import trio import tractor tractor.log.get_console_log("INFO") async def main(service_name): async with tractor.open_nursery() as an: await an.start_actor(service_name) async with tractor.get_registry('127.0.0.1', 1616) as portal: print(f"Arbiter is listening on {portal.channel}") async with tractor.wait_for_actor(service_name) as sockaddr: print(f"my_service is found at {sockaddr}") await an.cancel() if __name__ == '__main__': trio.run(main, 'some_actor_name')