update save doc

mengxr · mengxr · commit f135dac5f007 · 2015-03-01T10:40:59.000-08:00
diff --git a/mllib/src/main/scala/org/apache/spark/mllib/util/modelSaveLoad.scala b/mllib/src/main/scala/org/apache/spark/mllib/util/modelSaveLoad.scala
@@ -48,7 +48,7 @@ trait Saveable {
    *
    * @param sc  Spark context used to save model data.
    * @param path  Path specifying the directory in which to save this model.
-   *              This directory and any intermediate directory will be created if needed.
+   *              If the directory already exists, this method throws an exception.
    */
   def save(sc: SparkContext, path: String): Unit
 
diff --git a/python/pyspark/mllib/util.py b/python/pyspark/mllib/util.py
@@ -185,8 +185,8 @@ def save(self, sc, path):
 
         :param sc: Spark context used to save model data.
         :param path: Path specifying the directory in which to save
-                     this model. This directory and any intermediate
-                     directory will be created if needed.
+                     this model. If the directory already exists,
+                     this method throws an exception.
         """
         raise NotImplementedError
 

Original file line number	Diff line number	Diff line change
`@@ -48,7 +48,7 @@ trait Saveable {`
`48`	`48`	`*`
`49`	`49`	`* @param sc Spark context used to save model data.`
`50`	`50`	`* @param path Path specifying the directory in which to save this model.`
`51`		`- * This directory and any intermediate directory will be created if needed.`
	`51`	`+ * If the directory already exists, this method throws an exception.`
`52`	`52`	`*/`
`53`	`53`	`def save(sc: SparkContext, path: String): Unit`
`54`	`54`