class Screen(object):
@property
def width(self):
return self.__width
@width.setter
def width(self, width):
if not isinstance(width, int):
raise ValueError('width must be an integer!')
self.__width = width
def height(self):
return self.__height
@height.setter
def height(self, height):
if not isinstance(height, int):
raise ValueError('height must be an integer!')
self.__height = height
def resolution(self):
return self.__width * self.__height
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用户0201478117
class Screen(object):
@property
def width(self):
return self.__width
@width.setter
def width(self, width):
if not isinstance(width, int):
raise ValueError('width must be an integer!')
self.__width = width
@property
def height(self):
return self.__height
@height.setter
def height(self, height):
if not isinstance(height, int):
raise ValueError('height must be an integer!')
self.__height = height
@property
def resolution(self):
return self.__width * self.__height