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[Python-Dev] PEP 471 -- os.scandir() function -- a better andfaster directory iterator

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Ben Hoyt <benhoyt at gmail.com> writes:> Hi Python dev folks,>> I've written a PEP proposing a specific os.scandir() API for a> directory iterator that returns the stat-like info from the OS, *the> main advantage of which is to speed up os.walk() and similar> operations between 4-20x, depending on your OS and file system.*> ...>http://legacy.python.org/dev/peps/pep-0471/> ...> Specifically, this PEP proposes adding a single function to the ``os``> module in the standard library, ``scandir``, that takes a single,> optional string as its argument::>>     scandir(path='.') -> generator of DirEntry objects>Have you considered adding support for paths relative to directorydescriptors [1] via keyword only dir_fd=None parameter if it may lead tomore efficient implementations on some platforms?[1]:https://docs.python.org/3.4/library/os.html#dir-fd--akira

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