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Wed Nov 14 20:41:42 CET 2007 · http://mail.python.org/pipermail/python-dev/2007-November/075229.html

On Nov 14, 2007 10:30 AM, Isaac Morland <ijmorlan at cs.uwaterloo.ca> wrote:
> For another project (see my previous email on named tuples), I needed to
> represent procedure signatures, and use them to expand arguments into the
> dictionary of values that exists when execution of a procedure starts.  To my
> surprise, this capability didn't seem to be provided by the Python library,
> even though it clearly is present within the Python system somewhere.
>
> So I wrote a Signature class.  Instances of the class represent all the
> information present between the parentheses of a procedure definition.
> Properties are provided to get the information out, and an expand_args method
> can be called to expand arguments into a dictionary.  This expand_args method
> implements (if I've done it right) the argument conversion part of section
> 5.3.4 of the Python Reference Manual (http://docs.python.org/ref/calls.html).

Have you seen http://www.python.org/dev/peps/pep-0362/? It sounds
awfully similar to what you're proposing here.

Collin Winter

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Showing content from http://mail.python.org/pipermail/python-dev/2007-November/075229.html below:

[Python-Dev] Python Library Addition: First-class Procedure Signatures