Github user patmcdonough commented on a diff in the pull request:
https://github.com/apache/spark/pull/2447#discussion_r17794069
--- Diff: core/src/main/scala/org/apache/spark/rdd/RDD.scala ---
@@ -208,6 +208,23 @@ abstract class RDD[T: ClassTag](
}
/**
+ * Get the number of partitions in this RDD
+ *
+ * {{{
+ * scala> val rdd = sc.parallelize(1 to 4, 2)
+ * rdd: org.apache.spark.rdd.RDD[Int] = ParallelCollectionRDD[1] at
parallelize at <console>:12
+ *
+ * scala> rdd.getNumPartitions
+ * res1: Int = 2
+ * }}}
--- End diff --
Good point, although it's worth noting this was essentially ported directly
from the python API (including the doc). Any doc changes should be consistent
across both versions if possible.
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