fixes

frontend/README.md

@@ -8,12 +8,14 @@ We created a simple video-game like frontend for better interaction with the IBS
 2. Set your OpenAI API key in `api_key.py`.
 3. From root directory of this repository run
     ```
-    python mzgame_frontend.py --backend_port <backend_port> --frontend_port <frontend_port>
+    python mzgame_frontend.py --frontend_port <frontend_port>
     ```
-    If no arguments provided, by default, this python backend serves on port 8080, and the HTTP frontend serves on port 8081.
+    If no arguments provided, by default, the HTTP frontend serves on port 8081.
 
 4. The game frontend will be served on `http://localhost:<frontend_port>`. Use your browser to start the game!
 
+**NOTE:** The game frontend uses http://localhost:8080 to communicate with the `mzgame_frontend.py` Flask program. Make sure the port is not occupied.
+
 ## Guidance
 ### Basic control
 - **Move around:** Arrow keys or mouse clicking

mzgame_frontend.py

@@ -139,9 +139,8 @@ def agent(agent_name: str):
 
 if __name__ == "__main__":
     args = argparse.ArgumentParser()
-    args.add_argument("--backend_port", type=int, default=8080)
     args.add_argument("--frontend_port", type=int, default=8081)
     args = args.parse_args()
 
     threading.Thread(target=run_frontend_server, args=(args.frontend_port,)).start()
-    socketio.run(app, "localhost", args.backend_port, debug=False)
+    socketio.run(app, "localhost", 8080, debug=False)