def __init__(self, worker_id, publish_func, args):
        """
        :param args: The worker will sleep for this time (seconds) until returned
        """
        super(SleepyDoingNothingWorker, self).__init__(worker_id, publish_func, args)
        self._sleep = args

        :param args: The worker will sleep for this time (seconds) until returned
        
petastorm/workers_pool/tests/stub_workers.py