Issue with Matplotlib

Problem description:

Hello, is there a problem with Matplotlib in Replit ? I got this message : “UserWarning: Matplotlib is currently using agg, which is a non-GUI backend, so cannot show the figure.”
Do we need to change Matplotlib by another lib? Thanks

Actual behavior:

Steps to reproduce:

Bug appears at this link:

Browser/OS/Device:

it seems there is an issue with output video device right now … it should come back soon hopefully