Method _fast_discard

lib/sqlalchemy/orm/identity.py:88–89

(self, state: InstanceState[Any])

        raise NotImplementedError()

    def _fast_discard(self, state: InstanceState[Any]) -> None:
        raise NotImplementedError()

    def _add_unpresent(
        self, state: InstanceState[Any], key: _IdentityKeyType[Any]