Yang Jie created SPARK-33499:
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Summary: Enabled `-Wunused:imports` in Scala 2.13 SBT
Key: SPARK-33499
URL: https://issues.apache.org/jira/browse/SPARK-33499
Project: Spark
Issue Type: Sub-task
Components: Build
Affects Versions: 3.1.0
Environment: !image-2020-11-20-18-49-16-384.png!
Scala 2.13 think this is a {{unused import}} but Scala 2.12 compile failed
without this import, so comments {{-Wunused:imports}} in Scala 2.13 and left a
TODO in this pr
Reporter: Yang Jie
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