[issue20135] FAQ need list mutation answers

[Ezio Melotti]

Ezio Melotti added the comment:

http://docs.python.org/3/faq/design.html#why-are-default-values-shared-between-objects

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nosy: +ezio.melotti

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue20135>
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