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Mon May 1 23:26:34 CEST 2006 · https://mail.python.org/pipermail/python-dev/2006-May/064753.html

On Monday 01 May 2006 16:57, Tim Peters wrote:
 > +1.  A real need for this is explained in ZODB's ZODB/util.py's
 > WeakSet class, which contains a WeakValueDictionary:
...
 > As that implementation suggests, though, I'm not sure there's real
 > payback for the extra time taken in the patch's `valuerefs`
 > implementation to weed out weakrefs whose referents are already gone:
 > the caller has to make this check anyway when it iterates over the

Good point; I've updated the patch accordingly.

  -Fred

-- 
Fred L. Drake, Jr.   <fdrake at acm.org>

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[Python-Dev] New methods for weakref.Weak*Dictionary types