FizzBuzz in Python (2.7).

fizzbuzz.py

#!/usr/bin/env python

def main():
    for x in xrange(1, 101):
        div3 = x % 3 == 0
        div5 = x % 5 == 0
        if div3 and div5:
            print 'FizzBuzz'
        elif div3:
            print 'Fizz'
        elif div5:
            print 'Buzz'
        else:
            print x

if __name__ == '__main__':
    main()