A question about reference in Python.

[Aaron Brady]

On Dec 8, 9:18 am, Joe Strout <j... at strout.net> wrote:
> On Dec 7, 2008, at 10:26 PM, Group wrote:
>
> > Now, I want to write a Red-Black Tree, and a List structure. In C/C+
> > +, I can
> > use pointers to refer to  children  notes (or next notes). But, in  
> > Python, how
> > can I do it? Except the sequence, I know not any way.
>
> Any variable in Python is a reference, which is roughly analogous to a  
> pointer type in C/C++.  For details and examples, see:  <http://www.strout.net/info/coding/valref/

You can use any variable.  Python doesn't make copies unless
explicitly asked.