[Python-3000] PEP: rename it.next() to it.__next__(), add a next() built-in

[Daniel Stutzbach]

On 3/6/07, Brett Cannon <brett at python.org> wrote:
> http://docs.python.org/dev/api/type-structs.html#l2h-1017 doesn't say
> that a NULL return can be used as a signal that iterator is exhausted
> without raising StopIteration.  That would mean the above could be
> simplified somewhat in terms of return value checking.

FWIW, PEP 234 states that the end of iteration can also be signaled by
returning NULL without an exception set.

-- 
Daniel Stutzbach, Ph.D.             President, Stutzbach Enterprises LLC