Update app.py

app.py

@@ -1,6 +1,6 @@
 import streamlit as st
 Quiz = st.form("Quiz Generation")
-res = st.text_input("What topic do you want to get tested on?")
+res = Quiz.text_input("What topic do you want to get tested on?")
 submit = Quiz.form_submit_button("Submit")
 if submit:
     Quiz.subheader(res)