On Wed, Aug 8, 2012 at 11:12 AM, Tim Henderson <tim.t...@gmail.com> wrote:
> Hi Pypy devs! > > I am a graduate student working on mining software repositories, > specifically mining programming patterns (or rules) from code bases.[1] I > would like to do some work mining patterns from Python programs and I could > jump start that work if I could generate dependence graphs from python > source files (or from the bytecode). > > So I was wondering if Pypy does this already. Actually it would be a big > help even if pypy only generated a control flow graph. From my quick skim > of some of the source code it seems like it does this for RPython but I > wasn't sure about regular python. If I could get a CFG I could then > annotate it with the data dependence edges. > > Any pointers to where I should look in the Pypy code would be appreciated! > Additionally, if you feel having python pDG's would be helpful in Pypy's > interpreter perhaps any work I do towards that end could be a starting > point. > > Thanks for the excellent work on Pypy! > > [1] Here is some of my research group's previous work on pattern > extraction http://doi.wiley.com/10.1002/smr.532 (if you can't get the > paper and would like it let me know) > > Cheers > --- > Tim Henderson > mail me: tim.t...@gmail.com > mail me: timothy.hender...@case.edu > github: github.com/timtadh > > > _______________________________________________ > pypy-dev mailing list > pypy-dev@python.org > http://mail.python.org/mailman/listinfo/pypy-dev > > You're correct, we only generate full CFGs for RPython. The Python bytecode compiler for PyPy (and CPython) does have a CFG, but they're just local to functions so I don't think they're what you're looking for. Alex -- "I disapprove of what you say, but I will defend to the death your right to say it." -- Evelyn Beatrice Hall (summarizing Voltaire) "The people's good is the highest law." -- Cicero
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