def test_row2(self): ans = '1 2 1' self.assertEqual(ans, row(2))
def test_row3(self): ans = '1 7 21 35 35 21 7 1' self.assertEqual(ans, row(7))
def test_row3(self): ans = '1 7 21 35 35 21 7 1' self.assertEqual(row(7), ans)
def test_row1(self): ans = '1' self.assertEqual(ans, row(0))
def test_row2(self): ans = '1 2 1' self.assertEqual(row(2), ans)
def test_row1(self): ans = '1' self.assertEqual(row(0), ans)
def test_row2(self): ans = "1 2 1" self.assertEqual(ans, row(2))