Update app.py

app.py

@@ -2,7 +2,7 @@ from flask import Flask, render_template_string, request, jsonify, send_from_dir
 import os
 from dotenv import load_dotenv
 from langchain_community.vectorstores import FAISS
-from langchain_huggingface import HuggingFaceEmbeddings
+from langchain.embeddings import HuggingFaceEmbeddings
 from langchain.text_splitter import RecursiveCharacterTextSplitter
 from langchain_core.documents import Document
 import requests