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https://issues.apache.org/jira/browse/SPARK-23566?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Hyukjin Kwon resolved SPARK-23566.
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Resolution: Fixed
Fix Version/s: 2.4.0
Fixed in https://github.com/apache/spark/pull/20716
> Arguement name fix
> ------------------
>
> Key: SPARK-23566
> URL: https://issues.apache.org/jira/browse/SPARK-23566
> Project: Spark
> Issue Type: Documentation
> Components: Documentation
> Affects Versions: 1.6.2, 2.3.0
> Reporter: Anirudh
> Assignee: Anirudh
> Priority: Minor
> Labels: docs, minor, newbie
> Fix For: 2.4.0
>
> Original Estimate: 1m
> Remaining Estimate: 1m
>
> Doc String of `withColumnRenamed` has a wrongly marked argument.
>
> {{ def withColumnRenamed(self, existing, new):}}
> {{ """Returns a new :class:`DataFrame` by renaming an existing
> column.}}
> {{ This is a no-op if schema doesn't contain the given column name.}}
> {{ :param existing: string, name of the existing column to rename.}}
> {{ :param col: string, new name of the column.}}
> {{ >>> df.withColumnRenamed('age', 'age2').collect()}}
> {{ [Row(age2=2, name=u'Alice'), Row(age2=5, name=u'Bob')]}}
> {{ """}}
> Variable is `new` in argument list and `col` in the doc string.
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