[issue21128] testing stdlib and compatibility with pypy

[Roundup Robot]

Roundup Robot added the comment:

New changeset b56341a49eab by Benjamin Peterson in branch '2.7':
make temporary read-only files writable, so rmtree can remove them (#21128)
http://hg.python.org/cpython/rev/b56341a49eab

New changeset 6f1ac58207cc by Benjamin Peterson in branch '2.7':
properly explicitly close file (#21128)
http://hg.python.org/cpython/rev/6f1ac58207cc

New changeset d7a37a1f2ca9 by Benjamin Peterson in branch '2.7':
explicitly close file object (#21128)
http://hg.python.org/cpython/rev/d7a37a1f2ca9

New changeset 9fd33a504b58 by Benjamin Peterson in branch '3.4':
make temporary read-only files writable, so rmtree can remove them (#21128)
http://hg.python.org/cpython/rev/9fd33a504b58

New changeset 78e75181d87f by Benjamin Peterson in branch 'default':
merge 3.4 (#21128)
http://hg.python.org/cpython/rev/78e75181d87f

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nosy: +python-dev

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue21128>
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