You now know most of the basic Python language. While the core language is powerful in itself, Python gives you more tools to play with. A standard installation includes a set of modules called the standard library. You have already seen some of them (
cmath, which contain mathematical functions for real and complex numbers, for example), but there are many more. This chapter shows you a bit about how modules work, and how to explore them and learn what they have to offer. Then the chapter offers an overview of the standard library, focusing on a few selected useful modules.
You already know about making your own programs (or ...
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