Update app.py

app.py

@@ -57,15 +57,6 @@ model.config.training = False
 # FIXED PROMPT
 FIXED_PROMPT = "What material is this item and how to dispose of it?"
 
-def upvote_last_response(state):
-    return ("",) + (disable_btn,) * 3
-
-def downvote_last_response(state):
-    return ("",) + (disable_btn,) * 3
-
-def flag_last_response(state):
-    return ("",) + (disable_btn,) * 3
-
 def clear_history():
     state = default_conversation.copy()
     return (state, state.to_gradio_chatbot(), "", None) + (disable_btn,) * 5
@@ -264,23 +255,7 @@ with gr.Blocks(title="CuMo", theme=gr.themes.Default(), css=block_css) as demo:
     url_params = gr.JSON(visible=False)
 
     # Register listeners
-    btn_list = [upvote_btn, downvote_btn, flag_btn, regenerate_btn, clear_btn]
-    upvote_btn.click(
-        upvote_last_response,
-        [state],
-        [textbox, upvote_btn, downvote_btn, flag_btn]
-    )
-    downvote_btn.click(
-        downvote_last_response,
-        [state],
-        [textbox, upvote_btn, downvote_btn, flag_btn]
-    )
-    flag_btn.click(
-        flag_last_response,
-        [state],
-        [textbox, upvote_btn, downvote_btn, flag_btn]
-    )
-
+    btn_list = [regenerate_btn, clear_btn]
     clear_btn.click(
         clear_history,
         None,