# ch6/example2.py

from multiprocessing import Process, current_process
import time


def f1():
    pname = current_process().name
    print('Starting process %s...' % pname)
    time.sleep(2)
    print('Exiting process %s...' % pname)

def f2():
    pname = current_process().name
    print('Starting process %s...' % pname)
    time.sleep(4)
    print('Exiting process %s...' % pname)


if __name__ == '__main__':
    p1 = Process(name='Worker 1', target=f1)
    p2 = Process(name='Worker 2', target=f2)
    p3 = Process(target=f1)

    p1.start()
    p2.start()
    p3.start()

    p1.join()
    p2.join()
    p3.join()