[Pyrex] Weakrefs patch

[Chris Perkins]

On 12/7/06, Peter Johnson <peter at tortall.net> wrote:
> I recently ran into this problem myself (as the current code causes Python
> to crash), so I whipped up a quick patch that fixes it for me.  I think it
> follows all of the weakref guidelines now.

As another data point: the patch is working perfectly for me too.  All
my tests pass now, and no crashes.  Yippee!   Thanks, Peter.

Chris Perkins