exhausted iterators - what to do about them?

Question

(In Python 3.1) (Somewhat related to another question I asked, but this question is about iterators being exhausted.)

# trying to see the ratio of the max an         


        

Answer 1

The itertools.tee function can help here:

import itertools

f1, f2 = itertools.tee(filtered, 2)
ratio = max(f1) / min(f2)