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#ifndef Py_CONTEXT_H
#define Py_CONTEXT_H
#ifdef __cplusplus
extern "C" {
#ifndef Py_LIMITED_API
PyAPI_DATA(PyTypeObject) PyContext_Type;
typedef struct _pycontextobject PyContext;
PyAPI_DATA(PyTypeObject) PyContextVar_Type;
typedef struct _pycontextvarobject PyContextVar;
PyAPI_DATA(PyTypeObject) PyContextToken_Type;
typedef struct _pycontexttokenobject PyContextToken;
#define PyContext_CheckExact(o) (_Py_TYPE(o) == &PyContext_Type)
#define PyContextVar_CheckExact(o) (_Py_TYPE(o) == &PyContextVar_Type)
#define PyContextToken_CheckExact(o) (_Py_TYPE(o) == &PyContextToken_Type)
PyAPI_FUNC(PyContext *) PyContext_New(void);
PyAPI_FUNC(PyContext *) PyContext_Copy(PyContext *);
PyAPI_FUNC(PyContext *) PyContext_CopyCurrent(void);
PyAPI_FUNC(int) PyContext_Enter(PyContext *);
PyAPI_FUNC(int) PyContext_Exit(PyContext *);
/* Create a new context variable.
   default_value can be NULL.
PyAPI_FUNC(PyContextVar *) PyContextVar_New(
    const char *name, PyObject *default_value);
/* Get a value for the variable.
   Returns -1 if an error occurred during lookup.
   Returns 0 if value either was or was not found.
   If value was found, *value will point to it.
   If not, it will point to:
   - default_value, if not NULL;
   - the default value of "var", if not NULL;
   '*value' will be a new ref, if not NULL.
PyAPI_FUNC(int) PyContextVar_Get(
    PyContextVar *var, PyObject *default_value, PyObject **value);
/* Set a new value for the variable.
   Returns NULL if an error occurs.
PyAPI_FUNC(PyContextToken *) PyContextVar_Set(
    PyContextVar *var, PyObject *value);
/* Reset a variable to its previous value.
   Returns 0 on success, -1 on error.
PyAPI_FUNC(int) PyContextVar_Reset(
    PyContextVar *var, PyContextToken *token);
/* This method is exposed only for CPython tests. Don not use it. */
PyAPI_FUNC(PyObject *) _PyContext_NewHamtForTests(void);
PyAPI_FUNC(int) PyContext_ClearFreeList(void);
#endif /* !Py_LIMITED_API */
#ifdef __cplusplus
#endif /* !Py_CONTEXT_H */

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