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[3.14] GH-139809: Fix argparse subcommand prog not respecting color environment variables (GH-139818) (#139866)

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GH-139809: Fix argparse subcommand prog not respecting color environment variables (GH-139818)
(cherry picked from commit 9fc4366f09)

Co-authored-by: Savannah Ostrowski <savannah@python.org>
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Miss Islington (bot) 2025-10-09 19:19:54 +02:00 • committed by GitHub
parent 2cc13ff304
commit af1cb1cdb8
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3 changed files with 18 additions and 2 deletions
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Lib/argparse.py
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@ -1960,7 +1960,9 @@ def add_subparsers(self, **kwargs):
# prog defaults to the usage message of this parser, skipping
# optional arguments and with no "usage:" prefix
if kwargs.get('prog') is None:
formatter = self._get_formatter()
# Create formatter without color to avoid storing ANSI codes in prog
formatter = self.formatter_class(prog=self.prog)
formatter._set_color(False)
positionals = self._get_positional_actions()
groups = self._mutually_exclusive_groups
formatter.add_usage(None, positionals, groups, '')