def test_str_strip(self): """Check matches the python string strip method.""" self._test_method("strip") s = Seq(" ACGT ") m = MutableSeq(" ACGT ") self.assertEqual(s.strip(), "ACGT") self.assertRaises(TypeError, s.strip, 7) self.assertEqual(s, " ACGT ") self.assertEqual(m.strip(), "ACGT") self.assertRaises(TypeError, m.strip, 7) self.assertEqual(m, " ACGT ") self.assertEqual(m.strip(inplace=True), "ACGT") self.assertEqual(m, "ACGT")