03-join.py

import time
import threading

def myfunc(name):
    print(f'myfunc started with {name}')
    time.sleep(10)
    print('myfunc ended')

if __name__ == '__main__':
    print('main started')
    t = threading.Thread(target=myfunc, args=['realpython'])
    t.start()
    t.join()
    print('main ended')