Xiangrui Meng created SPARK-7329:
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Summary: 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
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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