G.add_nodes_from(vertex_list)
# 边列表
edge_list = [
('v1', 'v5'), ('v1', 'v6'), ('v1', 'v7...'),('v1', 'v8'),('v1', 'v9'),
('v2', 'v5'), ('v2', 'v6'), ('v2', 'v7'),('v2', 'v8'),('v2...','v10'),('v7','v11'),('v7','v12'),('v7','v13'),('v7','v14'),('v7','v15'),
('v8','v10'),...','v10'),('v7','v11'),('v7','v12'),('v7','v13'),('v7','v14'),('v7','v15'),
('v8','v10'),...','v10'),('v7','v11'),('v7','v12'),('v7','v13'),('v7','v14'),('v7','v15'),
('v8','v10'),