Li Jiang 50334f2c52

Support spark dataframe as input dataset and spark models as estimators (#934) ...

* add basic support to Spark dataframe

add support to SynapseML LightGBM model

update to pyspark>=3.2.0 to leverage pandas_on_Spark API

* clean code, add TODOs

* add sample_train_data for pyspark.pandas dataframe, fix bugs

* improve some functions, fix bugs

* fix dict change size during iteration

* update model predict

* update LightGBM model, update test

* update SynapseML LightGBM params

* update synapseML and tests

* update TODOs

* Added support to roc_auc for spark models

* Added support to score of spark estimator

* Added test for automl score of spark estimator

* Added cv support to pyspark.pandas dataframe

* Update test, fix bugs

* Added tests

* Updated docs, tests, added a notebook

* Fix bugs in non-spark env

* Fix bugs and improve tests

* Fix uninstall pyspark

* Fix tests error

* Fix java.lang.OutOfMemoryError: Java heap space

* Fix test_performance

* Update test_sparkml to test_0sparkml to use the expected spark conf

* Remove unnecessary widgets in notebook

* Fix iloc java.lang.StackOverflowError

* fix pre-commit

* Added params check for spark dataframes

* Refactor code for train_test_split to a function

* Update train_test_split_pyspark

* Refactor if-else, remove unnecessary code

* Remove y from predict, remove mem control from n_iter compute

* Update workflow

* Improve _split_pyspark

* Fix test failure of too short training time

* Fix typos, improve docstrings

* Fix index errors of pandas_on_spark, add spark loss metric

* Fix typo of ndcgAtK

* Update NDCG metrics and tests

* Remove unuseful logger

* Use cache and count to ensure consistent indexes

* refactor for merge maain

* fix errors of refactor

* Updated SparkLightGBMEstimator and cache

* Updated config2params

* Remove unused import

* Fix unknown parameters

* Update default_estimator_list

* Add unit tests for spark metrics

2023-03-25 19:59:46 +00:00

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