import threading


def saySorry():
    while True:
        print('1')
    # time.sleep(1000)


def sayHi():
    while True:
        print('2')


if __name__ == '__main__':
    for i in range(5):
        t1 = threading.Thread(target=saySorry)
        t2 = threading.Thread(target=sayHi)
        t1.start()
        t2.start()