Method _set_parent

lib/sqlalchemy/sql/schema.py:4313–4316

(self, parent: SchemaEventTarget, **kw: Any)

        )

    def _set_parent(self, parent: SchemaEventTarget, **kw: Any) -> None:
        assert isinstance(parent, Column)
        super()._set_parent(parent, **kw)
        parent._on_table_attach(self._set_table)

    def _set_table(self, column: Column[Any], table: Table) -> None:
        self._set_metadata(table.metadata)