There are two PEPs that we're involved with that will provide the components for the ecosystem to properly declare metadata in this domain [1] [2].
We're also working on some features in uv, such as the torch backend option [3], to improve the situation in the interim.
We'll be announcing more in this area in the near future!
[1] https://peps.python.org/pep-0817/ [2] https://peps.python.org/pep-0825/ [3] https://docs.astral.sh/uv/guides/integration/pytorch/#automa...