language: Python (python 2.7.3)
date: 763 days 23 hours ago
link:
visibility: public 
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import timeit
 
def f(callback, n):
    i = 0
    while i < n:
        callback(i)
        i += 1
 
def g(n):
    i = 0
    while i < n:
        yield i
        i += 1
 
def callback(x):
    x
 
print timeit.timeit("f(callback, 1000)", setup="from __main__ import f, callback", number=1000)
print timeit.timeit("for x in g(1000): x", setup="from __main__ import g", number=1000)