threads in python

threads.py

import time
import threading

def do_work(work):
    print(f'Doing {work}')
    time.sleep(3)
    print(f'Finished {work}')

def do_all_the_work(work):
    index = 0
    for piece_of_work in work:
        t = threading.Thread(target=do_work, args=(piece_of_work,))
        t.start()
        work[index] = t
        index += 1

work = ['Work-1', 'Work-2', 'Work-3', 'Work-4', 'Work-5']

do_all_the_work(work)

for thread in work:
    thread.join()

print('Finished all threads')