[GitHub] spark pull request: [SPARK-11658] simplify documentation for PySpa...

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

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

    https://github.com/apache/spark/pull/9631#discussion_r44577159
  
    --- Diff: python/pyspark/rdd.py ---
    @@ -1760,9 +1760,8 @@ def combineByKey(self, createCombiner, mergeValue, mergeCombiners,
             In addition, users can control the partitioning of the output RDD.
     
             >>> x = sc.parallelize([("a", 1), ("b", 1), ("a", 1)])
    -        >>> def f(x): return x
             >>> def add(a, b): return a + str(b)
    -        >>> sorted(x.combineByKey(str, add, add).collect())
    +        >>> x.combineByKey(str, add, add).collect()
             [('a', '11'), ('b', '1')]
    --- End diff --
    
    the ordering is not guaranteed here, is it?



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