python 100000000 loops

python 100000000 loops

>>> def a():
...     s = time.time()
...     for i in xrange(0, 100000000):
...             pass
...     print time.time() -s
...
>>> def b():
...     s = time.time()
...     i = 0
...     while i < 100000000:
...             i+=1
...     print time.time()-s
...
>>> def c():
...     s = time.time()
...     for i in range(0, 100000000):
...             pass
...     print time.time()-s
...
>>> a()
3.09057092667
>>> b()
8.92706108093