def test_true_2(self):
     self.assertTrue(is_prime(11))
 def test_true(self):
     self.assertTrue(is_prime(2))
 def test_false_2(self):
     self.assertFalse(is_prime(1))
 def test_false_3(self):
     self.assertFalse(is_prime(12))
 def test_false(self):
     self.assertFalse(is_prime(0))