> > The intern() builtin uses this approach:
>
> > interned = {}
> > def intern(s):
> > if s in interned:
> > return interned[s]
> > interned[s] = s
> > return s
>
> If you've seen it before, and have the old one, return the old one.
> Do I have this straight?Right. -- http://mail.python.org/mailman/listinfo/python-list
