Return the build number of the current OS distribution, as a string,
if provided.
Otherwise, the empty string is returned. The build number is the third part
of the dot-separated version string.
For a description of the *best* parameter, see the :func:distro.version
method.
Return the build number of the current OS distribution, as a string, if provided. Otherwise, the empty string is returned. The build number is the third part of the dot-separated version string. For a description of the *best* parameter, see the :func:distro.version method.