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https://issues.apache.org/jira/browse/SPARK-16175?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15353684#comment-15353684
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Josh Rosen commented on SPARK-16175:
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Here's a published copy of the error reproduction notebook which should be
publically-viewable:
https://databricks-prod-cloudfront.cloud.databricks.com/public/4027ec902e239c93eaaa8714f173bcfc/7035702064814356/2718009245086785/1395282846718893/latest.html
> Handle None for all Python UDT
> ------------------------------
>
> Key: SPARK-16175
> URL: https://issues.apache.org/jira/browse/SPARK-16175
> Project: Spark
> Issue Type: Improvement
> Components: PySpark, SQL
> Affects Versions: 1.6.1, 2.0.0
> Reporter: Davies Liu
> Assignee: Davies Liu
> Attachments: nullvector.dbc
>
>
> For Scala UDT, we will not call serialize()/deserialize() for all null, we
> should also do that in Python.
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