[Doc-SIG] Double specification of function signatures?

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    Michael> It seems that any documentation or help tool worth its salt
    Michael> should fetch the parameters from the definition and so
    Michael> including them in the docstring should be redundant
    Michael> duplication.

That's my position as well.  Currently we have no way to extract the
function signatures from C code on-the-fly or in a preprocessing step (might
be a good GSoC project), but for functions written in Python I'm of the
opinion the docstrings should not include function signatures.

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