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[Python-Dev] A little GC confusion

Martin v. Loewis martin@v.loewis.de
23 Feb 2002 01:43:55 +0100 
"David Abrahams" <david.abrahams@rcn.com> writes:

> static int
> type_is_gc(PyTypeObject *type)
> {
>     return type->tp_flags & Py_TPFLAGS_HEAPTYPE;
> }
> 
> so, wouldn't it make more sense that the Python source always checks
> Py_TPFLAGS_HEAPTYPE before tp_is_gc?

No. Most GC objects do not have the HEAPTYPE flag (they actually
aren't even type objects).

Regards,
Martin