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gh-58247: clarify metavar behaviour in ArgumentParser.add_subparsers #148671

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savannahostrowski merged 4 commits into from
Oct 21, 2026
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gh-58247: clarify metavar behaviour in ArgumentParser.add_subparsers #148671

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clarify metavar behaviour in ArgumentParser.add_subparsers
SofieTorch Apr 17, 2026
85e5056
Merge branch 'main' into gh-58247-fix-subparsers-metavar-docs
SofieTorch Apr 17, 2026
8b49ad2
gh-58247: Refine subparser metavar documentation
savannahostrowski Oct 21, 2026
72eb527
Merge branch 'main' into gh-58247-fix-subparsers-metavar-docs
savannahostrowski Oct 21, 2026
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5 changes: 3 additions & 2 deletions Doc/library/argparse.rst
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Expand Up @@ -1771,8 +1771,9 @@ Subcommands

* help_ - help for sub-parser group in help output, by default ``None``

* metavar_ - string presenting available subcommands in help; by default it
is ``None`` and presents subcommands in form {cmd1, cmd2, ..}
* metavar_ - placeholder shown in usage and the subparsers' help entry
instead of ``{cmd1, cmd2, ...}``; by default ``None``.
Individual subcommand names are unchanged.

Some example usage::

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