class Node:   # Node Creation    def __init__(self, data):        self.data=data        self.ref=None class LinkedList:   # Connecting the nodes    def __int__(self):        self.head=None    def print_ll(self):  # Printing of the created linhed list        if self.head is None:            print("Linked list is empty")            return        n=self.head        while n:            print(n.data)            n=n.refnode1 =Node(10)   # Given the vazlue in the 1st nodenode2=Node(2)   # Giving the value in the second nodeq1=LinkedList()  # Calling the Linkeglist functionq1.head=node1  # pointing of q1 as a head nodenode1.ref=node2   # storing the addresss of the 2nd node into                     first nodeq1.print_ll()  # printing of q1