shutting down server directly

app.py

@@ -210,7 +210,9 @@ class KeyboardListener:
             data = (await self.io_loop.run_in_executor(None, input, ""))
             try:
                 if data.strip().lower() == "q":
-                    return self.stop()
+                    self.packet_logger.save()
+                    self.server.stop()
+                    return
             except Exception:
                 pass