[issue42247] unittest hides traceback frames in chained exceptions

[Irit Katriel]

Change by Irit Katriel <iritkatriel at yahoo.com>:


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keywords: +patch
nosy: +iritkatriel
nosy_count: 1.0 -> 2.0
pull_requests: +22552
stage:  -> patch review
pull_request: https://github.com/python/cpython/pull/23687

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue42247>
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