ewrap.py 文件源码

def draw_graph(digraph):
    def name(p):
        return "%r" % p
    G = pgz.AGraph(directed=True)
    for x in digraph:
        for y in digraph.parent_nodes(x):
            G.add_edge(name(y), name(x))
    G.layout('dot')
    G.draw("ewrap.png")