[Python-Dev] cpython: inspect.Signature: Add 'Signature.from_callable' classmethod. Closes #17373

[Antoine Pitrou]

On Thu, 27 Mar 2014 17:12:02 +0100 (CET)
yury.selivanov <python-checkins at python.org> wrote:
>  
> +    .. classmethod:: Signature.from_callable(obj)
> +
> +       Return a :class:`Signature` (or its subclass) object for a given callable
> +       ``obj``. This method simplifies subclassing of :class:`Signature`:
> +
> +       ::
> +
> +         class MySignature(Signature):
> +             pass
> +         sig = MySignature.from_callable(min)
> +         assert isinstance(sig, MySignature)
> +

This needs a "versionadded" tag.

Regards

Antoine.