WTF Python - Exploring and understanding Python through surprising snippets. (HN) Learn python - Playground and cheatsheet for learning Python. Py-Spy - Sampling profiler for Python programs. Profiling - Interactive continuous Python profiler. Pytype - Static analyzer for Python code. gpython - Python interpreter written in Go "batteries not included". Pyright - Static type checker for the Python language. cpython - Python programming language source code. PySnooper - Never use print for debugging again. Black - Uncompromising Python code formatter. (HN) PyOxidizer - Modern Python application packaging and distribution tool. isort - Python utility / library to sort imports. Python Handout - Turn Python scripts into handouts with Markdown and figures. 30 seconds of python - Curated collection of useful Python snippets that you can understand in 30 seconds or less. cython - Optimising static compiler for both the Python programming language and the extended Cython programming language (based on Pyrex). CVXPY - Python-embedded modeling language for convex optimization problems. Pythran - Ahead of time compiler for a subset of the Python language, with a focus on scientific computing. Airspeed Velocity - Primarily designed to benchmark a single project over its lifetime using a given suite of benchmarks. Pyinstrument - Call stack profiler for Python. Shows you why your code is slow. reloading - Python utility to reload a loop body from source on each iteration without losing state. pipx - Install and Run Python Applications in Isolated Environments. pyperf - Toolkit to run Python benchmarks. Flit - Simplified packaging of Python modules. Pyflame - Ptracing Profiler For Python. PyInstaller - Freeze (package) Python programs into stand-alone executables. Pympler - Development tool to measure, monitor and analyze the memory behavior of Python objects in a running Python application. Poetry - Python dependency management and packaging made easy. (Web) (HN) scalene - High-performance CPU and memory profiler for Python. MonkeyType - System for Python that generates static type annotations by collecting runtime types. (HN) CrossHair - Static analysis tool for Python that blurs the line between testing and type systems. Vulture - Finds unused code in Python programs. Byterun - Python implementation of a Python bytecode runner. cython - Most widely used Python to C compiler. Python LSP Server - Fork of the python-language-server project, maintained by the Spyder IDE team and the community. pdb++ - Drop-in replacement for pdb. poetry2nix - Convert poetry projects to nix automagically. reorder_python_imports - Tool for automatically reordering python imports. Similar to isort but uses static analysis more. pyp - Easily run Python at the shell! Magical, but never mysterious. pyanalyze - Static analysis tool for Python. Full Speed Python - Book aims to teach the Python programming language using a practical approach. Milksnake - Extension for setuptools that allows you to distribute dynamic linked libraries in Python wheels in the most portable way imaginable. Subpar - Utility for creating self-contained python executables. It is designed to work well with Bazel. Pycopy - Minimalist and memory-efficient Python implementation. Good for desktop, cloud, constrained systems, microcontrollers, and just everything. (HN) NPComp - Aspirational MLIR based numpy compiler. Brython - Python 3 implementation for client-side web programming. (HN) (Code) futurecoder - Platform for beginners to learn programming in Python. (HN) Awesome Python Typing - Collection of awesome Python types, stubs, plugins, and tools to work with them. Mypy - Optional Static Typing for Python. Mamba - Reimplementation of the conda package manager in C++. Nagini - Automated, modular verifier for (concurrent) Python programs, based on the Viper verification infrastructure. (Code) What does this python package do? - Bi-weekly series, our developer advocate, Nafiul Islam, explores different Python packages both in the standard library and the community. Boa - Fast Conda and Mamba Package Builder. NPComp - MLIR based compiler toolkit for numerical python programs. Dlint - Tool for encouraging best coding practices and helping ensure Python code is secure. FlakeHell - Flake8 wrapper to make it nice, legacy-friendly, configurable. Austin - Python frame stack sampler for CPython written in pure C. Composing Programs - Free online introduction to programming and computer science using Python. BeeWare - Allows you to write your app in Python and release it on multiple platforms. (Code) wheelwright - Automated build repo for Python wheels and source packages. DepHell - Project management for Python.