dianfu commented on a change in pull request #10017: [FLINK-14019][python] add
support for managing environment and dependencies of Python UDF in Flink Python
API
URL: https://github.com/apache/flink/pull/10017#discussion_r348489736
##########
File path:
flink-python/src/main/java/org/apache/flink/streaming/api/operators/python/AbstractPythonFunctionOperator.java
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@@ -275,4 +315,12 @@ private void invokeFinishBundle() throws Exception {
}
}
}
+
+ private String getPythonTmpDirectoryRoot() {
+ String[] tmpDirectories =
+
getContainingTask().getEnvironment().getTaskManagerInfo().getTmpDirectories();
+ Random rand = new Random();
+ int tmpDirectoryIndex = rand.nextInt() % tmpDirectories.length;
+ return tmpDirectories[tmpDirectoryIndex];
Review comment:
All the tmp directories should be given to PythonEnvironmentManager and then
it can add some retry logic similar to
`SpillingAdaptiveSpanningRecordDeserializer.createSpillingChannel`
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