app.py

from turtle import onclick
import streamlit as st

def reset():
    st.write("Reset clicked!")

memory = st.text_area(
    label="Edits applied",
    value="Who is the UK PM? Boris Johnson\nWhat team does Messi play for? PSG", 
    help="The are the edits that have been applied to the original model."
    disabled=True)

reset = st.button("Reset edits", on_click=reset)