From 5fbe2306363927108ed8f5a43ff2e32b25632e71 Mon Sep 17 00:00:00 2001 From: Nan Zhu Date: Thu, 25 Oct 2018 18:53:46 -0700 Subject: [PATCH] [jvm-packages] documenting tracker (#3831) * add back train method but mark as deprecated * add back train method but mark as deprecated * add back train method but mark as deprecated * add back train method but mark as deprecated * fix scalastyle error * fix scalastyle error * fix scalastyle error * fix scalastyle error * documenting tracker * Make it a separate note --- doc/jvm/xgboost4j_spark_tutorial.rst | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/doc/jvm/xgboost4j_spark_tutorial.rst b/doc/jvm/xgboost4j_spark_tutorial.rst index d72d0a6a8..835ca6833 100644 --- a/doc/jvm/xgboost4j_spark_tutorial.rst +++ b/doc/jvm/xgboost4j_spark_tutorial.rst @@ -65,6 +65,10 @@ and then refer to the snapshot dependency by adding: XGBoost4J-Spark now requires Spark 2.3+. Latest versions of XGBoost4J-Spark uses facilities of `org.apache.spark.ml.param.shared` extensively to provide for a tight integration with Spark MLLIB framework, and these facilities are not fully available on earlier versions of Spark. +.. note:: Use of Python in XGBoost4J-Spark + + By default, we use the tracker in `dmlc-core `_ to drive the training with XGBoost4J-Spark. It requires Python 2.7+. We also have an experimental Scala version of tracker which can be enabled by passing the parameter ``tracker_conf`` as ``scala``. + Data Preparation ================