# -*- 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("请输入数字")
if value < 0:
raise ValueError("请输入大于0的数字")
self._width = value
def height(self):
return self._height
@height.setter
def height(self, value):
self._height = value
def resolution(self):
return self._width * self._height
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星辰德法
# -*- 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("请输入数字")
if value < 0:
raise ValueError("请输入大于0的数字")
self._width = value
@property
def height(self):
return self._height
@height.setter
def height(self, value):
if not isinstance(value, int):
raise ValueError("请输入数字")
if value < 0:
raise ValueError("请输入大于0的数字")
self._height = value
@property
def resolution(self):
return self._width * self._height