From Gentoo Wiki
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.
- Tracker for Python3.9 porting bug #725490
- QA tracker: https://qa-reports.gentoo.org/output/gpyutils/38-to-39.txt
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
- Bugday — a single day each month devoted to development efforts pertaining to a certain area of the Gentoo project.