The one talk I attended in person in the HPC devroom on Sunday at FOSDEM was Interactive HPC but now I'm working my way through the recordings.
Towards reproducible Jupyter notebooks caught my eye and it was really interesting. The software is called Guix-Jupyter and I already mentioned it in a previous blog post where I pointed out a tweet that links to a post on the Jupyter forum.
To motivate the discussion, we first see a tweet by Daniel Katz:
When I see a jupyter notebook that starts with
I get a little scared
Exactly. The idea is to capture more detail in a custom Jupyter kernel. Lots more details seem be be available in a blog post I found in their announcement of FOSDEM talk.