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Sun Oct 11 19:31:10 CEST 2009 · http://mail.python.org/pipermail/python-dev/2009-October/092955.html

Antoine Pitrou <solipsis <at> pitrou.net> writes:
> 
> Daniel Stutzbach <daniel <at> stutzbachenterprises.com> writes:
> > 
> > -1 on 1.+0 on 2.It'd be nice if we could postpone the resize if there are
> active iterators, but I don't think there's a clean way to track the iterators.
> 
> I've started experimenting, and it seems reasonably possible using a simple
> guard class and a set of weakrefs.

Open issue and proposed patch at http://bugs.python.org/issue7105

Antoine.

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[Python-Dev] Weak dict iterators are fragile