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Python「面向对象」初始化方法
上一篇中在类的外部给对象增加属性,这种增加属性的方法存在问题。先将案例代码进行调整,观察一下执行结果: 提示:在日常生活中,不推荐在类的外部给对象增加属性,如果在运行时没有找到属性,程序会报错,对象包含那哪些属性,应该封装在类的内部。
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