hello world coin flips

flip.py

import sys
import itertools

for test in itertools.product([False,True], repeat=2):
    bob_flip = test[0]
    alice_flip = test[1]
    if bob_flip == False:
        bob_guess = True
    else:
        bob_guess = False

    if alice_flip == False:
        alice_guess = False
    else:
        alice_guess = True

    if alice_guess == bob_flip or bob_guess == alice_flip:
        print "Bob's Flip:    " + str(bob_flip)
        print "Alice's Flip:  " + str(alice_flip)
        print "Bob's Guess:   " + str(bob_guess)
        print "Alice's Guess: " + str(alice_guess)
        print "Passed."
    else:
        print "Failed."
        sys.exit()

print "Finished without fail."