[issue4755] Add function to get common path prefix

[Martin Panter]

Martin Panter added the comment:

Issue 10395 added “os.path.commonpath” in 3.5.

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nosy: +martin.panter
resolution:  -> duplicate
stage: patch review -> resolved
status: languishing -> closed
superseder:  -> new os.path function to extract common prefix based on path components

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue4755>
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