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yinxusen · yinxusen · commit becc49c2fd13 · 2016-01-13T19:20:15.000+08:00
diff --git a/mllib/src/main/scala/org/apache/spark/mllib/api/python/PythonMLLibAPI.scala b/mllib/src/main/scala/org/apache/spark/mllib/api/python/PythonMLLibAPI.scala
@@ -1474,6 +1474,7 @@ private[spark] object SerDe extends Serializable {
 
   def dumps(obj: AnyRef): Array[Byte] = {
     obj match {
+      // Pickler in Python side cannot deserialize Scala Array normally. See SPARK-12780.
       case array: Array[_] => new Pickler().dumps(array.toSeq.asJava)
       case _ => new Pickler().dumps(obj)
     }

Original file line number	Diff line number	Diff line change
`@@ -1474,6 +1474,7 @@ private[spark] object SerDe extends Serializable {`
`1474`	`1474`
`1475`	`1475`	`def dumps(obj: AnyRef): Array[Byte] = {`
`1476`	`1476`	`obj match {`
	`1477`	`+ // Pickler in Python side cannot deserialize Scala Array normally. See SPARK-12780.`
`1477`	`1478`	`case array: Array[_] => new Pickler().dumps(array.toSeq.asJava)`
`1478`	`1479`	`case _ => new Pickler().dumps(obj)`
`1479`	`1480`	`}`