[issue6730] dict.fromkeys() should not cross reference mutable value by default

[Benjamin Peterson]

Benjamin Peterson <benjamin at python.org> added the comment:

This behavior will never change. Use collections.defaultdict for your case.

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nosy: +benjamin.peterson
resolution:  -> wont fix
status: open -> closed

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue6730>
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