Update app.py

app.py

@@ -4,18 +4,23 @@ import pickle
 import time
 import requests
 from bs4 import BeautifulSoup
+
+# ---- LangChain Community Packages ----
 from langchain_community.embeddings import HuggingFaceEmbeddings
-from langchain_text_splitters import RecursiveCharacterTextSplitter
 from langchain_community.vectorstores import FAISS
-from langchain_groq import ChatGroq
-from langchain.schema import Document
-
-# ⬇️ New imports replacing RetrievalQAWithSourcesChain
-from langchain.chains.combine_documents import create_stuff_documents_chain
-from langchain.chains.retrieval import create_retrieval_chain
 from langchain_community.chains import RetrievalQAWithSourcesChain
+
+# ---- LangChain Core Packages ----
 from langchain_core.prompts import ChatPromptTemplate
 from langchain_core.output_parsers import StrOutputParser
+from langchain_core.documents import Document  # ✅ Correct import
+
+# ---- Text Splitters ----
+from langchain_text_splitters import RecursiveCharacterTextSplitter
+
+# ---- LLM ----
+from langchain_groq import ChatGroq
+
 
 
 st.title("RockyBot: News Research Tool 📈")