base_version

property Version.base_version: str

The “base version” of the version.

>>> Version("1.2.3").base_version
'1.2.3'
>>> Version("1.2.3+abc").base_version
'1.2.3'
>>> Version("1!1.2.3dev1+abc").base_version
'1!1.2.3'

The “base version” is the public version of the project without any pre or post release markers.