Py03 lets you combine Rust's speed and memory safety with Python's ease of use. Here's how to write Rust extensions for Python that work just like regular Python modules.

You can merge Python's convenience with Rust's speed, thanks to libraries in both languages. Get started with the PyO3 project.

Learn to code in Python on a Mac with our guide to installation, setup and training courses ...

Learn how to code with the best Python courses available, helping you unlock new job opportunities with the in-demand skill.

This doesn't bother Python, but it should bother you, either because the type annotation needs to be loosened up, or because (as in this case), it's calling the function with the wrong type of ...