[Python-Dev] Re: [Python-checkins] python/dist/src/Objects typeobject.c,2.254,2.255

[Michael Hudson]

rhettinger at users.sourceforge.net writes:

> Update of /cvsroot/python/python/dist/src/Objects
> In directory sc8-pr-cvs1:/tmp/cvs-serv13787
>
> Modified Files:
> 	typeobject.c 
> Log Message:
> Improve argument checking speed.
>
> Index: typeobject.c
> ===================================================================
> RCS file: /cvsroot/python/python/dist/src/Objects/typeobject.c,v
> retrieving revision 2.254
> retrieving revision 2.255
> diff -C2 -d -r2.254 -r2.255
> *** typeobject.c	13 Dec 2003 11:26:12 -0000	2.254
> --- typeobject.c	13 Dec 2003 15:21:55 -0000	2.255
> ***************
> *** 3321,3324 ****
> --- 3321,3340 ----
>   }
>   
> + static int
> + check_num_args(PyObject *ob, int n)
> + {
> + 	if (!PyTuple_CheckExact(ob)) {

Is it actually possible for this check to fail?  I spent a while
trying to make it fail, but couldn't manage it.

Cheers,
mwh

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