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256 Python Things I Wish I Knew Earlier
# Hard-earned lessons from 500,000+ lines of code over 9 years
I wrote a book: https://payhip.com/b/xpRco
For non-Medium members: https://zlliu.medium.com/256-python-things-i-wish-i-knew-earlier-3105ba8d09df?sk=c9f890298ad86f07de325a5e558e9d08
Who this book is for
Beginner or intermediate level Python learners who want to learn useful new things about Python
What you stand to gain from reading this book
I’m confident that you’ll learn at least 100 new things about Python that you’ve not known before (unless you’re already a Python expert)
Who am I?
I’m a software engineer with 4 years of working experience in Singapore, and am currently working at Meta as an automation/backend engineer.
Outside my work, I write on Medium. 95% of my articles are Python technical guides, or related to new things I’ve learnt about Python, despite having worked with Python since 2017.
Why am I qualified to write this book?
- Used Python extensively in Meta (Sep 2024 — present) as an automation/backend engineer, building a multitude…

