Last time it was attempted to make some bigger changes to Python, which was Python 3, a lot of people's code broke. It took 10 years for the ecosystem to heal up again," says Ronacher.

Use the Python extension for Visual Studio Code to create, manage, run, and test Python projects easily.

Python libraries are pre-written code designed to simplify programming. Learn how to install Python Libraries in Visual Studio Code.

Microsoft says its new Pylance language server will make Python developers who use VS Code far more productive.