Update app.py

app.py

@@ -1,6 +1,7 @@
 import streamlit as st
 from transformers import pipeline
 from transformers import AutoModelForQuestionAnswering, AutoTokenizer
+from transformers import DebertaV2Tokenizer
 
 st.set_page_config(page_title="Automated Question Answering System")
 st.title("Automated Question Answering System")