Hello, to launch a single test you can do it that way, assuming you're in pypy's top level and that py.test is installed on your system:
py.test pypy/module/micronumpy/test/test_ndarray.py -k test_array_indexing_bool On Sun, Jan 3, 2016 at 9:53 PM, Sergey Matyunin <sergeymatyu...@gmail.com> wrote: > Thank you, Yury. > Looks like your lines are already in FAQ. At least I couldn't find > reasonable way to update any chapter. > > Thing look clear in theory. However I cannot go on in practice. How to > launch any test for micronumpy in interactive mode? > > I suppose it should be possible to import some modules from micronumpy > using interactive mode of pypy. > I check out branch release-4.0.x, then > ~/work/pypy/pypy_src$ python pypy/bin/pyinteractive.py > --allworkingmodules -c "import > pypy.module.micronumpy.MultiArrayModule" > I complains about signal module and fails. > The same happens when I use python 2.7 and pypy 4.0.1 for launching > pyinteractive. The same for module micronumpy.ctor. > Whole output is here: https://gist.github.com/serge-m/d3f9f9863e15fc5c6af2 > > What am I doing wrong? > > In general I want to run a test for micronumpy. Then make it > debuggable to see how micronumpy works. > > I also tried to use pytest and test. I extracted a single test from > pypy/pypy_src/pypy/module/micronumpy/test/test_selection.py into > test_selection_2.py to make things faster. > Output is here: > https://gist.github.com/serge-m/3c51f35c702cc57b00c2 > > > On Sun, Jan 3, 2016 at 8:19 AM, Yury V. Zaytsev <y...@shurup.com> wrote: >> On Sun, 2016-01-03 at 02:07 +0100, Sergey Matyunin wrote: >>> >>> -Compiling pypy for linux on takes about 1 hour, right? >> >> Something in this range, depending on your hardware. >> >>> -Does faster build mode exist? Probably with less optimizations >>> (without -O3 etc.) >> >> As you might have already noticed, most of the time goes into >> *translation* and not compilation itself. Unfortunately, translation is >> still single-threaded, and therefore doesn't benefit from having more >> cores. One thing that you definitively should do is to translate PyPy >> with the latest version of PyPy instead of CPython, this makes a huge >> difference. I think it is also still possible to disable gc to speed the >> translation up a bit, but I'm not sure if this makes much sense (see >> below). >> >>> -Is there way to rebuild only micronumpy? >>> -How do developers usually debug modules such as micronumpy? I am >>> curious about tools and techniques. >> >> PyPy has a interpreted mode, in which the interpreter is interpreted, >> rather than translated and compiled. This mode is way too slow for >> normal usage, but it's good enough to run most of the tests. >> >> The developers usually write tests for the functionality they want to >> implement and make sure they fail, then implement it and make sure they >> pass in the interpreted mode (without doing full translations between >> the iterations). Only then they run a full translation or wait for a >> nightly, and hopefully the tests still pass for the translated version >> as well. >> >> P.S. As a side note, I found it curious and amusing that lots of people >> are talking TDD, but apparently for a project of complexity and scale of >> PyPy, there is simply no other practical way to do development, >> irrespectively of whether you like it or not :-) >> >> P.P.S. Feel free to re-use my email for a FAQ and such, if something >> along these lines isn't already in there... >> >> -- >> Sincerely yours, >> Yury V. Zaytsev >> >> > > > > -- > Сергей > _______________________________________________ > pypy-dev mailing list > pypy-dev@python.org > https://mail.python.org/mailman/listinfo/pypy-dev -- Vincent Legoll _______________________________________________ pypy-dev mailing list pypy-dev@python.org https://mail.python.org/mailman/listinfo/pypy-dev
