Update app.py

app.py

@@ -61,17 +61,18 @@ def get_tutor_reply(chat_tutor):
   return chat_tutor.conversation_memory, chat_tutor
 
 # history is a list of list  [[user_input_str, bot_response_str], ...]
-def user(message, history):
-    return "", history + [[message, None]]
+def user(user_message, history):
+    return "", history + [[user_message, None]]
 
 def bot(history):
     user_message = history[-1][0]
-    tutor_message = "You typed: " + user_message
-
+    bot_message = "You typed: " + user_message
+    history[-1][1] = bot_message
+    return history
 
 with gr.Blocks() as demo:
     #initialize tutor (with state)
-    study_tutor = gr.State(BasicTutor())
+    #study_tutor = gr.State(BasicTutor())
         
     # Chatbot interface
     gr.Markdown("""
@@ -85,13 +86,12 @@ with gr.Blocks() as demo:
           with gr.Row():
             user_chat_input = gr.Textbox(label="User input", scale=9)
             user_chat_submit = gr.Button("Ask/answer model", scale=1)
+        with gr.Column():
+            clear = gr.Button("Clear")
     
-    
-    async_response = user_chat_submit.click(add_user_message,
-                [user_chat_input, study_tutor],
-                [user_chat_input, chatbot, study_tutor], queue=False) \
-      .then(get_tutor_reply, [study_tutor], [user_chat_input, chatbot, study_tutor], queue=True)
-
+    user_chat_submit.click(user, [user_chat_input, chatbot], [user_chat_input, chatbot], queue=False).then(
+        bot, chatbot, chatbot
+    )
     
     with gr.Blocks():
         gr.Markdown("""