[issue18186] 2.x subprocess contains set notation

[Roundup Robot]

Roundup Robot added the comment:

New changeset 4b2fdd4dd700 by Ned Deily in branch '2.7':
Issue #18186: remove obsolete 2.2 compatibility comment.
http://hg.python.org/cpython/rev/4b2fdd4dd700

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nosy: +python-dev

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue18186>
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