The Coffea-Casa Analysis Facility provides CMS users with the ability to access data and scale-out computations using Dask, all through a JupyterLab-based interface
To login into the Coffea-Casa, you will need to be registerd at the CMS SSO service; all users of the CMS distributed computing infrastructure are automatically enrolled.
Get Help! Coffea-Casa Support Page
Help Yourself! Coffea-Casa Docs