Define __getattr__ for wrapped GUI class : Action « Tkinker « Python Tutorial

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Python Tutorial » Tkinker » Action   18. 1. 7. Define __getattr__ for wrapped GUI class from Tkinter import * class HelloPackage:                              def __init__(self, parent=None):         self.top = Frame(parent)                     self.top.pack()         self.data = 0         self.make_widgets()                      def make_widgets(self):         Button(self.top, text='Bye', command=self.top.quit).pack(side=LEFT)         Button(self.top, text='Hye', command=self.message).pack(side=RIGHT)     def message(self):         self.data += 5         print self.data       class HelloPackage(HelloPackage):      def __getattr__(self, name):         return getattr(self.top, name)         HelloPackage().top.mainloop() 18. 1. Action 18. 1. 1.  Wrap a command in a function 18. 1. 2.  Use lambda as action command 18. 1. 3.  Wrap action command in a class 18. 1. 4.  Wrap GUI design in a class: a button on a frame 18. 1. 5.  Wrap GUI design in a class: layout controls and link actions 18. 1. 6.  Add widgets to wrapped GUI class 18. 1. 7.  Define __getattr__ for wrapped GUI class 18. 1. 8.  Default press action 18. 1. 9.  bind actions: key pressed

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