James Lamb

Thanks for the `@`. In LightGBM, we have for a long time used this pattern: ```cpp #define R_NO_REMAP #define R_USE_C99_IN_CXX #include ``` ref: https://github.com/microsoft/LightGBM/blob/5cd95a5b161d7630731d50e9ac529c6bf3dc809f/R-package/src/lightgbm_R.h#L10-L12 Combined with, as @david-cortes mentioned above,...

> dask-expr appears to be running into trouble with the latest pandas. Not sure what specifically you saw when working on this, but just to connect some threads... I was...

/merge

Linking some related conversations: * #3127 * https://github.com/microsoft/LightGBM/issues/1350#issuecomment-395903942

Thanks for using LightGBM, and sorry you're encountering this! You're right, for `num_leaves = 31` and `n_estimators = 100`, it's very surprising to see training time measured in hours. Some...

Thanks for those details! Having more information like this really helps, please do try to provide that amount of detail when you ask for help in the future. > _So...

Great, glad that worked! Thanks for using LightGBM and for taking the time to come back and close this.

> [@jameslamb](https://github.com/jameslamb) Sorry to call you out directly, do you have any idea of why this could be happening? I'm open to debugging myself, just not sure where to start...

Thanks for using LightGBM. I think what you're asking is possible, but I want to be sure I understand before writing up an example. Are you saying that you want...

Got it! Ok yes, that is possible with only public parts of `lightgbm`'s API, but definitely involves some things that are not well documented. Here's an example: ```python import lightgbm...