Update app.py

app.py

@@ -11,7 +11,6 @@ from langchain.chains.question_answering import load_qa_chain
 from langchain_community.llms import huggingface_hub
 from langchain.document_loaders.pdf import PyMuPDFLoader 
 #from transformers import AutoTokenizer, AutoModelForCausalLM
-from ctransformers import AutoModelForCausalLM
 import torch
 
 #from langchain.llms import huggingface_endpoint