so,me feedback

app.py

@@ -25,7 +25,7 @@ def chat(message, history=[]):
     bot_input_ids = torch.cat([torch.LongTensor(history), new_user_input_ids], dim=-1)
     history = model.generate(bot_input_ids, max_length=500, pad_token_id=tokenizer.eos_token_id).tolist()
     response = tokenizer.decode(history[0]).replace("<|endoftext|>", "")
-    return response, history
+    return response, history, 'haha'
 
 
 def feedback(text):