cloud-fan commented on code in PR #41142:
URL: https://github.com/apache/spark/pull/41142#discussion_r1193816925


##########
python/pyspark/sql/udf.py:
##########
@@ -439,13 +439,23 @@ def func(*args: Any, **kwargs: Any) -> Any:
                 func.__signature__ = inspect.signature(f)  # type: 
ignore[attr-defined]
                 judf = self._create_judf(func)
                 jPythonUDF = judf.apply(_to_seq(sc, cols, _to_java_column))
-                id = jPythonUDF.expr().resultId().id()
+                id = self._get_udf_id(jPythonUDF.expr())
                 sc.profiler_collector.add_profiler(id, memory_profiler)
         else:
             judf = self._judf
             jPythonUDF = judf.apply(_to_seq(sc, cols, _to_java_column))
         return Column(jPythonUDF)
 
+    def _get_udf_id(self, jexpr: JavaObject) -> int:
+        if is_instance_of(
+            sc._gateway,
+            jexpr,
+            
"org.apache.spark.sql.catalyst.expressions.aggregate.AggregateExpression",
+        ):
+            return jexpr.child().resultId().id() # PythonUDAF
+        else

Review Comment:
   ```suggestion
           else:
   ```



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