Tracking thread

track.py

#!/usr/bin/env python

import threading
import time


class TrackingThread(threading.Thread):
    def __init__(self, *args, **kwargs):
        super(TrackingThread, self).__init__(*args, **kwargs)
        self._stop = threading.Event()

    def run(self):
        while True:
            if self.stopped():
                print "Stop thread"
                break
            print "Tracking thread"
            time.sleep(1)

    def stop(self):
        self._stop.set()

    def stopped(self):
        return self._stop.isSet()


def main():
    while True:
        print "Main thread"
        time.sleep(1)


if __name__ == '__main__':
    track = TrackingThread()
    track.start()
    try:
        main()
    except:
        track.stop()