[Python-Dev] refleaks and caches

[Christian Heimes]

Phillip J. Eby wrote:
> Expose an API to clear the cache, and clear it at shutdown?  It 
> should probably be part of interpreter shutdown anyway.

Good point. I've implemented PyType_ClearCache and exposed it via
sys._cleartypecache(). The function is called during finalization, too.

Can somebody please double check the change? The results are promising
and I'm sure I've implemented it correctly but you never know ;)

Christian