def test_wrong_length(self):
     self.assertEqual(palindrome5('racecar driver doing a pullup'), [])
 def test_partial(self):
     self.assertEqual(palindrome5('what were you referring to?'), [])
 def test_multiple(self):
     self.assertEqual(
         palindrome5('which level are you and what are your stats?'),
         ['level', 'stats'])
 def test_kayak(self):
     self.assertEqual(palindrome5('kayak'), ['kayak'])
 def test_wrong_length(self):
     self.assertEqual(palindrome5('racecar driver doing a pullup'), [])
 def test_multiple(self):
     self.assertEqual(
         palindrome5('which level are you and what are your stats?'),
         ['level', 'stats']
     )
 def test_partial(self):
     self.assertEqual(palindrome5('what were you referring to?'), [])
 def test_kayak(self):
     self.assertEqual(palindrome5('kayak'), ['kayak'])