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[3.13] gh-125254: Fix error report about ambiguous option in argparse (GH-125273) (GH-125359)

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This was a regression introduced in gh-58573. It was only tested for the
case when the ambiguous option is the last argument in the command line.
(cherry picked from commit 63cf4e914f)

Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>
This commit is contained in:
Miss Islington (bot) 2024-10-12 15:00:41 +02:00 • committed by GitHub
parent b4c504d76f
commit 33c41360c8
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3 changed files with 14 additions and 3 deletions
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14
Lib/test/test_argparse.py
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@ -6680,9 +6680,19 @@ class TestExitOnError(TestCase):
def test_ambiguous_option(self):
self.parser.add_argument('--foobaz')
self.parser.add_argument('--fooble', action='store_true')
self.parser.add_argument('--foogle')
self.assertRaisesRegex(argparse.ArgumentError,
"ambiguous option: --foob could match --foobaz, --fooble",
self.parser.parse_args, ['--foob'])
"ambiguous option: --foob could match --foobaz, --fooble",
self.parser.parse_args, ['--foob'])
self.assertRaisesRegex(argparse.ArgumentError,
"ambiguous option: --foob=1 could match --foobaz, --fooble$",
self.parser.parse_args, ['--foob=1'])
self.assertRaisesRegex(argparse.ArgumentError,
"ambiguous option: --foob could match --foobaz, --fooble$",
self.parser.parse_args, ['--foob', '1', '--foogle', '2'])
self.assertRaisesRegex(argparse.ArgumentError,
"ambiguous option: --foob=1 could match --foobaz, --fooble$",
self.parser.parse_args, ['--foob=1', '--foogle', '2'])
def test_os_error(self):
self.parser.add_argument('file')