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* [SPARK-16403][EXAMPLES] Cleanup to remove unused imports, consistent style, ↵Bryan Cutler2016-07-141-0/+2
| | | | | | | | | | | | | | | | | | | | | | | | | minor fixes ## What changes were proposed in this pull request? Cleanup of examples, mostly from PySpark-ML to fix minor issues: unused imports, style consistency, pipeline_example is a duplicate, use future print funciton, and a spelling error. * The "Pipeline Example" is duplicated by "Simple Text Classification Pipeline" in Scala, Python, and Java. * "Estimator Transformer Param Example" is duplicated by "Simple Params Example" in Scala, Python and Java * Synced random_forest_classifier_example.py with Scala by adding IndexToString label converted * Synced train_validation_split.py (in Scala ModelSelectionViaTrainValidationExample) by adjusting data split, adding grid for intercept. * RegexTokenizer was doing nothing in tokenizer_example.py and JavaTokenizerExample.java, synced with Scala version ## How was this patch tested? local tests and run modified examples Author: Bryan Cutler <cutlerb@gmail.com> Closes #14081 from BryanCutler/examples-cleanup-SPARK-16403.
* [SPARK-15134][EXAMPLE] Indent SparkSession builder patterns and update ↵Dongjoon Hyun2016-05-051-1/+4
| | | | | | | | | | | | | | | | | | | binary_classification_metrics_example.py ## What changes were proposed in this pull request? This issue addresses the comments in SPARK-15031 and also fix java-linter errors. - Use multiline format in SparkSession builder patterns. - Update `binary_classification_metrics_example.py` to use `SparkSession`. - Fix Java Linter errors (in SPARK-13745, SPARK-15031, and so far) ## How was this patch tested? After passing the Jenkins tests and run `dev/lint-java` manually. Author: Dongjoon Hyun <dongjoon@apache.org> Closes #12911 from dongjoon-hyun/SPARK-15134.
* [SPARK-15031][EXAMPLE] Use SparkSession in Scala/Python/Java example.Dongjoon Hyun2016-05-041-6/+4
| | | | | | | | | | | | | | | | | | | | | | | | | ## What changes were proposed in this pull request? This PR aims to update Scala/Python/Java examples by replacing `SQLContext` with newly added `SparkSession`. - Use **SparkSession Builder Pattern** in 154(Scala 55, Java 52, Python 47) files. - Add `getConf` in Python SparkContext class: `python/pyspark/context.py` - Replace **SQLContext Singleton Pattern** with **SparkSession Singleton Pattern**: - `SqlNetworkWordCount.scala` - `JavaSqlNetworkWordCount.java` - `sql_network_wordcount.py` Now, `SQLContexts` are used only in R examples and the following two Python examples. The python examples are untouched in this PR since it already fails some unknown issue. - `simple_params_example.py` - `aft_survival_regression.py` ## How was this patch tested? Manual. Author: Dongjoon Hyun <dongjoon@apache.org> Closes #12809 from dongjoon-hyun/SPARK-15031.
* [SPARK-11551][DOC] Replace example code in ml-features.md using include_exampleXusen Yin2015-12-091-0/+44
| | | | | | | | | PR on behalf of somideshmukh, thanks! Author: Xusen Yin <yinxusen@gmail.com> Author: somideshmukh <somilde@us.ibm.com> Closes #10219 from yinxusen/SPARK-11551.
* [SPARK-11551][DOC][EXAMPLE] Revert PR #10002Cheng Lian2015-12-081-44/+0
| | | | | | | | | | This reverts PR #10002, commit 78209b0ccaf3f22b5e2345dfb2b98edfdb746819. The original PR wasn't tested on Jenkins before being merged. Author: Cheng Lian <lian@databricks.com> Closes #10200 from liancheng/revert-pr-10002.
* [SPARK-11551][DOC][EXAMPLE] Replace example code in ml-features.md using ↵somideshmukh2015-12-071-0/+44
include_example Made new patch contaning only markdown examples moved to exmaple/folder. Ony three java code were not shfted since they were contaning compliation error ,these classes are 1)StandardScale 2)NormalizerExample 3)VectorIndexer Author: Xusen Yin <yinxusen@gmail.com> Author: somideshmukh <somilde@us.ibm.com> Closes #10002 from somideshmukh/SomilBranch1.33.