Colloquically, this is code that someone else has packaged to avoid duplication of effort. For example, if you want to create a graph and it is not practical to write from 0, you can import matplotlib and use code written by others.
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Colloquically, this is code that someone else has packaged to avoid duplication of effort. For example, if you want to create a graph and it is not practical to write from 0, you can import matplotlib and use code written by others.
这家伙很懒，什么都没留下...