Update app.py

app.py

@@ -81,7 +81,10 @@ Conversation = ConversationChain(llm = llm,
                                  memory = st.session_state.entity_memory)
 
 
-while user_input:
+
+
+submit = st.button("Generate")
+while submit:
     output = Conversation.run(input=user_input)  
     st.session_state.past.append(user_input)  
     st.session_state.generated.append(output)