See this lovely discussion on https://mail.python.org/archives/list/python-dev@python.org/thread/EYLXCGGJO... I think we should switch to 3.9 betas as soon as possible, because it will be nasty upgrade. Best, Matěj -- https://matej.ceplovi.cz/blog/, Jabber: mcepl@ceplovi.cz GPG Finger: 3C76 A027 CA45 AD70 98B5 BC1D 7920 5802 880B C9D8 Besides, the determined Real Programmer can write Fortran programs in any language. -- Ed Post, Real Programmers Don't Use Pascal