Github user srowen commented on a diff in the pull request:
https://github.com/apache/spark/pull/16137#discussion_r92132133
--- Diff: core/src/main/scala/org/apache/spark/SparkContext.scala ---
@@ -1973,7 +2067,12 @@ class SparkContext(config: SparkConf) extends
Logging {
}
/**
- * Run a job on all partitions in an RDD and pass the results to a
handler function.
+ * Run a job on all partitions in an RDD and pass the results to a
handler function, but take
+ * a function of type `Iterator[T] => U` instead of `(TaskContext,
Iterator[T]) => U`.
--- End diff --
I think this one should change too -- instead of talking about the types
(which are already in the signature) refer to the salient difference here, that
this one doesn't take a function that takes a TaskContext.
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