rephase return description

minggli · jorisvandenbossche · commit f7d7fd134db0 · 2018-03-27T22:50:11.000+02:00
diff --git a/pandas/core/series.py b/pandas/core/series.py
@@ -1438,7 +1438,9 @@ def unique(self):
 
         Returns
         -------
-        unique values : Series or Categorical
+        unique values : ndarray or Categorical
+            The unique values returned as a NumPy array. In case of categorical
+            data type, returned as a Categorical.
 
         See Also
         --------
