Multi thread python

multithread.py

import threading
import time



def excute_program(x):
    print(x)
    time.sleep(100)

lst_thread = range(10000)
worker_list = []
for i in lst_thread:
    t = threading.Thread(
        target=excute_program, args=(i, ), daemon=True)
    worker_list.append(t)

for worker in worker_list:
    worker.start()

for worker in worker_list:
    worker.join()