Hyukjin Kwon created SPARK-23706:
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Summary: spark.conf.get(value, default=None) should produce None
in PySpark
Key: SPARK-23706
URL: https://issues.apache.org/jira/browse/SPARK-23706
Project: Spark
Issue Type: Sub-task
Components: PySpark
Affects Versions: 2.3.0
Reporter: Hyukjin Kwon
Scala:
{code}
scala> spark.conf.get("hey")
java.util.NoSuchElementException: hey
at
org.apache.spark.sql.internal.SQLConf$$anonfun$getConfString$2.apply(SQLConf.scala:1600)
at
org.apache.spark.sql.internal.SQLConf$$anonfun$getConfString$2.apply(SQLConf.scala:1600)
at scala.Option.getOrElse(Option.scala:121)
at org.apache.spark.sql.internal.SQLConf.getConfString(SQLConf.scala:1600)
at org.apache.spark.sql.RuntimeConfig.get(RuntimeConfig.scala:74)
... 49 elided
scala> spark.conf.get("hey", null)
res1: String = null
scala> spark.conf.get("spark.sql.sources.partitionOverwriteMode", null)
res2: String = null
{code}
Python:
{code}
>>> spark.conf.get("hey")
...
py4j.protocol.Py4JJavaError: An error occurred while calling o30.get.
: java.util.NoSuchElementException: hey
...
>>> 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'
{code}
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