It looks like the example link you provided uses O’Reilly’s open source project Thebe: https://github.com/oreillymedia/thebe
The readme in the repo provides some instructions to get it set up. Hope that helps!
It looks like the example link you provided uses O’Reilly’s open source project Thebe: https://github.com/oreillymedia/thebe
The readme in the repo provides some instructions to get it set up. Hope that helps!