Notice: This page displays a fallback because interactive scripts did not run. Possible causes include disabled JavaScript or failure to load scripts or stylesheets.

≡ Menu

Search Python.org

Results

  • Release – Python 2.3.3

    Version: None

    Released: Dec. 19, 2003

    This is a patch release which supersedes earlier releases of 2.3. Important: This release is vulnerable to the problem described in security advisory PSF-2006-001 "Buffer overrun in repr() of unicode strings in wide unicode builds (UCS-4)". This fix is included in Python 2.4.4 and Python 2.5 …

    View Release Notes

  • Python 2.3.3

    Python 2.3.3 Python 2.3.3 Note: See Python 2.3.5 for a patch release release which supersedes earlier releases of 2.3. Important: This release is vulnerable to the problem described in security advisory PSF-2006-001 "Buffer overrun in repr() of unicode strings in wide unicode builds (UCS-4)". This fix is included in Python 2.4.4 and Python 2.5. If you need to remain with Python 2.3, there's a patch available from the security advisory page. Important: ...

  • Release – Python 3.13.0b3

    Version: None

    Released: June 27, 2024

    This is a beta preview of Python 3.13 Python 3.13 is still in development. This release, 3.13.0b3, is the third of four beta release previews of 3.13. Beta release previews are intended to give the wider community the opportunity to test new features and bug fixes and to …

    View Release Notes

  • Python 2.3.5

    Python 2.3.5 Python 2.3.5 We're happy to announce the release of Python 2.3.5 (final) on Feb 8th, 2005. This is a bug-fix release for Python 2.3. There have been around 50 bugs fixed since 2.3.4 - in the Python interpreter, the standard library and also in the build process - see the release notes for details. Important: This release is vulnerable to the problem described in security advisory PSF-2006-001 "Buffer overrun in repr() of unicode strings in wide unicode ...

  • Release – Python 2.3.5

    Version: None

    Released: Feb. 8, 2005

    Python 2.3.5 (final) on Feb 8th, 2005. This is a bug-fix release for Python 2.3. There have been around 50 bugs fixed since 2.3.4 - in the Python interpreter, the standard library and also in the build process - see the release notes for details. Important: This release …

    View Release Notes

  • Release – Python 3.13.11

    Version: None

    Released: Dec. 5, 2025

    This is the eleventh maintenance release of Python 3.13 Note: This is Python 3.13.11, a maintenance release for Python 3.13. Python 3.14 is now the latest feature release series of Python 3. Get the latest release of 3.14.x here. Python 3.13.11 is the eleventh maintenance release of …

    View Release Notes

  • Proposed Improvements to Module Cleanup

    Proposed Improvements to Module Cleanup Proposed Improvements to Module Cleanup I'm experimenting with a better way of cleaning up at the end of an execution run. Without implementing true GC, I can never do it 100% right, but I can implement a predictable set of rules based on practical observation that will solve most problems that are actually observed. Here's my proposal. At the end of this message I list some potential problems with the proposal and ask for feedback. This wi...

  • Release – Python 3.13.0b2

    Version: None

    Released: June 5, 2024

    This is a beta preview of Python 3.13 Python 3.13 is still in development. This release, 3.13.0b2, is the second of four beta release previews of 3.13. Beta release previews are intended to give the wider community the opportunity to test new features and bug fixes and to …

    View Release Notes

  • Release – Python 3.13.0b4

    Version: None

    Released: July 17, 2024

    This is a beta preview of Python 3.13 Python 3.13 is still in development. This release, 3.13.0b4, is the final beta release preview of 3.13. Beta release previews are intended to give the wider community the opportunity to test new features and bug fixes and to prepare their …

    View Release Notes

  • Release – Python 3.13.12

    Version: None

    Released: Feb. 3, 2026

    This is the twelfth maintenance release of Python 3.13 Note: This is Python 3.13.12, a maintenance release for Python 3.13. Python 3.14 is now the latest feature release series of Python 3. Get the latest release of 3.14.x here. Python 3.13.12 is the twelfth maintenance release of …

    View Release Notes

  • Release – Python 3.13.5

    Version: None

    Released: June 11, 2025

    This is the fifth maintenance release of Python 3.13 Python 3.13 is the newest major release of the Python programming language, and it contains many new features and optimizations compared to Python 3.12. 3.13.5 is the fifth maintenance release of 3.13. 3.13.5 is an expedited release to fix …

    View Release Notes

  • Release – Python 3.13.7

    Version: None

    Released: Aug. 14, 2025

    This is the seventh maintenance release of Python 3.13 Python 3.13 is the newest major release of the Python programming language, and it contains many new features and optimizations compared to Python 3.12. 3.13.7 is the seventh maintenance release of 3.13. 3.13.7 is an expedited release to fix …

    View Release Notes

  • Release – Python 3.13.9

    Version: None

    Released: Oct. 14, 2025

    This is the ninth maintenance release of Python 3.13 Note: This is Python 3.13.9, a maintenance release for Python 3.13. Python 3.14 is now the latest feature release series of Python 3. Get the latest release of 3.14.x here. 3.13.9 is an expedited release containing a fix …

    View Release Notes

  • Release – Python 3.13.0rc3

    Version: None

    Released: Oct. 1, 2024

    This is the third release candidate of Python 3.13.0 This release, 3.13.0rc3, is the final release preview (no really) of 3.13. This release is expected to become the final 3.13.0 release, barring any critical bugs being discovered. The official release of 3.13.0 is now scheduled for Monday, 2024-10-07. …

    View Release Notes

  • Release – Python 3.13.0rc1

    Version: None

    Released: Aug. 1, 2024

    This is the first release candidate of Python 3.13.0 This release, 3.13.0rc1, is the penultimate release preview. Entering the release candidate phase, only reviewed code changes which are clear bug fixes are allowed between this release candidate and the final release. The second candidate (and the last planned …

    View Release Notes

  • Release – Python 3.13.0rc2

    Version: None

    Released: Sept. 6, 2024

    This is the second release candidate of Python 3.13.0 This release, 3.13.0rc2, is the final release preview. This release is expected to become the final 3.13.0 release, barring any critical bugs being discovered. The official release of 3.13.0 is scheduled for Tuesday, 2024-10-01. There will be no …

    View Release Notes

  • Release – Python 3.13.0

    Version: None

    Released: Oct. 7, 2024

    This is the stable release of Python 3.13.0 Python 3.13.0 is the newest major release of the Python programming language, and it contains many new features and optimizations compared to Python 3.12. (Compared to the last release candidate, 3.13.0rc3, 3.13.0 contains two small bug fixes and some documentation and …

    View Release Notes

  • Release – Python 3.13.2

    Version: None

    Released: Feb. 4, 2025

    This is the second maintenance release of Python 3.13 Python 3.13 is the newest major release of the Python programming language, and it contains many new features and optimizations compared to Python 3.12. 3.13.2 is the latest maintenance release, containing almost 250 bugfixes, build improvements and documentation changes since …

    View Release Notes

  • Release – Python 3.13.3

    Version: None

    Released: April 8, 2025

    This is the third maintenance release of Python 3.13 Python 3.13 is the newest major release of the Python programming language, and it contains many new features and optimizations compared to Python 3.12. 3.13.3 is the latest maintenance release, containing almost 320 bugfixes, build improvements and documentation changes since …

    View Release Notes

  • Release – Python 3.13.6

    Version: None

    Released: Aug. 6, 2025

    This is the sixth maintenance release of Python 3.13 Python 3.13 is the newest major release of the Python programming language, and it contains many new features and optimizations compared to Python 3.12. 3.13.6 is the sixth maintenance release of 3.13, containing around 200 bugfixes, build improvements and documentation …

    View Release Notes

Python language documentation

If you didn't find what you need, try your search in the Python language documentation.