--- a/rset.py	Mon Nov 23 14:13:53 2009 +0100
+++ b/rset.py	Thu Dec 03 17:17:43 2009 +0100
@@ -501,7 +501,6 @@
     @cached
     def column_types(self, col):
         """return the list of different types in the column with the given col
-        index default to 0 (ie the first column)
 
         :type col: int
         :param col: the index of the desired column