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| author | Tommy YU <tummyyu@163.com> | 2016-02-11 18:38:49 -0800 |
|---|---|---|
| committer | Xiangrui Meng <meng@databricks.com> | 2016-02-11 18:38:49 -0800 |
| commit | d3e2e202994e063856c192e9fdd0541777b88e0e (patch) | |
| tree | 6d09b82ce9da24cc619960553126586dfeac11f4 | |
| parent | 5f1c359069545e75dfe83757c67a4be80428d342 (diff) | |
| download | spark-d3e2e202994e063856c192e9fdd0541777b88e0e.tar.gz spark-d3e2e202994e063856c192e9fdd0541777b88e0e.tar.bz2 spark-d3e2e202994e063856c192e9fdd0541777b88e0e.zip | |
[SPARK-13153][PYSPARK] ML persistence failed when handle no default value parameter
Fix this defect by check default value exist or not.
yanboliang Please help to review.
Author: Tommy YU <tummyyu@163.com>
Closes #11043 from Wenpei/spark-13153-handle-param-withnodefaultvalue.
| -rw-r--r-- | python/pyspark/ml/wrapper.py | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/python/pyspark/ml/wrapper.py b/python/pyspark/ml/wrapper.py index d4d48eb215..f8feaa1dfa 100644 --- a/python/pyspark/ml/wrapper.py +++ b/python/pyspark/ml/wrapper.py @@ -79,8 +79,9 @@ class JavaWrapper(Params): for param in self.params: if self._java_obj.hasParam(param.name): java_param = self._java_obj.getParam(param.name) - value = _java2py(sc, self._java_obj.getOrDefault(java_param)) - self._paramMap[param] = value + if self._java_obj.isDefined(java_param): + value = _java2py(sc, self._java_obj.getOrDefault(java_param)) + self._paramMap[param] = value @staticmethod def _empty_java_param_map(): |