The 17.0 major release is coming on May 16, 2024! This version brings many exciting improvements to GitLab, but also removes some deprecated features. We are introducing three breaking change windows during which we expect breaking changes to be deployed to GitLab.com. You can read more about it on our blogpost. The third breaking change window begins 2024-05-06 09:00 UTC and ends 2024-05-08 22:00 UTC.
Finally dropping ErrorMessage in favour of ErrorMsg, WarnMsg, InfoMsg which are properly parented.
... except they are not! Marker has a habit of opening dialogs while its hiding in the background so I filed a new issue for that and linked it to everywhere I used parent=None in the code.