PyPy 2.1 正式版发布

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