Repository: spark
Updated Branches:
refs/heads/branch-2.0 36acd53e8 -> c54a07348
[SPARK-15492][ML][DOC] Binarization scala example copy & paste to spark-shell
error
## What changes were proposed in this pull request?
(Please fill in changes proposed in this fix)
The Binarization scala example val dataFrame : Dataframe =
spark.createDataFrame(data).toDF("label", "feature"), which can't be pasted in
the spark-shell as Dataframe is not imported. Compared with other examples,
this explicit type is not required.
So I removed Dataframe in the code.
## How was this patch tested?
(Please explain how this patch was tested. E.g. unit tests, integration tests,
manual tests)
Manually tested
Author: [email protected] <[email protected]>
Closes #13266 from wangmiao1981/unit.
(cherry picked from commit e451f7f0c3857cdbbca98e66928a97f797f2fc6b)
Signed-off-by: Nick Pentreath <[email protected]>
Project: http://git-wip-us.apache.org/repos/asf/spark/repo
Commit: http://git-wip-us.apache.org/repos/asf/spark/commit/c54a0734
Tree: http://git-wip-us.apache.org/repos/asf/spark/tree/c54a0734
Diff: http://git-wip-us.apache.org/repos/asf/spark/diff/c54a0734
Branch: refs/heads/branch-2.0
Commit: c54a073483be22cf0a3adb47cfbce19ee79dbb6b
Parents: 36acd53
Author: [email protected] <[email protected]>
Authored: Thu May 26 12:36:36 2016 +0200
Committer: Nick Pentreath <[email protected]>
Committed: Thu May 26 12:37:04 2016 +0200
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.../scala/org/apache/spark/examples/ml/BinarizerExample.scala | 4 ++--
.../scala/org/apache/spark/examples/ml/OneVsRestExample.scala | 3 +--
2 files changed, 3 insertions(+), 4 deletions(-)
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http://git-wip-us.apache.org/repos/asf/spark/blob/c54a0734/examples/src/main/scala/org/apache/spark/examples/ml/BinarizerExample.scala
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diff --git
a/examples/src/main/scala/org/apache/spark/examples/ml/BinarizerExample.scala
b/examples/src/main/scala/org/apache/spark/examples/ml/BinarizerExample.scala
index 82bc147..5cd13ad 100644
---
a/examples/src/main/scala/org/apache/spark/examples/ml/BinarizerExample.scala
+++
b/examples/src/main/scala/org/apache/spark/examples/ml/BinarizerExample.scala
@@ -21,7 +21,7 @@ package org.apache.spark.examples.ml
// $example on$
import org.apache.spark.ml.feature.Binarizer
// $example off$
-import org.apache.spark.sql.{DataFrame, SparkSession}
+import org.apache.spark.sql.{SparkSession}
object BinarizerExample {
def main(args: Array[String]): Unit = {
@@ -31,7 +31,7 @@ object BinarizerExample {
.getOrCreate()
// $example on$
val data = Array((0, 0.1), (1, 0.8), (2, 0.2))
- val dataFrame: DataFrame = spark.createDataFrame(data).toDF("label",
"feature")
+ val dataFrame = spark.createDataFrame(data).toDF("label", "feature")
val binarizer: Binarizer = new Binarizer()
.setInputCol("feature")
http://git-wip-us.apache.org/repos/asf/spark/blob/c54a0734/examples/src/main/scala/org/apache/spark/examples/ml/OneVsRestExample.scala
----------------------------------------------------------------------
diff --git
a/examples/src/main/scala/org/apache/spark/examples/ml/OneVsRestExample.scala
b/examples/src/main/scala/org/apache/spark/examples/ml/OneVsRestExample.scala
index 0b333cf..0da8e31 100644
---
a/examples/src/main/scala/org/apache/spark/examples/ml/OneVsRestExample.scala
+++
b/examples/src/main/scala/org/apache/spark/examples/ml/OneVsRestExample.scala
@@ -21,7 +21,6 @@ package org.apache.spark.examples.ml
// $example on$
import org.apache.spark.ml.classification.{LogisticRegression, OneVsRest}
import org.apache.spark.ml.evaluation.MulticlassClassificationEvaluator
-import org.apache.spark.sql.DataFrame
// $example off$
import org.apache.spark.sql.SparkSession
@@ -43,7 +42,7 @@ object OneVsRestExample {
// $example on$
// load data file.
- val inputData: DataFrame = spark.read.format("libsvm")
+ val inputData = spark.read.format("libsvm")
.load("data/mllib/sample_multiclass_classification_data.txt")
// generate the train/test split.
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