[issue22995] Restrict default pickleability

[Roundup Robot]

Roundup Robot added the comment:

New changeset 92172d7372dd by Serhiy Storchaka in branch '2.7':
Issue #22995: Instances of extension types with a state that aren't
https://hg.python.org/cpython/rev/92172d7372dd

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue22995>
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