Method do_init

lib/sqlalchemy/orm/interfaces.py:1205–1207

(self)

        )

    def do_init(self) -> None:
        self._strategies = {}
        self.strategy = self._get_strategy(self.strategy_key)

    def post_instrument_class(self, mapper: Mapper[Any]) -> None:
        if not mapper.class_manager._attr_has_impl(self.key):