[issue19872] Remove unused imports in pathlib

[Roundup Robot]

Roundup Robot added the comment:

New changeset a6245b10e8b6 by Antoine Pitrou in branch 'default':
Issue #19872: remove unused imports in pathlib.  Patch by Vajrasky Kok.
http://hg.python.org/cpython/rev/a6245b10e8b6

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nosy: +python-dev

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue19872>
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