flake8 cleanup

Author: jell-o-fishi

examples/bugs/issue_165/165_server.py

@@ -29,4 +29,4 @@ def session(*connection):
 
 if __name__ == "__main__":
     logging.basicConfig(filename="rsocket.log", format="%(asctime)s %(message)s", filemode="w")
-    asyncio.run(run_server(10000))
+    asyncio.run(run_server(10000))