code: def secure_boot(self):
          
          return secure_boot.SecureBoot(
              self._conn, utils.get_subresource_path_by(self, 'SecureBoot'),
              redfish_version=self.redfish_version)
docs: Property to provide reference to `SecureBoot` instance
  
          It is calculated once when the first time it is queried. On refresh,
          this property gets reset.