Learn Python the Hard Way: A Very Simple Introduction to the Terrifyingly Beautiful World of Computers and Code is python programming book for computer science students by Zed Shaw.

In Learn Python the Hard Way, Third Edition, you’ll learn Python by working through 52 brilliantly crafted exercises. Read them. Type their code precisely. (No copying and pasting!) Fix your mistakes. Watch the programs run. As you do, you’ll learn how software works; what good programs look like; how to read, write, and think about code; and how to find and fix your mistakes using tricks professional programmers use. Most importantly, you’ll learn the following, which you need to start writing excellent Python software of your own:

• Installing a complete Python environment
• Organizing and writing code
• Basic mathematics
• Variables
• Strings and text
• Interacting with users
• Working with files
• Looping and logic
• Data structures using lists and dictionaries
• Program design
• Object-oriented programming
• Inheritance and composition
• Modules, classes, and objects
• Python packaging
• Debugging
• Automated testing
• Basic game development
• Basic web development

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