A new Test Explorer highlights the February release of the Python extension for Visual Studio Code, by far the most popular tool in the marketplace, installed more than 6.5 million times.

The updated Python extension is available for download from Microsoft's Visual Studio Code (VS Code) marketplace, where it's currently the most popular programming language by a long mile.

Microsoft’s Python language extension for the Visual Studio Code editor has added beta data-science capabilities that support data exploration and incorporation of machine learning models.

Among the improvements to Python functionality in the open source, cross-platform Visual Studio Code editor is a new start page highlighting the latest features, changes, tutorials and more.

Java for Visual Studio Code now gets SonarLint 'spellchecker' tool, while the Python extension gets a new debugger.

Version 1.0 of the new debugger for Python in Visual Studio Code (VS Code), called Debugpy, shows up in the latest update of the popular Python tooling for the open source, cross-platform code editor.