FizzBuzz using generators.

fizzbuzz.py

def fizbuz():
    n = 0
    while True:
        n += 1
        yield n
        n += 1
        yield n
        n += 1
        yield 'Fizz' # 3
        n += 1
        yield n
        n += 1
        yield 'Buzz' # 5
        n += 1
        yield 'Fizz' # 6
        n += 1
        yield n
        n += 1
        yield n
        n += 1
        yield 'Fizz' # 9
        n += 1
        yield 'Buzz' # 10
        n += 1
        yield n
        n += 1
        yield 'Fizz' # 12
        n += 1
        yield n
        n += 1
        yield n
        n += 1
        yield 'FizzBuzz' # 15

for _, n in zip(range(30), fizbuz()):
    print n