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Bug#835493: marked as done (ITP: indexed-gzip -- fast random access of gzip files in Python)



Your message dated Sat, 29 Apr 2017 11:00:11 +0000
with message-id <E1d4Q6l-000Aqb-3C@fasolo.debian.org>
and subject line Bug#835493: fixed in indexed-gzip 0.3.1-1
has caused the Debian Bug report #835493,
regarding ITP: indexed-gzip -- fast random access of gzip files in Python
to be marked as done.

This means that you claim that the problem has been dealt with.
If this is not the case it is now your responsibility to reopen the
Bug report if necessary, and/or fix the problem forthwith.

(NB: If you are a system administrator and have no idea what this
message is talking about, this may indicate a serious mail system
misconfiguration somewhere. Please contact owner@bugs.debian.org
immediately.)


-- 
835493: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=835493
Debian Bug Tracking System
Contact owner@bugs.debian.org with problems
--- Begin Message ---
Package: wnpp
Severity: wishlist
Owner: Michael Hanke <mih@debian.org>

* Package name    : indexed-gzip
  Version         : 0.1
  Upstream Author : Paul D McCarthy
* URL             : https://github.com/pauldmccarthy/indexed_gzip
* License         : BSDish https://opensource.org/licenses/zlib-license.php
  Programming Lang: Python
  Description     : fast random access of gzip files in Python

[from the README]

The indexed_gzip project is a Python extension which aims to provide a
drop-in replacement for the built-in Python gzip.GzipFile class, the
IndexedGzipFile.

The standard gzip.GzipFile class exposes a random access-like interface
(via its seek and read methods), but every time you seek to a new point
in the uncompressed data stream, the GzipFile instance has to start
decompressing from the beginning of the file, until it reaches the
requested location.

An IndexedGzipFile instance gets around this performance limitation by
building an index, which contains seek points, mappings between
corresponding locations in the compressed and uncompressed data streams.
Each seek point is accompanied by a chunk (32KB) of uncompressed data
which is used to initialise the decompression algorithm, allowing us to
start reading from any seek point. If the index is built with a seek
point spacing of 1MB, we only have to decompress (on average) 512KB of
data to read from any location in the file.

Performance comparison:
https://github.com/pauldmccarthy/indexed_gzip#performance

This needs to be packaged as a dependency of a replacement of the
`fslview` (https://packages.debian.org/sid/fslview) package, which will
not make it into the next release due to its dependencies on obsolete
code (Qt4, ...).

This will be maintained by the NeuroDebian team.

--- End Message ---
--- Begin Message ---
Source: indexed-gzip
Source-Version: 0.3.1-1

We believe that the bug you reported is fixed in the latest version of
indexed-gzip, which is due to be installed in the Debian FTP archive.

A summary of the changes between this version and the previous one is
attached.

Thank you for reporting the bug, which will now be closed.  If you
have further comments please address them to 835493@bugs.debian.org,
and the maintainer will reopen the bug report if appropriate.

Debian distribution maintenance software
pp.
Michael Hanke <mih@debian.org> (supplier of updated indexed-gzip package)

(This message was generated automatically at their request; if you
believe that there is a problem with it please contact the archive
administrators by mailing ftpmaster@ftp-master.debian.org)


-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

Format: 1.8
Date: Wed, 05 Apr 2017 13:09:20 +0200
Source: indexed-gzip
Binary: python-indexed-gzip python3-indexed-gzip
Architecture: source amd64
Version: 0.3.1-1
Distribution: unstable
Urgency: low
Maintainer: NeuroDebian Team <team@neuro.debian.net>
Changed-By: Michael Hanke <mih@debian.org>
Description:
 python-indexed-gzip - fast random access of gzip files in Python
 python3-indexed-gzip - fast random access of gzip files in Python
Closes: 835493
Changes:
 indexed-gzip (0.3.1-1) unstable; urgency=low
 .
   * Initial release (Closes: #835493).
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Files:
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 0aba83f259b9cbfa9cc436ddaf3a5f9b 3364 python optional indexed-gzip_0.3.1-1.debian.tar.xz
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--- End Message ---

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