slmg

Hi, based on this [SO thread](https://stackoverflow.com/questions/77254777/alternative-to-concat-of-empty-dataframe-now-that-it-is-being-deprecated), the below should silence this warning. https://github.com/matthewgilbert/blp/blob/2369b8e730ebfb99b6f70934dc8746a020601211/src/blp/blp.py#L775 changed to ```python pandas.concat([df for df in dfs if not df.empty]) ```

Hi @manzt, thank you for your answer, your suggestion worked well. However I specifically wanted to avoid adding marimo in the default groups of my project, in order to keep...