GitHub user zero323 reopened a pull request: https://github.com/apache/spark/pull/16537
[SPARK-19165][PYTHON][SQL] UserDefinedFunction.__call__ should validate input types ## What changes were proposed in this pull request? Adds basic input validation for `UserDefinedFunction.__call__` to avoid failing with cryptic `Py4J` errors. ## How was this patch tested? Unit tests. You can merge this pull request into a Git repository by running: $ git pull https://github.com/zero323/spark SPARK-19165 Alternatively you can review and apply these changes as the patch at: https://github.com/apache/spark/pull/16537.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 #16537 ---- commit d476faf7a9912e4ff93fcb9c567ffc91f21c0512 Author: zero323 <zero...@users.noreply.github.com> Date: 2017-06-20T20:42:57Z Validate types in UserDefinedFunction.__call__ ---- --- If your project is set up for it, you can reply to this email and have your reply appear on GitHub as well. If your project does not have this feature enabled and wishes so, or if the feature is enabled but not working, please contact infrastructure at infrastruct...@apache.org or file a JIRA ticket with INFRA. --- --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org