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

  • Release – Python 3.3.7rc1

    Version: None

    Released: Sept. 6, 2017

    This is a security-fix source-only release. The last binary release was 3.3.5. This is the release candidate of Python 3.3.7. Python 3.3.0 was released on 2012-09-29 and has been in security-fix-only mode since 2014-03-08. Per Python Development policy, all support for the 3.3 series of releases ends on 2017-09-29 …

    View Release Notes

  • Release – Python 3.3.7

    Version: None

    Released: Sept. 19, 2017

    Python 3.3.x has reached end-of-life. This is its final release. It is a security-fix source-only release. Python 3.3.0 was released on 2012-09-29 and has been in security-fix-only mode since 2014-03-08. Per Python Development policy, all support for the 3.3 series of releases ended on 2017-09-29, five years after the …

    View Release Notes

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

    ...object-oriented programming language that is developed and maintained by a global community of open source developers, under the oversight of the Python Software Foundation. Python is very easy to learn for programmers of other languages such as C, C++, Java, and Visual Basic, and can significantly increase programmer productivity. It is often characterized as an agile language that promotes speedy development and includes a unit-testing framework for building more robust applications....

  • Python 3.3.5 release

    ...object-oriented code PEP 362, the function-signature object The new "faulthandler" module that helps diagnosing crashes The new "unittest.mock" module The new "ipaddress" module The "sys.implementation" attribute A policy framework for the email package, with a provisional (see PEP 411) policy that adds much improved unicode support for email header parsing A "collections.ChainMap" class for linking mappings to a single unit Wrappers for many mor...

  • Standard Exception Classes in Python 1.5

    ...Object *); int PyErr_GivenExceptionMatches(PyObject *, PyObject *); void PyErr_NormalizeException(PyObject**, PyObject**, PyObject**); PyErr_ExceptionMatches(exception) should be used in preference over PyErr_Occurred()==exception, since the latter will return an incorrect result when the exception raised is a class derived from the exception tested for. PyErr_GivenExceptionMatches(raised_exception, exception) performs the same test as PyErr_ExceptionMatches() but allows you to p...

  • Known bugs in Python 2.2

    ...objects have their im_class field set differently. In previous versions, the im_class field was set to the class that <i>defined</i> the method. Now it is set to the class that was used to create the method object. For example: <pre> class A: def meth(self): ... class B(A): ... # doesn't define meth class C(A): def meth(self): B.meth(self) # error, C doesn't inherit from B System Message: WARNING/2 (<string>, line 130) Definition list ends without a blank line...

  • EDU-SIG: Python in Education

    ...Object-Oriented Programming in Python by Michael H. Goldwasser and David Letscher is a book designed for a CS-1 course. Drs. Goldwasser and Letscher teach at Saint Louis University. They have written a free Object-Oriented Graphics Package as supporting material for their textbook. Practical Programming (2nd edition): An Introduction to Computer Science Using Python by Paul Gries, Jennifer Campbell, and Jason Montojo is a textbook designed for a CS-1 course. All three authors are associated wit...

  • Release – Python 3.9.0a3

    Version: None

    Released: Jan. 24, 2020

    This is an early developer preview of Python 3.9 Python 3.9 is still in development. This release, 3.9.0a3 is the third of six 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

  • New-style Classes

    ...Objects is the start of a new-style class tutorial with lots of figures and examples, but it's rough and not complete. [1]The original article cannot be found on DeveloperWorks anymore. We've replaced it with a mirror.

  • 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 a couple …

    View Release Notes

  • About

    About Python is a remarkably powerful dynamic programming language that is used in a wide variety of application domains. Python is often compared to Tcl, Perl, Ruby, Scheme or Java. Some of its key distinguishing features include: very clear, readable syntax strong introspection capabilities intuitive object orientation natural expression of procedural code full modularity, supporting hierarchical packages exception-based error handling very high level dynamic data types extensive standard l...

  • Python Success Stories

    ...object-orientation all lower the barrier to writing well-structured reusable code in less time. The language's clear and simple syntax helps to reveal the sense (or otherwise!) of our code. This makes it easier to understand and reason about code during development and - more critically - during later maintenance. The fact that Python is so easy to learn has been quite useful as well. Job Vacancies Facility One of our earliest Python projects was a facility for University job vacancies. This w...

  • Python Success Stories

    Python Success Stories Introduction TEMPEST, a.s. is one of leading system integrators in Slovakia and surrounding countries. TEMPEST has long-term experience in the area of IT service management (ITSM). ITSM is aimed at fulfilling strategic business objectives in order to allow flexible reaction to market demand, to connect the IT capabilities with the business needs, and to enable planning, management and measurement of the quality of IT services. Many large organizations have different tec...

  • Python Software Foundation: Press Release 29-Jul-2003

    ...object oriented programming language that is developed and maintained by a global community of Open Source contributors, under the oversight of the Python Software Foundation. Python's unique blend of simplicity and power excels in a wide range of software development tasks, including the construction of web applications, complex integrated business solutions, and large desktop applications. Python is often characterized as an agile language that promotes speedy development and includes a...

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

    ...objects to the cavalier way motions are handled. Due to network problems he has trouble figuring out what is going on. Tim did not recognize the motion as such. The objections are noted. A discussion on clear IRC voting mechanisms is postponed to the mailing list. 6) PSF Member appliations Requests to fill out PSF Member applications were sent out to all PSF members nominated for acceptance at the last PSF Member meeting. Martin and Guido have the impression the response r...

  • Job - Principal Backend Engineer

    Location: Austin, Texas United States

    Scale the backend for the AI that will edit all real estate photos on the internet. Lead a team of junior developers building AI editing models, new features, and a fast backend architecture. We intend to 5X our daily photo editing volume in the coming months while decreasing the average …

  • Python Software Foundation: Minutes of Board of Directors Meeting (May 10, 2005)

    ...objected that this is hardly "spring", and that a later point in the year should be considered. Kuchling explained that that might cause an increase in hotel charges for the attendees. Kuchling summarized the discussion as follows: the UMUC proposal was killed, and the board would prefer if attendance fees stayed about the same. 4. Europython Deibel asked whether the PSF should sponsor something at EuroPython, to refute the impression that the PSF is an U.S. centric. Ascher said that we shoul...

  • Retired SIGS

    Retired SIGS These are SIGs that existed in the past but are no longer active. Their archives and home pages are retained. A retired SIG can be revived, using the same criteria as for creating a new SIG. Name Coordinator Description Info   catalog-sig A.M. Kuchling The Python software catalog archive March 2013 compiler-sig Jeremy Hylton Compiling and parsing Python Type checking, code generation archive May 2001 do-sig David Arnold Distributed Object Technologies archive A...

  • Foreword for "Programming Python" (2nd ed.)

    ...object than standard output. Personally, it's the Python 2.0 feature I use most frequently, but most people who opened their mouth about found it an abomination. The discussion thread on the newsgroup berating this simple language extension was one of the longest ever -- apart from the never-ending Python vs. Perl thread. Which brings me to the next topic. (No, not Python vs. Perl. There are better places to pick a fight than a foreword.) I mean the speed of Python's evolution, a ...

  • Python Humor

    ...object. After the foot is blown up, the gun object remains alive for eternity, ready to shoot all future feet that may happen to appear. Java: You find that Microsoft and Sun have released imcompatible class libraries both implementing Gun objects. You then find that although there are plenty of feet objects implemented in the past in many other languages, you cannot get access to one. But seeing as Java is so cool, you dont care and go around shooting anything else you can find. —Mark Ham...

Python language documentation

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