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Diffstat (limited to 'Doc/library/argparse.rst')
| -rw-r--r-- | Doc/library/argparse.rst | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/Doc/library/argparse.rst b/Doc/library/argparse.rst index 186e12d..d64f8a2 100644 --- a/Doc/library/argparse.rst +++ b/Doc/library/argparse.rst @@ -1082,6 +1082,9 @@ specifiers include the program name, ``%(prog)s`` and most keyword arguments to optional arguments: -h, --help show this help message and exit +As the help string supports %-formatting, if you want a literal ``%`` to appear +in the help string, you must escape it as ``%%``. + :mod:`argparse` supports silencing the help entry for certain options, by setting the ``help`` value to ``argparse.SUPPRESS``:: |