Most of the problems in web front have been solved in JS (think CSS styles, state management) re-writting it in python would be pain, especially when everything compiles to js
I feel Python is not the best language for catching most errors during compile time.
Besides, python and js are so similar it's really funny to see people not wanting to use one but cling to the other.
> These include many general-purpose packages such as regex, pyyaml, lxml and scientific Python packages including numpy, pandas, scipy, matplotlib, and scikit-learn.
Again, not super familiar, so I don't know the level of effort required to support these libraries. Maybe adding pytorch would be infeasible, maybe they just need enough people to express interest.
Hence the whole debate about signals vs no signals last week. :)