[issue13115] tp_as_{number, sequence, mapping} can't be set using PyType_FromSpec

[Antoine Pitrou]

Changes by Antoine Pitrou <pitrou at free.fr>:


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nosy: +amaury.forgeotdarc, loewis
type:  -> behavior
versions: +Python 3.3

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue13115>
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