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  • Python 3.4.5

    ...installers are now distributed as signed installer package files compatible with the OS X Gatekeeper security feature. The binaries for AMD64 will also work on processors that implement the Intel 64 architecture. (Also known as the "x64" architecture, and formerly known as both "EM64T" and "x86-64".) They will not work on Intel Itanium Processors (formerly "IA-64"). There is important information about IDLE, Tkinter, and Tcl/Tk on Mac OS X here.

  • Bugs in Python 2.3

    Bugs in Python 2.3 IDLE now executes code in a separate process. To communicate between the main process and executing processes, IDLE opens a socket to 127.0.0.1 (the local machine). Some firewalls running on Windows machines interfere with this and can cause either silent failures or erroneous popup windows from the firewall. This problem only occurs if you run a firewall on the same machine as IDLE. IDLE fails to start on Windows if installed to a directory with a space (e.g. C:\Program...

  • Release – Python 3.9.24

    Version: None

    Released: Oct. 9, 2025

    This is a security release of Python 3.9 Note: The release you're looking at is Python 3.9.24, a security bugfix release for the legacy 3.9 series. Python 3.14 is now the latest feature release series of Python 3. Get the latest release of 3.14.x here. Security content …

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  • Release – Python 3.10.19

    Version: None

    Released: Oct. 9, 2025

    This is a security release of Python 3.10 Note: The release you're looking at is Python 3.10.19, a security bugfix release for the legacy 3.10 series. Python 3.14 is now the latest feature release series of Python 3. Get the latest release of 3.14.x here. Security content …

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  • Release – Python 3.11.14

    Version: None

    Released: Oct. 9, 2025

    This is a security release of Python 3.11 Note: The release you're looking at is Python 3.11.14, a security bugfix release for the legacy 3.11 series. Python 3.14 is now the latest feature release series of Python 3. Get the latest release of 3.14.x here. Security content …

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  • Python 2.4.4 Documentation

    ...installers & sys-admins) Distributing Python Modules (sharing modules with others) If you have comments or suggestions for the Python documentation, please send email to <docs@python.org>.

  • Python 2.5 Documentation

    ...installers & sys-admins) Distributing Python Modules (sharing modules with others) If you have comments or suggestions for the Python documentation, please send email to <docs@python.org>.

  • Python 2.5.2 Documentation

    ...installers & sys-admins) Distributing Python Modules (sharing modules with others) If you have comments or suggestions for the Python documentation, please send email to <docs@python.org>.

  • Python 2.5.3 Documentation

    ...installers & sys-admins) Distributing Python Modules (sharing modules with others) If you have comments or suggestions for the Python documentation, please send email to <docs@python.org>.

  • Python 2.5.4 Documentation

    ...installers & sys-admins) Distributing Python Modules (sharing modules with others) If you have comments or suggestions for the Python documentation, please send email to <docs@python.org>.

  • Python 2.1.1

    ...installer, from one of the download locations below, run it, and follow the friendly instructions on the screen to complete the installation. (Python-2.1.1-Debug.zip is a set of DLLs for Windows developers compiled in debug mode; it contains nothing of value for regular Python users.) Windows users may also be interested in Mark Hammond's win32all, a collection of Windows-specific extensions including COM support and Pythonwin, an IDE built using Windows components. Mac users please g...

  • Release – Python 3.9.20

    Version: None

    Released: Sept. 6, 2024

    This is a security release of Python 3.9 Note: The release you're looking at is Python 3.9.20, a security bugfix release for the legacy 3.9 series. Python 3.12 is now the latest feature release series of Python 3. Get the latest release of 3.12.x here. Security content …

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  • Release – Python 3.8.20

    Version: None

    Released: Sept. 6, 2024

    This is a security release of Python 3.8 Note: The release you're looking at is Python 3.8.20, a security bugfix release for the legacy 3.8 series. Python 3.12 is now the latest feature release series of Python 3. Get the latest release of 3.12.x here. Security content …

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  • Release – Python 3.10.15

    Version: None

    Released: Sept. 7, 2024

    This is a security release of Python 3.10 Note: The release you're looking at is Python 3.10.15, a security bugfix release for the legacy 3.10 series. Python 3.12 is now the latest feature release series of Python 3. Get the latest release of 3.12.x here. Security content …

    View Release Notes

  • Release – Python 3.11.10

    Version: None

    Released: Sept. 7, 2024

    This is a security release of Python 3.11 Note: The release you're looking at is Python 3.11.10, a security bugfix release for the legacy 3.11 series. Python 3.12 is now the latest feature release series of Python 3. Get the latest release of 3.12.x here. Security content …

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  • Release – Python 2.2.2

    Version: None

    Released: Oct. 14, 2002

    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 2.2, there's a patch available …

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  • Download Python 1.6.1 Source

    Download Python 1.6.1 Source Python 1.6.1 CNRI OPEN SOURCE GPL-COMPATIBLE LICENSE AGREEMENT IMPORTANT: PLEASE READ THE FOLLOWING AGREEMENT CAREFULLY. BY CLICKING ON "ACCEPT" WHERE INDICATED BELOW, OR BY COPYING, INSTALLING OR OTHERWISE USING PYTHON 1.6.1 SOFTWARE, YOU ARE DEEMED TO HAVE AGREED TO THE TERMS AND CONDITIONS OF THIS LICENSE AGREEMENT. 1. This LICENSE AGREEMENT is between the Corporation for National Research Initiatives, having an office at 1895 Preston Whit...

  • Python 2.1.2

    ...installer, from one of the download locations below, run it, and follow the friendly instructions on the screen to complete the installation. Windows users may also be interested in Mark Hammond's win32all, a collection of Windows-specific extensions including COM support and Pythonwin, an IDE built using Windows components. There's no Mac release of Python 2.1.2; MacPython 2.1.1 or 2.2 will have to do. Users on other platforms should download the source tarball. You can download P...

  • Python 2.2.2

    ...installer, Python-2.2.2.exe, run it and follow the friendly instructions on the screen to complete the installation. Windows users may also be interested in Mark Hammond's win32all, a collection of Windows-specific extensions including COM support and Pythonwin, an IDE built using Windows components. Linux users may find source and some binary RPMs on the RPM page. Debian packages are available directly from the Debian project, under interpreters (new releases initially appear in unst...

  • Python Distutils-SIG: Design Proposal

    Python Distutils-SIG: Design Proposal Python Distutils-SIG (Prerequisites: please read the proposed interface before trying to plough through this design document; it is very much a sequel to the interface document.) Design Proposal The Distutils' point of view setup.py only has to import one module, distutils.core. This module is responsible for parsing all command-line arguments to setup.py (even though the interpretation of options is di...

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