[jira] [Commented] (SPARK-27888) Python 2->3 migration guide for PySpark users

2019-06-04 Thread Hyukjin Kwon (JIRA)


[ 
https://issues.apache.org/jira/browse/SPARK-27888?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16855896#comment-16855896
 ] 

Hyukjin Kwon commented on SPARK-27888:
--

Hm, Pyspark as far as I can tell should work out of the box in Python 2 and 3 
identically except Pythom version specific difference - If it doesn't it's an 
issue in Pyspark or version differences in Python itself.

It's good to note in user guide (so I did at  SPARK-27942) but I doubt if it 
should be noted in migration guide.

We deprecate it but not remove it out yet. Migration guide wasn't updated so 
far for python deprecation (or other language deprecation as far as I can tell)

> Python 2->3 migration guide for PySpark users
> -
>
> Key: SPARK-27888
> URL: https://issues.apache.org/jira/browse/SPARK-27888
> Project: Spark
>  Issue Type: Sub-task
>  Components: PySpark
>Affects Versions: 3.0.0
>Reporter: Xiangrui Meng
>Priority: Major
>
> We might need a short Python 2->3 migration guide for PySpark users. It 
> doesn't need to be comprehensive given many Python 2->3 migration guides 
> around. We just need some pointers and list items that are specific to 
> PySpark.



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[jira] [Commented] (SPARK-27888) Python 2->3 migration guide for PySpark users

2019-06-04 Thread Xiangrui Meng (JIRA)


[ 
https://issues.apache.org/jira/browse/SPARK-27888?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16855838#comment-16855838
 ] 

Xiangrui Meng commented on SPARK-27888:
---

It would be nice if we can find some PySpark users who already migrated from 
python 2 to 3 and tell us what issues users should expect and any benefits from 
the migration.

> Python 2->3 migration guide for PySpark users
> -
>
> Key: SPARK-27888
> URL: https://issues.apache.org/jira/browse/SPARK-27888
> Project: Spark
>  Issue Type: Sub-task
>  Components: PySpark
>Affects Versions: 3.0.0
>Reporter: Xiangrui Meng
>Priority: Major
>
> We might need a short Python 2->3 migration guide for PySpark users. It 
> doesn't need to be comprehensive given many Python 2->3 migration guides 
> around. We just need some pointers and list items that are specific to 
> PySpark.



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[jira] [Commented] (SPARK-27888) Python 2->3 migration guide for PySpark users

2019-06-04 Thread Xiangrui Meng (JIRA)


[ 
https://issues.apache.org/jira/browse/SPARK-27888?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16855832#comment-16855832
 ] 

Xiangrui Meng commented on SPARK-27888:
---

This JIRA is not to inform users that Python 2 is deprecated. It provides info 
to help users migrate to Python, though I don't know if there are things 
specific to PySpark. I think it should stay in the user guide instead of a 
release note.

> Python 2->3 migration guide for PySpark users
> -
>
> Key: SPARK-27888
> URL: https://issues.apache.org/jira/browse/SPARK-27888
> Project: Spark
>  Issue Type: Sub-task
>  Components: PySpark
>Affects Versions: 3.0.0
>Reporter: Xiangrui Meng
>Priority: Major
>
> We might need a short Python 2->3 migration guide for PySpark users. It 
> doesn't need to be comprehensive given many Python 2->3 migration guides 
> around. We just need some pointers and list items that are specific to 
> PySpark.



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[jira] [Commented] (SPARK-27888) Python 2->3 migration guide for PySpark users

2019-06-04 Thread Hyukjin Kwon (JIRA)


[ 
https://issues.apache.org/jira/browse/SPARK-27888?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16855420#comment-16855420
 ] 

Hyukjin Kwon commented on SPARK-27888:
--

[~mengxr], I know it's good to inform that Python 2 is deprecated to users so 
that they can prepare to drop it in their env too but how about we leave it in 
a release note not in migration guide? It's deprecated but it would still work.

> Python 2->3 migration guide for PySpark users
> -
>
> Key: SPARK-27888
> URL: https://issues.apache.org/jira/browse/SPARK-27888
> Project: Spark
>  Issue Type: Sub-task
>  Components: PySpark
>Affects Versions: 3.0.0
>Reporter: Xiangrui Meng
>Priority: Major
>
> We might need a short Python 2->3 migration guide for PySpark users. It 
> doesn't need to be comprehensive given many Python 2->3 migration guides 
> around. We just need some pointers and list items that are specific to 
> PySpark.



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