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Showing content from https://mail.python.org/pipermail/python-dev/2008-February/076939.html below:

[Python-Dev] Py_CLEAR to avoid crashes

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Martin v. Löwis wrote:
> when some caller of PyEval_EvalFrameEx still carries
> a pointer to some object that got deleted, and then still some code can
> get hold of the then-deleted object.

I seem to have missed the beginning of this discussion.
I don't see what the problem is here. If a caller needs
a pointer to an object, shouldn't it be holding a
counted reference to it?

--
Greg

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