in callouts/python/extproc/service/callout_server.py [0:0]
def run(self) -> None:
"""Start all requested servers and listen for new connections; blocking."""
self._start_servers()
self._setup = True
try:
self._loop_server()
except KeyboardInterrupt:
logging.info('Server interrupted')
finally:
self._stop_servers()
self._closed = True