[issue34068] traceback.clear_frames(): Objects/typeobject.c:3086: _PyType_Lookup: Assertion `!PyErr_Occurred()' failed.

[Serhiy Storchaka]

Serhiy Storchaka <storchaka+cpython at gmail.com> added the comment:


New changeset cc13016658a9ed86d0b702ab6c251ad5952a952f by Serhiy Storchaka in branch '3.6':
bpo-34068: _io__IOBase_close_impl could call _PyObject_SetAttrId with an exception set (GH-8282). (GH-8312)
https://github.com/python/cpython/commit/cc13016658a9ed86d0b702ab6c251ad5952a952f


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<https://bugs.python.org/issue34068>
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