[issue11480] Cannot copy a class with a metaclass other than type

[Daniel Stutzbach]

Changes by Daniel Stutzbach <stutzbach at google.com>:


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keywords: +needs review
nosy: +alexandre.vassalotti, stutzbach
stage:  -> patch review

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue11480>
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