Note: A newer bugfix release, 2.7.5, is currently available. Its use is recommended over previous versions of 2.7.
Python 2.7.4 was released on April 6, 2013. This is a 2.7 series bugfix release. It includes hundreds of bugfixes over 2.7.3.
About the 2.7 release series
Among the features and improvements to Python 2.6 introduced in the 2.7 series are
- An ordered dictionary type
- New unittest features including test skipping, new assert methods, and test discovery
- A much faster io module
- Automatic numbering of fields in the str.format() method
- Float repr improvements backported from 3.x
- Tile support for Tkinter
- A backport of the memoryview object from 3.x
- Set literals
- Set and dictionary comprehensions
- Dictionary views
- New syntax for nested with statements
- The sysconfig module
This is a production release. Please report any bugs you encounter.
We currently support these formats for download:
- XZ compressed source tar ball (2.7.4) (sig)
- Gzipped source tar ball (2.7.4) (sig)
- Bzipped source tar ball (2.7.4) (sig)
- Windows x86 MSI Installer (2.7.4) (sig)
- Windows x86 MSI program database (2.7.4) (sig)
- Windows X86-64 MSI Installer (2.7.4)  (sig)
- Windows X86-64 program database (2.7.4)  (sig)
- Windows help file (sig)
- Mac OS X 64-bit/32-bit x86-64/i386 Installer (2.7.4) for Mac OS X 10.6 and later  (sig). [You may need an updated Tcl/Tk install to run IDLE or use Tkinter, see note 2 for instructions.]
- Mac OS X 32-bit i386/PPC Installer (2.7.4) for Mac OS X 10.3 and later  (sig).
The source tarballs are signed with Benjamin Peterson's key (fingerprint: 12EF 3DC3 8047 DA38 2D18 A5B9 99CD EA9D A413 5B38). The Windows installer was signed by Martin von Löwis' public key, which has a key id of 7D9DC8D2. The Mac installers were signed with Ned Deily's key, which has a key id of 6F5E1540. The public keys are located on the download page.
MD5 checksums and sizes of the released files:
592603cfaf4490a980e93ecb92bde44a 14489063 Python-2.7.4.tgz 62704ea0f125923208d84ff0568f7d50 12146770 Python-2.7.4.tar.bz2 86909785aa1ff13b49d87737b75b5f54 10250644 Python-2.7.4.tar.xz bb475605feffd85194902d5cc0ce62d6 18105410 python-2.7.4-pdb.zip a46a49e0f44caffd0084d032ab0447f8 17450050 python-2.7.4.amd64-pdb.zip 7c44c508a1594a8be8145d172b056b90 16625664 python-2.7.4.amd64.msi 4610171c0dbc22712d597f808dcb8d37 16232448 python-2.7.4.msi eff74952b544c77316982bb660eebbda 6003987 python274.chm 05314675faa1aa4d1b7ec0e8b21355a0 20397182 python-2.7.4-macosx10.3.dmg bf586a6e7419bf1f222babbfe5177208 19985319 python-2.7.4-macosx10.6.dmg
|||(1, 2) The binaries for AMD64 will also work on processors that implement the Intel 64 architecture (formerly EM64T), i.e. the architecture that Microsoft calls x64, and AMD called x86-64 before calling it AMD64. They will not work on Intel Itanium Processors (formerly IA-64).|
|||(1, 2) There is important information about IDLE, Tkinter, and Tcl/Tk on Mac OS X here.|