Method map

lib/sqlalchemy/orm/decl_base.py:354–355

(self, mapper_kw: _MapperKwArgs)

        return value

    def map(self, mapper_kw: _MapperKwArgs) -> Mapper[Any]:
        raise NotImplementedError()

    def _early_mapping(self, mapper_kw: _MapperKwArgs) -> None:
        self.map(mapper_kw)