#!/usr/bin/env python # -*- coding: utf-8 -*- 'a hello world GUI example.' from Tkinter import * class Application(Frame): def __init__(self, master=None): Frame.__init__(self, master) self.pack() self.createWidgets() def createWidgets(self): self.helloLabel = Label(self, text='Hello, world!') self.helloLabel.pack() self.quitButton = Button(self, text='Quit', command=self.quit) self.quitButton.pack() app = Application() # 窗口标题: app.master.title('Hello World') # 主消息循环: app.mainloop()