[issue45235] argparse does not preserve namespace with subparser defaults

[Frost Ming]

Frost Ming <mianghong at gmail.com> added the comment:

Hi, I noticed this bug because of the regression of Python 3.9.8. And I proposed a better approach in PR 29574.

Maybe the folks here can have a look. Thanks

- Frost

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue45235>
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