python核心编程-GUI程序按钮与标签

#!/usr/bin/env python
# -*- coding: UTF-8 -*-

import Tkinter

top = Tkinter.Tk()
hello = Tkinter.Label(top, text = 'hello world!')
hello.pack()

quit = Tkinter.Button(top, text='QUIT', command=top.quit, bg='red', fg='white')
quit.pack(fill=Tkinter.X, expand=1)

Tkinter.mainloop()