Psyco on 64-bit machines

Russ P. russ.paielli at
Sat Nov 14 23:51:45 CET 2009

On Nov 14, 10:15 am, "Diez B. Roggisch" <de... at> wrote:
> Russ P. schrieb:
> > I have a Python program that runs too slow for some inputs. I would
> > like to speed it up without rewriting any code. Psyco seemed like
> > exactly what I need, until I saw that it only works on a 32-bit
> > architecture. I work in an environment of Sun Ultras that are all 64-
> > bit. However, the Psyco docs say this:
> > "Psyco does not support the 64-bit x86 architecture, unless you have a
> > Python compiled in 32-bit compatibility mode."
> > Would it make sense to compile Python in the 32-bit compatibility mode
> > so I can use Psyco? What would I lose in that mode, if anything?
> > Thanks.
> Isn't the SUN Ultra using an ULTRA-Sparc core? If so, the point is moot.
> Diez

No, it's Intel based.

More information about the Python-list mailing list