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#! /usr/bin/env python#coding=utf-8from Tkinter import *
class LabelDemo( Frame ):
"""Demonstrate Labels"""
def __init__( self ):
"""Create three Labels and pack them"""
Frame.__init__( self ) # initializes Frame instance
# frame fills all available space
self.pack( expand = YES, fill = BOTH )
self.master.title( "Labels" )
self.Label1 = Label( self, text = "Label with text" )
# resize frame to accommodate Label
self.Label1.pack()
self.Label2 = Label( self,
text = "Labels with text and a bitmap" )
# insert Label against left side of frame
self.Label2.pack( side = LEFT )
# using default bitmap image as label
self.Label3 = Label( self, bitmap = "warning" )
self.Label3.pack( side = LEFT )
def main():
LabelDemo().mainloop() # starts event loop
if __name__ == "__main__":
main()
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注意一下，添加组件的时候，下面这一行代码还是不能少的，笔者也是刚刚接触，说错了大家别喷。
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如果取消这一行的话，其他的组件不能显示。