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gh-92445 Improve interaction between nargs="*" and choices() (GH-92565)

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Harry 2022-08-25 12:18:38 +01:00 • committed by GitHub
parent cd492d43a2
commit ad7340e8c5
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3 changed files with 13 additions and 1 deletions
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4
Lib/argparse.py
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@ -2477,9 +2477,11 @@ class ArgumentParser(_AttributeHolder, _ActionsContainer):
not action.option_strings):
if action.default is not None:
value = action.default
self._check_value(action, value)
else:
# since arg_strings is always [] at this point
# there is no need to use self._check_value(action, value)
value = arg_strings
self._check_value(action, value)
# single argument or optional argument produces a single value
elif len(arg_strings) == 1 and action.nargs in [None, OPTIONAL]: