def expunge_all(self):
        for state in self.identity_map.all_states() + list(self._new):
            state._detach()

        self.identity_map = self._identity_cls()
        self._new = {}
        self._deleted = {}

    # TODO: need much more test coverage for bind_mapper() and similar !
    # TODO: + crystallize + document resolution order
    #       vis. bind_mapper/bind_table
Test system.get_remote_login
dataset/ETHPy150Open goFrendiAsgard/kokoropy/kokoropy/packages/sqlalchemy/orm/session.py/Session.expunge_all--crossover with--dataset/ETHPy150Open saltstack/salt/tests/integration/modules/mac_system.py/MacSystemModuleTest.test_get_set_remote_login