On Dec 27, 2010, at 11:25 , Robert Bradshaw wrote: > On Mon, Dec 27, 2010 at 11:14 AM, Justin C. Walker <[email protected]> wrote: >> Thanks for the reply. >> >> On Dec 26, 2010, at 03:17 , Volker Braun wrote: >> >>> Python has no "const". You can always manually change the innards of your >>> class. The set_immutable() is just implemented by hand. >> >> Tuples are "really" immutable, correct? Is this possible because the tuple >> is an internal data type? [snip] >> Are 'attributes' the same as (or do they include) instance variables? > > Yes, attributes include variables, methodes, etc. When you do > > x.a = var > > Then x.__gsetattr(x, a, var) > > gets called, which by default just updates the dictionary of attributes of x.
Ah. That's what I was looking for. I get the picture now. Thanks! Justin -- Justin C. Walker, Curmudgeon at Large Institute for the Absorption of Federal Funds -- Democracy is two wolves and a lamb voting on what to have for lunch. Liberty is a well-armed lamb contesting the vote. -- To post to this group, send an email to [email protected] To unsubscribe from this group, send an email to [email protected] For more options, visit this group at http://groups.google.com/group/sage-devel URL: http://www.sagemath.org
