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![4. Code Reuse: Functions and Modules - Head First Python, 2nd Edition [Book]](https://www.oreilly.com/api/v2/epubs/9781491919521/files/figs/web/152fig01.png.jpg "4. Code Reuse: Functions and Modules - Head First Python, 2nd Edition [Book]")
4. Code Reuse: Functions and Modules - Head First Python, 2nd Edition [Book]
