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Python import 机制深度解析:循环导入、懒加载与插件架构
你以为import xxx就一行代码,Python背地里干了一堆活儿。今天把这条链路拆开看,顺便解决三个让人头疼的问题:循环导入、启动慢、插件扩展。 项目启动要8秒。同事说忍忍就好,我忍不了。 打开终端加了-v参数,看Python启动时到底在干嘛。屏幕滚了三屏import ...
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