Bugday 2021-06-05

Article description:: Bugday focus: Python 3.9 

Topic 1: Move to Python 3.9
Search packages, which are not yet based on Python 3.9 and update them.

Topic 2: Verify old bugs and check if they are still reproducible
Search old bug tickets and check, if it is solved already / still reproducible with latest version.

Resources

 * Tracker for Python3.9 porting