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Posted to dev@spark.apache.org by Yanbo Liang <yb...@gmail.com> on 2016/04/19 08:55:57 UTC

Re: [spark.ml] Why is private class ColumnPruner?

Hi Jacek,

This is due to ColumnPruner is only used for RFormula currently, we did not
expose it as a feature transformer.
Please feel free to create JIRA and work on it.

Thanks
Yanbo

2016-03-25 8:50 GMT-07:00 Jacek Laskowski <ja...@japila.pl>:

> Hi,
>
> Came across `private class ColumnPruner` with "TODO(ekl) make this a
> public transformer" in scaladoc, cf.
>
> https://github.com/apache/spark/blob/master/mllib/src/main/scala/org/apache/spark/ml/feature/RFormula.scala#L317
> .
>
> Why is this private and is there a JIRA for the TODO(ekl)?
>
> Pozdrawiam,
> Jacek Laskowski
> ----
> https://medium.com/@jaceklaskowski/
> Mastering Apache Spark http://bit.ly/mastering-apache-spark
> Follow me at https://twitter.com/jaceklaskowski
>
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> To unsubscribe, e-mail: dev-unsubscribe@spark.apache.org
> For additional commands, e-mail: dev-help@spark.apache.org
>
>

Re: [spark.ml] Why is private class ColumnPruner?

Posted by Jacek Laskowski <ja...@japila.pl>.
Hi Yanbo,

https://issues.apache.org/jira/browse/SPARK-14730

Thanks!

Pozdrawiam,
Jacek Laskowski
----
https://medium.com/@jaceklaskowski/
Mastering Apache Spark http://bit.ly/mastering-apache-spark
Follow me at https://twitter.com/jaceklaskowski


On Tue, Apr 19, 2016 at 8:55 AM, Yanbo Liang <yb...@gmail.com> wrote:
> Hi Jacek,
>
> This is due to ColumnPruner is only used for RFormula currently, we did not
> expose it as a feature transformer.
> Please feel free to create JIRA and work on it.
>
> Thanks
> Yanbo
>
> 2016-03-25 8:50 GMT-07:00 Jacek Laskowski <ja...@japila.pl>:
>>
>> Hi,
>>
>> Came across `private class ColumnPruner` with "TODO(ekl) make this a
>> public transformer" in scaladoc, cf.
>>
>> https://github.com/apache/spark/blob/master/mllib/src/main/scala/org/apache/spark/ml/feature/RFormula.scala#L317.
>>
>> Why is this private and is there a JIRA for the TODO(ekl)?
>>
>> Pozdrawiam,
>> Jacek Laskowski
>> ----
>> https://medium.com/@jaceklaskowski/
>> Mastering Apache Spark http://bit.ly/mastering-apache-spark
>> Follow me at https://twitter.com/jaceklaskowski
>>
>> ---------------------------------------------------------------------
>> To unsubscribe, e-mail: dev-unsubscribe@spark.apache.org
>> For additional commands, e-mail: dev-help@spark.apache.org
>>
>

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