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Issue #14328: Add keyword-only parameters to PyArg_ParseTupleAndKeywords.

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They're optional-only for now (unlike in pure Python) but that's all
I needed.  The syntax can easily be relaxed if we want to support
required keyword-only arguments for extension types in the future.
This commit is contained in:
Larry Hastings 2012-03-20 20:06:16 +00:00
parent 2a886412ba
commit 83a9f48699
4 changed files with 134 additions and 3 deletions
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9
Doc/c-api/arg.rst
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@ -338,6 +338,15 @@ inside nested parentheses. They are:
:c:func:`PyArg_ParseTuple` does not touch the contents of the corresponding C
variable(s).
``$``
:c:func:`PyArg_ParseTupleAndKeywords` only:
Indicates that the remaining arguments in the Python argument list are
keyword-only. Currently, all keyword-only arguments must also be optional
arguments, so ``|`` must always be specified before ``$`` in the format
string.
.. versionadded:: 3.3
``:``
The list of format units ends here; the string after the colon is used as the
function name in error messages (the "associated value" of the exception that