main.py 文件源码

def view_city(self):
        pos = nx.circular_layout(self.city)
        node_labels = {}
        for u in self.city.nodes():
            node_labels[u] = u
        nx.draw(self.city, pos)
        nx.draw_networkx_labels(self.city, pos, labels=node_labels)
        self.btnViewCity.setEnabled(True)
        plt.show()