On 7 sep, 16:46, Ben Finney <ben+pyt...@benfinney.id.au> wrote: > de...@web.de writes: > > Objects can be mutable or immutable. For example, in Python, integers, > > strings, floats and tuples are immutable. That means that you can't > > change their value. > > Yes. Importantly, wherever you see code that you *think* is changing the > value of an immutable object, you're thinking incorrectly. (There's no > shame in that; other languages give us preconceptions that can be hard > to shake off.) > > The only way to get a different value from an integer object is to ask > Python for a different integer object; the original is unchanged. The > same goes for tuples, strings, and all the other immutable types. > > > Mutable objects OTOH can be changed. > > […] > > Some good articles to explain Python's object model: > > <URL:http://effbot.org/zone/python-objects.htm> > > <URL:http://docs.python.org/reference/datamodel.html#objects-values-and-types> > > -- > \ “We can't depend for the long run on distinguishing one | > `\ bitstream from another in order to figure out which rules | > _o__) apply.” —Eben Moglen, _Anarchism Triumphant_, 1999 | > Ben Finney
Thanks all for feedback! Baba -- http://mail.python.org/mailman/listinfo/python-list
