spark-iforest
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Published
20 hours ago •
titicaca
titicaca
Cannot load iforest model
Hi @titicaca, I am trying to run the example pyspark code given in the Readme on my Pyspark notebook, but it returns an error while loading the model. I am using Spark v3.3.0 with Python 3 on Windows 10. I am using the spark3 branch.
Py4JJavaError Traceback (most recent call last)
<ipython-input-3-e07a4e1b49a8> in <module>
52
53 # Load a fitted model from a model path
---> 54 loaded_model = IForestModel.load(model_path)
C:\ProgramData\Anaconda3\lib\site-packages\pyspark\ml\util.py in load(cls, path)
351 def load(cls, path: str) -> RL:
352 """Reads an ML instance from the input path, a shortcut of `read().load(path)`."""
--> 353 return cls.read().load(path)
354
355
C:\ProgramData\Anaconda3\lib\site-packages\pyspark_iforest\ml\iforest.py in load(self, path)
97 if not isinstance(path, basestring):
98 raise TypeError("path should be a basestring, got type %s" % type(path))
---> 99 java_obj = self._jread.load(path)
100 if not hasattr(self._clazz, "_from_java"):
101 raise NotImplementedError("This Java ML type cannot be loaded into Python currently: %r"
C:\ProgramData\Anaconda3\lib\site-packages\py4j\java_gateway.py in __call__(self, *args)
1319
1320 answer = self.gateway_client.send_command(command)
-> 1321 return_value = get_return_value(
1322 answer, self.gateway_client, self.target_id, [self.name](http://self.name/))
1323
C:\ProgramData\Anaconda3\lib\site-packages\pyspark\sql\utils.py in deco(*a, **kw)
188 def deco(*a: Any, **kw: Any) -> Any:
189 try:
--> 190 return f(*a, **kw)
191 except Py4JJavaError as e:
192 converted = convert_exception(e.java_exception)
C:\ProgramData\Anaconda3\lib\site-packages\py4j\protocol.py in get_return_value(answer, gateway_client, target_id, name)
324 value = OUTPUT_CONVERTER[type](answer[2:], gateway_client)
325 if answer[1] == REFERENCE_TYPE:
--> 326 raise Py4JJavaError(
327 "An error occurred while calling {0}{1}{2}.\n".
328 format(target_id, ".", name), value)
Py4JJavaError: An error occurred while calling o193.load.
: org.apache.spark.SparkException: Job aborted due to stage failure: Task 5 in stage 22.0 failed 1 times, most recent failure: Lost task 5.0 in stage 22.0 (TID 94) ([xxxxxxx](http://xxxxxxxx.com/) executor driver): java.util.concurrent.ExecutionException: org.codehaus.commons.compiler.CompileException: File 'generated.java', Line 66, Column 8: failed to compile: org.codehaus.commons.compiler.CompileException: File 'generated.java', Line 66, Column 8: Private member cannot be accessed from type "org.apache.spark.sql.catalyst.expressions.GeneratedClass$SpecificSafeProjection".
at org.sparkproject.guava.util.concurrent.AbstractFuture$Sync.getValue(AbstractFuture.java:306)
at org.sparkproject.guava.util.concurrent.AbstractFuture$Sync.get(AbstractFuture.java:293)
at org.sparkproject.guava.util.concurrent.AbstractFuture.get(AbstractFuture.java:116)
at org.sparkproject.guava.util.concurrent.Uninterruptibles.getUninterruptibly(Uninterruptibles.java:135)
at org.sparkproject.guava.cache.LocalCache$LoadingValueReference.waitForValue(LocalCache.java:3620)
at org.sparkproject.guava.cache.LocalCache$Segment.waitForLoadingValue(LocalCache.java:2362)
at org.sparkproject.guava.cache.LocalCache$Segment.get(LocalCache.java:2251)
at org.sparkproject.guava.cache.LocalCache.get(LocalCache.java:4000)
at org.sparkproject.guava.cache.LocalCache.getOrLoad(LocalCache.java:4004)
at org.sparkproject.guava.cache.LocalCache$LocalLoadingCache.get(LocalCache.java:4874)
at org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$.compile(CodeGenerator.scala:1437)
at org.apache.spark.sql.catalyst.expressions.codegen.GenerateSafeProjection$.create(GenerateSafeProjection.scala:205)
at org.apache.spark.sql.catalyst.expressions.codegen.GenerateSafeProjection$.create(GenerateSafeProjection.scala:39)
at org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator.generate(CodeGenerator.scala:1363)
at org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator.generate(CodeGenerator.scala:1360)
at org.apache.spark.sql.execution.DeserializeToObjectExec.$anonfun$doExecute$1(objects.scala:97)
at org.apache.spark.sql.execution.DeserializeToObjectExec.$anonfun$doExecute$1$adapted(objects.scala:96)
at org.apache.spark.rdd.RDD.$anonfun$mapPartitionsWithIndexInternal$2(RDD.scala:877)
at org.apache.spark.rdd.RDD.$anonfun$mapPartitionsWithIndexInternal$2$adapted(RDD.scala:877)
at org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52)
at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:365)
at org.apache.spark.rdd.RDD.iterator(RDD.scala:329)
at org.apache.spark.sql.execution.SQLExecutionRDD.$anonfun$compute$1(SQLExecutionRDD.scala:52)
at org.apache.spark.sql.internal.SQLConf$.withExistingConf(SQLConf.scala:158)
at org.apache.spark.sql.execution.SQLExecutionRDD.compute(SQLExecutionRDD.scala:52)
at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:365)
at org.apache.spark.rdd.RDD.iterator(RDD.scala:329)
at org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52)
at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:365)
at org.apache.spark.rdd.RDD.iterator(RDD.scala:329)
at org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52)
at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:365)
at org.apache.spark.rdd.RDD.iterator(RDD.scala:329)
at org.apache.spark.shuffle.ShuffleWriteProcessor.write(ShuffleWriteProcessor.scala:59)
at org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:99)
at org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:52)
at org.apache.spark.scheduler.Task.run(Task.scala:136)
at org.apache.spark.executor.Executor$TaskRunner.$anonfun$run$3(Executor.scala:548)
at org.apache.spark.util.Utils$.tryWithSafeFinally(Utils.scala:1504)
at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:551)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:750)
Caused by: org.codehaus.commons.compiler.CompileException: File 'generated.java', Line 66, Column 8: failed to compile: org.codehaus.commons.compiler.CompileException: File 'generated.java', Line 66, Column 8: Private member cannot be accessed from type "org.apache.spark.sql.catalyst.expressions.GeneratedClass$SpecificSafeProjection".
at org.apache.spark.sql.errors.QueryExecutionErrors$.compilerError(QueryExecutionErrors.scala:533)
at org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$.org$apache$spark$sql$catalyst$expressions$codegen$CodeGenerator$$doCompile(CodeGenerator.scala:1502)
at org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$$anon$1.load(CodeGenerator.scala:1587)
at org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$$anon$1.load(CodeGenerator.scala:1584)
at org.sparkproject.guava.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3599)
at org.sparkproject.guava.cache.LocalCache$Segment.loadSync(LocalCache.java:2379)
at org.sparkproject.guava.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2342)
at org.sparkproject.guava.cache.LocalCache$Segment.get(LocalCache.java:2257)
... 36 more
Driver stacktrace:
at org.apache.spark.scheduler.DAGScheduler.failJobAndIndependentStages(DAGScheduler.scala:2672)
at org.apache.spark.scheduler.DAGScheduler.$anonfun$abortStage$2(DAGScheduler.scala:2608)
at org.apache.spark.scheduler.DAGScheduler.$anonfun$abortStage$2$adapted(DAGScheduler.scala:2607)
at scala.collection.mutable.ResizableArray.foreach(ResizableArray.scala:62)
at scala.collection.mutable.ResizableArray.foreach$(ResizableArray.scala:55)
at scala.collection.mutable.ArrayBuffer.foreach(ArrayBuffer.scala:49)
at org.apache.spark.scheduler.DAGScheduler.abortStage(DAGScheduler.scala:2607)
at org.apache.spark.scheduler.DAGScheduler.$anonfun$handleTaskSetFailed$1(DAGScheduler.scala:1182)
at org.apache.spark.scheduler.DAGScheduler.$anonfun$handleTaskSetFailed$1$adapted(DAGScheduler.scala:1182)
at scala.Option.foreach(Option.scala:407)
at org.apache.spark.scheduler.DAGScheduler.handleTaskSetFailed(DAGScheduler.scala:1182)
at org.apache.spark.scheduler.DAGSchedulerEventProcessLoop.doOnReceive(DAGScheduler.scala:2860)
at org.apache.spark.scheduler.DAGSchedulerEventProcessLoop.onReceive(DAGScheduler.scala:2802)
at org.apache.spark.scheduler.DAGSchedulerEventProcessLoop.onReceive(DAGScheduler.scala:2791)
at org.apache.spark.util.EventLoop$$anon$1.run(EventLoop.scala:49)
at org.apache.spark.scheduler.DAGScheduler.runJob(DAGScheduler.scala:952)
at org.apache.spark.SparkContext.runJob(SparkContext.scala:2228)
at org.apache.spark.SparkContext.runJob(SparkContext.scala:2249)
at org.apache.spark.SparkContext.runJob(SparkContext.scala:2268)
at org.apache.spark.SparkContext.runJob(SparkContext.scala:2293)
at org.apache.spark.rdd.RDD.$anonfun$collect$1(RDD.scala:1021)
at org.apache.spark.rdd.RDDOperationScope$.withScope(RDDOperationScope.scala:151)
at org.apache.spark.rdd.RDDOperationScope$.withScope(RDDOperationScope.scala:112)
at org.apache.spark.rdd.RDD.withScope(RDD.scala:406)
at org.apache.spark.rdd.RDD.collect(RDD.scala:1020)
at org.apache.spark.RangePartitioner$.sketch(Partitioner.scala:304)
at org.apache.spark.RangePartitioner.<init>(Partitioner.scala:171)
at org.apache.spark.RangePartitioner.<init>(Partitioner.scala:151)
at org.apache.spark.rdd.OrderedRDDFunctions.$anonfun$sortByKey$1(OrderedRDDFunctions.scala:64)
at org.apache.spark.rdd.RDDOperationScope$.withScope(RDDOperationScope.scala:151)
at org.apache.spark.rdd.RDDOperationScope$.withScope(RDDOperationScope.scala:112)
at org.apache.spark.rdd.RDD.withScope(RDD.scala:406)
at org.apache.spark.rdd.OrderedRDDFunctions.sortByKey(OrderedRDDFunctions.scala:63)
at org.apache.spark.ml.iforest.IForestModel$.org$apache$spark$ml$iforest$IForestModel$$loadTreeNodes(IForest.scala:249)
at org.apache.spark.ml.iforest.IForestModel$IForestModelReader.load(IForest.scala:305)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at py4j.reflection.MethodInvoker.invoke(MethodInvoker.java:244)
at py4j.reflection.ReflectionEngine.invoke(ReflectionEngine.java:357)
at py4j.Gateway.invoke(Gateway.java:282)
at py4j.commands.AbstractCommand.invokeMethod(AbstractCommand.java:132)
at py4j.commands.CallCommand.execute(CallCommand.java:79)
at py4j.ClientServerConnection.waitForCommands(ClientServerConnection.java:182)
at py4j.ClientServerConnection.run(ClientServerConnection.java:106)
at java.lang.Thread.run(Thread.java:750)
Caused by: java.util.concurrent.ExecutionException: org.codehaus.commons.compiler.CompileException: File 'generated.java', Line 66, Column 8: failed to compile: org.codehaus.commons.compiler.CompileException: File 'generated.java', Line 66, Column 8: Private member cannot be accessed from type "org.apache.spark.sql.catalyst.expressions.GeneratedClass$SpecificSafeProjection".
at org.sparkproject.guava.util.concurrent.AbstractFuture$Sync.getValue(AbstractFuture.java:306)
at org.sparkproject.guava.util.concurrent.AbstractFuture$Sync.get(AbstractFuture.java:293)
at org.sparkproject.guava.util.concurrent.AbstractFuture.get(AbstractFuture.java:116)
at org.sparkproject.guava.util.concurrent.Uninterruptibles.getUninterruptibly(Uninterruptibles.java:135)
at org.sparkproject.guava.cache.LocalCache$LoadingValueReference.waitForValue(LocalCache.java:3620)
at org.sparkproject.guava.cache.LocalCache$Segment.waitForLoadingValue(LocalCache.java:2362)
at org.sparkproject.guava.cache.LocalCache$Segment.get(LocalCache.java:2251)
at org.sparkproject.guava.cache.LocalCache.get(LocalCache.java:4000)
at org.sparkproject.guava.cache.LocalCache.getOrLoad(LocalCache.java:4004)
at org.sparkproject.guava.cache.LocalCache$LocalLoadingCache.get(LocalCache.java:4874)
at org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$.compile(CodeGenerator.scala:1437)
at org.apache.spark.sql.catalyst.expressions.codegen.GenerateSafeProjection$.create(GenerateSafeProjection.scala:205)
at org.apache.spark.sql.catalyst.expressions.codegen.GenerateSafeProjection$.create(GenerateSafeProjection.scala:39)
at org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator.generate(CodeGenerator.scala:1363)
at org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator.generate(CodeGenerator.scala:1360)
at org.apache.spark.sql.execution.DeserializeToObjectExec.$anonfun$doExecute$1(objects.scala:97)
at org.apache.spark.sql.execution.DeserializeToObjectExec.$anonfun$doExecute$1$adapted(objects.scala:96)
at org.apache.spark.rdd.RDD.$anonfun$mapPartitionsWithIndexInternal$2(RDD.scala:877)
at org.apache.spark.rdd.RDD.$anonfun$mapPartitionsWithIndexInternal$2$adapted(RDD.scala:877)
at org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52)
at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:365)
at org.apache.spark.rdd.RDD.iterator(RDD.scala:329)
at org.apache.spark.sql.execution.SQLExecutionRDD.$anonfun$compute$1(SQLExecutionRDD.scala:52)
at org.apache.spark.sql.internal.SQLConf$.withExistingConf(SQLConf.scala:158)
at org.apache.spark.sql.execution.SQLExecutionRDD.compute(SQLExecutionRDD.scala:52)
at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:365)
at org.apache.spark.rdd.RDD.iterator(RDD.scala:329)
at org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52)
at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:365)
at org.apache.spark.rdd.RDD.iterator(RDD.scala:329)
at org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52)
at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:365)
at org.apache.spark.rdd.RDD.iterator(RDD.scala:329)
at org.apache.spark.shuffle.ShuffleWriteProcessor.write(ShuffleWriteProcessor.scala:59)
at org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:99)
at org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:52)
at org.apache.spark.scheduler.Task.run(Task.scala:136)
at org.apache.spark.executor.Executor$TaskRunner.$anonfun$run$3(Executor.scala:548)
at org.apache.spark.util.Utils$.tryWithSafeFinally(Utils.scala:1504)
at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:551)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
... 1 more
Caused by: org.codehaus.commons.compiler.CompileException: File 'generated.java', Line 66, Column 8: failed to compile: org.codehaus.commons.compiler.CompileException: File 'generated.java', Line 66, Column 8: Private member cannot be accessed from type "org.apache.spark.sql.catalyst.expressions.GeneratedClass$SpecificSafeProjection".
at org.apache.spark.sql.errors.QueryExecutionErrors$.compilerError(QueryExecutionErrors.scala:533)
at org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$.org$apache$spark$sql$catalyst$expressions$codegen$CodeGenerator$$doCompile(CodeGenerator.scala:1502)
at org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$$anon$1.load(CodeGenerator.scala:1587)
at org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$$anon$1.load(CodeGenerator.scala:1584)
at org.sparkproject.guava.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3599)
at org.sparkproject.guava.cache.LocalCache$Segment.loadSync(LocalCache.java:2379)
at org.sparkproject.guava.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2342)
at org.sparkproject.guava.cache.LocalCache$Segment.get(LocalCache.java:2257)
... 36 more
