[GitHub] spark pull request: [SPARK-10026] [ML] [PySpark] Implement some co...

[feynmanliang <gi...@git.apache.org>]

Github user feynmanliang commented on a diff in the pull request:

    https://github.com/apache/spark/pull/8508#discussion_r38374329
  
    --- Diff: python/pyspark/ml/param/shared.py ---
    @@ -444,7 +555,7 @@ class DecisionTreeParams(Params):
         minInfoGain = Param(Params._dummy(), "minInfoGain", "Minimum information gain for a split to be considered at a tree node.")
         maxMemoryInMB = Param(Params._dummy(), "maxMemoryInMB", "Maximum memory in MB allocated to histogram aggregation.")
         cacheNodeIds = Param(Params._dummy(), "cacheNodeIds", "If false, the algorithm will pass trees to executors to match instances with nodes. If true, the algorithm will cache node IDs for each instance. Caching can speed up training of deeper trees.")
    -
    +    
    --- End diff --
    
    Remove whitespace


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