Python might be the most popular programming language in the world, but unlike other frontrunner JavaScript, you can't run Python code in the browser.

Playwright, a Python library, allows developers to essentially control the browser with a few lines of Python code to automate cross-browser testing for single-page web apps and Progressive Web Apps.

PyScript lets you run Python scripts right in the browser, side by side with JavaScript, with two-way interaction between your code and the web page.

Front-end tests for web apps have traditionally been a chore. Playwright offers an easier way to integrate those tests for Python.

Mozilla noticed that many existing AI agents are written in Python, and developed Wasm agents that can run AI agents in a browser via the Python distribution 'Pyodide' that runs on WebAssembly and ...