When you save this file, IPython automatically runs it and places the class inside the module in your environment. If you type in who, you will see something like

当保存这个文件时，IPython 将自动地运行它，并将该类放置到您环境中相应的模块中。

youdao

Note: you can pick any keys you'd like. Just make sure it's not something you type too often or it will keep appearing in your sentences.

注：你可以选取任何你喜欢的关键词。只要确认你键入的不是太频繁或经常出现在你的句子中的就可以。

youdao

Mr Williamson told police he had an honorary degree from Cardiff University "in 1992, or something like that", as a result of designing a new type of scalpel.

BBC: Gosport man 'created and sold bogus bomb detectors'