Iterating over files of a huge directory
marduk at python.net
Mon Dec 17 16:50:21 CET 2012
On Mon, Dec 17, 2012, at 10:28 AM, Gilles Lenfant wrote:
> I have googled but did not find an efficient solution to my problem. My
> customer provides a directory with a huuuuge list of files (flat,
> potentially 100000+) and I cannot reasonably use os.listdir(this_path)
> unless creating a big memory footprint.
> So I'm looking for an iterator that yields the file names of a directory
> and does not make a giant list of what's in.
> i.e :
> for filename in enumerate_files(some_directory):
> # My cooking...
You could try using opendir which is a binding to the posix call. I
believe that it returns an iterator (file-like) of the entries in the
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