Github user lins05 commented on a diff in the pull request: https://github.com/apache/spark/pull/15089#discussion_r81208953 --- Diff: sql/core/src/main/scala/org/apache/spark/sql/execution/python/BatchEvalPythonExec.scala --- @@ -17,18 +17,21 @@ package org.apache.spark.sql.execution.python +import java.io.File + import scala.collection.JavaConverters._ import scala.collection.mutable.ArrayBuffer import net.razorvine.pickle.{Pickler, Unpickler} -import org.apache.spark.TaskContext +import org.apache.spark.{SparkEnv, TaskContext} import org.apache.spark.api.python.{ChainedPythonFunctions, 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.types.{DataType, StructField, StructType} +import org.apache.spark.util.{CompletionIterator, Utils} --- End diff -- Seems the import `CompletionIterator` is not used.
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