[issue28205] Add optional suffix to str.join

[Raymond Hettinger]

Raymond Hettinger added the comment:

-1 for this API expansion.  It would be better to have a separate method than to change the root notion of what join() is all about.

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nosy: +rhettinger

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue28205>
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