Method _factory

lib/sqlalchemy/sql/selectable.py:2102–2109

(
        cls,
        selectable: Union[SelectBase, _FromClauseArgument],
        name: Optional[str] = None,
    )

    @classmethod
    def _factory(
        cls,
        selectable: Union[SelectBase, _FromClauseArgument],
        name: Optional[str] = None,
    ) -> LateralFromClause:
        return coercions.expect(
            roles.FromClauseRole, selectable, explicit_subquery=True
        ).lateral(name=name)


class TableSample(FromClauseAlias):