Update app.py

app.py

@@ -142,7 +142,8 @@ def create_vector_db(final_items):
     
     # Initialize the database
     db = client.get_or_create_collection(name=collection_name, embedding_function=embedding_function)
-
+    if db is None:
+        print("Database has not been grabbed.")
     documents_to_add = []
     ids_to_add = []