def stop_swf_worker():
    worker = swf_worker.get_worker()
    worker.stop()
def stop_swf_worker():
    worker = swf_worker.get_worker()
    worker.stop()
def start_swf_worker():
    worker = swf_worker.get_worker()
    worker.start()
def start_swf_worker():
    worker = swf_worker.get_worker()
    worker.start()