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啥啥啥，这都是啥

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源来我就是瑟瑟

#1 Created at ... [Delete] [Delete and Lock User]

先定义metaclass，再创建类，类是元类的实例。

那平时为啥能直接定义类

源来我就是瑟瑟

#2 Created at ... [Delete] [Delete and Lock User]

嗯，原来的object就属于metaclass。元类主要在写大型架构中用到，需要定义一些类的操作属性（？）

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