W3School TIY Editor

queue = [] # Enqueue queue.append('A') queue.append('B') queue.append('C') print("Queue: ", queue) # Peek frontElement = queue[0] print("Peek: ", frontElement) # Dequeue poppedElement = queue.pop(0) print("Dequeue: ", poppedElement) print("Queue after Dequeue: ", queue) # isEmpty isEmpty = not bool(queue) print("isEmpty: ", isEmpty) # Size print("Size: ", len(queue))