At its core, VS Code is built on an open source project called Code OSS, published under the permissive MIT license.

Python bindings and misc tools for using our to our customized/alternative implementation of OpenDSS, AltDSS/DSS C-API library. OpenDSS is an open-source electric power distribution system simulator ...

This is not the Jupyter IPython. This is a simple console-based Python IDE with content viewer, creating new files, opening files, a shell and a file runner.