Update app.py

app.py

@@ -14,9 +14,9 @@ import time
 import requests
 import gradio as gr
 from nltk.tokenize import word_tokenize
-from langchain.vectorstores import FAISS
-from langchain_community.llms import HuggingFaceEndpoint
-from langchain.embeddings import SentenceTransformerEmbeddings
+from langchain_community.embeddings import SentenceTransformerEmbeddings
+from langchain_community.vectorstores import FAISS
+from langchain_huggingface import HuggingFaceEndpoint
 from langchain.schema import SystemMessage, HumanMessage, AIMessage
 from langchain_community.chat_models.huggingface import ChatHuggingFace
 from youtube_transcript_api import YouTubeTranscriptApi