Data validation using Python type hints

Optional static typing for Python

An extremely fast Python type checker and language server, written in Rust.

🦉 Data Versioning and ML Experiments

Memray is a memory profiler for Python

A modern Python package and dependency manager supporting the latest PEP standards

Retrying library for Python

A debugging and profiling tool that can trace and visualize python code execution

Make your functions return something meaningful, typed, and safe!

A fast serialization and validation library, with builtin support for JSON, MessagePack, YAML, and TOML

Python disk-backed cache (Django-compatible). Faster than Redis and Memcached. Pure-Python.

Useful extensions to the standard Python datetime features

⏰ Modern datetime library for Python

Temporal Python SDK

🤝 Design by contract for Python. Write bug-free code. Add a few decorators, get static analysis and tests for free.

Smart, pythonic, ad-hoc, typed polymorphism for Python

portion, a Python library providing data structure and operations for intervals.

A Simple Unit Test Matcher Library for Python 3.6+

Type safe mocking for python 3