Generator Madness

gistfile1.py

# you'll do something silly like this
def v1_powers_of_two(limit=10):
    def po2s():
        for x in range(0, limit):
            yield 2 ** x
    return list(po2s())


# instead of something sensible like this
def v2_powers_of_two(limit=10):
    p2s = []
    for x in range(0, limit):
        p2s.append(2 ** x)
    return p2s

print v1_powers_of_two()
print v2_powers_of_two()