code: def reset(target, settings):
      
      target_settings = _import_module(target)
      for k, v in settings.items():
          if hasattr(target_settings, k):
              setattr(target_settings, k, _get_value(getattr(target_settings, k), v))
          else:
              logger.debug('AttributeError {target} has no attribute {k}'.format(target=target, k=k))
      return target_settings
docs: 重置设置
      :param target:
      :param settings:
      :return: