[issue17576] PyNumber_Index() is not int-subclass friendly (or operator.index() docos lie)

[Serhiy Storchaka]

Serhiy Storchaka added the comment:

if (PyLong_CheckExact(item) || (PyLong_Check(item) &&
    item->ob_type->tp_as_number->nb_index == PyLong_Type.tp_as_number->nb_index))

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nosy: +serhiy.storchaka

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue17576>
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