目录一、Type创建类1、传统方式创建类2、非传统方式二、元类三、总结附：元类的最佳实践和注意事项总结一、Type创建类
目录1.1.propety动态属性1.2.__getattr__和__getattribute__的区别1.3.属性描述符1.4.__new__和__init__的区别1.5.自定义元类1.6.什么是元类？1.1.propety动态属性
Suppose I have an integral that\'s bounded on one (or both) end by (-)infinity.AFAICT, I can\'t analytically solve this problem, it takes brute force (e.g. using a Left Riemann Sum).I\'m having troubl
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