Summary Hi all, I am trying to create a streamlit app where based on 1 filter selection criteria, I want to populate other filter selections. Then, once the submit button is hit, then I want to proceed ahead with processing the data. Steps to reproduce Code snippet: import streamline as st import …

Hey @pranay_mehta , Gave it a try in the playground below [original link] . Expand the “Show code” expander to see more on the logic. But you were right, the session state helps!

Hi @arnaudmiribel , This is good starting point towards the solution. But it is still not completely aligned with what I am looking for. In your case - what you do is you auto-select things from other list if user chooses something from current list. I do not want to auto-select everything but rath…

You can change the options of the other widget in a callback. import streamlit as st import pandas as pd from streamlit import session_state as ss def on_names_change(): ss.color_options = my_df[my_df.name.isin(ss.names)].color.unique() def on_colors_change(): ss.name_options = my_df[my…

Hi @Goyo ! Hope you are doing fine. I am trying to apply your logic to my code but I am getting errors. def on_category_change(): ss.category_options = df_stores_products_transact_date[df_stores_products_transact_date['Product_Category'].isin(ss.tab2_category)]['Product_Sub_Category'].un…

Pay attention to the error messages, they often include helpful information on what went wrong or even how to fix it.

Sorry for disturbing you @Goyo but very noob streamlit user here. would really appreciate your help. Please check the error message below [image]

That is a problem with your data, unrelated to streamlit, my previous post and the code you posted before. I don’t see how I can help without having the data.

How to perform dynamic filtering across multiple columns using st.session_state() or on_change()?

Using Streamlit

Oleksandr_Arsentiev August 19, 2023, 8:27am 5

Hi @pranay_mehta I just created a component for dynamic filtering. See more here - https://discuss.streamlit.io/t/new-component-dynamic-multi-select-filters/49595

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How to perform dynamic filtering across multiple columns using st.session_state() or on_change()?

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