def test_valid_passport(self): self.assertIn('ecl', self.person1) self.assertNotIn('hgt', self.person2) self.assertNotIn('cid', self.person3) self.assertNotIn('cid', self.person4) self.assertNotIn('byr', self.person4) self.assertTrue(Day4.valid_passport(self.person1)) self.assertFalse(Day4.valid_passport(self.person2)) self.assertTrue(Day4.valid_passport(self.person3)) self.assertFalse(Day4.valid_passport(self.person4))