IN PYTHON ONLY
FIFO Queue lab9pr1.py, Zybook
For this problem, please use the Node class that we used for linkedlists during the lectures. For this please import the Node.py fileat the top of your file using:
from Node import *
A first-in first-out queue (FIFO Queue) is a data structure thatconceptually stores a linear list of items by providing thefollowing functionality:
• enqueue(item) appends the new item at the end (the tail) ofthe queue.
• dequeue() removes the first item (the head) from the queue andreturns it.
It returns None if the queue is empty.
• isEmpty() returns True if the queue is
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