Re: Modifying signature of ctor in class

References	<5cb33b569cf14dfea9424c006c9abc95@exch.activenetwerx.com> <CALwzidm0s48iKMdyzOYwS+nZtBjh_y-Z2yaNi1=Unvsa_Ok1FQ@mail.gmail.com> <CALwzidk5H_hevjuiJjYyJTM9wj5hZbmZa=G9L8ctTZ+geJu+=A@mail.gmail.com>
Date	2015-09-25 08:23 +1000
Subject	Re: Modifying signature of ctor in class
From	Chris Angelico <rosuav@gmail.com>
Newsgroups	comp.lang.python
Message-ID	<mailman.152.1443133395.28679.python-list@python.org> (permalink)

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On Fri, Sep 25, 2015 at 8:19 AM, Ian Kelly <ian.g.kelly@gmail.com> wrote:
> Quick and dirty example:
>
> py> from inspect import Signature, Parameter
> py> def foo(*args, **kwargs): pass
> ...
> py> foo.__signature__ = Signature([Parameter('x',
> Parameter.POSITIONAL_OR_KEYWORD), Parameter('y',
> Parameter.KEYWORD_ONLY)])
> py> help(foo)
> Help on function foo in module __main__:
>
> foo(x, *, y)

Okay, that's a LOT easier than the stuff I was playing around with :)

Of course, it still requires that inspect.signature be used.

ChrisA

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Re: Modifying signature of ctor in class Chris Angelico <rosuav@gmail.com> - 2015-09-25 08:23 +1000

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