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#2476: document that %default feature is new in 2.4.

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Georg Brandl 2008-03-25 08:39:10 +00:00
parent 1e7c37514d
commit 799b372f31
1 changed files with 5 additions and 4 deletions
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Doc/library/optparse.rst
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@ -534,10 +534,11 @@ help message:
description "write output to FILE". This is a simple but effective way to make
your help text a lot clearer and more useful for end users.
* options that have a default value can include ``%default`` in the help
string---\ :mod:`optparse` will replace it with :func:`str` of the option's
default value. If an option has no default value (or the default value is
``None``), ``%default`` expands to ``none``.
.. versionadded:: 2.4
Options that have a default value can include ``%default`` in the help
string---\ :mod:`optparse` will replace it with :func:`str` of the option's
default value. If an option has no default value (or the default value is
``None``), ``%default`` expands to ``none``.
When dealing with many options, it is convenient to group these
options for better help output. An :class:`OptionParser` can contain