Giampaolo Rodolà writes:
> 2010/8/4 Hallvard B Furuseth :
>> Is there an equivalent of zipfile.py for .7z archives?
>> I have one which extracts an archive member by running 7z e -so,
>> but that's a *slow* way to read one file at a time.
>>
>> Google found me some python interfaces to lzma, but apparently they
>> only handle single compressed files, not .7z archives.
>>
>> (Actually another archive format would be fine if it is competitive.
>> I'm just looking to compress my .zips better. I need a Python module
>> to extract members reasonably fast, but slow compression would be OK.)
>
> http://bugs.python.org/issue5689
[For lzma/xz compressed tar archives]
Thanks, but extraction of individual members from .tar.xz looks
inherently slow. To locate the member, you need to decompress
the entire portion of the archive preceding the member.
--
Hallvard
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