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Fix error in argparse documentation example #17399

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Aug 28, 2020
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Fix error in argparse documentation example #17399

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4 changes: 2 additions & 2 deletions Doc/library/argparse.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -1161,8 +1161,8 @@ keyword argument to :meth:`~ArgumentParser.add_argument`::
>>> parser.parse_args(['--foo', 'BAR'])
Namespace(foo='BAR')
>>> parser.parse_args([])
usage: argparse.py [-h] [--foo FOO]
argparse.py: error: option --foo is required
usage: [-h] --foo FOO
: error: the following arguments are required: --foo

As the example shows, if an option is marked as ``required``,
:meth:`~ArgumentParser.parse_args` will report an error if that option is not
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