Github user pgandhi999 commented on a diff in the pull request:
https://github.com/apache/spark/pull/21468#discussion_r198935970
--- Diff:
resource-managers/yarn/src/main/scala/org/apache/spark/deploy/yarn/Client.scala
---
@@ -811,10 +811,18 @@ private[spark] class Client(
// Finally, update the Spark config to propagate PYTHONPATH to the AM
and executors.
if (pythonPath.nonEmpty) {
- val pythonPathStr = (sys.env.get("PYTHONPATH") ++ pythonPath)
+ val pythonPathStr = (sys.env.get("PYTHONPATH") ++=: pythonPath)
.mkString(ApplicationConstants.CLASS_PATH_SEPARATOR)
- env("PYTHONPATH") = pythonPathStr
- sparkConf.setExecutorEnv("PYTHONPATH", pythonPathStr)
+ val newValue =
+ if (env.contains("PYTHONPATH")) {
+ env("PYTHONPATH") + ApplicationConstants.CLASS_PATH_SEPARATOR +
pythonPathStr
+ } else {
+ pythonPathStr
+ }
+ env("PYTHONPATH") = newValue
+ if (!sparkConf.getExecutorEnv.toMap.contains("PYTHONPATH")) {
--- End diff --
That is indeed an issue, fixed it.
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