Simon Forman wrote: >>>>>class LW(object): # ListWrapper >>... def __init__(self, i): >>... self.theiter = i >>... def next(self): >>... return [self.theiter.next()] I hoped one lamda would take care of it but looks like it is a simplest choice. > |>> I = ([n] for n in i) This is nice but I am iterating thru hude objects (like MBs) so you know ... Thx for responding ... A.