[Python-Dev] [python-committers] [RELEASED] Python 3.4.0a2
brett at python.org
Mon Sep 9 14:16:06 CEST 2013
On Mon, Sep 9, 2013 at 8:02 AM, Larry Hastings <larry at hastings.org> wrote:
> On behalf of the Python development team, I'm chuffed to announce the
> second alpha release of Python 3.4.
> This is a preview release, and its use is not recommended for
> production settings.
> Python 3.4 includes a range of improvements of the 3.x series, including
> hundreds of small improvements and bug fixes. Major new features and
> changes in the 3.4 release series so far include:
> * PEP 435, a standardized "enum" module
> * PEP 442, improved semantics for object finalization
> * PEP 443, adding single-dispatch generic functions to the standard library
> * PEP 445, a new C API for implementing custom memory allocators
> * PEP 446, changing file descriptors to not be inherited by default
> in subprocesses
> * PEP 447, a new magic method for metaclasses (``__typelookup__``)
> * PEP 448, making automatic sequence unpacking more general
Those last two PEPs are still in draft form and not accepted nor have any
committed code yet.
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