Hacker rank Print the Elements of a Linked List

#!/bin/python3
 
import math
import os
import random
import re
import sys
 
class SinglyLinkedListNode:
    def __init__(self, node_data):
        self.data = node_data
        self.next = None
 
class SinglyLinkedList:
    def __init__(self):
        self.head = None
        self.tail = None
 
    def insert_node(self, node_data):
        node = SinglyLinkedListNode(node_data)
 
        if not self.head:
            self.head = node
        else:
            self.tail.next = node
 
 
        self.tail = node
 
# Complete the printLinkedList function below.
 
#
# For your reference:
#
# SinglyLinkedListNode:
#     int data
#     SinglyLinkedListNode next
#
#
def printLinkedList(head):
    temp= head
    while temp.next!=None:
        print(temp.data)
        temp=temp.next
    print(temp.data)
 
if __name__ == '__main__':
    llist_count = int(input())
 
    llist = SinglyLinkedList()
 
    for _ in range(llist_count):
        llist_item = int(input())
        llist.insert_node(llist_item)
 
    printLinkedList(llist.head)