def get_hosts_info(self):
        raise NotImplementedError( "Should have implemented this" )
Spawns thread or adds IOPSNotificationCreateRunLoopSource directly to provided cf_run_loop
dataset/ETHPy150Open nfvlabs/openmano/openmano/vimconn.py/vimconnector.get_hosts_info--crossover with--dataset/ETHPy150Open Kentzo/Power/power/darwin.py/PowerManagement.add_observer