Update app.py

app.py

@@ -21,7 +21,7 @@ pc = Pinecone(api_key=os.environ['PINECONE_API_KEY'])
 index_name = "italy-kg"
 
 # Create index if it doesn't exist
-if index_name not in pinecone.list_indexes():
+if index_name not in pc.list_indexes():
     pc.create_index(
         name=index_name,
         dimension=1536,