fix style

Wayne Zhang · Wayne Zhang · commit bd80b37d9728 · 2017-05-14T16:29:57.000-07:00
diff --git a/python/pyspark/ml/feature.py b/python/pyspark/ml/feature.py
@@ -2116,8 +2116,8 @@ class StringIndexer(JavaEstimator, HasInputCol, HasOutputCol, HasHandleInvalid,
     """
 
     stringOrderType = Param(Params._dummy(), "stringOrderType",
-                            "How to order labels of string column. The first label after ordering " +
-                            " is assigned an index of 0. Supported options: " +
+                            "How to order labels of string column. The first label after " +
+                            "ordering is assigned an index of 0. Supported options: " +
                             "frequencyDesc, frequencyAsc, alphabetDsc, alphabetAsc.",
                             typeConverter=TypeConverters.toString)
 
@@ -2163,6 +2163,7 @@ def getStringOrderType(self):
         """
         return self.getOrDefault(self.stringOrderType)
 
+
 class StringIndexerModel(JavaModel, JavaMLReadable, JavaMLWritable):
     """
     Model fitted by :py:class:`StringIndexer`.
