docs: def status(self, name=''):
          """Return a list containing a single service's info if `name`
          is supplied, else returns a list of all services' info.
          """
          logger.warn(
              'Note that `status` is currently not so robust and may break on '
              'different systems')
          init = self._get_implementation(name)
          if name:
              self._assert_service_installed(init, name)
          logger.info('Retrieving status...')
          return init.status(name)