# xrange_vs_while.py

# xrange_vs_while.py

from timeit import timeit

t = timeit(stmt='while i < 10 ** 7: i += 1',
           setup='i = 0',
           number=1)
print t

t = timeit(stmt='for _ in xrange(0, 10 ** 7): pass',
           number=1)
print t