def testKPABE_subgraph(nodes, E, vertices):
sg = SymbolDiGraphMat(nodes, rand_E=E)
abe_graph = KPABESymbolDiGraph(sg)
abe_graph.setup()
encMat = abe_graph.encrypt()
t0 = time.clock()
abe_graph.subgraph(encMat, vertices)
t1 = time.clock()
return t1-t0
def testKPABE_subgraph_size(nodes, E, vertices):
sg = SymbolDiGraphMat(nodes, rand_E=E)
abe_graph = KPABESymbolDiGraph(sg)
abe_graph.setup()
encMat = abe_graph.encrypt()
return len(str(abe_graph.subgraph(encMat, vertices)))