migrate python package management: pip --> uv

[halcyondude]

https://github.com/astral-sh/uv

The JupyterLab env in particular is massive, uv is much faster (implemented in Rust + aggressive caching strategy.

It also builds deterministic and fully reproducible dependency graphs, where pip and requirements.txt don't.

• jlab/requirements.jlab.txt
• jlab/requirements.core.txt
• postgres_git/requirements.postrgres_git.txt
• notebooks/requirements-base.txt
• notebooks/requirements-jupyterlab.txt

[harshpsi9194]

I would like to contribute to this issue