While metaprogramming is powerful, using it well takes experience and the resulting code tends to be hard to understand, maintain, and debug.

元编程十分强大，但是使用它需要经验，而且会导致代码变得难以理解，维护和调试。

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The Jython interactive interpreter makes it convenient to debug applications or experience the functions of the Jython module.

使用Jython交互式解释器可以方便地调试应用程序或体验Jython模块的功能。

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Take Microsoft’s own experience. Before it releases a new version of its Windows operating system, it asks staff to help debug the software by installing and running the system.

微软自己的经验是，在它完成一个视窗操作系统的新版本之前，它会让全体职员来帮忙测试整个安装和运行的过程，并搜集软件出错的结果。

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And you can use it to debug other complex systems. So for example, a laboratory experience.

你会发现这是一个通用的技能,你可以用它来调试。

麻省理工公开课 - 计算机科学及编程导论课程节选