writer 方法从一个可迭代的对象生成一个 CSV 文件；cursor.fetchall() 功能强大，4 个代码行就足以生成 CSV 输出。
The csv.writer method produces a CSV file from an iterable object; cursor.fetchall() is a bit of a beast, and four lines are enough to produce the CSV output.
您考虑的仅仅是全部的特性或者您使用什么作为迭代的可交付工件来度量过程。
You consider only complete features, or whatever you are using to measure progress, as an iteration deliverable.
不再需要为一些事情进行迭代——真正的可交付了。
There's no need to iterate on something done - really shippable done.
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