Official repository for IPython itself. Other repos in the IPython organization contain things like the website, documentation builds, etc.

Comprehension compilation fuzzer

David Beazley's blog.

A minimal HTTP client. ⚙️

A static analysis tool for Python that blurs the line between testing and type systems.

Python library for calculating contours in 2D quadrilateral grids

The Python developer's guide

Packaging improvements that could be funded

A set of tools to keep your pinned Python dependencies fresh.

Development repository for the Triton language and compiler

Hypothesis for Spark Unit tests

A test suite for Cairo based on PyTest and Hypothesis

Optional static typing for Python 3 and 2 (PEP 484)

Hypothesis plugin for trio

Pyjion - A JIT for Python based upon CoreCLR

A concrete syntax tree parser and serializer library for Python that preserves many aspects of Python's abstract syntax tree

Collection of library stubs for Python, with static types

Run `black` on python code blocks in documentation files

A tool (and pre-commit hook) to automatically upgrade syntax for newer versions of the language.

Simple Python style checker in one Python file

Time Travel Debugging for Python

An overview of property-based testing functionality

Property-based testing tutorial

napari: a fast, interactive, multi-dimensional image viewer for python

OSS-Fuzz - continuous fuzzing for open source software.

Data parsing and validation using Python type hints