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  • Release – Python 3.15.0a4

    Version: None

    Released: Jan. 13, 2026

    This is an early developer preview of Python 3.15 Major new features of the 3.15 series, compared to 3.14 Python 3.15 is still in development. This release, 3.15.0a4, is the fourth of seven planned alpha releases. Alpha releases are intended to make it easier to test the …

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  • Release – Python 3.5.0a4

    Version: None

    Released: April 20, 2015

    Python 3.5.0a4 Python 3.5 has reached end-of-life. Python 3.5.10, the final release of the 3.5 series, is available here. Python 3.5.0a4 was released on April 20th, 2015. Major new features of the 3.5 series, compared to 3.4 Python 3.5 is still in development, …

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  • Release – Python 3.9.0a6

    Version: None

    Released: April 28, 2020

    This is an early developer preview of Python 3.9 Python 3.9 is still in development. This release, 3.9.0a6 is the last out of six planned alpha releases. Alpha releases are intended to make it easier to test the current state of new features and bug fixes and to test …

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  • Release – Python 3.12.0a4

    Version: None

    Released: Jan. 10, 2023

    This is an early developer preview of Python 3.12. Major new features of the 3.12 series, compared to 3.11 Python 3.12 is still in development. This release, 3.12.0a4 is the fourth of seven planned alpha releases. Alpha releases are intended to make it easier to test …

  • Release – Python 3.12.0b4

    Version: None

    Released: July 11, 2023

    This is a beta preview of Python 3.12 Python 3.12 is still in development. This release, 3.12.0b4, is the final of four beta release previews of 3.12. Beta release previews are intended to give the wider community the opportunity to test new features and bug fixes and to …

  • Release – Python 3.13.0a6

    Version: None

    Released: April 9, 2024

    This is an early developer preview of Python 3.13 Major new features of the 3.13 series, compared to 3.12 Python 3.13 is still in development. This release, 3.13.0a6, is the sixth and last planned alpha release. Alpha releases are intended to make it easier to test the …

  • Python for Mac OS X

    ...Objective-C, allowing you to write full-featured native Cocoa applications in pure Python. py2app which allows you to make standalone OS X double-clickable application bundles and plugins from Python scripts. For more information about Python on OS X, see the mailing list and archives for the Python-Macintosh Special Interest Group. Alternative Packages for Mac OS X. ActiveState ActivePython (commercial and community versions, including scientific computing modules). Enthought Python Distrib...

  • Python Software Foundation: Minutes of Board of Directors Meeting (March 8, 2001)

    ...objectives. The Board unanimously adopted the resolution RESOLVED, that the Foundation will not pay for development or documentation for Python or other software that the Foundation owns or makes available as Open Source software. 4. Communications The Foundation needs mailing lists for communicating with members and the public. It also needs a Web site. Action Item: Greg Stein will create mailing lists. Action Item: Greg Stein will set up Web pages. 5. Sponsor discu...

  • Python Software Foundation: Minutes of Board of Directors Meeting (August 10, 2004)

    ...objected and is not present at the meeting. He asked what the initial expenses would be, and at what time they would be due. Steve answered a 10% deposit would be required, roughly $2,500. Stephan then moved that it is RESOLVED that the conference committee is authorized to spend $3000 for room reservations for PyCon 2005. The motion passed unanimously (6/0/0). 7. Other business Tim nagged Jeremy about 1023 progress. Jeremy volunteered to scan the documents sometime during this week. Ma...

  • Release – Python 3.3.4

    Version: None

    Released: Feb. 9, 2014

    fixes several security and a lot of overall bug fixes found in Python 3.3.3. This release fully supports OS X 10.9 Mavericks. In particular, this release fixes an issue that could cause previous versions of Python to crash when typing in interactive mode on OS X 10.9. …

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  • Release – Python 3.3.1

    Version: None

    Released: April 6, 2013

    release. It includes hundreds of bugfixes over 3.3.0. Major new features of the 3.3 series, compared to 3.2 Python 3.3 includes a range of improvements of the 3.x series, as well as easier porting between 2.x and 3.x. PEP 380, syntax for delegating …

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  • Release – Python 3.3.2

    Version: None

    Released: May 15, 2013

    regressions <http://docs.python.org/release/3.3.2/whatsnew/changelog.html>`_ found in Python 3.3.1. Major new features of the 3.3 series, compared to 3.2 Python 3.3 includes a range of improvements of the 3.x series, as well as easier porting between 2.x and 3.x. PEP 380, syntax for delegating …

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  • Release – Python 3.3.3

    Version: None

    Released: Nov. 17, 2013

    fixes several security issues and various other bugs found in Python 3.3.2. This release fully supports OS X 10.9 Mavericks. In particular, this release fixes an issue that could cause previous versions of Python to crash when typing in interactive mode on OS X 10.9. Major …

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  • Python Success Stories

    ...objects, presented for debugging, and reasoned about to assess data validity, to name a few. We needed a way to describe this schema once and then reliably produce executable code from it. The Hard Way with C++ Our first implementation of this schema involved a fractured collection of representations. The XML protocol module had tables describing the serialization and deserialization of XML streams. The storage modules had other tables describing the mapping from disk to memory structures. T...

  • What's new in Python 1.5 and beyond

    ...object and type(x) is y. repr() and str() of class and instance objects now reflect the package/module in which the class is defined. Module "ni" has been removed. (If you really need it, it's been renamed to "ni1". Let me know if this causes any problems for you. Package authors are encouraged to write __init__.py files that support both ni and 1.5 package support, so the same version can be used with Python 1.4 as well as 1.5.) The thread module is now automatically inclu...

  • Python 3.3.0 Release

    ...object-oriented code PEP 362, the function-signature object The new "faulthandler" module that helps diagnosing crashes The new "unittest.mock" module The new "ipaddress" module The "sys.implementation" attribute A policy framework for the email package, with a provisional (see PEP 411) policy that adds much improved unicode support for email header parsing A "collections.ChainMap" class for linking mappings to a single unit Wrappers for many mor...

  • Python 3.3.1 Release

    ...object-oriented code PEP 362, the function-signature object The new "faulthandler" module that helps diagnosing crashes The new "unittest.mock" module The new "ipaddress" module The "sys.implementation" attribute A policy framework for the email package, with a provisional (see PEP 411) policy that adds much improved unicode support for email header parsing A "collections.ChainMap" class for linking mappings to a single unit Wrappers for many mor...

  • Python 3.3.2 Release

    ...object-oriented code PEP 362, the function-signature object The new "faulthandler" module that helps diagnosing crashes The new "unittest.mock" module The new "ipaddress" module The "sys.implementation" attribute A policy framework for the email package, with a provisional (see PEP 411) policy that adds much improved unicode support for email header parsing A "collections.ChainMap" class for linking mappings to a single unit Wrappers for many mor...

  • Python 3.3.3 Release

    ...object-oriented code PEP 362, the function-signature object The new "faulthandler" module that helps diagnosing crashes The new "unittest.mock" module The new "ipaddress" module The "sys.implementation" attribute A policy framework for the email package, with a provisional (see PEP 411) policy that adds much improved unicode support for email header parsing A "collections.ChainMap" class for linking mappings to a single unit Wrappers for many mor...

  • Python 3.3.4 Release

    ...object-oriented code PEP 362, the function-signature object The new "faulthandler" module that helps diagnosing crashes The new "unittest.mock" module The new "ipaddress" module The "sys.implementation" attribute A policy framework for the email package, with a provisional (see PEP 411) policy that adds much improved unicode support for email header parsing A "collections.ChainMap" class for linking mappings to a single unit Wrappers for many mor...

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