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* [SPARK-8706] [PYSPARK] [PROJECT INFRA] Add pylint checks to PySparkMechCoder2015-07-151-2/+2
| | | | | | | | | | | | | | | | | | | | | This adds Pylint checks to PySpark. For now this lazy installs using easy_install to /dev/pylint (similar to the pep8 script). We still need to figure out what rules to be allowed. Author: MechCoder <manojkumarsivaraj334@gmail.com> Closes #7241 from MechCoder/pylint and squashes the following commits: 2fc7291 [MechCoder] Remove pylint test fail 6d883a2 [MechCoder] Silence warnings and make pylint tests fail to check if it works in jenkins f3a5e17 [MechCoder] undefined-variable ca8b749 [MechCoder] Minor changes 71629f8 [MechCoder] remove trailing whitespace 8498ff9 [MechCoder] Remove blacklisted arguments and pointless statements check 1dbd094 [MechCoder] Disable all checks for now 8b8aa8a [MechCoder] Add pylint configuration file 7871bb1 [MechCoder] [SPARK-8706] [PySpark] [Project infra] Add pylint checks to PySpark
* Revert "[SPARK-8706] [PYSPARK] [PROJECT INFRA] Add pylint checks to PySpark"Davies Liu2015-07-131-2/+2
| | | | This reverts commit 9b62e9375f032548d386aec7468e3d0f7c6da7b2.
* [SPARK-8706] [PYSPARK] [PROJECT INFRA] Add pylint checks to PySparkMechCoder2015-07-131-2/+2
| | | | | | | | | | | | | | | | | | | | This adds Pylint checks to PySpark. For now this lazy installs using easy_install to /dev/pylint (similar to the pep8 script). We still need to figure out what rules to be allowed. Author: MechCoder <manojkumarsivaraj334@gmail.com> Closes #7241 from MechCoder/pylint and squashes the following commits: 8496834 [MechCoder] Silence warnings and make pylint tests fail to check if it works in jenkins 57393a3 [MechCoder] undefined-variable a8e2547 [MechCoder] Minor changes 7753810 [MechCoder] remove trailing whitespace 75c5d2b [MechCoder] Remove blacklisted arguments and pointless statements check 6bde250 [MechCoder] Disable all checks for now 3464666 [MechCoder] Add pylint configuration file d28109f [MechCoder] [SPARK-8706] [PySpark] [Project infra] Add pylint checks to PySpark
* [SPARK-7762] [MLLIB] set default value for outputColXiangrui Meng2015-05-202-2/+3
| | | | | | | | | | | | | Set a default value for `outputCol` instead of forcing users to name it. This is useful for intermediate transformers in the pipeline. jkbradley Author: Xiangrui Meng <meng@databricks.com> Closes #6289 from mengxr/SPARK-7762 and squashes the following commits: 54edebc [Xiangrui Meng] merge master bff8667 [Xiangrui Meng] update unit test 171246b [Xiangrui Meng] add unit test for outputCol a4321bd [Xiangrui Meng] set default value for outputCol
* [SPARK-7511] [MLLIB] pyspark ml seed param should be random by default or 42 ↵Holden Karau2015-05-203-35/+13
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | is quite funny but not very random Author: Holden Karau <holden@pigscanfly.ca> Closes #6139 from holdenk/SPARK-7511-pyspark-ml-seed-param-should-be-random-by-default-or-42-is-quite-funny-but-not-very-random and squashes the following commits: 591f8e5 [Holden Karau] specify old seed for doc tests 2470004 [Holden Karau] Fix a bunch of seeds with default values to have None as the default which will then result in using the hash of the class name cbad96d [Holden Karau] Add the setParams function that is used in the real code 423b8d7 [Holden Karau] Switch the test code to behave slightly more like production code. also don't check the param map value only check for key existence 140d25d [Holden Karau] remove extra space 926165a [Holden Karau] Add some missing newlines for pep8 style 8616751 [Holden Karau] merge in master 58532e6 [Holden Karau] its the __name__ method, also treat None values as not set 56ef24a [Holden Karau] fix test and regenerate base afdaa5c [Holden Karau] make sure different classes have different results 68eb528 [Holden Karau] switch default seed to hash of type of self 89c4611 [Holden Karau] Merge branch 'master' into SPARK-7511-pyspark-ml-seed-param-should-be-random-by-default-or-42-is-quite-funny-but-not-very-random 31cd96f [Holden Karau] specify the seed to randomforestregressor test e1b947f [Holden Karau] Style fixes ce90ec8 [Holden Karau] merge in master bcdf3c9 [Holden Karau] update docstring seeds to none and some other default seeds from 42 65eba21 [Holden Karau] pep8 fixes 0e3797e [Holden Karau] Make seed default to random in more places 213a543 [Holden Karau] Simplify the generated code to only include set default if there is a default rather than having None is note None in the generated code 1ff17c2 [Holden Karau] Make the seed random for HasSeed in python
* [SPARK-7380] [MLLIB] pipeline stages should be copyable in PythonXiangrui Meng2015-05-183-56/+106
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This PR makes pipeline stages in Python copyable and hence simplifies some implementations. It also includes the following changes: 1. Rename `paramMap` and `defaultParamMap` to `_paramMap` and `_defaultParamMap`, respectively. 2. Accept a list of param maps in `fit`. 3. Use parent uid and name to identify param. jkbradley Author: Xiangrui Meng <meng@databricks.com> Author: Joseph K. Bradley <joseph@databricks.com> Closes #6088 from mengxr/SPARK-7380 and squashes the following commits: 413c463 [Xiangrui Meng] remove unnecessary doc 4159f35 [Xiangrui Meng] Merge remote-tracking branch 'apache/master' into SPARK-7380 611c719 [Xiangrui Meng] fix python style 68862b8 [Xiangrui Meng] update _java_obj initialization 927ad19 [Xiangrui Meng] fix ml/tests.py 0138fc3 [Xiangrui Meng] update feature transformers and fix a bug in RegexTokenizer 9ca44fb [Xiangrui Meng] simplify Java wrappers and add tests c7d84ef [Xiangrui Meng] update ml/tests.py to test copy params 7e0d27f [Xiangrui Meng] merge master 46840fb [Xiangrui Meng] update wrappers b6db1ed [Xiangrui Meng] update all self.paramMap to self._paramMap 46cb6ed [Xiangrui Meng] merge master a163413 [Xiangrui Meng] fix style 1042e80 [Xiangrui Meng] Merge remote-tracking branch 'apache/master' into SPARK-7380 9630eae [Xiangrui Meng] fix Identifiable._randomUID 13bd70a [Xiangrui Meng] update ml/tests.py 64a536c [Xiangrui Meng] use _fit/_transform/_evaluate to simplify the impl 02abf13 [Xiangrui Meng] Merge remote-tracking branch 'apache/master' into copyable-python 66ce18c [Joseph K. Bradley] some cleanups before sending to Xiangrui 7431272 [Joseph K. Bradley] Rebased with master
* [SPARK-7382] [MLLIB] Feature Parity in PySpark for ml.classificationBurak Yavuz2015-05-132-0/+33
| | | | | | | | | | | | | The missing pieces in ml.classification for Python! cc mengxr Author: Burak Yavuz <brkyvz@gmail.com> Closes #6106 from brkyvz/ml-class and squashes the following commits: dd78237 [Burak Yavuz] fix style 1048e29 [Burak Yavuz] ready for PR
* [SPARK-7487] [ML] Feature Parity in PySpark for ml.regressionBurak Yavuz2015-05-122-7/+170
| | | | | | | | | | | | | | | | Added LinearRegression Python API Author: Burak Yavuz <brkyvz@gmail.com> Closes #6016 from brkyvz/ml-reg and squashes the following commits: 11c9ef9 [Burak Yavuz] address comments 1027a40 [Burak Yavuz] fix typo 4c699ad [Burak Yavuz] added tree regressor api 8afead2 [Burak Yavuz] made mixin for DT fa51c74 [Burak Yavuz] save additions 0640d48 [Burak Yavuz] added ml.regression 82aac48 [Burak Yavuz] added linear regression
* [SPARK-7427] [PYSPARK] Make sharedParams match in Scala, PythonGlenn Weidner2015-05-102-19/+17
| | | | | | | | | | | | | | | | | | | | | | | | | | | Modified 2 files: python/pyspark/ml/param/_shared_params_code_gen.py python/pyspark/ml/param/shared.py Generated shared.py on Linux using Python 2.6.6 on Redhat Enterprise Linux Server 6.6. python _shared_params_code_gen.py > shared.py Only changed maxIter, regParam, rawPredictionCol based on strings from SharedParamsCodeGen.scala. Note warning was displayed when committing shared.py: warning: LF will be replaced by CRLF in python/pyspark/ml/param/shared.py. Author: Glenn Weidner <gweidner@us.ibm.com> Closes #6023 from gweidner/br-7427 and squashes the following commits: db72e32 [Glenn Weidner] [SPARK-7427] [PySpark] Make sharedParams match in Scala, Python 825e4a9 [Glenn Weidner] [SPARK-7427] [PySpark] Make sharedParams match in Scala, Python e6a865e [Glenn Weidner] [SPARK-7427] [PySpark] Make sharedParams match in Scala, Python 1eee702 [Glenn Weidner] Merge remote-tracking branch 'upstream/master' 1ac10e5 [Glenn Weidner] Merge remote-tracking branch 'upstream/master' cafd104 [Glenn Weidner] Merge remote-tracking branch 'upstream/master' 9bea1eb [Glenn Weidner] Merge remote-tracking branch 'upstream/master' 4a35c20 [Glenn Weidner] Merge remote-tracking branch 'upstream/master' 9790cbe [Glenn Weidner] Merge remote-tracking branch 'upstream/master' d9c30f4 [Glenn Weidner] [SPARK-7275] [SQL] [WIP] Make LogicalRelation public
* [SPARK-7488] [ML] Feature Parity in PySpark for ml.recommendationBurak Yavuz2015-05-082-0/+31
| | | | | | | | | | | | | | Adds Python Api for `ALS` under `ml.recommendation` in PySpark. Also adds seed as a settable parameter in the Scala Implementation of ALS. Author: Burak Yavuz <brkyvz@gmail.com> Closes #6015 from brkyvz/ml-rec and squashes the following commits: be6e931 [Burak Yavuz] addressed comments eaed879 [Burak Yavuz] readd numFeatures 0bd66b1 [Burak Yavuz] fixed seed 7f6d964 [Burak Yavuz] merged master 52e2bda [Burak Yavuz] added ALS
* [SPARK-7383] [ML] Feature Parity in PySpark for ml.featuresBurak Yavuz2015-05-082-1/+92
| | | | | | | | | | | | | Implemented python wrappers for Scala functions that don't exist in `ml.features` Author: Burak Yavuz <brkyvz@gmail.com> Closes #5991 from brkyvz/ml-feat-PR and squashes the following commits: adcca55 [Burak Yavuz] add regex tokenizer to __all__ b91cb44 [Burak Yavuz] addressed comments bd39fd2 [Burak Yavuz] remove addition b82bd7c [Burak Yavuz] Parity in PySpark for ml.features
* [SPARK-7388] [SPARK-7383] wrapper for VectorAssembler in PythonBurak Yavuz2015-05-072-0/+30
| | | | | | | | | | | | | | | | The wrapper required the implementation of the `ArrayParam`, because `Array[T]` is hard to obtain from Python. `ArrayParam` has an extra function called `wCast` which is an internal function to obtain `Array[T]` from `Seq[T]` Author: Burak Yavuz <brkyvz@gmail.com> Author: Xiangrui Meng <meng@databricks.com> Closes #5930 from brkyvz/ml-feat and squashes the following commits: 73e745f [Burak Yavuz] Merge pull request #3 from mengxr/SPARK-7388 c221db9 [Xiangrui Meng] overload StringArrayParam.w c81072d [Burak Yavuz] addressed comments 99c2ebf [Burak Yavuz] add to python_shared_params 39ecb07 [Burak Yavuz] fix scalastyle 7f7ea2a [Burak Yavuz] [SPARK-7388][SPARK-7383] wrapper for VectorAssembler in Python
* [SPARK-7333] [MLLIB] Add BinaryClassificationEvaluator to PySparkXiangrui Meng2015-05-052-0/+30
| | | | | | | | | | | | This PR adds `BinaryClassificationEvaluator` to Python ML Pipelines API, which is a simple wrapper of the Scala implementation. oefirouz Author: Xiangrui Meng <meng@databricks.com> Closes #5885 from mengxr/SPARK-7333 and squashes the following commits: 25d7451 [Xiangrui Meng] fix tests in python 3 babdde7 [Xiangrui Meng] fix doc cb51e6a [Xiangrui Meng] add BinaryClassificationEvaluator in PySpark
* [SPARK-6661] Python type errors should print type, not objectElisey Zanko2015-04-201-1/+1
| | | | | | | | Author: Elisey Zanko <elisey.zanko@gmail.com> Closes #5361 from 31z4/spark-6661 and squashes the following commits: 73c5d79 [Elisey Zanko] Python type errors should print type, not object
* [SPARK-4897] [PySpark] Python 3 supportDavies Liu2015-04-162-8/+10
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This PR update PySpark to support Python 3 (tested with 3.4). Known issue: unpickle array from Pyrolite is broken in Python 3, those tests are skipped. TODO: ec2/spark-ec2.py is not fully tested with python3. Author: Davies Liu <davies@databricks.com> Author: twneale <twneale@gmail.com> Author: Josh Rosen <joshrosen@databricks.com> Closes #5173 from davies/python3 and squashes the following commits: d7d6323 [Davies Liu] fix tests 6c52a98 [Davies Liu] fix mllib test 99e334f [Davies Liu] update timeout b716610 [Davies Liu] Merge branch 'master' of github.com:apache/spark into python3 cafd5ec [Davies Liu] adddress comments from @mengxr bf225d7 [Davies Liu] Merge branch 'master' of github.com:apache/spark into python3 179fc8d [Davies Liu] tuning flaky tests 8c8b957 [Davies Liu] fix ResourceWarning in Python 3 5c57c95 [Davies Liu] Merge branch 'master' of github.com:apache/spark into python3 4006829 [Davies Liu] fix test 2fc0066 [Davies Liu] add python3 path 71535e9 [Davies Liu] fix xrange and divide 5a55ab4 [Davies Liu] Merge branch 'master' of github.com:apache/spark into python3 125f12c [Davies Liu] Merge branch 'master' of github.com:apache/spark into python3 ed498c8 [Davies Liu] fix compatibility with python 3 820e649 [Davies Liu] Merge branch 'master' of github.com:apache/spark into python3 e8ce8c9 [Davies Liu] Merge branch 'master' of github.com:apache/spark into python3 ad7c374 [Davies Liu] fix mllib test and warning ef1fc2f [Davies Liu] fix tests 4eee14a [Davies Liu] Merge branch 'master' of github.com:apache/spark into python3 20112ff [Davies Liu] Merge branch 'master' of github.com:apache/spark into python3 59bb492 [Davies Liu] fix tests 1da268c [Davies Liu] Merge branch 'master' of github.com:apache/spark into python3 ca0fdd3 [Davies Liu] fix code style 9563a15 [Davies Liu] add imap back for python 2 0b1ec04 [Davies Liu] make python examples work with Python 3 d2fd566 [Davies Liu] Merge branch 'master' of github.com:apache/spark into python3 a716d34 [Davies Liu] test with python 3.4 f1700e8 [Davies Liu] fix test in python3 671b1db [Davies Liu] fix test in python3 692ff47 [Davies Liu] fix flaky test 7b9699f [Davies Liu] invalidate import cache for Python 3.3+ 9c58497 [Davies Liu] fix kill worker 309bfbf [Davies Liu] keep compatibility 5707476 [Davies Liu] cleanup, fix hash of string in 3.3+ 8662d5b [Davies Liu] Merge branch 'master' of github.com:apache/spark into python3 f53e1f0 [Davies Liu] fix tests 70b6b73 [Davies Liu] compile ec2/spark_ec2.py in python 3 a39167e [Davies Liu] support customize class in __main__ 814c77b [Davies Liu] run unittests with python 3 7f4476e [Davies Liu] mllib tests passed d737924 [Davies Liu] pass ml tests 375ea17 [Davies Liu] SQL tests pass 6cc42a9 [Davies Liu] rename 431a8de [Davies Liu] streaming tests pass 78901a7 [Davies Liu] fix hash of serializer in Python 3 24b2f2e [Davies Liu] pass all RDD tests 35f48fe [Davies Liu] run future again 1eebac2 [Davies Liu] fix conflict in ec2/spark_ec2.py 6e3c21d [Davies Liu] make cloudpickle work with Python3 2fb2db3 [Josh Rosen] Guard more changes behind sys.version; still doesn't run 1aa5e8f [twneale] Turned out `pickle.DictionaryType is dict` == True, so swapped it out 7354371 [twneale] buffer --> memoryview I'm not super sure if this a valid change, but the 2.7 docs recommend using memoryview over buffer where possible, so hoping it'll work. b69ccdf [twneale] Uses the pure python pickle._Pickler instead of c-extension _pickle.Pickler. It appears pyspark 2.7 uses the pure python pickler as well, so this shouldn't degrade pickling performance (?). f40d925 [twneale] xrange --> range e104215 [twneale] Replaces 2.7 types.InstsanceType with 3.4 `object`....could be horribly wrong depending on how types.InstanceType is used elsewhere in the package--see http://bugs.python.org/issue8206 79de9d0 [twneale] Replaces python2.7 `file` with 3.4 _io.TextIOWrapper 2adb42d [Josh Rosen] Fix up some import differences between Python 2 and 3 854be27 [Josh Rosen] Run `futurize` on Python code: 7c5b4ce [Josh Rosen] Remove Python 3 check in shell.py.
* [SPARK-6893][ML] default pipeline parameter handling in pythonXiangrui Meng2015-04-153-96/+198
| | | | | | | | | | | | | | Same as #5431 but for Python. jkbradley Author: Xiangrui Meng <meng@databricks.com> Closes #5534 from mengxr/SPARK-6893 and squashes the following commits: d3b519b [Xiangrui Meng] address comments ebaccc6 [Xiangrui Meng] style update fce244e [Xiangrui Meng] update explainParams with test 4d6b07a [Xiangrui Meng] add tests 5294500 [Xiangrui Meng] update default param handling in python
* [SPARK-5769] Set params in constructors and in setParams in Python ML pipelinesXiangrui Meng2015-02-151-0/+8
| | | | | | | | | | | | | | | | | | | | | | This PR allow Python users to set params in constructors and in setParams, where we use decorator `keyword_only` to force keyword arguments. The trade-off is discussed in the design doc of SPARK-4586. Generated doc: ![screen shot 2015-02-12 at 3 06 58 am](https://cloud.githubusercontent.com/assets/829644/6166491/9cfcd06a-b265-11e4-99ea-473d866634fc.png) CC: davies rxin Author: Xiangrui Meng <meng@databricks.com> Closes #4564 from mengxr/py-pipeline-kw and squashes the following commits: fedf720 [Xiangrui Meng] use toDF d565f2c [Xiangrui Meng] Merge remote-tracking branch 'apache/master' into py-pipeline-kw cbc15d3 [Xiangrui Meng] fix style 5032097 [Xiangrui Meng] update pipeline signature 950774e [Xiangrui Meng] simplify keyword_only and update constructor/setParams signatures fdde5fc [Xiangrui Meng] fix style c9384b8 [Xiangrui Meng] fix sphinx doc 8e59180 [Xiangrui Meng] add setParams and make constructors take params, where we force keyword args
* [SPARK-4586][MLLIB] Python API for ML pipeline and parametersXiangrui Meng2015-01-283-0/+440
This PR adds Python API for ML pipeline and parameters. The design doc can be found on the JIRA page. It includes transformers and an estimator to demo the simple text classification example code. TODO: - [x] handle parameters in LRModel - [x] unit tests - [x] missing some docs CC: davies jkbradley Author: Xiangrui Meng <meng@databricks.com> Author: Davies Liu <davies@databricks.com> Closes #4151 from mengxr/SPARK-4586 and squashes the following commits: 415268e [Xiangrui Meng] remove inherit_doc from __init__ edbd6fe [Xiangrui Meng] move Identifiable to ml.util 44c2405 [Xiangrui Meng] Merge pull request #2 from davies/ml dd1256b [Xiangrui Meng] Merge remote-tracking branch 'apache/master' into SPARK-4586 14ae7e2 [Davies Liu] fix docs 54ca7df [Davies Liu] fix tests 78638df [Davies Liu] Merge branch 'SPARK-4586' of github.com:mengxr/spark into ml fc59a02 [Xiangrui Meng] Merge remote-tracking branch 'apache/master' into SPARK-4586 1dca16a [Davies Liu] refactor 090b3a3 [Davies Liu] Merge branch 'master' of github.com:apache/spark into ml 0882513 [Xiangrui Meng] update doc style a4f4dbf [Xiangrui Meng] add unit test for LR 7521d1c [Xiangrui Meng] add unit tests to HashingTF and Tokenizer ba0ba1e [Xiangrui Meng] add unit tests for pipeline 0586c7b [Xiangrui Meng] add more comments to the example 5153cff [Xiangrui Meng] simplify java models 036ca04 [Xiangrui Meng] gen numFeatures 46fa147 [Xiangrui Meng] update mllib/pom.xml to include python files in the assembly 1dcc17e [Xiangrui Meng] update code gen and make param appear in the doc f66ba0c [Xiangrui Meng] make params a property d5efd34 [Xiangrui Meng] update doc conf and move embedded param map to instance attribute f4d0fe6 [Xiangrui Meng] use LabeledDocument and Document in example 05e3e40 [Xiangrui Meng] update example d3e8dbe [Xiangrui Meng] more docs optimize pipeline.fit impl 56de571 [Xiangrui Meng] fix style d0c5bb8 [Xiangrui Meng] a working copy bce72f4 [Xiangrui Meng] Merge remote-tracking branch 'apache/master' into SPARK-4586 17ecfb9 [Xiangrui Meng] code gen for shared params d9ea77c [Xiangrui Meng] update doc c18dca1 [Xiangrui Meng] make the example working dadd84e [Xiangrui Meng] add base classes and docs a3015cf [Xiangrui Meng] add Estimator and Transformer 46eea43 [Xiangrui Meng] a pipeline in python 33b68e0 [Xiangrui Meng] a working LR