asyncio grpc & KeyboardInterrupt

traceback.out

grpc/examples/python/helloworld$ python async_greeter_server.py 
DEBUG:asyncio:Using selector: EpollSelector
DEBUG:grpc._cython.cygrpc:Using AsyncIOEngine.POLLER as I/O engine
INFO:root:Starting server on [::]:50051
^CDEBUG:grpc._cython.cygrpc:__dealloc__ called on running server <grpc._cython.cygrpc.AioServer object at 0x7f49685adc10> with status 4
Traceback (most recent call last):
  File "async_greeter_server.py", line 50, in <module>
    asyncio.run(serve())
  File "/usr/lib/python3.8/asyncio/runners.py", line 43, in run
    return loop.run_until_complete(main)
  File "/usr/lib/python3.8/asyncio/base_events.py", line 603, in run_until_complete
    self.run_forever()
  File "/usr/lib/python3.8/asyncio/base_events.py", line 570, in run_forever
    self._run_once()
  File "/usr/lib/python3.8/asyncio/base_events.py", line 1823, in _run_once
    event_list = self._selector.select(timeout)
  File "/usr/lib/python3.8/selectors.py", line 468, in select
    fd_event_list = self._selector.poll(timeout, max_ev)
KeyboardInterrupt

werx_better.py

if __name__ == '__main__':
    logging.basicConfig(level=logging.DEBUG)
    loop = asyncio.get_event_loop()
    server = grpc.aio.server()
    try:
        loop.run_until_complete(serve(server))
    except KeyboardInterrupt:
        print('User quit.')
        loop.run_until_complete(server.stop(0))
    finally:
        loop.close()