St.Expander resets session state of dataframe when closing and reopening

[SkeetersCousin]

Not exactly, I solved the issue but very round about following this:

St.form and script re-runs

Hi there, I would like to guide a user through a multi-step submission process and I am noticing some quirky interactions between st.form and st.session_state. The two problems I am having are illustrated in the reprex below. Problem 1 The st.session_state key is lost if an associated widget disappears. This problem has been known for a while and a workaround is implemented below, but I am still curious if this can be fixed in some other way? Problem 2 This is the main thing: with Streamli…