code: def get(self, config_id):
          
          return self.prepare_model(self.client.api.inspect_config(config_id))
docs: Get a config.
  
          Args:
              config_id (str): Config ID.
  
          Returns:
              (:py:class:`Config`): The config.
  
          Raises:
              :py:class:`docker.errors.NotFound`
                  If the config does not exist.
              :py:class:`docker.errors.APIError`
                  If the server returns an error.