def _process_worker(call_queue, result_queue):
    """ This worker is wrapped to block KeyboardInterrupt """
    signal.signal(signal.SIGINT, signal.SIG_IGN)  #block ctrl-c
    return _process_worker_base(call_queue, result_queue)
def _process_worker ( call_queue , result_queue ) : signal . signal ( signal . SIGINT , signal . SIG_IGN ) return _process_worker_base ( call_queue , result_queue )
This worker is wrapped to block KeyboardInterrupt