Update app.py

app.py

@@ -3,13 +3,15 @@ import os
 os.environ["OPENAI_API_KEY"] = "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"  # 🔐 Replace with your key
 
 # ✅ Imports
-from langchain.document_loaders import PyPDFLoader
+import gradio as gr
 from langchain.text_splitter import RecursiveCharacterTextSplitter
-from langchain.embeddings import OpenAIEmbeddings
-from langchain.vectorstores import FAISS
 from langchain.chains import RetrievalQA
-from langchain_community.chat_models import ChatOpenAI
-from transformers import pipeline
+from transformers import pipeline, AutoConfig
+from langchain_community.document_loaders import PyPDFLoader
+import os
+import torch  # ✅ Needed for Hugging Face models
+from langchain_community.vectorstores import FAISS
+from langchain_openai import ChatOpenAI, OpenAIEmbeddings  # ✅ Correct usage
 
 # ✅ Load OpenAI LLM
 llm = ChatOpenAI(model_name="gpt-3.5-turbo", temperature=0)