Steven D'Aprano <[EMAIL PROTECTED]> writes: > Imagine that ints could be changed in place. Then you could do this: > > x = 0 > x += 1
No nothing like that. Nothing stops you from having multiple int objects with the same value. Lists, for example, are mutable, but x = [0,1] x += [2,3] doesn't change what the literal [0,1] means. -- http://mail.python.org/mailman/listinfo/python-list