Python 3.5.5 和 Python 3.4.8 发布，安全修复版本

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Python 3.4 和 Python 3.5 系列现在已经进入仅“安全修复”模式，Python 3.4.8 和 Python 3.5.5 版本的最大改进是安全修复。另外，Python 3.4.8 只是以源代码的形式发布，没有更多的官方二进制安装程序。

Python 3.4 更新内容：

• 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

完整内容请查看 发布主页 。

Python 3.5 更新内容：

• PEP 441, improved Python zip application support
• PEP 448, additional unpacking generalizations
• PEP 461, “%-formatting” for bytes and bytearray objects
• PEP 465, a new operator (@) for matrix multiplication
• PEP 471, os.scandir(), a fast new directory traversal function
• PEP 475, adding support for automatic retries of interrupted system calls
• PEP 479, change StopIteration handling inside generators
• PEP 484, the typing module, a new standard for type annotations
• PEP 485, math.isclose(), a function for testing approximate equality
• PEP 486, making the Windows Python launcher aware of virtual environments

完整内容请查看 发布主页 。

下载地址：https://www.python.org/downloads/

转自 http://ift.tt/2E2scet

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