HyukjinKwon commented on a change in pull request #28533:
URL: https://github.com/apache/spark/pull/28533#discussion_r425532560
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File path:
examples/src/main/scala/org/apache/spark/examples/ml/ChiSqSelectorExample.scala
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@@ -30,9 +30,10 @@ object ChiSqSelectorExample {
.builder
.appName("ChiSqSelectorExample")
.getOrCreate()
- import spark.implicits._
// $example on$
+ import spark.implicits._
Review comment:
I think this isn't required when you run a Spark shell. Looks
intentionally excluded given that `val spark` initialization isn't involved
already.
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