Github user jiangxb1987 commented on a diff in the pull request: https://github.com/apache/spark/pull/19529#discussion_r146591649 --- Diff: core/src/test/scala/org/apache/spark/SharedSparkContext.scala --- @@ -29,10 +29,25 @@ trait SharedSparkContext extends BeforeAndAfterAll with BeforeAndAfterEach { sel var conf = new SparkConf(false) + /** + * Initialize the [[SparkContext]]. Generally, this is just called from --- End diff -- nit: The max length of each line in the comment should also be 100, seems you are limiting that to 80?
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