GitHub user HyukjinKwon opened a pull request: https://github.com/apache/spark/pull/20841
[SPARK-23706][PYTHON] spark.conf.get(value, default=None) should produce None in PySpark ## What changes were proposed in this pull request? Scala: ``` scala> spark.conf.get("hey", null) res1: String = null ``` ``` scala> spark.conf.get("spark.sql.sources.partitionOverwriteMode", null) res2: String = null ``` Python: **Before** ``` >>> spark.conf.get("hey", None) ... py4j.protocol.Py4JJavaError: An error occurred while calling o30.get. : java.util.NoSuchElementException: hey ... ``` ``` >>> spark.conf.get("spark.sql.sources.partitionOverwriteMode", None) u'STATIC' ``` **After** ``` >>> spark.conf.get("hey", None) is None True ``` ``` >>> spark.conf.get("spark.sql.sources.partitionOverwriteMode", None) is None True ``` *Note that this PR preserves the case below: ``` >>> spark.conf.get("spark.sql.sources.partitionOverwriteMode") u'STATIC' ``` ## How was this patch tested? Manually tested and unit tests were added. You can merge this pull request into a Git repository by running: $ git pull https://github.com/HyukjinKwon/spark spark-conf-get Alternatively you can review and apply these changes as the patch at: https://github.com/apache/spark/pull/20841.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 #20841 ---- commit 1a6cfcea2fd23a2a8b7cd0604507a8eb502962a6 Author: hyukjinkwon <gurwls223@...> Date: 2018-03-16T04:09:58Z spark.conf.get(value, default=None) should produce None in PySpark ---- --- --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org