In [19]:
def multiply_by(number):
    if number % 3== 0 and number % 15 != 0:
        print("fizz")
    if number % 5 == 0 and number % 15 != 0:
        print("buzz")
    if number % 15 == 0:
        print "fizzbuzz"
    return

multiply_by(45)


fizzbuzz

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