Update app.py

app.py

@@ -5,8 +5,6 @@ from bm25s.hf import BM25HF
 from langchain_core.prompts import ChatPromptTemplate, HumanMessagePromptTemplate
 from langchain.docstore.document import Document
 import torch
-from langchain_ollama.llms import OllamaLLM
-from langchain.chains import LLMChain
 import os
 from huggingface_hub import login
 from langchain_groq import ChatGroq