gi.require_version('Modulemd', '1.0')  # raises ValueError

      from gi.repository import Modulemd  # noqa

  class NullHandler(logging.Handler):

      """Null logger to avoid spurious messages, add a handler in app code"""

      def container_build_setup(self, get_autorebuild=None,

                                set_autorebuild=None):

          if os.path.exists(self.osbs_config_filename):

              cfp.read(self.osbs_config_filename)

  - add new spec

  '''

  class CliTestCase(CommandTestCase):

      def new_cli(self, cfg=None):

          config.read(cfg or config_file)

          client = pyrpkg.cli.cliClient(config, name='rpkg')