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  • Python 3.4.2

    ...files compatible with the OS X Gatekeeper security feature. Major new features of the 3.4 series, compared to 3.3 Python 3.4 includes a range of improvements of the 3.x series, including hundreds of small improvements and bug fixes. Among the new major new features and changes in the 3.4 release series are PEP 428, a "pathlib" module providing object-oriented filesystem paths PEP 435, a standardized "enum" module PEP 436, a build enhancement that will help generate introsp...

  • Python 3.4.3

    ...filesystem paths PEP 435, a standardized "enum" module PEP 436, a build enhancement that will help generate introspection information for builtins PEP 442, improved semantics for object finalization PEP 443, adding single-dispatch generic functions to the standard library PEP 445, a new C API for implementing custom memory allocators PEP 446, changing file descriptors to not be inherited by default in subprocesses PEP 450, a new "statistics" module PEP 451, standardizing modu...

  • Python 3.4.5

    ...filesystem paths PEP 435, a standardized "enum" module PEP 436, a build enhancement that will help generate introspection information for builtins PEP 442, improved semantics for object finalization PEP 443, adding single-dispatch generic functions to the standard library PEP 445, a new C API for implementing custom memory allocators PEP 446, changing file descriptors to not be inherited by default in subprocesses PEP 450, a new "statistics" module PEP 451, standardizing modu...

  • Release – Python 2.7.3

    Version: None

    Released: April 9, 2012

    Note: A newer bugfix release, 2.7.4, is currently available. Its use is recommended over previous versions of 2.7. Python 2.7.3 was released on April 9, 2012. 2.7.3 includes fixes for several reported security issues in 2.7.2: issue 13703 (oCERT-2011-003, hash collision denial of service), issue 14234 (CVE-2012-0876, hash table …

    View Release Notes

  • Release – Python 2.7.8

    Version: None

    Released: July 2, 2014

    Python 2.7.8 was released on July 1, 2014. This release includes regression and security fixes over 2.7.7 including: The openssl version bundled in the Windows installer has been updated. A regression in the mimetypes module on Windows has been fixed. A possible overflow in the buffer type has been fixed. …

    View Release Notes

  • Python 2.7.3 Release

    ...file (sig) Mac OS X 64-bit/32-bit x86-64/i386 Installer (2.7.3) for Mac OS X 10.6 and 10.7 [2] (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 (2.7.3) for Mac OS X 10.3 through 10.6 [2] (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 ...

  • Absentee Ballot - 2008-03-14 PSF Members' Meeting

    ...filed with the Secretary of the PSF in advance of the meeting. The form may be sent by GPG/PGP-signed email to: psf at python.org or faxed to: +1 858 712 8966 or mailed to: Python Software Foundation P.O. Box 653 Ipswich, MA 01938 USA Please use fax or email if at all possible. We can't guarantee that postal mail will arrive in time. When using fax or snail mail, send a copy of the absentee ballot by email.

  • Python 2.7.8 Release

    ...file Mac OS X 64-bit/32-bit x86-64/i386 Installer (2.7.8) for Mac OS X 10.6 and later [2] (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 (2.7.8) for Mac OS X 10.5 and later [2] (sig). Mac OS X 32-bit i386/PPC Installer (2.7.8) for Mac OS X 10.3 and later (deprecated, see below) [2] (sig). XZ compressed source tar ball (2.7.8) (sig) Gzipped source tar ball (2.7.8) (sig) The source tarballs are signed wi...

  • Release – Python install manager 25.0

    Version: None

    Released: Oct. 8, 2025

    The Python install manager for Windows is our tool for installing and managing runtimes. The traditional executable installer will stop being released with Python 3.16 As well as the files below, the Python install manager can be installed using the Microsoft Store app. For most users, this is the …

  • Release – Python install manager 25.1

    Version: None

    Released: Dec. 2, 2025

    The Python install manager for Windows is our tool for installing and managing runtimes. The traditional executable installer will stop being released with Python 3.16 As well as the files below, the Python install manager can be installed using the Microsoft Store app. For most users, this is the …

  • Release – Python install manager 25.2

    Version: None

    Released: Dec. 5, 2025

    The Python install manager for Windows is our tool for installing and managing runtimes. The traditional executable installer will stop being released with Python 3.16 As well as the files below, the Python install manager can be installed using the Microsoft Store app. For most users, this is the …

  • Python Success Stories

    ...files for BATS using ArcView, a powerful tool for working with maps. Two ASCII text files were produced, indicating the surface type and elevation of our map. The information had been formatted as a grid of 1024 columns and 768 rows to match the resolution of our display and touch pad. We decided to read this grid of numbers into Numeric arrays in Python. Originally quite a bit of preprocessing was involved to scale down the data to fit our internal model. We did not want to go through the readi...

  • Release – Python install manager 25.0 beta 9

    Version: None

    Released: May 26, 2025

    This is a beta preview of the new Windows Python install manager. The Python install manager for Windows is our tool for installing and managing runtimes. The traditional executable installer will stop being released with Python 3.16 As well as the files below, the Python install manager can be installed …

  • Release – Python install manager 25.0 beta 10

    Version: None

    Released: June 9, 2025

    This is a beta preview of the new Windows Python install manager. The Python install manager for Windows is our tool for installing and managing runtimes. The traditional executable installer will stop being released with Python 3.16 As well as the files below, the Python install manager can be installed …

  • Release – Python install manager 25.0 beta 11

    Version: None

    Released: June 30, 2025

    This is a beta preview of the new Windows Python install manager. The Python install manager for Windows is our tool for installing and managing runtimes. The traditional executable installer will stop being released with Python 3.16 As well as the files below, the Python install manager can be installed …

  • Release – Python install manager 25.0 beta 12

    Version: None

    Released: July 22, 2025

    This is a beta preview of the new Windows Python install manager. The Python install manager for Windows is our tool for installing and managing runtimes. The traditional executable installer will stop being released with Python 3.16 As well as the files below, the Python install manager can be installed …

  • Release – Python install manager 25.0 beta 13

    Version: None

    Released: Aug. 14, 2025

    This is a beta preview of the new Windows Python install manager. The Python install manager for Windows is our tool for installing and managing runtimes. The traditional executable installer will stop being released with Python 3.16 As well as the files below, the Python install manager can be installed …

  • Release – Python install manager 25.0 beta 14

    Version: None

    Released: Aug. 27, 2025

    This is a beta preview of the new Windows Python install manager. The Python install manager for Windows is our tool for installing and managing runtimes. The traditional executable installer will stop being released with Python 3.16 As well as the files below, the Python install manager can be installed …

  • Release – Python install manager 25.0 beta 15

    Version: None

    Released: Sept. 18, 2025

    This is a beta preview of the new Windows Python install manager. The Python install manager for Windows is our tool for installing and managing runtimes. The traditional executable installer will stop being released with Python 3.16 As well as the files below, the Python install manager can be installed …

  • SIG for Python Resource Cataloguing

    ...files to a catalog server. PEP 262: Database of Installed Python Packages: A now-withdrawn proposal for a database of installed Python packages. PEP 301: Package Index and Metadata for Distutils: Specifies a Distutils register command for registering packages with a central catalog.

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