hequn8128 commented on a change in pull request #9969:
[FLINK-14022][table-planner][table-planner-blink] Add validation check for
places where Python ScalarFunction cannot be used
URL: https://github.com/apache/flink/pull/9969#discussion_r339872658
##########
File path:
flink-table/flink-table-planner/src/test/scala/org/apache/flink/table/expressions/utils/userDefinedScalarFunctions.scala
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@@ -376,6 +376,28 @@ class SplitUDF(deterministic: Boolean) extends
ScalarFunction {
override def isDeterministic: Boolean = deterministic
}
+class PythonScalarFunction(name: String) extends ScalarFunction {
Review comment:
If we have them here, we can remove the two classes in
`PythonCalcSplitRuleTest` to avoid code duplication.
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