# -*- coding: utf-8 -*-
class Screen(object):
@property
def width(self):
return self._width
@width.setter
def width(self, value):
if not isinstance(value, int):
raise ValueError('Error')
if value <0 or value > 100000:
self._width = value
def height(self):
return self._height
@height.setter
def height(self, value):
if value < 0 or value > 100000:
self._height = value
def resolution(self):
return self.width * self.height
# 测试:
s = Screen()
s.width = 1024
s.height = 768
print('resolution =', s.resolution)
if s.resolution == 786432:
print('测试通过!')
else:
print('测试失败!')
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IE洗铁路
# -*- coding: utf-8 -*-class Screen(object):@propertydef width(self):return self._width@width.setterdef width(self, value):if not isinstance(value, int):raise ValueError('Error')if value <0 or value > 100000:raise ValueError('Error')self._width = value@propertydef height(self):return self._height@height.setterdef height(self, value):if not isinstance(value, int):raise ValueError('Error')if value < 0 or value > 100000:raise ValueError('Error')self._height = value@propertydef resolution(self):return self.width * self.height# 测试:s = Screen()s.width = 1024s.height = 768print('resolution =', s.resolution)if s.resolution == 786432:print('测试通过!')else:print('测试失败!')