adds user-defined callbacks as button action : Button « GUI Tk « Python






adds user-defined callbacks as button action

adds user-defined callbacks as button action
from Tkinter import *

def quit():        
    print 'Hello...'        
    import sys; sys.exit() 

widget = Button(None, text='Hello event world', command=quit)
widget.pack()
widget.mainloop()


           
       








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