Update main.py

main.py

@@ -1,5 +1,6 @@
 from flask import Flask, request, jsonify
-from langchain.llms import LlamaCpp
+# from langchain.llms import LlamaCpp
+from langchain_community.llms import LlamaCpp
 from langchain.callbacks.manager import CallbackManager
 from langchain.callbacks.streaming_stdout import StreamingStdOutCallbackHandler
 from langchain.prompts import PromptTemplate