Update app.py

app.py

@@ -125,13 +125,10 @@ if "openai_model" not in st.session_state:
     st.session_state["openai_model"] = "gpt-3.5-turbo"
 
 if "messages" not in st.session_state:
-    st.session_state.messages = []
+    st.session_state.messages = [{ 'name' : 'student', 'content' : "hi" }] # Set initial message from student
     st.session_state.tutor_message_system_prompt = {"role": "system", "content": context_tutor}
     st.session_state.student_message_system_prompt = {"role": "system", "content": context_student}
 
-# Set initial message from tutor
-st.session_state.messages.append({ 'name' : 'student', 'content' : "hi" })
-
 for message in st.session_state.messages:
     with st.chat_message(name_to_role(message['name'])):
         st.markdown(message['content'])