But it's a widely known fact that, if you want code to run in a browser, Python is simply no good – you'll just have to turn to JavaScript," it notes. "Now, however, that may be about to change." ...

Until now, users had to run Python code on Microsoft Azure’s cloud servers. To provide Python in Excel locally, Anaconda used Microsoft’s existing Excel plugin capabilities combined with their own ...

This allows the Python code to be executed directly in a browser-based Excel add-in. PyScript is based on Pyodide, a project originally launched by Mozilla for Python applications in the browser.