[Python-ideas] Bring back callable()

[Zac Burns]

> I actually really prefer `isinstance(x, collections.Callable)`...
>
> If this was accepted, I would at least want it to be called `iscallable`
> instead
> of `callable`, since I sometimes want to use the name `callable` in my
> code.
>
>
> Ram.
>
>
+1 to making a Callable abstract baseclass

-1 to putting it in collections... it's not iterable nor does it hold items.

--
Zachary Burns
(407)590-4814
Aim - Zac256FL
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