[SPARK-16348][ML][MLLIB][PYTHON] Use full classpaths for pyspark ML JVM calls
## What changes were proposed in this pull request? Issue: Omitting the full classpath can cause problems when calling JVM methods or classes from pyspark. This PR: Changed all uses of jvm.X in pyspark.ml and pyspark.mllib to use full classpath for X ## How was this patch tested? Existing unit tests. Manual testing in an environment where this was an issue. Author: Joseph K. Bradley <joseph@databricks.com> Closes #14023 from jkbradley/SPARK-16348.
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@ -63,7 +63,7 @@ def _to_java_object_rdd(rdd):
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RDD is serialized in batch or not.
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"""
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rdd = rdd._reserialize(AutoBatchedSerializer(PickleSerializer()))
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return rdd.ctx._jvm.MLSerDe.pythonToJava(rdd._jrdd, True)
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return rdd.ctx._jvm.org.apache.spark.ml.python.MLSerDe.pythonToJava(rdd._jrdd, True)
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def _py2java(sc, obj):
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@ -82,7 +82,7 @@ def _py2java(sc, obj):
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pass
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else:
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data = bytearray(PickleSerializer().dumps(obj))
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obj = sc._jvm.MLSerDe.loads(data)
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obj = sc._jvm.org.apache.spark.ml.python.MLSerDe.loads(data)
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return obj
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@ -95,17 +95,17 @@ def _java2py(sc, r, encoding="bytes"):
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clsName = 'JavaRDD'
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if clsName == 'JavaRDD':
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jrdd = sc._jvm.MLSerDe.javaToPython(r)
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jrdd = sc._jvm.org.apache.spark.ml.python.MLSerDe.javaToPython(r)
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return RDD(jrdd, sc)
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if clsName == 'Dataset':
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return DataFrame(r, SQLContext.getOrCreate(sc))
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if clsName in _picklable_classes:
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r = sc._jvm.MLSerDe.dumps(r)
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r = sc._jvm.org.apache.spark.ml.python.MLSerDe.dumps(r)
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elif isinstance(r, (JavaArray, JavaList)):
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try:
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r = sc._jvm.MLSerDe.dumps(r)
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r = sc._jvm.org.apache.spark.ml.python.MLSerDe.dumps(r)
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except Py4JJavaError:
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pass # not pickable
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@ -1195,12 +1195,12 @@ class VectorTests(MLlibTestCase):
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def _test_serialize(self, v):
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self.assertEqual(v, ser.loads(ser.dumps(v)))
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jvec = self.sc._jvm.MLSerDe.loads(bytearray(ser.dumps(v)))
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nv = ser.loads(bytes(self.sc._jvm.MLSerDe.dumps(jvec)))
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jvec = self.sc._jvm.org.apache.spark.ml.python.MLSerDe.loads(bytearray(ser.dumps(v)))
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nv = ser.loads(bytes(self.sc._jvm.org.apache.spark.ml.python.MLSerDe.dumps(jvec)))
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self.assertEqual(v, nv)
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vs = [v] * 100
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jvecs = self.sc._jvm.MLSerDe.loads(bytearray(ser.dumps(vs)))
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nvs = ser.loads(bytes(self.sc._jvm.MLSerDe.dumps(jvecs)))
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jvecs = self.sc._jvm.org.apache.spark.ml.python.MLSerDe.loads(bytearray(ser.dumps(vs)))
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nvs = ser.loads(bytes(self.sc._jvm.org.apache.spark.ml.python.MLSerDe.dumps(jvecs)))
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self.assertEqual(vs, nvs)
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def test_serialize(self):
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@ -507,7 +507,7 @@ class GaussianMixtureModel(JavaModelWrapper, JavaSaveable, JavaLoader):
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Path to where the model is stored.
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"""
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model = cls._load_java(sc, path)
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wrapper = sc._jvm.GaussianMixtureModelWrapper(model)
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wrapper = sc._jvm.org.apache.spark.mllib.api.python.GaussianMixtureModelWrapper(model)
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return cls(wrapper)
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@ -638,7 +638,8 @@ class PowerIterationClusteringModel(JavaModelWrapper, JavaSaveable, JavaLoader):
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Load a model from the given path.
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"""
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model = cls._load_java(sc, path)
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wrapper = sc._jvm.PowerIterationClusteringModelWrapper(model)
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wrapper =\
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sc._jvm.org.apache.spark.mllib.api.python.PowerIterationClusteringModelWrapper(model)
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return PowerIterationClusteringModel(wrapper)
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@ -66,7 +66,7 @@ def _to_java_object_rdd(rdd):
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RDD is serialized in batch or not.
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"""
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rdd = rdd._reserialize(AutoBatchedSerializer(PickleSerializer()))
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return rdd.ctx._jvm.SerDe.pythonToJava(rdd._jrdd, True)
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return rdd.ctx._jvm.org.apache.spark.mllib.api.python.SerDe.pythonToJava(rdd._jrdd, True)
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def _py2java(sc, obj):
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@ -85,7 +85,7 @@ def _py2java(sc, obj):
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pass
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else:
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data = bytearray(PickleSerializer().dumps(obj))
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obj = sc._jvm.SerDe.loads(data)
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obj = sc._jvm.org.apache.spark.mllib.api.python.SerDe.loads(data)
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return obj
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@ -98,17 +98,17 @@ def _java2py(sc, r, encoding="bytes"):
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clsName = 'JavaRDD'
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if clsName == 'JavaRDD':
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jrdd = sc._jvm.SerDe.javaToPython(r)
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jrdd = sc._jvm.org.apache.spark.mllib.api.python.SerDe.javaToPython(r)
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return RDD(jrdd, sc)
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if clsName == 'Dataset':
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return DataFrame(r, SQLContext.getOrCreate(sc))
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if clsName in _picklable_classes:
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r = sc._jvm.SerDe.dumps(r)
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r = sc._jvm.org.apache.spark.mllib.api.python.SerDe.dumps(r)
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elif isinstance(r, (JavaArray, JavaList)):
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try:
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r = sc._jvm.SerDe.dumps(r)
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r = sc._jvm.org.apache.spark.mllib.api.python.SerDe.dumps(r)
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except Py4JJavaError:
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pass # not pickable
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@ -553,7 +553,7 @@ class Word2VecModel(JavaVectorTransformer, JavaSaveable, JavaLoader):
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"""
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jmodel = sc._jvm.org.apache.spark.mllib.feature \
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.Word2VecModel.load(sc._jsc.sc(), path)
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model = sc._jvm.Word2VecModelWrapper(jmodel)
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model = sc._jvm.org.apache.spark.mllib.api.python.Word2VecModelWrapper(jmodel)
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return Word2VecModel(model)
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@ -64,7 +64,7 @@ class FPGrowthModel(JavaModelWrapper, JavaSaveable, JavaLoader):
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Load a model from the given path.
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"""
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model = cls._load_java(sc, path)
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wrapper = sc._jvm.FPGrowthModelWrapper(model)
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wrapper = sc._jvm.org.apache.spark.mllib.api.python.FPGrowthModelWrapper(model)
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return FPGrowthModel(wrapper)
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@ -207,7 +207,7 @@ class MatrixFactorizationModel(JavaModelWrapper, JavaSaveable, JavaLoader):
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def load(cls, sc, path):
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"""Load a model from the given path"""
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model = cls._load_java(sc, path)
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wrapper = sc._jvm.MatrixFactorizationModelWrapper(model)
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wrapper = sc._jvm.org.apache.spark.mllib.api.python.MatrixFactorizationModelWrapper(model)
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return MatrixFactorizationModel(wrapper)
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@ -150,12 +150,12 @@ class VectorTests(MLlibTestCase):
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def _test_serialize(self, v):
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self.assertEqual(v, ser.loads(ser.dumps(v)))
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jvec = self.sc._jvm.SerDe.loads(bytearray(ser.dumps(v)))
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nv = ser.loads(bytes(self.sc._jvm.SerDe.dumps(jvec)))
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jvec = self.sc._jvm.org.apache.spark.mllib.api.python.SerDe.loads(bytearray(ser.dumps(v)))
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nv = ser.loads(bytes(self.sc._jvm.org.apache.spark.mllib.api.python.SerDe.dumps(jvec)))
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self.assertEqual(v, nv)
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vs = [v] * 100
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jvecs = self.sc._jvm.SerDe.loads(bytearray(ser.dumps(vs)))
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nvs = ser.loads(bytes(self.sc._jvm.SerDe.dumps(jvecs)))
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jvecs = self.sc._jvm.org.apache.spark.mllib.api.python.SerDe.loads(bytearray(ser.dumps(vs)))
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nvs = ser.loads(bytes(self.sc._jvm.org.apache.spark.mllib.api.python.SerDe.dumps(jvecs)))
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self.assertEqual(vs, nvs)
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def test_serialize(self):
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@ -1650,8 +1650,8 @@ class ALSTests(MLlibTestCase):
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def test_als_ratings_serialize(self):
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r = Rating(7, 1123, 3.14)
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jr = self.sc._jvm.SerDe.loads(bytearray(ser.dumps(r)))
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nr = ser.loads(bytes(self.sc._jvm.SerDe.dumps(jr)))
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jr = self.sc._jvm.org.apache.spark.mllib.api.python.SerDe.loads(bytearray(ser.dumps(r)))
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nr = ser.loads(bytes(self.sc._jvm.org.apache.spark.mllib.api.python.SerDe.dumps(jr)))
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self.assertEqual(r.user, nr.user)
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self.assertEqual(r.product, nr.product)
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self.assertAlmostEqual(r.rating, nr.rating, 2)
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@ -1659,7 +1659,8 @@ class ALSTests(MLlibTestCase):
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def test_als_ratings_id_long_error(self):
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r = Rating(1205640308657491975, 50233468418, 1.0)
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# rating user id exceeds max int value, should fail when pickled
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self.assertRaises(Py4JJavaError, self.sc._jvm.SerDe.loads, bytearray(ser.dumps(r)))
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self.assertRaises(Py4JJavaError, self.sc._jvm.org.apache.spark.mllib.api.python.SerDe.loads,
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bytearray(ser.dumps(r)))
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class HashingTFTest(MLlibTestCase):
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