Update app.py

app.py

@@ -42,8 +42,8 @@ else:
     user_query = st.chat_input("Type your message here...")
     if user_query is not None and user_query !="":
         response = get_response(user_query)
-        st.session_state.chat_history .append(HumanMessage(content=user_query))
-        st.session_state.chat_history .append(AIMessageMessage(content=response))
+        st.session_state.chat_history.append(HumanMessage(content=user_query))
+        st.session_state.chat_history.append(AIMessage(content=response))
         
                 
     #conversation