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https://issues.apache.org/jira/browse/SPARK-7329?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Xiangrui Meng resolved SPARK-7329.
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Resolution: Fixed
Fix Version/s: 1.4.0
Issue resolved by pull request 5873
[https://github.com/apache/spark/pull/5873]
> Use itertools.product in ParamGridBuilder
> -----------------------------------------
>
> Key: SPARK-7329
> URL: https://issues.apache.org/jira/browse/SPARK-7329
> Project: Spark
> Issue Type: Improvement
> Components: ML, PySpark
> Affects Versions: 1.4.0
> Reporter: Xiangrui Meng
> Assignee: Xiangrui Meng
> Priority: Minor
> Fix For: 1.4.0
>
>
> justinuang suggested the following on
> https://github.com/apache/spark/pull/5601:
> {code}
> [dict(zip(self._param_grid.keys(), prod)) for prod in
> itertools.product(*self._param_grid.values())]
> {code}
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