Dick Moores wrote: > At 01:37 PM 9/30/2006, Shantanoo Mahajan wrote: > >> Maybe following is helpful: >> >> >>>>> a=[3,2,1] >>>>> b=a[:] >>>>> b.sort() >>>>> c=sorted(a) >>>>> print a,b,c >>>>> [3, 2, 1] [1, 2, 3] [1, 2, 3] >>>>> >>>>> >> Shantanoo >> > > Sorry to be dense, but I don't see what showing what happens to a > copy of list a adds to the explanation: > >>> a = [3,2,1] > >>> b = a[:] > >>> b.sort() > >>> b > [1, 2, 3] > >>> > > given that: > > >>> a = [3,2,1] > >>> a.sort() > >>> a > [1, 2, 3] > >>> > > I suppose I've misunderstood how you were trying to assist me. > > Thanks, > > Dick > > > > > _______________________________________________ > Tutor maillist - Tutor@python.org > http://mail.python.org/mailman/listinfo/tutor > > I think what Shantanoo was getting at was the reference thing, i.e.,
>>> a = [3,2,1] >>> b = a[:] >>> b.sort() >>> a [3, 2, 1] >>> b [1, 2, 3] >>> As opposed to >>> a = [3,2,1] >>> b = a >>> b.sort() >>> a [1, 2, 3] >>> b [1, 2, 3] >>> You may not always have access to Python 2.4. Regards, Liam Clarke _______________________________________________ Tutor maillist - Tutor@python.org http://mail.python.org/mailman/listinfo/tutor
