--- a/src/pyams_utils/list.py	Fri Nov 10 13:51:21 2017 +0100
+++ b/src/pyams_utils/list.py	Fri Dec 08 12:08:41 2017 +0100
@@ -23,7 +23,7 @@
 def unique(seq, idfun=None):
     """Extract unique values from list, preserving order
 
-    :param list seq: input list
+    :param iterator seq: input list
     :param callable idfun: an identity function which is used to get 'identity' value of each element
         in the list
     :return: list; a new list containing only unique elements of the original list in their initial order.