[issue25750] tp_descr_get(self, obj, type) is called without owning a reference to "self"

[Jeroen Demeyer]

Jeroen Demeyer <J.Demeyer at UGent.be> added the comment:

> Is it necessary to use METH_FASTCALL?

In Python 3, the bug only occurs with METH_FASTCALL. The issue is a reference counting bug and the temporary tuple used for a METH_VARARGS method avoids the bug.

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue25750>
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