On Tue, Jan 29, 2013 at 11:07 AM, Kirk Liberty <kirk.libe...@gmail.com> wrote: > Maciej, > > I could say I'm being stingy about CPU cycles since the program will > be running continuously, but mostly "just because I can", or in this > case can't. I think translation is pretty cool, and I've been trying > to see what different things I can apply it to.
I would seriously suggest pypy JIT here. It can sometimes even produce better results. > > What do you mean by "Python is a meta-programming language for RPython"? you can run some python before compiling RPython. we use all the tricks to say exec a bunch of methods. > > Regards, > Kirk > > On Tue, Jan 29, 2013 at 2:49 AM, Maciej Fijalkowski <fij...@gmail.com> wrote: >> On Tue, Jan 29, 2013 at 1:55 AM, Ronny Pfannschmidt >> <ronny.pfannschm...@gmx.de> wrote: >>> Hi Kirk, >>> >>> you need to check for >>> __name__ == '__main__' before the last line >>> >>> rpython does load code by importing >>> and the last line will always run the program, >>> guard it with a condition, and it will work fine >>> >>> best, Ronny >>> >>> >>> >>> On 01/29/2013 12:50 AM, Kirk Liberty wrote: >>>> >>>> ronny, >>>> >>>> Well the fan control command turned out not to be in rpython, so it >>>> failed to translate, but it still stopped the fan first. Here's an >>>> example of a program that would not translate because it just enters >>>> an infinite loop. >>>> >>>> from time import sleep >>>> def main(argv): >>>> while True: >>>> print "looping" >>>> sleep(1) >>>> return 0 >>>> def target(driver,args): >>>> return main,None >>>> main(1) >>>> >>>> command to translate> python ~/pypy/translator/goal/translate.py >>>> --batch --output loop loop.py >>>> >>>> Regards, >>>> Kirk >>>> >>>> On Mon, Jan 28, 2013 at 6:35 PM, Ronny Pfannschmidt >>>> <ronny.pfannschm...@gmx.de> wrote: >>>>> >>>>> Hi Kirk, >>>>> >>>>> could you please provide more context? >>>>> >>>>> the translator does not execute the actual rpython program as code, just >>>>> the >>>>> surrounding imports (using python to metaprogramm the rpython) >>>>> >>>>> so its likely that the cpu fan off thing is a missunderstanding >>>>> >>>>> best, Ronny >>>>> >>>>> >>>>> On 01/28/2013 11:37 PM, Kirk Liberty wrote: >>>>>> >>>>>> >>>>>> Hello all, >>>>>> >>>>>> Is it possible to use PyPy's translation tool without having it >>>>>> execute the program? I think this would be important for programs with >>>>>> infinite loops, or ones which could do potentially dangerous things >>>>>> ie. when trying to translate a program to control a GPU fan, the fan >>>>>> was commanded off during a high work load. >>>>>> >>>>>> Thank you, >>>>>> Kirk >>>>>> _______________________________________________ >>>>>> pypy-dev mailing list >>>>>> pypy-dev@python.org >>>>>> http://mail.python.org/mailman/listinfo/pypy-dev >>>>> >>>>> >>>>> >>> >>> _______________________________________________ >>> pypy-dev mailing list >>> pypy-dev@python.org >>> http://mail.python.org/mailman/listinfo/pypy-dev >> >> Hi Kirk. >> >> Python is a meta-programming language for RPython, so no absolutely >> impossible. >> >> That said, why would you want to translate such programs? _______________________________________________ pypy-dev mailing list pypy-dev@python.org http://mail.python.org/mailman/listinfo/pypy-dev
