cffi callbacks, as well as those in RPython (like those used by expat) Alex
On Thu, May 9, 2013 at 2:15 PM, Felipe Cruz <felipec...@loogica.net> wrote: > Hi Maciej! > > * Callbacks from C are now JITted, which means XML parsing is much faster. > > You mean, cffi callbacks? > > regards, > > > 2013/5/9 Maciej Fijalkowski <fij...@gmail.com> > >> We're pleased to announce PyPy 2.0. This is a stable release that brings >> a swath of bugfixes, small performance improvements and compatibility >> fixes. >> PyPy 2.0 is a big step for us and we hope in the future we'll be able to >> provide stable releases more often. >> >> You can download the PyPy 2.0 release here: >> >> http://pypy.org/download.html >> >> The two biggest changes since PyPy 1.9 are: >> >> * stackless is now supported including greenlets, which means eventlet >> and gevent should work (but read below about gevent) >> >> * PyPy now contains release 0.6 of `cffi`_ as a builtin module, which >> is preferred way of calling C from Python that works well on PyPy >> >> .. _`cffi`: http://cffi.readthedocs.org >> >> If you're using PyPy for anything, it would help us immensely if you fill >> out >> the following survey: http://bit.ly/pypysurvey This is for the developers >> eyes and we will not make any information public without your agreement. >> >> What is PyPy? >> ============= >> >> PyPy is a very compliant Python interpreter, almost a drop-in replacement >> for >> CPython 2.7. It's fast (`pypy 2.0 and cpython 2.7.3`_ performance >> comparison) >> due to its integrated tracing JIT compiler. >> >> This release supports x86 machines running Linux 32/64, Mac OS X 64 or >> Windows 32. Windows 64 work is still stalling, we would welcome a >> volunteer >> to handle that. ARM support is on the way, as you can see from the >> recently >> released alpha for ARM. >> >> .. _`pypy 2.0 and cpython 2.7.3`: http://speed.pypy.org >> >> Highlights >> ========== >> >> * Stackless including greenlets should work. For gevent, you need to check >> out `pypycore`_ and use the `pypy-hacks`_ branch of gevent. >> >> * cffi is now a module included with PyPy. (`cffi`_ also exists for >> CPython; the two versions should be fully compatible.) It is the >> preferred way of calling C from Python that works on PyPy. >> >> * Callbacks from C are now JITted, which means XML parsing is much faster. >> >> * A lot of speed improvements in various language corners, most of them >> small, >> but speeding up some particular corners a lot. >> >> * The JIT was refactored to emit machine code which manipulates a "frame" >> that lives on the heap rather than on the stack. This is what makes >> Stackless work, and it could bring another future speed-up (not done >> yet). >> >> * A lot of stability issues fixed. >> >> * Refactoring much of the numpypy array classes, which resulted in >> removal of >> lazy expression evaluation. On the other hand, we now have more complete >> dtype support and support more array attributes. >> >> .. _`pypycore`: https://github.com/gevent-on-pypy/pypycore/ >> .. _`pypy-hacks`: https://github.com/schmir/gevent/tree/pypy-hacks >> >> Cheers, >> fijal, arigo and the PyPy team >> _______________________________________________ >> pypy-dev mailing list >> pypy-dev@python.org >> http://mail.python.org/mailman/listinfo/pypy-dev >> > > > > -- > Felipe Cruz > http://about.me/felipecruz > > _______________________________________________ > pypy-dev mailing list > pypy-dev@python.org > http://mail.python.org/mailman/listinfo/pypy-dev > > -- "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 GPG Key fingerprint: 125F 5C67 DFE9 4084
_______________________________________________ pypy-dev mailing list pypy-dev@python.org http://mail.python.org/mailman/listinfo/pypy-dev
