def recv_prepare_nack(self, from_uid, proposal_id, promised_id):
        self.observe_proposal( from_uid, promised_id )
Returns the active resource registry instance or client.
dataset/ETHPy150Open cocagne/paxos/paxos/practical.py/Proposer.recv_prepare_nack--crossover with--dataset/ETHPy150Open ooici/pyon/pyon/core/governance/governance_controller.py/GovernanceController.rr