HuangXingBo commented on a change in pull request #14621:
URL: https://github.com/apache/flink/pull/14621#discussion_r558174486
##########
File path:
flink-python/src/main/java/org/apache/flink/python/util/PythonConfigUtil.java
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@@ -215,6 +228,19 @@ private static boolean
isPythonOperator(StreamOperatorFactory streamOperatorFact
}
}
+ private static boolean isPythonOperator(Transformation<?> transform) {
+ if (transform instanceof OneInputTransformation) {
+ return isPythonOperator(((OneInputTransformation)
transform).getOperatorFactory());
+ } else if (transform instanceof TwoInputTransformation) {
+ return isPythonOperator(((TwoInputTransformation)
transform).getOperatorFactory());
+ } else if (transform instanceof AbstractMultipleInputTransformation) {
+ return isPythonOperator(
+ ((AbstractMultipleInputTransformation)
transform).getOperatorFactory());
+ } else {
+ return false;
Review comment:
The transformation maybe other type of `Transformation` such as
`SourceTransformation`. So we can't throw an exception here.
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