merits of Lisp vs Python

[Rob Thorpe]

Pascal Bourguignon wrote:
> "Rob Thorpe" <rthorpe at realworldtech.com> writes:
> > Anders J. Munch wrote:
> >> jayessay wrote:
> >>   > Please note: GC is not part of CL's definition.  It is likely not part
> >> > of any Lisp's definition (for reasons that should be obvious), and for
> >> > the same reasons likely not part of any language's definition.
> >>
> >> Really?  So how do you write a portable program in CL, that is to run
> >> for unbounded lengths of time?
> >
> > You can't.
>
> You can.  Just use reversible operations.
>
> Or use pre-allocated objects. Yes, that means that you implement your
> own memory management or garbage collector, but this would be portable.

I don't think there is any gaurantee in the spec that says that even
doing nothing at all doesn't allocate more memory.  AFAIK a conforming
implementation could leak a fixed amount of memory per second.