def setUp(self):
if ds_version is None or ds_version <= '0.7.0':
raise SkipTest('Regridding operations require datashader>=0.7.0')
self.source = np.arange(8)
self.target = np.zeros(8)
self.graph = Graph(((self.source, self.target),))
def test_graph_casting(self):
graph = Graph(([(0, 1)], [(0, 0, 0), (0, 1, 1)]))
self.assertEqual(graph, Graph(graph))
