Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/23151#discussion_r237732369
--- Diff:
sql/core/src/test/scala/org/apache/spark/sql/test/SQLTestUtils.scala ---
@@ -66,6 +66,18 @@ private[sql] trait SQLTestUtils extends SparkFunSuite
with SQLTestUtilsBase with
}
}
+ /**
+ * Creates a temporary directory, which is then passed to `f` and will
be deleted after `f`
+ * returns.
+ *
--- End diff --
nit: unnecessary blank line
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