Update app.py

app.py

@@ -8,7 +8,7 @@ import streamlit as st
 from PIL import Image
 
 def generate_response(question):
-    response = vq.submit_query(question)
+    response = st.session_state.vq.submit_query(question)
     return response
 
 def process_prompt(prompt):
@@ -39,7 +39,6 @@ def launch_bot():
         st.session_state.vq = VectaraQuery(cfg.api_key, cfg.customer_id, cfg.corpus_ids)
 
     cfg = st.session_state.cfg
-    vq = st.session_state.vq
     st.set_page_config(page_title=cfg.title, layout="wide")
 
     # left side content