def test_equal_2(self):
     self.assertEqual(averages([2, -2, 2, -2, 2]), [0, 0, 0, 0])
 def test_equal_4(self):
     self.assertEqual(averages([]), [])
 def test_equal_1(self):
     self.assertEqual(averages([2, 2, 2, 2, 2]), [2, 2, 2, 2])
 def test_equal_3(self):
     self.assertEqual(averages([1, 3, 5, 1, -10]), [2, 4, 3, -4.5])