Happy New Year animation with Python3

new_year.py

from os import system 
from time import sleep

string = [
"| | | |  | _ |  |  _ | |  _ | | | | |   |  \\ | | | __ | \\  \\       / /    | | | | | __ |  | _ |  | __ |     ",
"| |_| | | |_| | |  __| |  __| \\  `  /   | |\\ | | | ___|  \\  \\  _  / /     \\  `  / | ___| | |_| | | ___/     ",
"|  _  | |  _  | | |    | |      | |     | | \\  | | |_     \\  \\/_\\/ /        | |   | |_   |  _  | | |\\ \\     ",
"|_| |_| |_| |_| |_|    |_|      |_|     |_|  \\ | |___|     \\_/  \\_/         |_|   |___|  |_| |_| |_| \\_\\    "]


def rotate(l, n):
    return l[n:] + l[:n]


while True:
    system('cls')
    for j in range(4):
        string[j] = rotate(string[j], 1)
    print("\n".join(string))
    sleep(0.01)