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+
+/* Capsule objects let you wrap a C "void *" pointer in a Python
+ object. They're a way of passing data through the Python interpreter
+ without creating your own custom type.
+
+ Capsules are used for communication between extension modules.
+ They provide a way for an extension module to export a C interface
+ to other extension modules, so that extension modules can use the
+ Python import mechanism to link to one another.
+
+ For more information, please see "c-api/capsule.html" in the
+ documentation.
+*/
+
+#ifndef Py_CAPSULE_H
+#define Py_CAPSULE_H
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+PyAPI_DATA(PyTypeObject) PyCapsule_Type;
+
+typedef void (*PyCapsule_Destructor)(PyObject *);
+
+#define PyCapsule_CheckExact(op) (Py_TYPE(op) == &PyCapsule_Type)
+
+
+PyAPI_FUNC(PyObject *) PyCapsule_New(
+ void *pointer,
+ const char *name,
+ PyCapsule_Destructor destructor);
+
+PyAPI_FUNC(void *) PyCapsule_GetPointer(PyObject *capsule, const char *name);
+
+PyAPI_FUNC(PyCapsule_Destructor) PyCapsule_GetDestructor(PyObject *capsule);
+
+PyAPI_FUNC(const char *) PyCapsule_GetName(PyObject *capsule);
+
+PyAPI_FUNC(void *) PyCapsule_GetContext(PyObject *capsule);
+
+PyAPI_FUNC(int) PyCapsule_IsValid(PyObject *capsule, const char *name);
+
+PyAPI_FUNC(int) PyCapsule_SetPointer(PyObject *capsule, void *pointer);
+
+PyAPI_FUNC(int) PyCapsule_SetDestructor(PyObject *capsule, PyCapsule_Destructor destructor);
+
+PyAPI_FUNC(int) PyCapsule_SetName(PyObject *capsule, const char *name);
+
+PyAPI_FUNC(int) PyCapsule_SetContext(PyObject *capsule, void *context);
+
+PyAPI_FUNC(void *) PyCapsule_Import(const char *name, int no_block);
+
+
+#ifdef __cplusplus
+}
+#endif
+#endif /* !Py_CAPSULE_H */