def has_predecessor(self, u, v):
        return (u in self.pred and v in self.pred[u])
Get an individual Network Domain, by identifier
dataset/ETHPy150Open networkx/networkx/networkx/classes/tests/timingclasses.py/TimingDiGraph.has_predecessor--crossover with--dataset/ETHPy150Open apache/libcloud/libcloud/compute/drivers/dimensiondata.py/DimensionDataNodeDriver.ex_get_network_domain