def test_null_graph(self):
        null = nx.null_graph()
        assert_equal(nx.node_boundary(null, []), set())
        assert_equal(nx.node_boundary(null, [], []), set())
        assert_equal(nx.node_boundary(null, [1, 2, 3]), set())
        assert_equal(nx.node_boundary(null, [1, 2, 3], [4, 5, 6]), set())
        assert_equal(nx.node_boundary(null, [1, 2, 3], [3, 4, 5]), set())
Do FFT resampling with a filter function (possibly using CUDA)
dataset/ETHPy150Open networkx/networkx/networkx/algorithms/tests/test_boundary.py/TestNodeBoundary.test_null_graph--crossover with--dataset/ETHPy150Open mne-tools/mne-python/mne/cuda.py/fft_resample