def test_equals_2(self): self.assertEqual(ranks([2]), [1])
def test_equals(self): self.assertEqual(ranks([]), [])
def test_equals_4(self): self.assertEqual(ranks([9, 3, 6, 10]), [2, 4, 3, 1])
def test_equals_5(self): self.assertEqual(ranks([3, 3, 3, 3, 3, 5, 1]), [2, 2, 2, 2, 2, 1, 7])
def test_equals_3(self): self.assertEqual(ranks([2, 2]), [1, 1])