Update app.py

app.py

@@ -159,7 +159,7 @@ def create_vector_db(final_items):
         item2 = str(item)
         item_id = f"id_{item2[:45].replace(' ', '_')}"
     
-        item_id_already_created = db.get(item_id)
+        item_id_already_created = db.get(item_id) #referenced db here, but it is already initialized?
     
         if item_id_already_created is None:  # If the ID does not exist
             # Generate the LLM prompt and output
@@ -261,7 +261,7 @@ def generate_response(db, query_text, previous_context):
     
     return full_response
 
-def streamlit_app():
+def streamlit_app(db):
     st.title("BioModelsRAG")
     
     search_str = st.text_input("Enter search query:")