dongjoon-hyun commented on code in PR #57285:
URL: https://github.com/apache/spark/pull/57285#discussion_r3641839898
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core/src/main/scala/org/apache/spark/scheduler/SupportsDelegationToken.scala:
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@@ -21,19 +21,20 @@ import org.apache.hadoop.security.UserGroupInformation
import org.apache.spark.deploy.SparkHadoopUtil
import org.apache.spark.deploy.security.HadoopDelegationTokenManager
+import org.apache.spark.internal.Logging
/**
* A mix-in trait for SchedulerBackend that supports delegation tokens.
*/
-private[spark] trait SupportsDelegationToken {
+private[spark] trait SupportsDelegationToken extends Logging {
Review Comment:
Let's keep `SupportsDelegationToken` trait concisely. I don't think
`Logging` is required or used in this trait.
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