def test_is_empty(self):
   """
   Test for is_empty method
   """
   queue = Queue()
   self.assertEqual(queue.is_empty(), True)
   queue.enqueue(1)
   self.assertEqual(queue.is_empty(), False)
    def test_is_empty(self):
        print('Test: test_is_empty')
        queue = Queue()

        print('Test: Empty queue')
        self.assertEqual(queue.is_empty(), True)

        print('Test: Not an empty queue')
        queue.enqueue(1)
        self.assertEqual(queue.is_empty(), False)
        print('Success: test_is_empty')