RE: Gzip module does not support Unix compressed .Z files [SEC=UNOFFICIAL]

From	"Owen Brandon" <Brandon.Owen@ga.gov.au>
Newsgroups	comp.lang.python
Subject	RE: Gzip module does not support Unix compressed .Z files [SEC=UNOFFICIAL]
Date	2016-07-04 23:10 +0000
Message-ID	<mailman.78.1467673844.2295.python-list@python.org> (permalink)
References	<83cd4362560d4a4aa88bd71eb9c8ce78@win-exch-prod02.prod.lan> <87a8hxq1c5.fsf@handshake.de> <nldr7h$6ki$1@ger.gmane.org> <d42a9e2cf8614a15a573c6aa3c8028d4@win-exch-prod02.prod.lan>

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That's actually the module that I wrote for this purpose (adapted Mark Adler's C code) - I haven't optimised it very much.

Brandon Owen 
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-----Original Message-----
From: Python-list [mailto:python-list-bounces+brandon.owen=ga.gov.au@python.org] On Behalf Of Robert Kern
Sent: Tuesday, 5 July 2016 12:18 AM
To: python-list@python.org
Subject: Re: Gzip module does not support Unix compressed .Z files [SEC=UNOFFICIAL]

On 2016-07-04 09:00, dieter wrote:
> "Owen Brandon" <Brandon.Owen@ga.gov.au> writes:
>
>> I have a query regarding the support of decompression for Unix compressed .Z files in Python's gzip module. The gzip system utility supports this using the '-d' switch, but the python module does not.
>
> When I am right, then the "zipfile" module handles ".Z" compressed files.

No, that handles PKZIP .zip files. There are third-party modules that handle the .Z format, but shelling out to external programs may still be preferable:

   https://github.com/umeat/unlzw

--
Robert Kern

"I have come to believe that the whole world is an enigma, a harmless enigma
  that is made terrible by our own mad attempt to interpret it as though it had
  an underlying truth."
   -- Umberto Eco

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RE: Gzip module does not support Unix compressed .Z files [SEC=UNOFFICIAL] "Owen Brandon" <Brandon.Owen@ga.gov.au> - 2016-07-04 23:10 +0000

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