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  • Bugs in Python 2.4.2

    ...python24). In this case, manually delete the shortcut, and create new shortcuts with the command "C:\Program Files\python24\pythonw.exe" and the command line options "C:\Program Files\python24\Lib\idlelib\idle.pyw" and "C:\Program Files\python24\Tools\scripts\pydocgui.pyw" This will not be a problem if Python is installed into its default location (i.e. c:\python24). IDLE now executes code in a separate process. To communicate between the main process and executin...

  • Python Software Foundation: Press Release 22-Oct-2002

    ...ctor of search quality at Google, Inc. Python significantly increases programmer productivity over languages such as C, C++, Java, and Visual Basic. The language's global user base is estimated in the hundreds of thousands and is growing rapidly. Python runs on Microsoft Windows, Macintosh, Linux, Unix, OS/2, WinCE, and many other operating systems. Full source code is available for the language and associated standard libraries. "Python continues to be Zope's Secret Weapon," said...

  • Release – Python 3.14.0a6

    Version: None

    Released: March 14, 2025

    Here comes the penultimate alpha. This is an early developer preview of Python 3.14 Major new features of the 3.14 series, compared to 3.13 Python 3.14 is still in development. This release, 3.14.0a6, is the sixth of seven planned alpha releases. Alpha releases are intended to make it easier to …

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  • Python Success Stories

    Python Success Stories Introduction TTTech, founded in 1998, focuses on developing a technology for safety-critical real-time systems. Our central technology is the Time-Triggered Protocol (TTP), a communication protocol used in embedded systems for distributed fault-tolerant applications, such as drive-by-wire and fly-by-wire vehicles. For TTP, we provide chip models for implementing the necessary hardware in silicon, services to customers using the technology, and a broad range of tools. ...

  • Bugs in Python 2.4

    ...python24). In this case, manually delete the shortcut, and create new shortcuts with the command "C:\Program Files\python24\pythonw.exe" and the command line options "C:\Program Files\python24\Lib\idlelib\idle.pyw" and "C:\Program Files\python24\Tools\scripts\pydocgui.pyw" This will not be a problem if Python is installed into its default location (i.e. c:\python24). IDLE now executes code in a separate process. To communicate between the main process and executin...

  • Metaclasses in Python 1.5

    ...ces) is callled HelperClass1. We now (manually) instantiate MetaClass1 once to get an empty special base class: BaseClass1 = MetaClass1("BaseClass1", (), {}) We can now use BaseClass1 as a base class in a class statement: class MySpecialClass(BaseClass1): i = 1 def f(s): pass At this point, MySpecialClass is defined; it is a metainstance of MetaClass1 just like BaseClass1, and in fact the expression ``BaseClass1.__class__ == MySpecialClass.__class__ == MetaClass...

  • Release – Python 3.14.0a7

    Version: None

    Released: April 8, 2025

    Here comes the final alpha! This means we have just four weeks until the first beta to get those last features into 3.14 before the feature freeze on 2025-05-06! This is an early developer preview of Python 3.14 Major new features of the 3.14 series, compared to 3.13 Python 3.14 …

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  • About

    ...code using Python's powerful and dynamic introspection capabilities and advanced language features such as meta-classes, duck typing and decorators. Python lets you write the code you need, quickly. And, thanks to a highly optimized byte compiler and support libraries, Python code runs more than fast enough for most applications. The traditional implementation of CPython uses a bytecode virtual machine; PyPy supports just-in-time (JIT) compilation to machine code. Also, Jython and IronPython (se...

  • Known bugs in Python 2.2.1

    ...cases an error condition raises a different exception (most common are cases where TypeError and AttributeError are swapped). </ul> <h3>Differences between classic classes and new-style classes</h3> <p>The following differences between classic and new-style classes may require attention when you are converting a classic class to a new-style class. Since previous versions of Python don't support new-style classes, these can't be considered to be real bugs, but since we've...

  • Python Software Foundation: Articles of Incorporation

    ...cientific, educational, and charitable purposes, including: (a) aggregating intellectual property consisting of the computer language known as "Python," components of which are currently held by multiple parties; (b) educating and training members of the general public in the application of Python; (c) offering Python to members of the general public through the use of open source code licensing; and (d) developing Python more extensively through scientific research conducted by...

  • Python Software Foundation: Press Release 27-Dec-2004

    ...continued success and growth of the Python technology base. This is a community-oriented conference and the Python community includes everyone, from grade schoolers just learning about computer science, to renowned scientists interested in using the best tools, to business people looking for a secret weapon," said Guido van Rossum, creator of Python. PyCon 2005 is organized by members of the Python community, and made possible by the Python Software Foundation and conference sponsors....

  • Python Software Foundation: Minutes of Board of Directors Meeting (Feb. 12, 2002)

    ...c)(3) application. Guido van Rossum volunteered to chair the 501(c)(3) application committee, and Tim Peters, Marc-Andre Lemburg and Jeremy Hylton volunteered to serve on the committee. The committee has to wait until a mission statement is approved, see agenda item 5. 3. Meet the new board Every director present greeted every other director present. 4. PSF website Guido van Rossum proposed to convert the website from Zope to CVS, and henceforth maintain it using the same CVS set...

  • Python Software Foundation: Press Release 13-Feb-2003

    ...code can hardly be considered reusable if it's not readable." Python is also extremely portable. There are currently identical versions available for nearly every computing platform, major and obscure, from PDAs to mainframes. Python is also an open-source platform, which encourages sharing of ideas and code. These characteristics make Python an excellent choice for enterprise application integration, large-scale web development, Web services, XML processing, application scripting, and ev...

  • Python Distutils-SIG: Requirements

    ...and in building extension modules from C/C++ source, there must be a standardized way to get Python's configuration data (such as compiler, compiler flags, platform, default library directory, etc.). It must be easy for a module developer to create both source and built distributions. It must be easy for a third party (the "packager") to download a source distribution, build it on a particular platform, and ...

  • Python Distutils-SIG: Requirements

    ...and in building extension modules from C/C++ source, there must be a standardized way to get Python's configuration data (such as compiler, compiler flags, platform, default library directory, etc.). It must be easy for a module developer to create both source and built distributions. It must be easy for a third party (the "packager") to download a source distribution, build it on a particular platform, and ...

  • Incompatibilities between Python 2.1[.x] and 2.2[.x]

    ...cases an error condition raises a different exception (most common are cases where TypeError and AttributeError are swapped). </ul> <h3>Differences between classic classes and new-style classes</h3> <p>The following differences between classic and new-style classes may require attention when you are converting a classic class to a new-style class. Since previous versions of Python don't support new-style classes, these can't be considered to be real bugs, but since we've...

  • Python Software Foundation: Press Release 9-Feb-2004

    ...Python state of the union address, and open space for informal talks and meetings. "PyCon brings together Python users of all types, from newbies to veterans, to exchange ideas, work on code, discuss future directions for the language, and in general to foster the continued success and growth of the Python technology base. This is a community-oriented conference and the Python community includes everyone, from grade schoolers just learning about computer science, to renowned scientists ...

  • A Journey to Python

    ...conference, such as PythonUK, EuroPython, PyCon, OSCON, and many Italian open-source ones. It's also through Python that I got back in touch with a woman, Anna, whom I had known years before but had lost contact with. She was studying Python and recognizing my name mailed me to ask me for some help. She's now my wife, and became the first woman member of the PSF. We did the second edition of the Python Cookbook together, and although she's not officially an author of the second edition of Pyt...

  • Release – Python 3.7.0a2

    Version: None

    Released: Oct. 17, 2017

    This is an early developer preview of Python 3.7 Major new features of the 3.7 series, compared to 3.6 Python 3.7 is still in development. This releasee, 3.7.0a2, is the second of four planned alpha releases. Alpha releases are intended to make it easier to test the current state of …

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  • Incompatibilities between Python 2.1[.x] and 2.2[.x]

    ...cases an error condition raises a different exception (most common are cases where TypeError and AttributeError are swapped). </ul> <h3>Differences between classic classes and new-style classes</h3> <p>The following differences between classic and new-style classes may require attention when you are converting a classic class to a new-style class. Since previous versions of Python don't support new-style classes, these can't be considered to be real bugs, but since we've...

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