def test_equals_2(self): self.assertEqual( main_diagonal_product([[1, 2, 3], [4, 5, 6], [7, 8, 9]]), 45)
def test_equals_2(self): self.assertEqual(main_diagonal_product( [[1, 2, 3], [4, 5, 6], [7, 8, 9]]), 45 )
def test_equals(self): self.assertEqual(main_diagonal_product([[1, 0], [0, 1]]), 1)
def test_equals(self): self.assertEqual(main_diagonal_product([[1, 0], [0, 1]]), 1)