James Lamb

Thank you all for the quick responses! I'll put up a PR adding a deprecation warning.

We'll need to wait for the rest of LightGBM's dependencies to get Python 3.13 packages on `conda-forge`. ```text LibMambaUnsatisfiableError: Encountered problems while solving: - package mypy-1.11.1-py310h5b4e0ec_0 requires python >=3.10,=1.11.1 is...

> We can check the state of LightGBM's dependencies here: https://conda-forge.org/status/migration/?name=python313 `pyarrow` now has Python 3.13 packages (https://github.com/conda-forge/pyarrow-feedstock/pull/139). I just merged latest `master` into this... let's see if all of...

The conda-forge Python 3.13 migration is making progress, but looks like not all of `lightgbm`'s dependencies have made it across yet. Looks like the next one we need is `cffi`....

**good news:** conda-forge migrations we needed for Python 3.13 appear to be done! ([successful macOS Python 3.13 build](https://github.com/microsoft/LightGBM/actions/runs/12625071691/job/35176199039?pr=6668)) **bad news:** seems like conda isn't able to find a solution for...

> Please update Ubuntu version in docs: Just pushed https://github.com/microsoft/LightGBM/pull/6668/commits/6af26b18db9d8004cc528796d12c41ad5e649592 doing that. I tested this locally and it worked well for me. Thanks as always for your thoroughness!

Thanks for using LightGBM. This is similar to many other discussions here, you might find some of those useful * https://github.com/microsoft/LightGBM/issues/6094 * https://github.com/microsoft/LightGBM/issues/6604#issuecomment-2285251602 We know this is an area of...

edit: there was an important typo in my code sample above. I've corrected that and re-run, confirmed it still produces identical results across multiple runs. > *Will post an update...

> the AppVeyor CI fails to solve the environment. Links and a bit of plaintext logs would be helpful, to narrow it down. "fails to solve the environment" could take...

It's been 3 months without a response from @borchero (who mentioned to me offline that he has not had much time for LightGBM recently), so I took this over. I...