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#ifndef Py_INTERNAL_MODSUPPORT_H
#define Py_INTERNAL_MODSUPPORT_H

#ifdef __cplusplus
extern "C" {
#endif

#ifndef Py_BUILD_CORE
#  error "this header requires Py_BUILD_CORE define"
#endif


extern int _PyArg_NoKwnames(const char *funcname, PyObject *kwnames);
#define _PyArg_NoKwnames(funcname, kwnames) \
    ((kwnames) == NULL || _PyArg_NoKwnames((funcname), (kwnames)))

// Export for '_bz2' shared extension
PyAPI_FUNC(int) _PyArg_NoPositional(const char *funcname, PyObject *args);
#define _PyArg_NoPositional(funcname, args) \
    ((args) == NULL || _PyArg_NoPositional((funcname), (args)))

// Export for '_asyncio' shared extension
PyAPI_FUNC(int) _PyArg_NoKeywords(const char *funcname, PyObject *kwargs);
#define _PyArg_NoKeywords(funcname, kwargs) \
    ((kwargs) == NULL || _PyArg_NoKeywords((funcname), (kwargs)))

// Export for 'zlib' shared extension
PyAPI_FUNC(int) _PyArg_CheckPositional(const char *, Py_ssize_t,
                                       Py_ssize_t, Py_ssize_t);
#define _PyArg_CheckPositional(funcname, nargs, min, max) \
    (((min) <= (nargs) && (nargs) <= (max)) \
     || _PyArg_CheckPositional((funcname), (nargs), (min), (max)))

extern PyObject ** _Py_VaBuildStack(
    PyObject **small_stack,
    Py_ssize_t small_stack_len,
    const char *format,
    va_list va,
    Py_ssize_t *p_nargs);

extern PyObject* _PyModule_CreateInitialized(PyModuleDef*, int apiver);

// Export for '_curses' shared extension
PyAPI_FUNC(int) _PyArg_ParseStack(
    PyObject *const *args,
    Py_ssize_t nargs,
    const char *format,
    ...);

extern int _PyArg_UnpackStack(
    PyObject *const *args,
    Py_ssize_t nargs,
    const char *name,
    Py_ssize_t min,
    Py_ssize_t max,
    ...);

// Export for '_heapq' shared extension
PyAPI_FUNC(void) _PyArg_BadArgument(
    const char *fname,
    const char *displayname,
    const char *expected,
    PyObject *arg);

// --- _PyArg_Parser API ---------------------------------------------------

// Export for '_dbm' shared extension
PyAPI_FUNC(int) _PyArg_ParseStackAndKeywords(
    PyObject *const *args,
    Py_ssize_t nargs,
    PyObject *kwnames,
    struct _PyArg_Parser *,
    ...);

// Export for 'math' shared extension
PyAPI_FUNC(PyObject * const *) _PyArg_UnpackKeywords(
    PyObject *const *args,
    Py_ssize_t nargs,
    PyObject *kwargs,
    PyObject *kwnames,
    struct _PyArg_Parser *parser,
    int minpos,
    int maxpos,
    int minkw,
    int varpos,
    PyObject **buf);
#define _PyArg_UnpackKeywords(args, nargs, kwargs, kwnames, parser, minpos, maxpos, minkw, varpos, buf) \
    (((minkw) == 0 && (kwargs) == NULL && (kwnames) == NULL && \
      (minpos) <= (nargs) && ((varpos) || (nargs) <= (maxpos)) && (args) != NULL) ? \
      (args) : \
     _PyArg_UnpackKeywords((args), (nargs), (kwargs), (kwnames), (parser), \
                           (minpos), (maxpos), (minkw), (varpos), (buf)))

#ifdef __cplusplus
}
#endif
#endif  // !Py_INTERNAL_MODSUPPORT_H