GitHub user gczsjdy opened a pull request: https://github.com/apache/spark/pull/20809
[CORE] Better scala version check ## What changes were proposed in this pull request? In some cases when outer project use pre-built Spark as dependency, `getScalaVersion` will fail due to `launcher` directory doesn't exist. This PR also checks in `jars` directory. ## How was this patch tested? Existing tests. You can merge this pull request into a Git repository by running: $ git pull https://github.com/gczsjdy/spark scala_version_check Alternatively you can review and apply these changes as the patch at: https://github.com/apache/spark/pull/20809.patch To close this pull request, make a commit to your master/trunk branch with (at least) the following in the commit message: This closes #20809 ---- commit 49c6198e9bfd2de986ca2bb9d7fc153f1b4c6be0 Author: GuoChenzhao <chenzhao.guo@...> Date: 2018-03-13T08:13:04Z Better scala version check ---- --- --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org