No greeting, no text? Pity. Roland Puntaier wrote:
> def changeOne(aa,idx): > aa[idx]=not aa[idx] > yield aa > for i in range(idx): > for x in changeOne(aa,i): > yield x > > def changeOneOrder(aa): > yield aa > for i in range(len(aa)): > for x in changeOne(aa,i): > yield x Okay, two generator definitions. > a=[False]*3 > og=changeOneOrder(a) > #this does not return the way I would expect. why? What do you expect? You created a generator object and bound it to "og". Please always state what you expect and what really happens. Fortune telling is not one of my hobbies (and I think I'm not alone with that). Regards, Björn -- BOFH excuse #284: Electrons on a bender -- http://mail.python.org/mailman/listinfo/python-list