The most widely recognized project for creating Rust bindings in Python is PyO3. It can be used to write Python modules in Rust, or to embed the Python runtime in a Rust binary.

Who it’s best for: Those creating many Python projects with Rust bindings, or those trying to distribute such projects to others. Related video: Developing safer software with Rust.

Create a custom #[py_annindex] procedural macro that generates PyO3 bindings from Rust trait signatures, reducing boilerplate and enforcing consistent docstrings. Procedural macros are non‑trivial.

fastre is a powerful Python library that wraps the blazing-fast Rust fancy-regex crate, bringing enhanced speed to your regular expression operations. It's designed to be a drop-in replacement for ...