def get_edge_data(self, u, v, key=None, default=None):
        try:
            if key is None:
                return self.adj[u][v]
            else:
                return self.adj[u][v][key]
        except KeyError:
            return default
Checks if a given value is an instance of Private.
dataset/ETHPy150Open networkx/networkx/networkx/classes/tests/timingclasses.py/TimingMultiGraph.get_edge_data--crossover with--dataset/ETHPy150Open ganeti/ganeti/lib/ht.py/TPrivate