def run_continuously(self, interval=1):
        """Continuously run, while executing pending jobs at each elapsed
        time interval.

        @return cease_continuous_run: threading.Event which can be set to
        cease continuous run.

        Please note that it is *intended behavior that run_continuously()
        does not run missed jobs*. For example, if you've registered a job
        that should run every minute and you set a continuous run interval
        of one hour then your job won't be run 60 times at each interval but
        only once.
        """
        cease_continuous_run = threading.Event()

        class ScheduleThread(threading.Thread):
            @classmethod
            def run(cls):
                while not cease_continuous_run.is_set():
                    self.run_pending()
                    time.sleep(interval)

        continuous_thread = ScheduleThread()
        continuous_thread.start()
        return cease_continuous_run
Continuously run, while executing pending jobs at each elapsed
        time interval.

        @return cease_continuous_run: threading.Event which can be set to
        cease continuous run.

        Please note that it is *intended behavior that run_continuously()
        does not run missed jobs*. For example, if you've registered a job
        that should run every minute and you set a continuous run interval
        of one hour then your job won't be run 60 times at each interval but
        only once.