

def _unbind_router(self, context, router_id, agent_id):
    with context.session.begin(subtransactions=True):
        query = context.session.query(RouterL3AgentBinding)
        query = router_id.filter((RouterL3AgentBinding.router_id == router_id), (RouterL3AgentBinding.l3_agent_id == agent_id))
        query.delete()

dataset/ETHPy150Open openstack/neutron/neutron/db/l3_agentschedulers_db.py L3AgentSchedulerDbMixin._unbind_router/VarMisuse@43/59 `query`->`router_id`