[Python-Dev] PEP 218 (sets); moving set.py to Lib

[Guido van Rossum]

> > Is there any particular reason BaseSet and basestring need to raise
> > different exceptions on an attempt at instantiation ?
> 
> Hm, I dunno.  NotImplementedError was intended for this kind of use,
> but TypeError also matches.  I'll add an XXX for this.

I found a good reason why it should be TypeError, so TypeError it is.

--Guido van Rossum (home page: http://www.python.org/~guido/)