[issue28427] WeakValueDictionary next bug (with multithreading)

[Serhiy Storchaka]

Changes by Serhiy Storchaka <storchaka+cpython at gmail.com>:


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keywords: +patch
Added file: http://bugs.python.org/file45083/issue28427.patch

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue28427>
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