Carl Friedrich Bolz wrote: > Antonio Cuni wrote: > > Jean-Paul Calderone wrote: > >> Does this break (by ignoring) custom __add__ implementations on int > >> subclasses? > > > > uh, right! :-/ > > > > Well, that means that we should check for the exact classes/python type > > instead for subclasses, but I think the optimization is still worth of. > > Isn't this the optimization that Michael already tried? See > objspace/std/objspace.py line 65. command line option is > --objspace-std-withsmallint > > I turned out to not be worth it in many cases.
But it is known as a useful special case in the CPython interpreter loop. ciao - chris -- Christian Tismer :^) <mailto:[EMAIL PROTECTED]> tismerysoft GmbH : Have a break! Take a ride on Python's Johannes-Niemeyer-Weg 9A : *Starship* http://starship.python.net/ 14109 Berlin : PGP key -> http://wwwkeys.pgp.net/ work +49 30 802 86 56 mobile +49 173 24 18 776 fax +49 30 80 90 57 05 PGP 0x57F3BF04 9064 F4E1 D754 C2FF 1619 305B C09C 5A3B 57F3 BF04 whom do you want to sponsor today? http://www.stackless.com/ _______________________________________________ [email protected] http://codespeak.net/mailman/listinfo/pypy-dev
