utils.py 文件源码

def networkx_to_igraph(G):
    mapping = dict(zip(G.nodes(),range(G.number_of_nodes())))
    reverse_mapping = dict(zip(range(G.number_of_nodes()),G.nodes()))
    G = nx.relabel_nodes(G,mapping)
    G_ig = ig.Graph(len(G), list(zip(*list(zip(*nx.to_edgelist(G)))[:2])))
    return G_ig, reverse_mapping