[issue30441] os.environ raises RuntimeError: dictionary changed size during iteration

[Serhiy Storchaka]

Serhiy Storchaka added the comment:


New changeset 1a3bc5546aa27f01426ad76618a9b2c3b698ae68 by Serhiy Storchaka in branch '3.5':
[3.5] bpo-30441: Fix bug when modifying os.environ while iterating over it (GH-2409). (#2557)
https://github.com/python/cpython/commit/1a3bc5546aa27f01426ad76618a9b2c3b698ae68


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<http://bugs.python.org/issue30441>
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