Learn Functional Programming in Python
Functional programming knowledge is critical to being a well-rounded developer. Learn the conceptual fundamentals in Python (yes, Python).
Author
Lane Wagner
Lane is a back-end engineer and the lead instructor of Boot.dev. He has taught over one million students worldwide, on Boot.dev, FreeCodeCamp, YouTube and the Backend Banter podcast. Lane worked as a backend engineer writing Go, Python and TypeScript, then moved into engineering management and a couple of years later left to build Boot.dev full-time.
Allan
Maintainer
Dan
Maintainer
Matt
Maintainer
Hunter
Maintainer
22 Hours
of content
88 Addicting
lessons
Earn a certificate
of completion
Learn online
at your pace
What will you learn?
Functional programming is back in vogue. There's a reason front-end frameworks like React and Vue are moving toward functional programming, and after this course you'll more than understand its benefits. We'll dive in-depth into all of the foundational concepts of functional programming in a familiar language.
Chapter List
Join 1,609 students in the Learn Functional Programming in Python course
Read reviews of their learning experiences
This lesson exceeded my expectations. I went in thinking I knew the basics, but the deeper dives into trade-offs and edge cases were exactly what I needed. The instructor didn’t just show ‘happy path’ solutions: they demonstrated how to think about failure modes, performance bottlenecks, and future extensibility. The capstone project, while optional, gave me the perfect sandbox to experiment and get feedback.
Sunny Jamshedji
Richmond, TX, USA
Fantastic! The explanations were crisp and the demos were grounded in real engineering scenarios. What stood out to me was the clear discussion around testing strategies and how to evolve a codebase over time. The sample repository was well-structured and made it simple to jump between sections. I’d love to see a follow-up lesson that goes deeper into profiling and performance tuning.
Ashley Eatly
Ferryside, Dyfed, Wales (UK)
Great lesson, super clear.
Marius
Vienna, Austria
Helpful examples and explanations.
Roberto de Lima Souza
Ribeirão Preto/SP
Great lesson, super clear.
Giulio Baia
Los Angeles
Challenging but rewarding.
Marjiba Jamir
Dimapur, Nagaland
Fantastic! The explanations were crisp and the demos were grounded in real engineering scenarios. What stood out to me was the clear discussion around testing strategies and how to evolve a codebase over time. The sample repository was well-structured and made it simple to jump between sections. I’d love to see a follow-up lesson that goes deeper into profiling and performance tuning.
Nicole Sager
13045
Loved the pacing and depth.
Salih Cemil Çetin
Dubai, UAE
This lesson exceeded my expectations. I went in thinking I knew the basics, but the deeper dives into trade-offs and edge cases were exactly what I needed. The instructor didn’t just show ‘happy path’ solutions: they demonstrated how to think about failure modes, performance bottlenecks, and future extensibility. The capstone project, while optional, gave me the perfect sandbox to experiment and get feedback.
David Tozier
Manchester NH USA
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Avoid tutorial hell
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Delve deeper
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Yes! It's free to create an account and start learning. You'll get all the immersive and interactive features for free for a few chapters. After that, if you still haven't paid for a membership, you'll be in read-only (content only) mode.
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