[issue14726] Lib/email/*.py use an EMPTYSTRING global instead of ''

[R. David Murray]

R. David Murray <rdmurray at bitdance.com> added the comment:

Good enough for me.  I personally don't find it to be easier or harder to read with the names, so let's keep them.

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resolution:  -> works for me
stage:  -> committed/rejected
status: open -> closed

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue14726>
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