[issue9495] argparse unittest tracebacks are confusing if an error is raised when not expected

[Tal Einat]

Tal Einat <taleinat+python at gmail.com> added the comment:

Thanks for the PR, Alex!

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resolution:  -> fixed
stage: patch review -> resolved
status: open -> closed
versions: +Python 3.9 -Python 3.3, Python 3.4

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<https://bugs.python.org/issue9495>
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