Method _set_parent

lib/sqlalchemy/sql/schema.py:4404–4407

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

    """

    def _set_parent(self, parent: SchemaEventTarget, **kw: Any) -> None:
        assert isinstance(parent, (Column, Table))
        Constraint._set_parent(self, parent)
        ColumnCollectionMixin._set_parent(self, parent)

    def __contains__(self, x: Any) -> bool:
        return x in self._columns