Several Python 3.9 packages have a wrong version number of 0.0.0

Hello, I'm using Python 3.9 from Cygwin. Some packages have a package version of 0.0.0 instead of their actual version which makes pip unhappy: $ pip list | grep 0.0.0 importlib-metadata0.0.0 iniconfig 0.0.0 zipp 0.0.0 $ pip check sph

Updating python38-pytest installs python39

Hello, Updating python38-pytest from 6.2.1-1 to 6.2.5-1 leads to the installation of several python39 packages. Reading the "setup" file (found on this mirror site: https://ftp.lip6.fr/pub/cygwin/x86_64/setup.xz), I noticed that the package python38-pytest depends on python39-pytest. So up