Python 3.4.0 beta 1 发布

Python 发布 3.4.0 的首个 Beta 版本,3.4 包含对 3.x
系列的大范围改进,主要包括:

Python 3.4.0 beta 2 发布,此版本包括对 3.x 系列的改进和一些小的 bug
修复。Python 3.4
现在是“功能冻结”状态,也就意味着不会添加新特性,最终版本预计最迟在 2014
年 2 月发布。

  • PEP 428, a
    “pathlib” module
    providing object-oriented filesystem paths
  • PEP 435, a standardized
    “enum” module
  • PEP 436, a build
    enhancement that will help generate introspection information for
    builtins
  • 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
  • 澳门新萄京官方网站,PEP 450, a new
    “statistics”
    module
  • PEP 451, standardizing
    module metadata for Python’s module import system
  • PEP 453, a bundled
    installer for the pip package manager
  • PEP 454, a new
    “tracemalloc”
    module for tracing Python memory allocations
  • PEP 456, a new hash
    algorithm for Python strings and binary data
  • PEP 3154, a new and
    improved protocol for pickled objects
  • PEP 3156, a new
    “asyncio” module,
    a new framework for asynchronous I/O

主要更新内容如下:

相关资源:

  • PEP 428, a
    “pathlib” module
    providing object-oriented filesystem paths

  • PEP 435, a standardized
    “enum” module

  • PEP 436, a build
    enhancement that will help generate introspection information for
    builtins

  • 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 450, a new
    “statistics”
    module

  • PEP 451, standardizing
    module metadata for Python’s module import system

  • PEP 453, a bundled
    installer for the pip package manager

  • PEP 454, a new
    “tracemalloc”
    module for tracing Python memory allocations

  • PEP 456, a new hash
    algorithm for Python strings and binary data

  • PEP 3154, a new and
    improved protocol for pickled objects

  • PEP 3156, a new
    “asyncio” module,
    a new framework for asynchronous I/O

  • Online Documentation
  • 3.4 Release Schedule
  • Report bugs at .
  • Help fund Python and its
    community.

相关资源:

下载地址:

  • Online Documentation

  • 3.4 Release Schedule

  • Report bugs at .

  • Help fund Python and its
    community.

  • Bzipped source tar ball
    (3.4.0b1)
    (sig),
    ~ 14 MB
  • XZ compressed source tar ball
    (3.4.0b1)
    (sig),
    ~ 12 MB
  • Gzipped source tar ball
    (3.4.0b1)
    (sig),
    ~ 16 MB

下载地址:

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