class Screen(object): @property #get方法 def width(self): return self._width @width.setter #set方法 def width(self,value): self._width = value @property def height(self): return self._height @height.setter def height(self,value): self._height = value @property #resolution只有get方法没有set方法,所以resolution是只读属性 def resolution(self): return self._width * self._height pass
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Project71