code: def distVersion():
      
      from pkg_resources import parse_version
      build_number = buildNumber()
      parsedBaseVersion = parse_version(baseVersion)
      if isinstance(parsedBaseVersion, tuple):
          raise RuntimeError("Setuptools version 8.0 or newer required. Update by running "
                             "'pip install setuptools --upgrade'")
  
      if build_number is not None and parsedBaseVersion.is_prerelease:
          return baseVersion + '.dev' + build_number
      else:
          return baseVersion
docs: The distribution version identifying a published release on PyPI.