Method self_group

lib/sqlalchemy/sql/selectable.py:1335–1338

(
        self, against: Optional[OperatorType] = None
    )

        )

    def self_group(
        self, against: Optional[OperatorType] = None
    ) -> FromGrouping:
        return FromGrouping(self)

    @util.preload_module("sqlalchemy.sql.util")
    def _populate_column_collection(