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  • Release – Python 3.3.5rc2

    Version: None

    Released: March 2, 2014

    Python 3.3.5 includes fixes for these important issues: a 3.3.4 regression in zipimport (see http://bugs.python.org/issue20621) a 3.3.4 regression executing scripts with a coding declared and Windows newlines (see http://bugs.python.org/issue20731) potential DOS using compression codecs in bytes.decode() (see http://bugs.python.org/issue19619 and http://bugs.python.org/issue20404) and also fixes quite a few other …

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  • Release – Python 3.3.5

    Version: None

    Released: March 9, 2014

    Python 3.3.5 includes fixes for these important issues: a 3.3.4 regression in zipimport (see http://bugs.python.org/issue20621) a 3.3.4 regression executing scripts with a coding declared and Windows newlines (see http://bugs.python.org/issue20731) potential DOS using compression codecs in bytes.decode() (see http://bugs.python.org/issue19619 and http://bugs.python.org/issue20404) and also fixes quite a few other …

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  • Release – Python 3.3.5rc1

    Version: None

    Released: Feb. 23, 2014

    Python 3.3.5 includes fixes for these important issues: a 3.3.4 regression in zipimport (see http://bugs.python.org/issue20621) a 3.3.4 regression executing scripts with a coding declared and Windows newlines (see http://bugs.python.org/issue20731) potential DOS using compression codecs in bytes.decode() (see http://bugs.python.org/issue19619 and http://bugs.python.org/issue20404) and also fixes quite a few other …

  • Legal Statements

    ...Python, its standard libraries, and Jython, are distributed under the Python License. The intellectual property rights behind Python and Jython are held and managed by the Python Software Foundation. The licenses, trademarks, and copyrights for other implementations of Python (such as IronPython, Stackless Python, and PyPy) may vary and are managed by their respective owners. Third-Party Content The Python Software Foundation (“PSF”) does not claim ownership of any third-party code or content (“...

  • Python Software Foundation: Press Release 6-Mar-2001

    ...Python Conference, Guido van Rossum announced the launch of the Python Software Foundation (PSF). Modeled after the successful Apache Software Foundation, the PSF's mandate is to provide educational, legal and financial resources to the Python community. Responsible for holding Python's intellectual property, the PSF will also act as an educational resource, maintain the Python website, and foster Python user groups. The fastest growing programming language, Python is open source, cro...

  • EDU-SIG: Python in Education

    ...Python. It allows Python to talk to SDL, a cross-platform, multimedia library. Because it needs to be compiled for each platform and each Python version, there can be a lag when a new Python version comes along. pyglet is the newcomer, based on OpenGL. Because it is a pure Python package, it can be used as is even when a new Python version is released (except for the Python 2 to Python 3 transition). Miscellaneous Python for secretaries: A resource site aimed at showing business users how t...

  • Become a Member of the PSF

    ...Python events, participating in one of the PSF's working groups, etc. 3. Fellows Fellows are members who have been nominated for their extraordinary efforts and impact upon Python, the community, and the broader Python ecosystem. Visit this page to nominate a Fellow or learn more about the process. Basic Membership Sign up as a Basic Member here! Signing up as a Basic Member is free, and simply declares that you are part of the Python language community and agree to the community Code of Conduct...

  • PSF Distinguished Service Awards

    ...code in the CPython repository, and has made over 160 changes in the PEP repository. Raymond has also served as a director of the Python Software Foundation, and has mentored many people over the years on their contributions to the python-dev community. He's also well known for his contributions to the Python Cookbook, and shares many pieces of Python wisdom on Twitter. The Python Software Foundation thanks Raymond Hettinger for his contributions to the CPython project and the greater Python com...

  • Release – Python 3.7.7

    Version: None

    Released: March 10, 2020

    Note: The release you are looking at is a bugfix release for the legacy 3.7 series which has now reached end-of-life and is no longer supported. See the downloads page for currently supported versions of Python. The final source-only security fix release for 3.7 was 3.7.17. The Python 3.7 …

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  • PSF Contributor Agreement for Python

    ...Python Contributor Agreement This Contributor Agreement is between Python Software Foundation (“PSF”) and the individual or other entity identified below (“the Contributor”): Contributor: __________________________________________ Address: __________________________________________ __________________________________________ Email: __________________________________________ Contributor offers to license certain software (a “Contrib...

  • Known bugs in Python 2.2.1

    ...Python 2.2.1</h2> <p>This page now exists only to clarify incompatibilities between Python version 2.2[.x] and versions before 2.2. <h3>Incompatibilities between Python 2.1[.x] and Python 2.2[.x]</h3> <p>The following visible differences between Python 2.2 and previous versions are intentional. <ul> <p><li>Not everything is listed here; for the full list see the <a href="http://cvs.sourceforge.net/cgi-bin/viewcvs.cgi/~checkout~/python/pytho...

  • Python Success Stories

    ...Python was discovered quite early when a member of the development team read about Python in a computer magazine. After some initial experimentation there were really no other contenders. Python had it all. It was a beautiful programming language that was extensible, embeddable, platform independent, and had no license cost. When it came to incorporate Python into the Tribon software, we found the integration to be quite easy and problem-free, and it was achieved with very little effort. The res...

  • Python Software Foundation: Press Release 20-Dec-2019

    ...Python 3 will be the only major version of CPython that is actively maintained for bugs and security issues. Users are urged to migrate to a supported version of Python 3 in order to benefit from its many improvements, as well as to avoid potential security vulnerabilities in Python 2.x after April 2020. For the current status of Python 3 versions, see https://devguide.python.org/#status-of-python-branches. Users of commercial Python distributions and commercial applications that embed a Pytho...

  • Alternative Python implementations

    ...Python (nicknamed CPython). A number of alternative implementations are available as well, namely PyPy (a fast implementation of Python with a JIT compiler) IronPython (Python running on .NET) MicroPython (Python running on microcontrollers and in the web browser) Stackless Python (a branch of CPython supporting microthreads) Jython (Python running on the Java Virtual Machine) GraalPy (embeddable Python runtime for Java) Other parties have repackaged CPython. These re-packagings often inclu...

  • Metaclasses in Python 1.5

    ...Python 1.5 Metaclasses in Python 1.5 (A.k.a. The Killer Joke :-) (Postscript: reading this essay is probably not the best way to understand the metaclass hook described here. See a message posted by Vladimir Marangozov which may give a gentler introduction to the matter. You may also want to search Deja News for messages with "metaclass" in the subject posted to comp.lang.python in July and August 1998.) In previous Python releases (and still in 1.5), there is something c...

  • Release – Python 3.7.7rc1

    Version: None

    Released: March 4, 2020

    Note Python 3.8 is now the latest feature release series of Python 3. Get the latest release of 3.8.x here. We plan to continue to provide bugfix releases for 3.7.x until mid 2020 and security fixes until mid 2023. Python 3.7.7rc1 is the release candidate preview of the seventh …

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  • Job - Software Engineer - Platform (Experienced)

    Location: Remote, Remote USA

    Telecommuting: Yes

    Dagster is an orchestration platform for the development, production, and observation of data assets. Our goal is to make Dagster Cloud the de facto hosted solution for structuring these systems. As a member of the Platform Engineering Team, you will help advance the foundations of our Dagster+ product by evolving …

  • Computer Programming for Everybody

    ...Python Conference, San Jose, Ca., Oct. 1997, pp. 11-20. [Hugunin2] Jim Hugunin. JPython Update. Invited talk, 7th International Python Conference. Houston, Tex., Nov. 1998. PowerPoint slides: http://www.jpython.org/jpython-talk-1.ppt [Jackson] Daniel Jackson and Allison Waingold. Lightweight Extraction of Object Models from Bytecode. In Proceedings of the International Conference on Software Engineering, Los Angeles, Ca., May 1999. [JPython] http://www.jpython.org/ [Know...

  • MacPython 2.2.1

    ...python/2.2.1/MacPython221full.bin">MacPython221full.bin</a> (9919488 bytes) b7ae6ef91b6e8aac2965c8a42e6bd7ac <a href="/ftp/python/2.2.1/MacPython221full.hqx">MacPython221full.hqx</a> (13496114 bytes) <b>Source Installers - MacPython source code and CodeWarrior projects</b> Note that the normal installer contains everything you need if you only want to develop Python extensions. 15f00793c20a5f0aae19dc97eddbec4a <a href="/ftp/python/2.2.1/M...

  • PSF Grants Program

    ...Python community. We can’t wait to hear about your event, workshop, or regional community—so let’s jump right in! Guiding Principles The PSF Grants Program supports hundreds of Python-related conferences, workshops, and communities globally in line with our mission: The mission of the Python Software Foundation is to promote, protect, and advance the Python programming language, and to support and facilitate the growth of a diverse and international community of Python programmers. To faci...

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