Update app.py

app.py

@@ -155,14 +155,14 @@ def main():
         index = VectorStoreIndex.from_vector_store(
             vector_store, storage_context=storage_context
         )
-    
-    select_initial_collection()
-
 
         retriever = VectorIndexRetriever(index=index, similarity_top_k=3, vector_store_query_mode="hybrid", embed_model=embed_model, alpha=0.5)
 
         current_collection = "BANDI_SISTEMA_PUGLIA"
         return "collezione settata"
+    
+    select_initial_collection()
+
 
     def select_collection(evt: gr.SelectData):
         global current_collection