Microsoft has deprecated Polyglot Notebooks, an extension
for Visual Studio Code (VS Code) which supports multiple languages in one Jupyter
Notebook, including C#. It was the main use for .NET Interactive, a project
whose future must now also be in doubt.
Microsoft’s Claudia Regio, from the Platform and Tools team,
made the deprecation announcement on GitHub yesterday, giving just over one month’s notice, with deprecation set
for March 27th.
The extension will remain installed, she said, but “bug fixes and support will end immediately” and “issues in this repository related to the Polyglot Notebooks extension will be closed as not planned,” as will issues “related to using .NET Interactive as a kernel in other Jupyter frontends.”
“This is a disaster…