def test_rouge_l_2(self): self.assertEqual(rouge_l(self.s1, self.s3), 0.5)
def test_rouge_l_3(self): self.assertEqual(rouge_l(self.s1, self.s4), 0.5)
def test_rouge_l_1(self): self.assertEqual(rouge_l(self.s1, self.s2), 0.75)