--- /dev/null
+\r
+/* Class object interface */\r
+\r
+/* Revealing some structures (not for general use) */\r
+\r
+#ifndef Py_CLASSOBJECT_H\r
+#define Py_CLASSOBJECT_H\r
+#ifdef __cplusplus\r
+extern "C" {\r
+#endif\r
+\r
+typedef struct {\r
+ PyObject_HEAD\r
+ PyObject *cl_bases; /* A tuple of class objects */\r
+ PyObject *cl_dict; /* A dictionary */\r
+ PyObject *cl_name; /* A string */\r
+ /* The following three are functions or NULL */\r
+ PyObject *cl_getattr;\r
+ PyObject *cl_setattr;\r
+ PyObject *cl_delattr;\r
+ PyObject *cl_weakreflist; /* List of weak references */\r
+} PyClassObject;\r
+\r
+typedef struct {\r
+ PyObject_HEAD\r
+ PyClassObject *in_class; /* The class object */\r
+ PyObject *in_dict; /* A dictionary */\r
+ PyObject *in_weakreflist; /* List of weak references */\r
+} PyInstanceObject;\r
+\r
+typedef struct {\r
+ PyObject_HEAD\r
+ PyObject *im_func; /* The callable object implementing the method */\r
+ PyObject *im_self; /* The instance it is bound to, or NULL */\r
+ PyObject *im_class; /* The class that asked for the method */\r
+ PyObject *im_weakreflist; /* List of weak references */\r
+} PyMethodObject;\r
+\r
+PyAPI_DATA(PyTypeObject) PyClass_Type, PyInstance_Type, PyMethod_Type;\r
+\r
+#define PyClass_Check(op) ((op)->ob_type == &PyClass_Type)\r
+#define PyInstance_Check(op) ((op)->ob_type == &PyInstance_Type)\r
+#define PyMethod_Check(op) ((op)->ob_type == &PyMethod_Type)\r
+\r
+PyAPI_FUNC(PyObject *) PyClass_New(PyObject *, PyObject *, PyObject *);\r
+PyAPI_FUNC(PyObject *) PyInstance_New(PyObject *, PyObject *,\r
+ PyObject *);\r
+PyAPI_FUNC(PyObject *) PyInstance_NewRaw(PyObject *, PyObject *);\r
+PyAPI_FUNC(PyObject *) PyMethod_New(PyObject *, PyObject *, PyObject *);\r
+\r
+PyAPI_FUNC(PyObject *) PyMethod_Function(PyObject *);\r
+PyAPI_FUNC(PyObject *) PyMethod_Self(PyObject *);\r
+PyAPI_FUNC(PyObject *) PyMethod_Class(PyObject *);\r
+\r
+/* Look up attribute with name (a string) on instance object pinst, using\r
+ * only the instance and base class dicts. If a descriptor is found in\r
+ * a class dict, the descriptor is returned without calling it.\r
+ * Returns NULL if nothing found, else a borrowed reference to the\r
+ * value associated with name in the dict in which name was found.\r
+ * The point of this routine is that it never calls arbitrary Python\r
+ * code, so is always "safe": all it does is dict lookups. The function\r
+ * can't fail, never sets an exception, and NULL is not an error (it just\r
+ * means "not found").\r
+ */\r
+PyAPI_FUNC(PyObject *) _PyInstance_Lookup(PyObject *pinst, PyObject *name);\r
+\r
+/* Macros for direct access to these values. Type checks are *not*\r
+ done, so use with care. */\r
+#define PyMethod_GET_FUNCTION(meth) \\r
+ (((PyMethodObject *)meth) -> im_func)\r
+#define PyMethod_GET_SELF(meth) \\r
+ (((PyMethodObject *)meth) -> im_self)\r
+#define PyMethod_GET_CLASS(meth) \\r
+ (((PyMethodObject *)meth) -> im_class)\r
+\r
+PyAPI_FUNC(int) PyClass_IsSubclass(PyObject *, PyObject *);\r
+\r
+PyAPI_FUNC(int) PyMethod_ClearFreeList(void);\r
+\r
+#ifdef __cplusplus\r
+}\r
+#endif\r
+#endif /* !Py_CLASSOBJECT_H */\r