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  • Release – Python 3.14.0rc2

    Version: None

    Released: Aug. 14, 2025

    It's the final 🪄 penultimate 🪄 3.14 release candidate! Note: rc2 was originally planned for 2025-08-26, but we fixed a bug that required bumping the magic number stored in Python bytecode (.pyc) files. This means .pyc files created for rc1 cannot be used for rc2, and they'll be …

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  • Release – Python 3.14.0rc3

    Version: None

    Released: Sept. 18, 2025

    It's 🪄 finally 🪄 the final 3.14 release candidate! Note: It's another magic release. We fixed another bug that required bumping the magic number stored in Python bytecode (.pyc) files. This means file .pyc files created for rc2 cannot be used for rc3, and they'll be recompiled. The …

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  • Release – Python 3.7.16

    Version: None

    Released: Dec. 6, 2022

    This is a security release of Python 3.7 Note: The release you are looking at is a security 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 security bugfix release …

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  • Release – Python 3.14.0b3

    Version: None

    Released: June 17, 2025

    It's 3.14 beta 3! https://www.python.org/downloads/release/python-3140b3/ This is a beta preview of Python 3.14 Python 3.14 is still in development. This release, 3.14.0b3, is the third of four planned beta releases. Beta release previews are intended to give the wider community the opportunity to test new features and bug fixes and …

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  • Release – Python 3.14.0rc1

    Version: None

    Released: July 22, 2025

    It's the first 3.14 release candidate! https://www.python.org/downloads/release/python-3140rc1/ This is the first release candidate of Python 3.14 This release, 3.14.0rc1, is the penultimate release preview. Entering the release candidate phase, only reviewed code changes which are clear bug fixes are allowed between this release candidate and the final release. The …

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  • Release – Python 3.14.0

    Version: None

    Released: Oct. 7, 2025

    This is the stable release of Python 3.14.0 Python 3.14.0 is the newest major release of the Python programming language, and it contains many new features and optimisations compared to Python 3.13. Major new features of the 3.14 series, compared to 3.13 Some of the major new features and changes …

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  • Python Distutils-SIG: Tasks and Division of Labour

    Python Distutils-SIG: Tasks and Division of Labour Python Distutils-SIG Tasks and Division of Labour At the Seventh International Python Conference Developer's Day session "Extension Building Considered Painful", we enumerated the tasks necessary to develop, distribute, and install Python modules; arrived at a rough consensus regarding the division of labour necessary to conceptualize any distribution/installation system; and came up with a proposed user...

  • Python Distutils-SIG: Tasks and Division of Labour

    Python Distutils-SIG: Tasks and Division of Labour Python Distutils-SIG Tasks and Division of Labour At the Seventh International Python Conference Developer's Day session "Extension Building Considered Painful", we enumerated the tasks necessary to develop, distribute, and install Python modules; arrived at a rough consensus regarding the division of labour necessary to conceptualize any distribution/installation system; and came up with a proposed user...

  • Glue It All Together With Python

    ...Python website http://www.python.org. Like Tcl, Python is easily extensible with C/C++/Java code, and easily embeddable in applications. Python even uses Tk, the Tcl GUI toolkit, for a de-facto standard portable GUI toolkit. Unlike Tcl, however, Python supports object-oriented programming. Python programmers can create classes, use multiple inheritance, define methods, overload operators, and so on. Python's Strengths Syntactically, Python code looks like executable pseudo cod...

  • 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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  • Event – NZPUG-Auckland Coding Evening

    ,

    Location: Online

    Crafting Software - Coding Evening, New Zealand Python User Group - Auckland

  • Import Sig

    ...Python 3.3 is released.

  • About

    ...Python uses a bytecode virtual machine; PyPy supports just-in-time (JIT) compilation to machine code. Also, Jython and IronPython (see below) support JIT compilation on their respective virtual machine implementations. Python plays well with others Python can integrate with COM, .NET, and CORBA objects. For Java libraries, use Jython, an implementation of Python for the Java Virtual Machine. For .NET, try IronPython , Microsoft's new implementation of Python for .NET, or Python for .NET. Pytho...

  • Release – Python 3.11.0b2

    Version: None

    Released: May 31, 2022

    This is a beta preview of Python 3.11 Python 3.11 is still in development. 3.11.0b2 is the second of four planned beta release previews. Beta release previews are intended to give the wider community the opportunity to test new features and bug fixes and to prepare their projects to support …

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  • Comparing Option-Parsing Libraries

    ...Python standard library (as optparse) in Python 2.3. (It was checked in to Python's CVS tree in November 2002, and first released in July 2003.) Since I proposed Optik for the Python standard library, a number of other option-parsing libraries have come to light. I'm trying to evaluate them by implementing the same real-world command-line interface with several different libraries. Currently, implementations exist for: Greg Ward's (that's me) Optik Russ Cox' iter...

  • Release – Python 3.12.0a2

    Version: None

    Released: Nov. 15, 2022

    This is an early developer preview of Python 3.12. Major new features of the 3.12 series, compared to 3.11 Python 3.12 is still in development. This release, 3.12.0a2 is the second of seven planned alpha releases. Alpha releases are intended to make it easier to test the current state …

  • Release – Python 3.14.0b1

    Version: None

    Released: May 7, 2025

    Only one day late, welcome to the first beta! This is a beta preview of Python 3.14 Python 3.14 is still in development. This release, 3.14.0b1, is the first of four planned beta releases. Beta release previews are intended to give the wider community the opportunity to test new features …

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  • Python Patterns - Implementing Graphs

    ...code written in Python). In another Python Patterns column, I will try to analyze their running speed and improve their performance, at the cost of more code. UPDATE: Eryk Kopczyński pointed out that these functions are not optimal. To the contrary, "this program runs in exponential time, while find_shortest_path can be done in linear time using BFS [Breadth First Search]. Furthermore a linear BFS is simpler:" # Code by Eryk Kopczyński def find_shortest_path(graph, start,...

  • Release – Python 3.10.0

    Version: None

    Released: Oct. 4, 2021

    This is the stable release of Python 3.10.0 Python 3.10.0 is the newest major release of the Python programming language, and it contains many new features and optimizations. Major new features of the 3.10 series, compared to 3.9 Among the new major new features and changes so far: PEP 623 …

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  • Release – Python 3.14.0b2

    Version: None

    Released: May 26, 2025

    Here's the second 3.14 beta. https://www.python.org/downloads/release/python-3140b2/ This is a beta preview of Python 3.14 Python 3.14 is still in development. This release, 3.14.0b2, is the first of four planned beta releases. Beta release previews are intended to give the wider community the opportunity to test new features and bug fixes …

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