On 10/07/2012 16:01, levi nie wrote: > aList=[3,2,5,4] > > bList=aList[:] > bList.sort() > print "bList is",bList > > cList=aList[:] > cList.sort(cmp) > print "cList is",cList > Why don't you tell us, you have the same documentatation avaialable as everybody else. -- Cheers. Mark Lawrence.