Master Python One-Liners - Free Cheat Sheet for Developers

By Developer Service
1 min read

Table of Contents

Sometimes, the best code is the shortest code, without sacrificing readability.

That’s why I created the Python One-Liner Cheat Sheet - a free, downloadable PDF packed with popular Python tricks, idiomatic expressions, and productivity boosters.

Inside, you’ll find:

  • Elegant list & dictionary comprehensions
  • Clever string manipulation tricks
  • Functional programming in a single line
  • File & I/O shortcuts to save time
  • Handy one-liners for everyday problems
  • Expert pro tips to keep your code clean and Pythonic

Whether you’re building APIs, automating tasks, or just want to sharpen your Python skills, this cheat sheet will help you write smarter, faster, and cleaner code.

Upgrade your coding game — one line at a time.


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Welcome to the Developer Service Blog.

My name is Nuno Bispo (a.k.a. Developer Service), and I love to teach and share my knowledge.

This blog is mostly focused on Python, Django and AI, but Javascript related content also appears from time to time.

Feel free to leave your comment and suggest new content ideas. I am always looking for new things to learn and share.

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Python

Last Update: August 13, 2025

About the Author

Developer Service Netherlands

Building better devs, one post at a time. 💻 Practical tips, pro insights, and tools that actually work. Read the blog today.

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