Github user rxin commented on a diff in the pull request:
https://github.com/apache/spark/pull/554#discussion_r12007480
--- Diff: core/src/main/scala/org/apache/spark/api/python/PythonRDD.scala
---
@@ -301,15 +301,25 @@ private[spark] object PythonRDD {
throw new SparkException("Unexpected Tuple2 element type " +
pair._1.getClass)
}
case other =>
- throw new SparkException("Unexpected element type " +
first.getClass)
+ Option(other) match {
--- End diff --
It's more obvious to just do
```scala
if (other == null) {
} else {
}
```
then a pattern matching.
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