diff options
Diffstat (limited to 'Lib/argparse.py')
| -rw-r--r-- | Lib/argparse.py | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/Lib/argparse.py b/Lib/argparse.py index c12a16d53f..d556621f4f 100644 --- a/Lib/argparse.py +++ b/Lib/argparse.py @@ -1561,13 +1561,16 @@ class ArgumentParser(_AttributeHolder, _ActionsContainer): # add help and version arguments if necessary # (using explicit default to override global argument_default) + default_prefix = '-' if '-' in prefix_chars else prefix_chars[0] if self.add_help: self.add_argument( - '-h', '--help', action='help', default=SUPPRESS, + default_prefix+'h', default_prefix*2+'help', + action='help', default=SUPPRESS, help=_('show this help message and exit')) if self.version: self.add_argument( - '-v', '--version', action='version', default=SUPPRESS, + default_prefix+'v', default_prefix*2+'version', + action='version', default=SUPPRESS, version=self.version, help=_("show program's version number and exit")) |