MultiprocessingClassExample.py

import multiprocessing
import time


class Monitor(multiprocessing.Process):

    def __init__(self, ):
        multiprocessing.Process.__init__(self)
        self.exit = multiprocessing.Event()

    def run(self):
        while not self.exit.is_set():
            time.sleep(0.5)
            print('working..')
        print("Done!")

    def terminate(self):
        print("Bye!")
        self.exit.set()


if __name__ == "__main__":
    monitor = Monitor()
    monitor.start()
    print("Waiting for a while")
    time.sleep(3)
    monitor.terminate()
    monitor.join()
    time.sleep(3)
    print("Child process state: %d" % monitor.is_alive())
    print('Process exit code: %d' % monitor.exitcode)