hequn8128 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_r341476368
##########
File path:
flink-python/src/main/java/org/apache/flink/streaming/api/operators/python/AbstractPythonFunctionOperator.java
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@@ -110,6 +116,23 @@ public void open() throws Exception {
LOG.info("The maximum bundle time is configured
to {} milliseconds.", this.maxBundleTimeMills);
}
+ String[] tmpDirectories =
+
getContainingTask().getEnvironment().getTaskManagerInfo().getTmpDirectories();
+ Random rand = new Random();
+ int tmpDirectoryIndex = rand.nextInt() %
tmpDirectories.length;
+ String pythonTmpDirectoryRoot =
tmpDirectories[tmpDirectoryIndex];
Review comment:
Maybe extract these logic into a small method? Putting all logic in the open
makes it a mess.
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