Notice: While JavaScript is not essential for this website, your interaction with the content will be limited. Please turn JavaScript on for the full experience.

Search Python.org

Results

  • Python 3.4.0

    Python 3.4.0 Python 3.4.0 Note: Python 3.4.0 has been superseded by Python 3.4.9. Python 3.4.0 was released on March 16th, 2014. 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&q...

  • Release – Python 3.9.5

    Version: None

    Released: May 3, 2021

    This is the fifth maintenance release of Python 3.9 Note: The release you're looking at is Python 3.9.5, a bugfix release for the legacy 3.9 series. Python 3.11 is now the latest feature release series of Python 3. Get the latest release of 3.11.x here. There's been 111 commits …

    View Release Notes

  • Release – Python 3.7.0a4

    Version: None

    Released: Jan. 9, 2018

    This is an early developer preview of Python 3.7 Python 3.7 is still in development. This releasee, 3.7.0a4, is the last of four 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 the release …

    View Release Notes

  • Release – Python 3.9.10

    Version: None

    Released: Jan. 14, 2022

    This is the ninth maintenance release of Python 3.9 Note: The release you're looking at is Python 3.9.10, a bugfix release for the legacy 3.9 series. Python 3.11 is now the latest feature release series of Python 3. Get the latest release of 3.11.x here. Major new features of …

    View Release Notes

  • Python Success Stories

    ...Python? Python was chosen for this project for a number of carefully considered reasons: Portability: We knew that we needed an extremely portable language - and Python runs everywhere. Access to Source: We knew that we wanted the source code for whatever language we chose. Forming a startup is risky enough without having to worry about being completely dependent upon somebody else to fix bugs in your tool set. Python is open source with an unrestrictive license. Ability to Integrate: We had no...

  • What's new in Python 1.5 and beyond

    ...PYTHONHOME (see the usage message, e.g. try python -h). In most situations, the interpreter can be installed at an arbitrary location without having to recompile. The build process now builds a single library (libpython1.5.a) which contains everything except for the main() entry point. This makes life much easier for applications that embed Python. There is much better support for embedding, including threads, multiple interpreters(!), uninitialization, and access to the global interpreter loc...

  • Python Success Stories

    ...Python? Python was not our first choice as the main programming language it was a coincidence. When we started our project we was very proficient in Perl and completely unaware of Python: so we chose Perl. We discovered Python when we decided that we had to substitute the PerlTK user interface with a Web-based one. We found Zope, and after some attempts to integrate Perl with Zope, we switched to Python. To make a log story short, at the end we dropped Zope but kept using Python (and rewrote the...

  • Python 3.4.5

    Python 3.4.5 Python 3.4.5 Note: Python 3.4.5 has been superseded by Python 3.4.9. Python 3.4.5 was released on June 26th, 2016. Python 3.4.5 is now in "security fixes mode". The only changes added since Python 3.4.4 are security fixes. 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 ...

  • Release – Python 3.4.10

    Version: None

    Released: March 18, 2019

    Python 3.4 has reached end-of-life. Python 3.4.10 is the final release of 3.4. Python 3.4.10 was released on March 18th, 2019. Python 3.4.10 is the final release in the Python 3.4 series. As of this release, the 3.4 branch has been retired, no further changes to 3.4 will be accepted, …

    View Release Notes

  • Release – Python 3.4.0rc3

    Version: None

    Released: March 10, 2014

    Python 3.4.0rc3 Python 3.4 has reached end-of-life. Python 3.4.10, the final release of the 3.4 series, is available here. Python 3.4.0 release candidate 3 was released on March 9th, 2014. This is a preview release of the next major release of Python, Python 3.4, and is not suitable for production …

  • Release – Python 3.9.3

    Version: None

    Released: April 2, 2021

    This is the third maintenance release of Python 3.9 NOTE: The release you're looking at has been recalled due to unintentional breakage of ABI compatibility with C extensions built in Python 3.9.0 - 3.9.2. Details in bpo-43710. Please use Python 3.9.4 or newer instead. Python 3.9.3 is an …

    View Release Notes

  • Python 3.4.0 Release Candidate 3 Release

    Python 3.4.0 Release Candidate 3 Release Python 3.4.0 release candidate 3 Note: Python 3.4.0rc3 has been superseded by Python 3.4.9. Python 3.4.0 release candidate 3 was released on March 9th, 2014. This is a preview release of the next major release of Python, Python 3.4, and is not suitable for production environments. 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. ...

  • Release – Python 3.4.5rc1

    Version: None

    Released: June 13, 2016

    Python 3.4 has reached end-of-life. Python 3.4.10, the final release of the 3.4 series, is available here. Python 3.4.5rc1 was released on June 12th, 2016. Python 3.4 has now entered "security fixes only" mode, and as such the only improvements between Python 3.4.4 and Python 3.4.5rc1 are security fixes. Also, …

    View Release Notes

  • Release – Python 3.9.4

    Version: None

    Released: April 4, 2021

    This is the fourth maintenance release of Python 3.9 Note: The release you're looking at is Python 3.9.4, a bugfix release for the legacy 3.9 series. Python 3.11 is now the latest feature release series of Python 3. Get the latest release of 3.11.x here. Python 3.9.4 is a …

    View Release Notes

  • Python 3.4.1

    Python 3.4.1 Python 3.4.1 Note: Python 3.4.1 has been superseded by Python 3.4.9. Python 3.4.1 was released on May 18th, 2014. Python 3.4.1 has over three hundred bugfixes and other improvements over 3.4.0. One notable change: the version of OpenSSL bundled with the Windows installer no longer has the "HeartBleed" vulnerability. 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 improveme...

  • Python 3.4.2

    Python 3.4.2 Python 3.4.2 Note: Python 3.4.2 has been superseded by Python 3.4.9. Python 3.4.2 was released on October 8th, 2014. Python 3.4.2 has many bugfixes and other small improvements over 3.4.1. One new feature for Mac OS X users: the OS X installers are now distributed as signed installer package 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 hu...

  • Python 3.4.3

    Python 3.4.3 Python 3.4.3 Note: Python 3.4.3 has been superseded by Python 3.4.9. Python 3.4.3 was released on February 25th, 2015. Python 3.4.3 has many bugfixes and other small improvements over 3.4.2. 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 prov...

  • Release – Python 3.4.1

    Version: None

    Released: May 19, 2014

    Python 3.4.1 Python 3.4 has reached end-of-life. Python 3.4.10, the final release of the 3.4 series, is available here. Python 3.4.1 was released on May 18th, 2014. Python 3.4.1 has over three hundred bugfixes and other improvements over 3.4.0. One notable change: the version of OpenSSL bundled with the Windows …

    View Release Notes

  • Release – Python 3.4.2rc1

    Version: None

    Released: Sept. 22, 2014

    Python 3.4.2rc1 Python 3.4 has reached end-of-life. Python 3.4.10, the final release of the 3.4 series, is available here. Python 3.4.2rc1 was released on September 22nd, 2014. Python 3.4.2 has many bugfixes and other small improvements over 3.4.1. One new feature for Mac OS X users: the OS X installers …

    View Release Notes

  • Release – Python 3.4.2

    Version: None

    Released: Oct. 13, 2014

    Python 3.4.2 Python 3.4 has reached end-of-life. Python 3.4.10, the final release of the 3.4 series, is available here. Python 3.4.2 was released on October 8th, 2014. Python 3.4.2 has many bugfixes and other small improvements over 3.4.1. One new feature for Mac OS X users: the OS X installers …

    View Release Notes

Python language documentation

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