rustworkx.generators.empty_graph# empty_graph(n, multigraph=True)# 生成一个具有n个节点且无边的无向空图。 Parameters: n (int) – 生成图形所需的节点数量 Returns: The generated empty graph Return type: PyGraph import rustworkx.generators from rustworkx.visualization import mpl_draw graph = rustworkx.generators.empty_graph(5) mpl_draw(graph)