def test_list_mode2(self):
     '''
     Test list_average
     '''
     result = k.list_average(
         [1, 9, 1, 8, 2, 4, 5, 2, 11, 4, 7, 5, 5, 3, 11, 11], "mode")
     self.assertEqual(set(result), set(5, 11))
 def test_list_mode1(self):
     '''
     Test list_average
     '''
     result = k.list_average([1, 9, 1, 8, 2, 4, 5, 2, 4, 7, 5, 5, 3],
                             "mode")
     self.assertEqual(result, 5)
 def test_list_mode(self):
     '''
     Test list_average
     '''
     result = k.list_average([], "mode")
     self.assertEqual(result, [])
 def test_list_median(self):
     '''
     Test list_average
     '''
     result = k.list_average([], "median")
     self.assertEqual(result, None)
 def test_list_average1(self):
     '''
     Test list_average
     '''
     result = k.list_average([1, 2, 3, 4, 5, 6, 7, 8, 9])
     self.assertEqual(result, 5)
 def test_list_average(self):
     '''
     Test list_average
     '''
     result = k.list_average([])
     self.assertEqual(result, 0)