Dennis Sweeney <sweeney.dennis...@gmail.com> added the comment:
Here's a simpler reproducer:
not_an_iterator = lambda: 0
class A:
def __iter__(self):
return weakref.proxy(not_an_iterator)
a = A()
list(a)
I opened a PR.
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title: Finding string in iteratively deleted object cause segfault -> Weakref
proxy crashes on null tp_iternext slot.
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Python tracker <rep...@bugs.python.org>
<https://bugs.python.org/issue44720>
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