def METHOD_NAME(self, cfg: Config, **kwargs: Any) -> None:
    if 'Assign' in cfg:
        self.log.warning(
            "Use GenerateAssignment in config, not Assign. Outdated config:\n%s",
            '\n'.join(
                'Assign.{key} = {value!r}'.format(key=key, value=value)
                for key, value in cfg.GenerateAssignmentApp.items()
            )
        )
        cfg.GenerateAssignment.merge(cfg.Assign)
        del cfg.GenerateAssignmentApp
    super(GenerateAssignment, self).METHOD_NAME(cfg, **kwargs)