Github user BryanCutler commented on a diff in the pull request:
https://github.com/apache/spark/pull/18659#discussion_r139493581
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/python/ArrowEvalPythonExec.scala
---
@@ -0,0 +1,127 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.spark.sql.execution.python
+
+import java.io.File
+
+import scala.collection.mutable.ArrayBuffer
+
+import org.apache.spark.{SparkEnv, TaskContext}
+import org.apache.spark.api.python.{ChainedPythonFunctions,
PythonEvalType, PythonRunner}
+import org.apache.spark.rdd.RDD
+import org.apache.spark.sql.catalyst.InternalRow
+import org.apache.spark.sql.catalyst.expressions._
+import org.apache.spark.sql.execution.SparkPlan
+import org.apache.spark.sql.execution.arrow.{ArrowConverters, ArrowPayload}
+import org.apache.spark.sql.types.{DataType, StructField, StructType}
+import org.apache.spark.util.Utils
+
+
+/**
+ * A physical plan that evaluates a [[PythonUDF]],
+ */
+case class ArrowEvalPythonExec(udfs: Seq[PythonUDF], output:
Seq[Attribute], child: SparkPlan)
+ extends SparkPlan {
+
+ def children: Seq[SparkPlan] = child :: Nil
+
+ override def producedAttributes: AttributeSet =
AttributeSet(output.drop(child.output.length))
+
+ private def collectFunctions(udf: PythonUDF): (ChainedPythonFunctions,
Seq[Expression]) = {
--- End diff --
Yes, these functions are duplicated, as well as some code in `doExecute()`.
I could add a common base class like `EvalPythonExec` to clean this up, and
maybe move to the same file?
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