[issue11572] bring Lib/copy.py to 100% coverage

[Alexander Belopolsky]

Alexander Belopolsky <belopolsky at users.sourceforge.net> added the comment:

> A bug in "coverage" results in its only reporting 99% at the moment

It was concluded during discussion of issue2506 that this is not a bug.  At least not a bug in "coverage" or the trace module.  At most this is a peephole optimization issue or rather a missing feature to turn off peephole optimization in coverage runs.

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nosy: +belopolsky

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue11572>
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