Github user JoshRosen commented on a diff in the pull request:
https://github.com/apache/spark/pull/14396#discussion_r72839076
--- Diff: core/src/main/scala/org/apache/spark/SparkContext.scala ---
@@ -1430,14 +1430,10 @@ class SparkContext(config: SparkConf) extends
Logging with ExecutorAllocationCli
schemeCorrectedPath
}
val timestamp = System.currentTimeMillis
- addedFiles(key) = timestamp
-
- // Fetch the file locally in case a job is executed using
DAGScheduler.runLocally().
- Utils.fetchFile(path, new File(SparkFiles.getRootDirectory()), conf,
env.securityManager,
--- End diff --
I believe that this line is unnecessary now that `runLocally` was removed a
few releases ago. However, I suppose that we might need it in order to handle
the somewhat obscure corner-case where a user's `reduce` function / closure
executes on the driver and accesses the `SparkFiles` object.
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