[issue33109] argparse: make new 'required' argument to add_subparsers default to False instead of True

[Éric Araujo]

Change by Éric Araujo <merwok at netwok.org>:


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Removed message: https://bugs.python.org/msg316702

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue33109>
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