Andrei (Andrey) Khropov

`Pool` class on Spark supports all usual caching and persistence operations for Datasets (`cache`, `checkpoint`, `localCheckpoint`, `persist`, `unpersist`). Saving quantized `Pool` to some distributed storage like HDFS (which will be...

> CatBoost Master process failed: exited with code 134 code 134 means CatBoost master process (a separate process launched on Spark driver node during training) recieved signal SIGABRT. There could...

It is not fixed yet because it is somewhat hard to reproduce. So I need the maximum possible details to reproduce it (the version of Spark, the cluster configuration, the...

> update: dependency `catboost` hindered the osx-arm64 migration [conda-forge/catboost-feedstock#97](https://github.com/conda-forge/catboost-feedstock/pull/97). JFYI: CatBoost conda package does support osx-arm64 now: https://github.com/conda-forge/catboost-feedstock/pull/95.

Duplicate of #1765

> above solution still didn't fix the error Which CatBoost version are you getting this error on? There were issues with ipywidgets and jupyterlab before version 1.2.1 but they had...

> > > above solution still didn't fix the error > > > > > > Which CatBoost version are you getting this error on? There were issues with ipywidgets...

> Will jupyter lab version 4 also be compatible in the future? That's what https://github.com/catboost/catboost/issues/2533 is about.

This PR has been merged as a part of https://github.com/catboost/catboost/commit/d12b1712a9f447f19375c32b52409243961d6722

This PR has been merged in https://github.com/catboost/catboost/commit/54672013c558399001329b7ccea0fe5ca7689e5a