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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _do_change_status(self, status, force=False):
 """ This function is called by - set_status - _update_program_stack if active program is being changed - thia may be launched by sensor status change. status lock is necessary because these happen from different threads. This does not directly change status, but adds change request to queue. """

        self.system.worker_thread.put(DummyStatusWorkerTask(self._request_status_change_in_queue, status, force=force))