def getLayerNet(net): layers = Network(net.n) current = [0] visited = current nextLayer = [] while current and net.n - 1 not in visited: for v in current: for w in xrange(net.n): if net.c[v][w] and w not in visited: nextLayer.append(w) layers.setFlow(v, w, net.c[v][w]) current = nextLayer visited = visited + nextLayer nextLayer = [] return net.n -1 in visited, layers
