def test_disconnected_graph(self):
        eq_(wiener_index(empty_graph(2)), float('inf'))
Make an example for training and testing.  Outputs a tuple
dataset/ETHPy150Open networkx/networkx/networkx/algorithms/tests/test_wiener.py/TestWienerIndex.test_disconnected_graph--crossover with--dataset/ETHPy150Open mokelly/wabbit_wappa/examples/active_learning_demo.py/get_example