Python是一门跨平台的脚本语言,Python规定了一个Python语法规则,实现了Python语法的解释程序就成为了Python的解释器,我 们用的比较多的是C版本的Python,也就是使用C语言实现的Python解释器,除此之外还有使用Java实现的Jython和使用.NET实现的 IronPython,这些实现可以使Python用户充分利用己有的Java及.NET资源.
The Python 3.1.1 release candidate was released on August 13th, 2009.
Python 3.1 is a continuation of the work started by Python 3.0, the new backwards-incompatible series of Python. Improvements in this release include:
- An ordered dictionary type
- Various optimizations to the int type
- New unittest features including test skipping and new assert methods.
- A much faster io module
- Tile support for Tkinter
- A pure Python reference implementation of the import statement
- New syntax for nested with statements
See these resources for further information:
Download
We currently support these formats for download:
The source tarballs is signed with Benjamin Peterson's key (fingerprint: 12EF 3DC3 8047 DA38 2D18 A5B9 99CD EA9D A413 5B38). The Windows installers was signed by Martin von Löwis' public key which has a key id of 7D9DC8D2. The public keys are located on the .
SHA1 checksums and sizes of the released files:
308065eb3ecabb1edb0cc315eb99adb067e5b3dc 11525849 python-3.1.1rc1.tgz
000e631faa26199a078c42409c925af0158356a5 9510105 python-3.1.1rc1.tar.bz2
0b06fb3276a5db1b8ecbc71c3a1114e5882a4c65 14125568 python-3.1.1rc1.amd64.msi
99896a1efe0e88e84abaf418a27a28c31af830af 13700096 python-3.1.1rc1.msi
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