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Thu Mar 9 19:17:48 CET 2006 · https://mail.python.org/pipermail/python-dev/2006-March/062219.html

* Paul Moore wrote:

> If it *is* possible, I'd say it's worth implementing at least a
> warning sooner rather than later - the practice seems questionable at
> best, and any progress towards outlawing it would help in work on
> optimising builtins.

</lurk>

FWIW, this practice is very handy for unit tests. For example, I often 
shadow builtins like ``file`` for my tests with a mock placed from the 
outside into the global namespace.

nd

<lurk>
-- 
"Das Verhalten von Gates hatte mir bewiesen, dass ich auf ihn und seine
beiden Gefährten nicht zu zählen brauchte" -- Karl May, "Winnetou III"

Im Westen was neues: <http://pub.perlig.de/books.html#apache2>

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[Python-Dev] Making builtins more efficient