Github user GJL commented on a diff in the pull request:
https://github.com/apache/flink/pull/4896#discussion_r158260663
--- Diff:
flink-examples/flink-examples-streaming/src/test/scala/org/apache/flink/streaming/scala/examples/StreamingExamplesITCase.scala
---
@@ -23,8 +23,7 @@ import java.io.File
import org.apache.commons.io.FileUtils
import org.apache.flink.core.fs.FileSystem.WriteMode
import org.apache.flink.streaming.api.TimeCharacteristic
-import org.apache.flink.streaming.api.scala._
-import org.apache.flink.streaming.api.scala.StreamExecutionEnvironment
+import org.apache.flink.streaming.api.scala.{StreamExecutionEnvironment, _}
--- End diff --
nit: The import looks strange. I think
```
import org.apache.flink.streaming.api.scala.StreamExecutionEnvironment
```
is enough.
---
