[issue5225] OS X "Update Shell Profile" may not update $PATH if run more than once

[Ronald Oussoren]

Ronald Oussoren <ronaldoussoren at mac.com> added the comment:

I don't like this patch because it could grow the users profile without 
bounds when switching back and forth between two python versions.

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nosy: +ronaldoussoren

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue5225>
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