enumerate overflow

[Raymond Hettinger]

[Paul Rubin]
> I hope in 3.0 there's a real fix, i.e. the count should promote to
> long.

In Py2.6, I will mostly likely put in an automatic promotion to long
for both enumerate() and count().  It took a while to figure-out how
to do this without killing the performance for normal cases (ones used
in real programs, not examples contrived to say, "omg, see what
*could* happen").


Raymond