Github user rxin commented on a diff in the pull request:
https://github.com/apache/spark/pull/11342#discussion_r53905485
--- Diff: core/src/main/scala/org/apache/spark/api/python/PythonRDD.scala
---
@@ -64,29 +58,37 @@ private[spark] class PythonRDD(
val asJavaRDD: JavaRDD[Array[Byte]] = JavaRDD.fromRDD(this)
override def compute(split: Partition, context: TaskContext):
Iterator[Array[Byte]] = {
- val runner = new PythonRunner(
- command, envVars, pythonIncludes, pythonExec, pythonVer,
broadcastVars, accumulator,
- bufferSize, reuse_worker)
+ val runner = new PythonRunner(func, bufferSize, reuse_worker)
runner.compute(firstParent.iterator(split, context), split.index,
context)
}
}
-
/**
- * A helper class to run Python UDFs in Spark.
+ * A wrapper for a Python function, contains all necessary context to run
the function in Python
+ * runner.
*/
-private[spark] class PythonRunner(
+private[spark] case class PythonFunction(
--- End diff --
does this need to be a case class?
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