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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2016/06/11 16:56:21 UTC
[jira] [Commented] (SPARK-15892) aft_survival_regression.py example
fails in branch-2.0
[ https://issues.apache.org/jira/browse/SPARK-15892?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15325955#comment-15325955 ]
Apache Spark commented on SPARK-15892:
--------------------------------------
User 'HyukjinKwon' has created a pull request for this issue:
https://github.com/apache/spark/pull/13619
> aft_survival_regression.py example fails in branch-2.0
> ------------------------------------------------------
>
> Key: SPARK-15892
> URL: https://issues.apache.org/jira/browse/SPARK-15892
> Project: Spark
> Issue Type: Bug
> Components: Examples, ML, PySpark
> Affects Versions: 2.0.0
> Reporter: Joseph K. Bradley
>
> Running the example (after the fix in [https://github.com/apache/spark/pull/13393]) causes this failure:
> {code}
> Traceback (most recent call last):
> File "/Users/josephkb/spark/examples/src/main/python/ml/aft_survival_regression.py", line 49, in <module>
> model = aft.fit(training)
> File "/Users/josephkb/spark/python/lib/pyspark.zip/pyspark/ml/base.py", line 64, in fit
> File "/Users/josephkb/spark/python/lib/pyspark.zip/pyspark/ml/wrapper.py", line 213, in _fit
> File "/Users/josephkb/spark/python/lib/pyspark.zip/pyspark/ml/wrapper.py", line 210, in _fit_java
> File "/Users/josephkb/spark/python/lib/py4j-0.10.1-src.zip/py4j/java_gateway.py", line 933, in __call__
> File "/Users/josephkb/spark/python/lib/pyspark.zip/pyspark/sql/utils.py", line 79, in deco
> pyspark.sql.utils.IllegalArgumentException: u'requirement failed: The number of instances should be greater than 0.0, but got 0.'
> {code}
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