Update app.py

app.py

@@ -36,6 +36,7 @@ pc = Pinecone(api_key=os.environ['PINECONE_API_KEY'])
 # Define index name and parameters
 index_name = "italy-kg"
 vectorstore = PineconeVectorStore(index_name=index_name, embedding=embeddings)
+llm=OpenAI(temperature=0,openai_api_key=openai_api_key)
 
 
 # Tool functions