标签，按钮，进度条组件

# -*- coding: cp936 -*-from Tkinter import *def resize(ev=None):    label.config(font='Helvetica -%d bold' % \                 scale.get())top=Tk()#top.geometry('250×150')label=Label(top,text='Hello World!',            font='Helvetica -12 bold')label.pack(fill=Y,expand=1)scale=Scale(top,from_=10,to=40,            orient=HORIZONTAL,command=resize)#scale.get(12)scale.pack(fill=X,expand=1)quit=Button(top,text='QUIT',            command=top.quit,activeforeground='white',            activebackground='red')quit.pack()mainloop()