def test2(self):
word1 = "dog"
word2 = "boy"
res = _is_interesting_pair(word1, word2)
answer = False
self.assertEqual(answer, res)
print res
def test1(self):
word1 = "dog"
word2 = "zzz"
bp1 = _get_bit_pattern(word1)
bp2 = _get_bit_pattern(word2)
print bp1, bp2
res = _is_interesting_pair(word1, word2)
answer = True
self.assertEqual(answer, res)
print res
