yes, I've already done it. I will delete that comment.


On Sat, Dec 14, 2013 at 5:25 AM, Sergey B Kirpichev <
notifications@github.com> wrote:

> In sympy/core/function.py:
>
> > +        ()
> > +
> > +        If the function was initialized to accept a single argument, then a
> > +        tuple will contain that number:
> > +
> > +        >>> f = Function('f', nargs=1)
> > +        >>> f.nargs
> > +        (1,)
> > +        >>> f(1).nargs
> > +        (1,)
> > +
> > +        If the function was initialized to accept more than one argument, then a
> > +        tuple will contain all those valid numbers:
> > +
> > +        >>> g = Function('g', nargs=(2, 1))
> > +        >>> g.nargs  # TODO make sure it's sorted
>
> I think, it's trivial to fix. Isn't?
>
> —
> Reply to this email directly or view it on GitHub<https://github.com/skirpichev/sympy/pull/3/files#r8351361>
> .
>