packaging.version has a somewhat weird (or at least Python-specific) set of rules that don't match the semantics of Ruby's Gem:Version, which will accept basica

packaging.version has a somewhat weird (or at least Python-specific) set of rules that don't match the semantics of Ruby's Gem:Version, which will accept basically anything as input. I'd use `semver` from PyPI and whatever the equivalent Gem is on the Ruby side in most cases.