code: def pants_setup_py(name, description, additional_classifiers=None, **kwargs):
    
    if not name.startswith('pantsbuild.pants'):
      raise ValueError("Pants distribution package names must start with 'pantsbuild.pants', "
                       "given {}".format(name))
  
    standard_classifiers = [
        'Intended Audience :: Developers',
        'License :: OSI Approved :: Apache Software License',
        # We know for a fact these OSs work but, for example, know Windows
        # does not work yet.  Take the conservative approach and only list OSs
        # we know pants works with for now.
        'Operating System :: MacOS :: MacOS X',
        'Operating System :: POSIX :: Linux',
        'Programming Language :: Python',
        'Topic :: Software Development :: Build Tools']
    classifiers = OrderedSet(standard_classifiers + (additional_classifiers or []))
  
    notes = PantsReleases.global_instance().notes_for_version(PANTS_SEMVER)
  
    return PythonArtifact(
        name=name,
        version=VERSION,
        description=description,
        long_description=(_read_contents('src/python/pants/ABOUT.rst') + notes),
        url='https://github.com/pantsbuild/pants',
        license='Apache License, Version 2.0',
        zip_safe=True,
        classifiers=list(classifiers),
        **kwargs)
docs: Creates the setup_py for a pants artifact.
  
    :param str name: The name of the package.
    :param str description: A brief description of what the package provides.
    :param list additional_classifiers: Any additional trove classifiers that apply to the package,
                                        see: https://pypi.org/pypi?%3Aaction=list_classifiers
    :param kwargs: Any additional keyword arguments to be passed to `setuptools.setup
                   <https://pythonhosted.org/setuptools/setuptools.html>`_.
    :returns: A setup_py suitable for building and publishing pants components.