pyx_InitCachedBuiltins() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
  /*--- Constants init code ---*/
  if (__Pyx_InitCachedConstants() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
  /*--- Global init code ---*/
  /*--- Variable export code ---*/
  /*--- Function export code ---*/
  /*--- Type init code ---*/
  /*--- Type import code ---*/
  __pyx_ptype_3zmq_7backend_6cython_7context_Context = __Pyx_ImportType("zmq.backend.cython.context", "Context", sizeof(struct __pyx_obj_3zmq_7backend_6cython_7context_Context), 1); if (unlikely(!__pyx_ptype_3zmq_7backend_6cython_7context_Context)) __PYX_ERR(2, 26, __pyx_L1_error)
  __pyx_vtabptr_3zmq_7backend_6cython_7context_Context = (struct __pyx_vtabstruct_3zmq_7backend_6cython_7context_Context*)__Pyx_GetVtable(__pyx_ptype_3zmq_7backend_6cython_7context_Context->tp_dict); if (unlikely(!__pyx_vtabptr_3zmq_7backend_6cython_7context_Context)) __PYX_ERR(2, 26, __pyx_L1_error)
  __pyx_ptype_3zmq_7backend_6cython_6socket_Socket = __Pyx_ImportType("zmq.backend.cython.socket", "Socket", sizeof(struct __pyx_obj_3zmq_7backend_6cython_6socket_Socket), 1); if (unlikely(!__pyx_ptype_3zmq_7backend_6cython_6socket_Socket)) __PYX_ERR(3, 33, __pyx_L1_error)
  __pyx_vtabptr_3zmq_7backend_6cython_6socket_Socket = (struct __pyx_vtabstruct_3zmq_7backend_6cython_6socket_Socket*)__Pyx_GetVtable(__pyx_ptype_3zmq_7backend_6cython_6socket_Socket->tp_dict); if (unlikely(!__pyx_vtabptr_3zmq_7backend_6cython_6socket_Socket)) __PYX_ERR(3, 33, __pyx_L1_error)
  __pyx_ptype_7cpython_4type_type = __Pyx_ImportType(__Pyx_BUILTIN_MODULE_NAME, "type", 
  #if CYTHON_COMPILING_IN_PYPY
  sizeof(PyTypeObject),
  #else
  sizeof(PyHeapTypeObject),
  #endif
  0); if (unlikely(!__pyx_ptype_7cpython_4type_type)) __PYX_ERR(4, 9, __pyx_L1_error)
  __pyx_ptype_7cpython_4bool_bool = __Pyx_ImportType(__Pyx_BUILTIN_MODULE_NAME, "bool", sizeof(PyBoolObject), 0); if (unlikely(!__pyx_ptype_7cpython_4bool_bool)) __PYX_ERR(5, 8, __pyx_L1_error)
  __pyx_ptype_7cpython_7complex_complex = __Pyx_ImportType(__Pyx_BUILTIN_MODULE_NAME, "complex", sizeof(PyComplexObject), 0); if (unlikely(!__pyx_ptype_7cpython_7complex_complex)) __PYX_ERR(6, 15, __pyx_L1_error)
  /*--- Variable import code ---*/
  /*--- Function import code ---*/
  /*--- Execution code ---*/
  #if defined(__Pyx_Generator_USED) || defined(__Pyx_Coroutine_USED)
  if (__Pyx_patch_abc() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
  #endif

  /* "zmq/backend/cython/_poll.pyx":32
 * from socket cimport Socket
 * 
 * import sys             # <<<<<<<<<<<<<<
 * 
 * from zmq.backend.cython.checkrc cimport _check_rc
 */
  __pyx_t_1 = __Pyx_Import(__pyx_n_s_sys, 0, -1); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 32, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  if (PyDict_SetItem(__pyx_d, __pyx_n_s_sys, __pyx_t_1) < 0) __PYX_ERR(0, 32, __pyx_L1_error)
  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;

  /* "zmq/backend/cython/_poll.pyx":35
 * 
 * from zmq.backend.cython.checkrc cimport _check_rc
 * from zmq.error import InterruptedSystemCall             # <<<<<<<<<<<<<<
 * 
 * #-----------------------------------------------------------------------------
 */
  __pyx_t_1 = PyList_New(1); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 35, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  __Pyx_INCREF(__pyx_n_s_InterruptedSystemCall);
  __Pyx_GIVEREF(__pyx_n_s_InterruptedSystemCall);
  PyList_SET_ITEM(__pyx_t_1, 0, __pyx_n_s_InterruptedSystemCall);
  __pyx_t_2 = __Pyx_Import(__pyx_n_s_zmq_error, __pyx_t_1, -1); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 35, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_2);
  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
  __pyx_t_1 = __Pyx_ImportFrom(__pyx_t_2, __pyx_n_s_InterruptedSystemCall); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 35, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  if (PyDict_SetItem(__pyx_d, __pyx_n_s_InterruptedSystemCall, __pyx_t_1) < 0) __PYX_ERR(0, 35, __pyx_L1_error)
  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
  __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;

  /* "zmq/backend/cython/_poll.pyx":42
 * 
 * # version-independent typecheck for int/long
 * if sys.version_info[0] >= 3:             # <<<<<<<<<<<<<<
 *     int_t = int
 * else:
 */
  __pyx_t_2 = __Pyx_GetModuleGlobalName(__pyx_n_s_sys); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 42, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_2);
  __pyx_t_1 = __Pyx_PyObject_GetAttrStr(__pyx_t_2, __pyx_n_s_version_info); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 42, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
  __pyx_t_2 = __Pyx_GetItemInt(__pyx_t_1, 0, long, 1, __Pyx_PyInt_From_long, 0, 0, 1); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 42, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_2);
  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
  __pyx_t_1 = PyObject_RichCompare(__pyx_t_2, __pyx_int_3, Py_GE); __Pyx_XGOTREF(__pyx_t_1); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 42, __pyx_L1_error)
  __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
  __pyx_t_3 = __Pyx_PyObject_IsTrue(__pyx_t_1); if (unlikely(__pyx_t_3 < 0)) __PYX_ERR(0, 42, __pyx_L1_error)
  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
  if (__pyx_t_3) {

    /* "zmq/backend/cython/_poll.pyx":43
 * # version-independent typecheck for int/long
 * if sys.version_info[0] >= 3:
 *     int_t = int             # <<<<<<<<<<<<<<
 * else:
 *     int_t = (int,long)
 */
    if (PyDict_SetItem(__pyx_d, __pyx_n_s_int_t, ((PyObject *)(&PyInt_Type))) < 0) __PYX_ERR(0, 43, __pyx_L1_error)

    /* "zmq/backend/cython/_poll.pyx":42
 * 
 * # version-independent typecheck for int/long
 * if sys.version_info[0] >= 3:             # <<<<<<<<<<<<<<
 *     int_t = int
 * else:
 */
    goto __pyx_L2;
  }

  /* "zmq/backend/cython/_poll.pyx":45
 *     int_t = int
 * else:
 *     int_t = (int,long)             # <<<<<<<<<<<<<<
 * 
 * 
 */
  /*else*/ {
    __pyx_t_1 = PyTuple_New(2); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 45, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_1);
    __Pyx_INCREF(((PyObject *)(&PyInt_Type)));
    __Pyx_GIVEREF(((PyObject *)(&PyInt_Type)));
    PyTuple_SET_ITEM(__pyx_t_1, 0, ((PyObject *)(&PyInt_Type)));
    __Pyx_INCREF(((PyObject *)(&PyLong_Type)));
    __Pyx_GIVEREF(((PyObject *)(&PyLong_Type)));
    PyTuple_SET_ITEM(__pyx_t_1, 1, ((PyObject *)(&PyLong_Type)));
    if (PyDict_SetItem(__pyx_d, __pyx_n_s_int_t, __pyx_t_1) < 0) __PYX_ERR(0, 45, __pyx_L1_error)
    __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
  }
  __pyx_L2:;

  /* "zmq/backend/cython/_poll.pyx":48
 * 
 * 
 * def zmq_poll(sockets, long timeout=-1):             # <<<<<<<<<<<<<<
 *     """zmq_poll(sockets, timeout=-1)
 * 
 */
  __pyx_t_1 = PyCFunction_NewEx(&__pyx_mdef_3zmq_7backend_6cython_5_poll_1zmq_poll, NULL, __pyx_n_s_zmq_backend_cython__poll); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 48, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  if (PyDict_SetItem(__pyx_d, __pyx_n_s_zmq_poll, __pyx_t_1) < 0) __PYX_ERR(0, 48, __pyx_L1_error)
  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;

  /* "zmq/backend/cython/_poll.pyx":144
 * #-----------------------------------------------------------------------------
 * 
 * __all__ = [ 'zmq_poll' ]             # <<<<<<<<<<<<<<
 */
  __pyx_t_1 = PyList_New(1); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 144, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  __Pyx_INCREF(__pyx_n_s_zmq_poll);
  __Pyx_GIVEREF(__pyx_n_s_zmq_poll);
  PyList_SET_ITEM(__pyx_t_1, 0, __pyx_n_s_zmq_poll);
  if (PyDict_SetItem(__pyx_d, __pyx_n_s_all, __pyx_t_1) < 0) __PYX_ERR(0, 144, __pyx_L1_error)
  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;

  /* "zmq/backend/cython/_poll.pyx":1
 * """0MQ polling related functions and classes."""             # <<<<<<<<<<<<<<
 * 
 * #
 */
  __pyx_t_1 = PyDict_New(); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 1, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  if (PyDict_SetItem(__pyx_d, __pyx_n_s_test, __pyx_t_1) < 0) __PYX_ERR(0, 1, __pyx_L1_error)
  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;

  /* "zmq/backend/cython/checkrc.pxd":6
 * 
 * 
 * cdef inline int _check_rc(int rc) except -1:             # <<<<<<<<<<<<<<
 *     """internal utility for checking zmq return condition
 * 
 */

  /*--- Wrapped vars code ---*/

  goto __pyx_L0;
  __pyx_L1_error:;
  __Pyx_XDECREF(__pyx_t_1);
  __Pyx_XDECREF(__pyx_t_2);
  if (__pyx_m) {
    if (__pyx_d) {
      __Pyx_AddTraceback("init zmq.backend.cython._poll", __pyx_clineno, __pyx_lineno, __pyx_filename);
    }
    Py_DECREF(__pyx_m); __pyx_m = 0;
  } else if (!PyErr_Occurred()) {
    PyErr_SetString(PyExc_ImportError, "init zmq.backend.cython._poll");
  }
  __pyx_L0:;
  __Pyx_RefNannyFinishContext();
  #if PY_MAJOR_VERSION < 3
  return;
  #else
  return __pyx_m;
  #endif
}

/* --- Runtime support code --- */
/* Refnanny */
#if CYTHON_REFNANNY
static __Pyx_RefNannyAPIStruct *__Pyx_RefNannyImportAPI(const char *modname) {
    PyObject *m = NULL, *p = NULL;
    void *r = NULL;
    m = PyImport_ImportModule((char *)modname);
    if (!m) goto end;
    p = PyObject_GetAttrString(m, (char *)"RefNannyAPI");
    if (!p) goto end;
    r = PyLong_AsVoidPtr(p);
end:
    Py_XDECREF(p);
    Py_XDECREF(m);
    return (__Pyx_RefNannyAPIStruct *)r;
}
#endif

/* GetBuiltinName */
static PyObject *__Pyx_GetBuiltinName(PyObject *name) {
    PyObject* result = __Pyx_PyObject_GetAttrStr(__pyx_b, name);
    if (unlikely(!result)) {
        PyErr_Format(PyExc_NameError,
#if PY_MAJOR_VERSION >= 3
            "name '%U' is not defined", name);
#else
            "name '%.200s' is not defined", PyString_AS_STRING(name));
#endif
    }
    return result;
}

/* RaiseDoubleKeywords */
static void __Pyx_RaiseDoubleKeywordsError(
    const char* func_name,
    PyObject* kw_name)
{
    PyErr_Format(PyExc_TypeError,
        #if PY_MAJOR_VERSION >= 3
        "%s() got multiple values for keyword argument '%U'", func_name, kw_name);
        #else
        "%s() got multiple values for keyword argument '%s'", func_name,
        PyString_AsString(kw_name));
        #endif
}

/* ParseKeywords */
static int __Pyx_ParseOptionalKeywords(
    PyObject *kwds,
    PyObject **argnames[],
    PyObject *kwds2,
    PyObject *values[],
    Py_ssize_t num_pos_args,
    const char* function_name)
{
    PyObject *key = 0, *value = 0;
    Py_ssize_t pos = 0;
    PyObject*** name;
    PyObject*** first_kw_arg = argnames + num_pos_args;
    while (PyDict_Next(kwds, &pos, &key, &value)) {
        name = first_kw_arg;
        while (*name && (**name != key)) name++;
        if (*name) {
            values[name-argnames] = value;
            continue;
        }
        name = first_kw_arg;
        #if PY_MAJOR_VERSION < 3
        if (likely(PyString_CheckExact(key)) || likely(PyString_Check(key))) {
            while (*name) {
                if ((CYTHON_COMPILING_IN_PYPY || PyString_GET_SIZE(**name) == PyString_GET_SIZE(key))
                        && _PyString_Eq(**name, key)) {
                    values[name-argnames] = value;
                    break;
                }
                name++;
            }
            if (*name) continue;
            else {
                PyObject*** argname = argnames;
                while (argname != first_kw_arg) {
                    if ((**argname == key) || (
                            (CYTHON_COMPILING_IN_PYPY || PyString_GET_SIZE(**argname) == PyString_GET_SIZE(key))
                             && _PyString_Eq(**argname, key))) {
                        goto arg_passed_twice;
                    }
                    argname++;
                }
            }
        } else
        #endif
        if (likely(PyUnicode_Check(key))) {
            while (*name) {
                int cmp = (**name == key) ? 0 :
                #if !CYTHON_COMPILING_IN_PYPY && PY_MAJOR_VERSION >= 3
                    (PyUnicode_GET_SIZE(**name) != PyUnicode_GET_SIZE(key)) ? 1 :
                #endif
                    PyUnicode_Compare(**name, key);
                if (cmp < 0 && unlikely(PyErr_Occurred())) goto bad;
                if (cmp == 0) {
                    values[name-argnames] = value;
                    break;
                }
                name++;
            }
            if (*name) continue;
            else {
                PyObject*** argname = argnames;
                while (argname != first_kw_arg) {
                    int cmp = (**argname == key) ? 0 :
                    #if !CYTHON_COMPILING_IN_PYPY && PY_MAJOR_VERSION >= 3
                        (PyUnicode_GET_SIZE(**argname) != PyUnicode_GET_SIZE(key)) ? 1 :
                    #endif
                        PyUnicode_Compare(**argname, key);
                    if (cmp < 0 && unlikely(PyErr_Occurred())) goto bad;
                    if (cmp == 0) goto arg_passed_twice;
                    argname++;
                }
            }
        } else
            goto invalid_keyword_type;
        if (kwds2) {
            if (unlikely(PyDict_SetItem(kwds2, key, value))) goto bad;
        } else {
            goto invalid_keyword;
        }
    }
    return 0;
arg_passed_twice:
    __Pyx_RaiseDoubleKeywordsError(function_name, key);
    goto bad;
invalid_keyword_type:
    PyErr_Format(PyExc_TypeError,
        "%.200s() keywords must be strings", function_name);
    goto bad;
invalid_keyword:
    PyErr_Format(PyExc_TypeError,
    #if PY_MAJOR_VERSION < 3
        "%.200s() got an unexpected keyword argument '%.200s'",
        function_name, PyString_AsString(key));
    #else
        "%s() got an unexpected keyword argument '%U'",
        function_name, key);
    #endif
bad:
    return -1;
}

/* RaiseArgTupleInvalid */
static void __Pyx_RaiseArgtupleInvalid(
    const char* func_name,
    int exact,
    Py_ssize_t num_min,
    Py_ssize_t num_max,
    Py_ssize_t num_found)
{
    Py_ssize_t num_expected;
    const char *more_or_less;
    if (num_found < num_min) {
        num_expected = num_min;
        more_or_less = "at least";
    } else {
        num_expected = num_max;
        more_or_less = "at most";
    }
    if (exact) {
        more_or_less = "exactly";
    }
    PyErr_Format(PyExc_TypeError,
                 "%.200s() takes %.8s %" CYTHON_FORMAT_SSIZE_T "d positional argument%.1s (%" CYTHON_FORMAT_SSIZE_T "d given)",
                 func_name, more_or_less, num_expected,
                 (num_expected == 1) ? "" : "s", num_found);
}

/* PyObjectCall */
#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

/* PyErrFetchRestore */
#if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE void __Pyx_ErrRestoreInState(PyThreadState *tstate, PyObject *type, PyObject *value, PyObject *tb) {
    PyObject *tmp_type, *tmp_value, *tmp_tb;
    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);
}
static CYTHON_INLINE void __Pyx_ErrFetchInState(PyThreadState *tstate, PyObject **type, PyObject **value, PyObject **tb) {
    *type = tstate->curexc_type;
    *value = tstate->curexc_value;
    *tb = tstate->curexc_traceback;
    tstate->curexc_type = 0;
    tstate->curexc_value = 0;
    tstate->curexc_traceback = 0;
}
#endif

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

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

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

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

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

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

/* GetModuleGlobalName */
  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;
}

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

/* PyObjectCallOneArg */
    #if CYTHON_COMPILING_IN_CPYTHON
static PyObject* __Pyx__PyObject_CallOneArg(PyObject *func, PyObject *arg) {
    PyObject *result;
    PyObject *args = PyTuple_New(1);
    if (unlikely(!args)) return NULL;
    Py_INCREF(arg);
    PyTuple_SET_ITEM(args, 0, arg);
    result = __Pyx_PyObject_Call(func, args, NULL);
    Py_DECREF(args);
    return result;
}
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallOneArg(PyObject *func, PyObject *arg) {
#ifdef __Pyx_CyFunction_USED
    if (likely(PyCFunction_Check(func) || PyObject_TypeCheck(func, __pyx_CyFunctionType))) {
#else
    if (likely(PyCFunction_Check(func))) {
#endif
        if (likely(PyCFunction_GET_FLAGS(func) & METH_O)) {
            return __Pyx_PyObject_CallMethO(func, arg);
        }
    }
    return __Pyx__PyObject_CallOneArg(func, arg);
}
#else
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallOneArg(PyObject *func, PyObject *arg) {
    PyObject *result;
    PyObject *args = PyTuple_Pack(1, arg);
    if (unlikely(!args)) return NULL;
    result = __Pyx_PyObject_Call(func, args, NULL);
    Py_DECREF(args);
    return result;
}
#endif

/* PyObjectCallNoArg */
      #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

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

/* GetException */
        #if CYTHON_COMPILING_IN_CPYTHON
static int __Pyx__GetException(PyThreadState *tstate, PyObject **type, PyObject **value, PyObject **tb) {
#else
static int __Pyx_GetException(PyObject **type, PyObject **value, PyObject **tb) {
#endif
    PyObject *local_type, *local_value, *local_tb;
#if CYTHON_COMPILING_IN_CPYTHON
    PyObject *tmp_type, *tmp_value, *tmp_tb;
    local_type = tstate->curexc_type;
    local_value = tstate->curexc_value;
    local_tb = tstate->curexc_traceback;
    tstate->curexc_type = 0;
    tstate->curexc_value = 0;
    tstate->curexc_traceback = 0;
#else
    PyErr_Fetch(&local_type, &local_value, &local_tb);
#endif
    PyErr_NormalizeException(&local_type, &local_value, &local_tb);
#if CYTHON_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;
}

/* PyErrExceptionMatches */
          #if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE int __Pyx_PyErr_ExceptionMatchesInState(PyThreadState* tstate, PyObject* err) {
    PyObject *exc_type = tstate->curexc_type;
    if (exc_type == err) return 1;
    if (unlikely(!exc_type)) return 0;
    return PyErr_GivenExceptionMatches(exc_type, err);
}
#endif

/* Import */
          static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list, int level) {
    PyObject *empty_list = 0;
    PyObject *module = 0;
    PyObject *global_dict = 0;
    PyObject *empty_dict = 0;
    PyObject *list;
    #if PY_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;
}

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

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

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

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

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

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

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

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

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

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

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

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

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

/* TypeImport */
          #ifndef __PYX_HAVE_RT_ImportType
#define __PYX_HAVE_RT_ImportType
static PyTypeObject *__Pyx_ImportType(const char *module_name, const char *class_name,
    size_t size, int strict)
{
    PyObject *py_module = 0;
    PyObject *result = 0;
    PyObject *py_name = 0;
    char warning[200];
    Py_ssize_t basicsize;
#ifdef Py_LIMITED_API
    PyObject *py_basicsize;
#endif
    py_module = __Pyx_ImportModule(module_name);
    if (!py_module)
        goto bad;
    py_name = __Pyx_PyIdentifier_FromString(class_name);
    if (!py_name)
        goto bad;
    result = PyObject_GetAttr(py_module, py_name);
    Py_DECREF(py_name);
    py_name = 0;
    Py_DECREF(py_module);
    py_module = 0;
    if (!result)
        goto bad;
    if (!PyType_Check(result)) {
        PyErr_Format(PyExc_TypeError,
            "%.200s.%.200s is not a type object",
            module_name, class_name);
        goto bad;
    }
#ifndef Py_LIMITED_API
    basicsize = ((PyTypeObject *)result)->tp_basicsize;
#else
    py_basicsize = PyObject_GetAttrString(result, "__basicsize__");
    if (!py_basicsize)
        goto bad;
    basicsize = PyLong_AsSsize_t(py_basicsize);
    Py_DECREF(py_basicsize);
    py_basicsize = 0;
    if (basicsize == (Py_ssize_t)-1 && PyErr_Occurred())
        goto bad;
#endif
    if (!strict && (size_t)basicsize > size) {
        PyOS_snprintf(warning, sizeof(warning),
            "%s.%s size changed, may indicate binary incompatibility. Expected %zd, got %zd",
            module_name, class_name, basicsize, size);
        if (PyErr_WarnEx(NULL, warning, 0) < 0) goto bad;
    }
    else if ((size_t)basicsize != size) {
        PyErr_Format(PyExc_ValueError,
            "%.200s.%.200s has the wrong size, try recompiling. Expected %zd, got %zd",
            module_name, class_name, basicsize, size);
        goto bad;
    }
    return (PyTypeObject *)result;
bad:
    Py_XDECREF(py_module);
    Py_XDECREF(result);
    return NULL;
}
#endif

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

static CYTHON_INLINE PyObject* __Pyx_PyUnicode_FromString(const char* c_str) {
    return __Pyx_PyUnicode_FromStringAndSize(c_str, (Py_ssize_t)strlen(c_str));
}
static CYTHON_INLINE char* __Pyx_PyObject_AsString(PyObject* o) {
    Py_ssize_t ignore;
    return __Pyx_PyObject_AsStringAndSize(o, &ignore);
}
static CYTHON_INLINE char* __Pyx_PyObject_AsStringAndSize(PyObject* o, Py_ssize_t *length) {
#if CYTHON_COMPILING_IN_CPYTHON && (__PYX_DEFAULT_STRING_ENCODING_IS_ASCII || __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT)
    if (
#if PY_MAJOR_VERSION < 3 && __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
            __Pyx_sys_getdefaultencoding_not_ascii &&
#endif
            PyUnicode_Check(o)) {
#if PY_VERSION_HEX < 0x03030000
        char* defenc_c;
        PyObject* defenc = _PyUnicode_AsDefaultEncodedString(o, NULL);
        if (!defenc) return NULL;
        defenc_c = PyBytes_AS_STRING(defenc);
#if __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
        {
            char* end = defenc_c + PyBytes_GET_SIZE(defenc);
            char* c;
            for (c = defenc_c; c < end; c++) {
                if ((unsigned char) (*c) >= 128) {
                    PyUnicode_AsASCIIString(o);
                    return NULL;
                }
            }
        }
#endif
        *length = PyBytes_GET_SIZE(defenc);
        return defenc_c;
#else
        if (__Pyx_PyUnicode_READY(o) == -1) return NULL;
#if __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
        if (PyUnicode_IS_ASCII(o)) {
            *length = PyUnicode_GET_LENGTH(o);
            return PyUnicode_AsUTF8(o);
        } else {
            PyUnicode_AsASCIIString(o);
            return NULL;
        }
#else
        return PyUnicode_AsUTF8AndSize(o, length);
#endif
#endif
    } else
#endif
#if (!CYTHON_COMPILING_IN_PYPY) || (defined(PyByteArray_AS_STRING) && defined(PyByteArray_GET_SIZE))
    if (PyByteArray_Check(o)) {
        *length = PyByteArray_GET_SIZE(o);
        return PyByteArray_AS_STRING(o);
    } else
#endif
    {
        char* result;
        int r = PyBytes_AsStringAndSize(o, &result, length);
        if (unlikely(r < 0)) {
            return NULL;
        } else {
            return result;
        }
    }
}
static CYTHON_INLINE int __Pyx_PyObject_IsTrue(PyObject* x) {
   int is_true = x == Py_True;
   if (is_true | (x == Py_False) | (x == Py_None)) return is_true;
   else return PyObject_IsTrue(x);
}
static CYTHON_INLINE PyObject* __Pyx_PyNumber_IntOrLong(PyObject* x) {
  PyNumberMethods *m;
  const char *name = NULL;
  PyObject *res = NULL;
#if PY_MAJOR_VERSION < 3
  if (PyInt_Check(x) || PyLong_Check(x))
#else
  if (PyLong_Check(x))
#endif
    return __Pyx_NewRef(x);
  m = Py_TYPE(x)->tp_as_number;
#if PY_MAJOR_VERSION < 3
  if (m && m->nb_int) {
    name = "int";
    res = PyNumber_Int(x);
  }
  else if (m && m->nb_long) {
    name = "long";
    res = PyNumber_Long(x);
  }
#else
  if (m && m->nb_int) {
    name = "int";
    res = PyNumber_Long(x);
  }
#endif
  if (res) {
#if PY_MAJOR_VERSION < 3
    if (!PyInt_Check(res) && !PyLong_Check(res)) {
#else
    if (!PyLong_Check(res)) {
#endif
      PyErr_Format(PyExc_TypeError,
                   "__%.4s__ returned non-%.4s (type %.200s)",
                   name, name, Py_TYPE(res)->tp_name);
      Py_DECREF(res);
      return NULL;
    }
  }
  else if (!PyErr_Occurred()) {
    PyErr_SetString(PyExc_TypeError,
                    "an integer is required");
  }
  return res;
}
static CYTHON_INLINE Py_ssize_t __Pyx_PyIndex_AsSsize_t(PyObject* b) {
  Py_ssize_t ival;
  PyObject *x;
#if PY_MAJOR_VERSION < 3
  if (likely(PyInt_CheckExact(b))) {
    if (sizeof(Py_ssize_t) >= sizeof(long))
        return PyInt_AS_LONG(b);
    else
        return PyInt_AsSsize_t(x);
  }
#endif
  if (likely(PyLong_CheckExact(b))) {
    #if CYTHON_USE_PYLONG_INTERNALS
    const digit* digits = ((PyLongObject*)b)->ob_digit;
    const Py_ssize_t size = Py_SIZE(b);
    if (likely(__Pyx_sst_abs(size) <= 1)) {
        ival = likely(size) ? digits[0] : 0;
        if (size == -1) ival = -ival;
        return ival;
    } else {
      switch (size) {
         case 2:
           if (8 * sizeof(Py_ssize_t) > 2 * PyLong_SHIFT) {
             return (Py_ssize_t) (((((size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
         case -2:
           if (8 * sizeof(Py_ssize_t) > 2 * PyLong_SHIFT) {
             return -(Py_ssize_t) (((((size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
         case 3:
           if (8 * sizeof(Py_ssize_t) > 3 * PyLong_SHIFT) {
             return (Py_ssize_t) (((((((size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
         case -3:
           if (8 * sizeof(Py_ssize_t) > 3 * PyLong_SHIFT) {
             return -(Py_ssize_t) (((((((size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
         case 4:
           if (8 * sizeof(Py_ssize_t) > 4 * PyLong_SHIFT) {
             return (Py_ssize_t) (((((((((size_t)digits[3]) << PyLong_SHIFT) | (size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
         case -4:
           if (8 * sizeof(Py_ssize_t) > 4 * PyLong_SHIFT) {
             return -(Py_ssize_t) (((((((((size_t)digits[3]) << PyLong_SHIFT) | (size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
      }
    }
    #endif
    return PyLong_AsSsize_t(b);
  }
  x = PyNumber_Index(b);
  if (!x) return -1;
  ival = PyInt_AsSsize_t(x);
  Py_DECREF(x);
  return ival;
}
static CYTHON_INLINE PyObject * __Pyx_PyInt_FromSize_t(size_t ival) {
    return PyInt_FromSize_t(ival);
}


#endif /* Py_PYTHON_H */
