Github user mengxr commented on a diff in the pull request:
https://github.com/apache/spark/pull/7828#discussion_r36769419
--- Diff: docs/ml-features.md ---
@@ -267,22 +274,28 @@ for (Row r : wordsDataFrame.select("words",
"label").take(3)) {
for (String word : words) System.out.print(word + " ");
System.out.println();
}
+
+RegexTokenizer regexTokenizer = new
RegexTokenizer().setInputCol("sentence").setOutputCol("words")
+ .setPattern("\\W");
+ // alternatively .setPattern("\\w+").setGaps(false);
{% endhighlight %}
</div>
<div data-lang="python" markdown="1">
{% highlight python %}
-from pyspark.ml.feature import Tokenizer
+from pyspark.ml.feature import Tokenizer, RegexTokenizer
sentenceDataFrame = sqlContext.createDataFrame([
(0, "Hi I heard about Spark"),
- (0, "I wish Java could use case classes"),
- (1, "Logistic regression models are neat")
+ (1, "I wish Java could use case classes"),
+ (2, "Logistic regression models are neat")
--- End diff --
Keep the example data in sync by replacing ` ` with `,` in this record.
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