PyPy 2.1 Beta1 才刚刚在2天前发布，今天 PyPy 宣布 2.1 正式版发布。
值得关注的改进内容有：
JIT support for ARM, architecture versions 6 and 7, hard- and soft-float ABI
Stacklet support for ARM
Support for os.statvfs and os.fstatvfs on unix systems
Improved logging performance
Faster sets for objects
Interpreter improvements
During packaging, compile the CFFI based TK extension
Pickling of numpy arrays and dtypes
Subarrays for numpy
Bugfixes to numpy
Bugfixes to cffi and ctypes
Bugfixes to the x86 stacklet support
Fixed issue 1533: fix an RPython-level OverflowError for space.float_w(w_big_long_number).
Fixed issue 1552: GreenletExit should inherit from BaseException.
Fixed issue 1537: numpypy __array_interface__
Fixed issue 1238: Writing to an SSL socket in PyPy sometimes failed with a "bad write retry" message.
官方发行说明：http://morepypy.blogspot.com/2013/08/pypy-21-considered-armful.html
免费下载：http://pypy.org/download.html
来自:开源中国社区
