https://i126.fastpic.org/big/2025/1003/8f/4d09cb4de78c9d515f7966057f2d378f.avif
English | 2025 | ISBN: NA | 488 Pages | PDF | 2.3 MB
Stop guessing why your Python is slow-build the data-structures, run the benchmarks, and see the numbers.
Mastering Performant Code in Python is a coder-to-coder field manual for developers who already know the syntax and now crave real power under the hood. Across 16 laser-focused chapters you'll
Dissect CPython internals to learn exactly how lists resize and dictionaries hash.
Re-implement dynamic arrays, balanced trees, LRU/LFU caches and Bloom filters-each wrapped in modern, type-hinted Python.
Profile, plot and compare every structure against the built-ins to discover where the true bottlenecks hide.
Deploy production-grade optimisations: __slots__, object pools, Cython hot-paths and CI-driven performance gates.
No fluff, no magic black boxes-just repeatable patterns, full test suites and battle-tested code you can drop straight into real systems. Read it, code it, own your performance story.
Mastering Performant Code in Python is a hands-on blueprint for seasoned Python developers who want to go beyond theory and actually build the data-structure and optimisation skills the job market rewards. If you can read a Big-O graph, write a class, and run a unit test, this book picks up from there and takes you all the way to production-ready, profiled, and benchmarked code.
Why this book?
Implementation-first: every concept is introduced by writing it, testing it, timing it. You don't just read about AVL trees or Bloom filters-you ship them, with type hints and 100 % test coverage .
Performance obsession: each chapter ends with side-by-side speed and memory tables so you can see exactly when a hand-rolled structure outpaces a Python built-in .
Real-world focus: text-editor buffers, in-memory DBs and caching layers show up as worked examples, proving the techniques survive outside the REPL .
What you'll master
CPython internals-how lists resize, how dict hashing really works, and the memory layout that makes some operations O(1)O(1) and others O(n)O(n) .
Fifteen+ data structures built from scratch, from dynamic arrays through balanced trees to probabilistic filters, each wrapped in modern Python idioms (dataclasses, context managers, mypy-friendly types) .
A profiler's toolbox: timeit, cProfile, tracemalloc, plus statistical benchmarking harnesses you can drop into any codebase .
Production optimisation moves-__slots__, object pools, Cython fall-backs, and a full deployment pipeline that bakes in performance tests and CI/CD hooks .
How you'll learn
A repeatable seven-step chapter pattern (Motivation → Theory → Implementation → Tests → Benchmarks → Applications → Exercises) keeps the pace brisk yet structured .
Over fifty graded exercises-many open-ended-push you to tweak growth factors, hunt memory leaks, and make thread-safe variants until the knowledge sticks .
Zero external dependencies: the entire journey runs on the standard library so you spend time learning fundamentals, not wrangling installs .
By the final page you'll have a personal toolbox of battle-tested data structures, the instinct to profile before you guess, and the confidence that comes from watching your code outrun the stock implementations. If your next milestone is a system that has to stay fast at scale-or an interview where "implement an LRU cache" is just the warm-up-Mastering Performant Code in Python will get you there.
[quote] Buy Premium From My Links To Get Resumable Support and Max Speed
[/quote]
Книги
