Update app.py

app.py

@@ -19,7 +19,7 @@ from transformers import pipeline
 import os
 import transformers
 import torch
-# from langchain_community.llms import LlamaCpp
+from langchain_community.llms import LlamaCpp
 # from langchain_retrieval import BaseRetrieverChain
 # from dotenv import load_dotenv