[Python-Dev] Re: tp_clear return value

Martin v. L÷wis martin@v.loewis.de
10 Apr 2003 07:33:22 +0200


"Tim Peters" <tim_one@email.msn.com> writes:

> Still, I expect both could be handled by setjmp in the gc module get_ref*
> driver functions and longjmp (as needed) in the gc module visitor functions.
> IOW, the tp_traverse slot functions don't really need to cooperate, or even
> know anything about "early returns".

That would require that tp_traverse does not modify any refcount while
iterating, right? It seems unpythonish to use setjmp/longjmp for
exceptions.

Regards,
Martin