cpython/Include/classobject.h

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Copyright 1991, 1992, 1993 by Stichting Mathematisch Centrum,
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/* Class object interface */

/*
Classes are really hacked in at the last moment.
It should be possible to use other object types as base classes,
but currently it isn't.  We'll see if we can fix that later, sigh...
*/

extern typeobject Classtype, Instancetype, Instancemethodtype;

#define is_classobject(op) ((op)->ob_type == &Classtype)
#define is_instanceobject(op) ((op)->ob_type == &Instancetype)
#define is_instancemethodobject(op) ((op)->ob_type == &Instancemethodtype)

extern object *newclassobject PROTO((object *, object *, object *));
extern object *newinstanceobject PROTO((object *));
extern object *newinstancemethodobject PROTO((object *, object *));

extern object *instancemethodgetfunc PROTO((object *));
extern object *instancemethodgetself PROTO((object *));

extern object *instance_convert PROTO((object *, char *));