forked from AFPy/python-docs-fr
632 lines
20 KiB
Plaintext
632 lines
20 KiB
Plaintext
# SOME DESCRIPTIVE TITLE.
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# Copyright (C) 2001-2016, Python Software Foundation
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# This file is distributed under the same license as the Python package.
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# FIRST AUTHOR <EMAIL@ADDRESS>, YEAR.
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#
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#, fuzzy
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msgid ""
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msgstr ""
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"Project-Id-Version: Python 3.5\n"
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"Report-Msgid-Bugs-To: \n"
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"POT-Creation-Date: 2016-10-30 10:42+0100\n"
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"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
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"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
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"Language-Team: LANGUAGE <LL@li.org>\n"
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"MIME-Version: 1.0\n"
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"Content-Type: text/plain; charset=UTF-8\n"
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"Content-Transfer-Encoding: 8bit\n"
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#: ../Doc/library/lzma.rst:2
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msgid ":mod:`lzma` --- Compression using the LZMA algorithm"
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msgstr ":mod:`lzma` --- Compression via l'algorithme LZMA"
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#: ../Doc/library/lzma.rst:12
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msgid "**Source code:** :source:`Lib/lzma.py`"
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msgstr "**Code source :** :source:`Lib/lzma.py`"
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#: ../Doc/library/lzma.rst:16
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msgid ""
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"This module provides classes and convenience functions for compressing and "
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"decompressing data using the LZMA compression algorithm. Also included is a "
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"file interface supporting the ``.xz`` and legacy ``.lzma`` file formats used "
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"by the :program:`xz` utility, as well as raw compressed streams."
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msgstr ""
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"Ce module fournit des classes et des fonctions utiles pour compresser et "
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"décompresser des données en utilisant l'algorithme de compression LZMA. Ce "
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"module inclut aussi aussi une interface prenant en charge les fichiers ``."
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"xz`` et son format originel ``.lzma`` utilisés par l'utilitaire :program:"
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"`xz`, ainsi que les flux bruts compressés."
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#: ../Doc/library/lzma.rst:21
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msgid ""
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"The interface provided by this module is very similar to that of the :mod:"
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"`bz2` module. However, note that :class:`LZMAFile` is *not* thread-safe, "
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"unlike :class:`bz2.BZ2File`, so if you need to use a single :class:"
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"`LZMAFile` instance from multiple threads, it is necessary to protect it "
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"with a lock."
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msgstr ""
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#: ../Doc/library/lzma.rst:29
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msgid ""
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"This exception is raised when an error occurs during compression or "
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"decompression, or while initializing the compressor/decompressor state."
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msgstr ""
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#: ../Doc/library/lzma.rst:34
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msgid "Reading and writing compressed files"
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msgstr ""
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#: ../Doc/library/lzma.rst:38
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msgid ""
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"Open an LZMA-compressed file in binary or text mode, returning a :term:`file "
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"object`."
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msgstr ""
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#: ../Doc/library/lzma.rst:41
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msgid ""
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"The *filename* argument can be either an actual file name (given as a :class:"
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"`str` or :class:`bytes` object), in which case the named file is opened, or "
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"it can be an existing file object to read from or write to."
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msgstr ""
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#: ../Doc/library/lzma.rst:45
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msgid ""
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"The *mode* argument can be any of ``\"r\"``, ``\"rb\"``, ``\"w\"``, ``\"wb"
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"\"``, ``\"x\"``, ``\"xb\"``, ``\"a\"`` or ``\"ab\"`` for binary mode, or ``"
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"\"rt\"``, ``\"wt\"``, ``\"xt\"``, or ``\"at\"`` for text mode. The default "
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"is ``\"rb\"``."
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msgstr ""
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#: ../Doc/library/lzma.rst:49 ../Doc/library/lzma.rst:90
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msgid ""
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"When opening a file for reading, the *format* and *filters* arguments have "
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"the same meanings as for :class:`LZMADecompressor`. In this case, the "
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"*check* and *preset* arguments should not be used."
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msgstr ""
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#: ../Doc/library/lzma.rst:53 ../Doc/library/lzma.rst:94
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msgid ""
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"When opening a file for writing, the *format*, *check*, *preset* and "
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"*filters* arguments have the same meanings as for :class:`LZMACompressor`."
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msgstr ""
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#: ../Doc/library/lzma.rst:56
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msgid ""
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"For binary mode, this function is equivalent to the :class:`LZMAFile` "
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"constructor: ``LZMAFile(filename, mode, ...)``. In this case, the "
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"*encoding*, *errors* and *newline* arguments must not be provided."
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msgstr ""
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#: ../Doc/library/lzma.rst:60
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msgid ""
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"For text mode, a :class:`LZMAFile` object is created, and wrapped in an :"
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"class:`io.TextIOWrapper` instance with the specified encoding, error "
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"handling behavior, and line ending(s)."
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msgstr ""
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#: ../Doc/library/lzma.rst:64
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msgid "Added support for the ``\"x\"``, ``\"xb\"`` and ``\"xt\"`` modes."
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msgstr ""
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#: ../Doc/library/lzma.rst:70
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msgid "Open an LZMA-compressed file in binary mode."
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msgstr ""
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#: ../Doc/library/lzma.rst:72
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msgid ""
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"An :class:`LZMAFile` can wrap an already-open :term:`file object`, or "
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"operate directly on a named file. The *filename* argument specifies either "
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"the file object to wrap, or the name of the file to open (as a :class:`str` "
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"or :class:`bytes` object). When wrapping an existing file object, the "
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"wrapped file will not be closed when the :class:`LZMAFile` is closed."
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msgstr ""
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#: ../Doc/library/lzma.rst:78
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msgid ""
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"The *mode* argument can be either ``\"r\"`` for reading (default), ``\"w\"`` "
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"for overwriting, ``\"x\"`` for exclusive creation, or ``\"a\"`` for "
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"appending. These can equivalently be given as ``\"rb\"``, ``\"wb\"``, ``\"xb"
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"\"`` and ``\"ab\"`` respectively."
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msgstr ""
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#: ../Doc/library/lzma.rst:83
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msgid ""
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"If *filename* is a file object (rather than an actual file name), a mode of "
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"``\"w\"`` does not truncate the file, and is instead equivalent to ``\"a\"``."
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msgstr ""
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#: ../Doc/library/lzma.rst:86
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msgid ""
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"When opening a file for reading, the input file may be the concatenation of "
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"multiple separate compressed streams. These are transparently decoded as a "
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"single logical stream."
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msgstr ""
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#: ../Doc/library/lzma.rst:97
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msgid ""
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":class:`LZMAFile` supports all the members specified by :class:`io."
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"BufferedIOBase`, except for :meth:`detach` and :meth:`truncate`. Iteration "
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"and the :keyword:`with` statement are supported."
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msgstr ""
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#: ../Doc/library/lzma.rst:101
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msgid "The following method is also provided:"
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msgstr ""
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#: ../Doc/library/lzma.rst:105
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msgid ""
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"Return buffered data without advancing the file position. At least one byte "
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"of data will be returned, unless EOF has been reached. The exact number of "
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"bytes returned is unspecified (the *size* argument is ignored)."
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msgstr ""
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#: ../Doc/library/lzma.rst:109
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msgid ""
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"While calling :meth:`peek` does not change the file position of the :class:"
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"`LZMAFile`, it may change the position of the underlying file object (e.g. "
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"if the :class:`LZMAFile` was constructed by passing a file object for "
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"*filename*)."
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msgstr ""
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#: ../Doc/library/lzma.rst:114
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msgid "Added support for the ``\"x\"`` and ``\"xb\"`` modes."
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msgstr ""
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#: ../Doc/library/lzma.rst:117
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msgid ""
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"The :meth:`~io.BufferedIOBase.read` method now accepts an argument of "
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"``None``."
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msgstr ""
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#: ../Doc/library/lzma.rst:123
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msgid "Compressing and decompressing data in memory"
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msgstr ""
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#: ../Doc/library/lzma.rst:127
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msgid ""
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"Create a compressor object, which can be used to compress data incrementally."
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msgstr ""
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#: ../Doc/library/lzma.rst:129
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msgid ""
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"For a more convenient way of compressing a single chunk of data, see :func:"
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"`compress`."
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msgstr ""
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#: ../Doc/library/lzma.rst:132
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msgid ""
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"The *format* argument specifies what container format should be used. "
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"Possible values are:"
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msgstr ""
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#: ../Doc/library/lzma.rst:136
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msgid ":const:`FORMAT_XZ`: The ``.xz`` container format."
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msgstr ""
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#: ../Doc/library/lzma.rst:136
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msgid "This is the default format."
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msgstr ""
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#: ../Doc/library/lzma.rst:140
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msgid ":const:`FORMAT_ALONE`: The legacy ``.lzma`` container format."
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msgstr ""
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#: ../Doc/library/lzma.rst:139
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msgid ""
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"This format is more limited than ``.xz`` -- it does not support integrity "
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"checks or multiple filters."
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msgstr ""
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#: ../Doc/library/lzma.rst:146
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msgid ":const:`FORMAT_RAW`: A raw data stream, not using any container format."
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msgstr ""
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#: ../Doc/library/lzma.rst:143
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msgid ""
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"This format specifier does not support integrity checks, and requires that "
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"you always specify a custom filter chain (for both compression and "
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"decompression). Additionally, data compressed in this manner cannot be "
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"decompressed using :const:`FORMAT_AUTO` (see :class:`LZMADecompressor`)."
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msgstr ""
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#: ../Doc/library/lzma.rst:148
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msgid ""
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"The *check* argument specifies the type of integrity check to include in the "
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"compressed data. This check is used when decompressing, to ensure that the "
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"data has not been corrupted. Possible values are:"
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msgstr ""
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#: ../Doc/library/lzma.rst:152
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msgid ""
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":const:`CHECK_NONE`: No integrity check. This is the default (and the only "
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"acceptable value) for :const:`FORMAT_ALONE` and :const:`FORMAT_RAW`."
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msgstr ""
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#: ../Doc/library/lzma.rst:156
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msgid ":const:`CHECK_CRC32`: 32-bit Cyclic Redundancy Check."
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msgstr ""
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#: ../Doc/library/lzma.rst:158
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msgid ""
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":const:`CHECK_CRC64`: 64-bit Cyclic Redundancy Check. This is the default "
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"for :const:`FORMAT_XZ`."
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msgstr ""
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#: ../Doc/library/lzma.rst:161
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msgid ":const:`CHECK_SHA256`: 256-bit Secure Hash Algorithm."
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msgstr ""
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#: ../Doc/library/lzma.rst:163
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msgid ""
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"If the specified check is not supported, an :class:`LZMAError` is raised."
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msgstr ""
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#: ../Doc/library/lzma.rst:165
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msgid ""
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"The compression settings can be specified either as a preset compression "
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"level (with the *preset* argument), or in detail as a custom filter chain "
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"(with the *filters* argument)."
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msgstr ""
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#: ../Doc/library/lzma.rst:169
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msgid ""
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"The *preset* argument (if provided) should be an integer between ``0`` and "
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"``9`` (inclusive), optionally OR-ed with the constant :const:"
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"`PRESET_EXTREME`. If neither *preset* nor *filters* are given, the default "
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"behavior is to use :const:`PRESET_DEFAULT` (preset level ``6``). Higher "
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"presets produce smaller output, but make the compression process slower."
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msgstr ""
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#: ../Doc/library/lzma.rst:178
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msgid ""
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"In addition to being more CPU-intensive, compression with higher presets "
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"also requires much more memory (and produces output that needs more memory "
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"to decompress). With preset ``9`` for example, the overhead for an :class:"
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"`LZMACompressor` object can be as high as 800 MiB. For this reason, it is "
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"generally best to stick with the default preset."
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msgstr ""
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#: ../Doc/library/lzma.rst:184
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msgid ""
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"The *filters* argument (if provided) should be a filter chain specifier. "
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"See :ref:`filter-chain-specs` for details."
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msgstr ""
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#: ../Doc/library/lzma.rst:189
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msgid ""
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"Compress *data* (a :class:`bytes` object), returning a :class:`bytes` object "
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"containing compressed data for at least part of the input. Some of *data* "
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"may be buffered internally, for use in later calls to :meth:`compress` and :"
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"meth:`flush`. The returned data should be concatenated with the output of "
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"any previous calls to :meth:`compress`."
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msgstr ""
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#: ../Doc/library/lzma.rst:197
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msgid ""
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"Finish the compression process, returning a :class:`bytes` object containing "
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"any data stored in the compressor's internal buffers."
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msgstr ""
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#: ../Doc/library/lzma.rst:200
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msgid "The compressor cannot be used after this method has been called."
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msgstr ""
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#: ../Doc/library/lzma.rst:205
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msgid ""
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"Create a decompressor object, which can be used to decompress data "
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"incrementally."
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msgstr ""
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#: ../Doc/library/lzma.rst:208
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msgid ""
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"For a more convenient way of decompressing an entire compressed stream at "
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"once, see :func:`decompress`."
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msgstr ""
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#: ../Doc/library/lzma.rst:211
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msgid ""
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"The *format* argument specifies the container format that should be used. "
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"The default is :const:`FORMAT_AUTO`, which can decompress both ``.xz`` and "
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"``.lzma`` files. Other possible values are :const:`FORMAT_XZ`, :const:"
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"`FORMAT_ALONE`, and :const:`FORMAT_RAW`."
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msgstr ""
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#: ../Doc/library/lzma.rst:216
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msgid ""
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"The *memlimit* argument specifies a limit (in bytes) on the amount of memory "
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"that the decompressor can use. When this argument is used, decompression "
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"will fail with an :class:`LZMAError` if it is not possible to decompress the "
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"input within the given memory limit."
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msgstr ""
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#: ../Doc/library/lzma.rst:221
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msgid ""
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"The *filters* argument specifies the filter chain that was used to create "
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"the stream being decompressed. This argument is required if *format* is :"
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"const:`FORMAT_RAW`, but should not be used for other formats. See :ref:"
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"`filter-chain-specs` for more information about filter chains."
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msgstr ""
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#: ../Doc/library/lzma.rst:227
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msgid ""
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"This class does not transparently handle inputs containing multiple "
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"compressed streams, unlike :func:`decompress` and :class:`LZMAFile`. To "
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"decompress a multi-stream input with :class:`LZMADecompressor`, you must "
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"create a new decompressor for each stream."
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msgstr ""
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#: ../Doc/library/lzma.rst:234
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msgid ""
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"Decompress *data* (a :term:`bytes-like object`), returning uncompressed data "
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"as bytes. Some of *data* may be buffered internally, for use in later calls "
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"to :meth:`decompress`. The returned data should be concatenated with the "
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"output of any previous calls to :meth:`decompress`."
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msgstr ""
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#: ../Doc/library/lzma.rst:240
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msgid ""
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"If *max_length* is nonnegative, returns at most *max_length* bytes of "
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"decompressed data. If this limit is reached and further output can be "
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"produced, the :attr:`~.needs_input` attribute will be set to ``False``. In "
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"this case, the next call to :meth:`~.decompress` may provide *data* as "
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"``b''`` to obtain more of the output."
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msgstr ""
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#: ../Doc/library/lzma.rst:247
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msgid ""
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"If all of the input data was decompressed and returned (either because this "
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"was less than *max_length* bytes, or because *max_length* was negative), "
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"the :attr:`~.needs_input` attribute will be set to ``True``."
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msgstr ""
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#: ../Doc/library/lzma.rst:252
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msgid ""
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"Attempting to decompress data after the end of stream is reached raises an "
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"`EOFError`. Any data found after the end of the stream is ignored and saved "
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"in the :attr:`~.unused_data` attribute."
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msgstr ""
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#: ../Doc/library/lzma.rst:256
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msgid "Added the *max_length* parameter."
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msgstr "Ajout du paramètre *max_length*."
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#: ../Doc/library/lzma.rst:261
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msgid ""
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"The ID of the integrity check used by the input stream. This may be :const:"
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"`CHECK_UNKNOWN` until enough of the input has been decoded to determine what "
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"integrity check it uses."
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msgstr ""
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#: ../Doc/library/lzma.rst:267
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msgid "``True`` if the end-of-stream marker has been reached."
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msgstr ""
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#: ../Doc/library/lzma.rst:271
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msgid "Data found after the end of the compressed stream."
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msgstr "Donnée trouvée après la fin du flux compressé."
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#: ../Doc/library/lzma.rst:273
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msgid "Before the end of the stream is reached, this will be ``b\"\"``."
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msgstr ""
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#: ../Doc/library/lzma.rst:277
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msgid ""
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"``False`` if the :meth:`.decompress` method can provide more decompressed "
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"data before requiring new uncompressed input."
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msgstr ""
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#: ../Doc/library/lzma.rst:284
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msgid ""
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"Compress *data* (a :class:`bytes` object), returning the compressed data as "
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"a :class:`bytes` object."
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msgstr ""
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#: ../Doc/library/lzma.rst:287
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msgid ""
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"See :class:`LZMACompressor` above for a description of the *format*, "
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"*check*, *preset* and *filters* arguments."
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msgstr ""
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#: ../Doc/library/lzma.rst:293
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msgid ""
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"Decompress *data* (a :class:`bytes` object), returning the uncompressed data "
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"as a :class:`bytes` object."
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msgstr ""
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#: ../Doc/library/lzma.rst:296
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msgid ""
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"If *data* is the concatenation of multiple distinct compressed streams, "
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"decompress all of these streams, and return the concatenation of the results."
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msgstr ""
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#: ../Doc/library/lzma.rst:299
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msgid ""
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"See :class:`LZMADecompressor` above for a description of the *format*, "
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"*memlimit* and *filters* arguments."
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msgstr ""
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#: ../Doc/library/lzma.rst:304
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msgid "Miscellaneous"
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msgstr "Divers"
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#: ../Doc/library/lzma.rst:308
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msgid "Returns true if the given integrity check is supported on this system."
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msgstr ""
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#: ../Doc/library/lzma.rst:310
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msgid ""
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":const:`CHECK_NONE` and :const:`CHECK_CRC32` are always supported. :const:"
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"`CHECK_CRC64` and :const:`CHECK_SHA256` may be unavailable if you are using "
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"a version of :program:`liblzma` that was compiled with a limited feature set."
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msgstr ""
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#: ../Doc/library/lzma.rst:319
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msgid "Specifying custom filter chains"
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msgstr ""
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#: ../Doc/library/lzma.rst:321
|
||
msgid ""
|
||
"A filter chain specifier is a sequence of dictionaries, where each "
|
||
"dictionary contains the ID and options for a single filter. Each dictionary "
|
||
"must contain the key ``\"id\"``, and may contain additional keys to specify "
|
||
"filter-dependent options. Valid filter IDs are as follows:"
|
||
msgstr ""
|
||
|
||
#: ../Doc/library/lzma.rst:328
|
||
msgid "Compression filters:"
|
||
msgstr ""
|
||
|
||
#: ../Doc/library/lzma.rst:327
|
||
msgid ":const:`FILTER_LZMA1` (for use with :const:`FORMAT_ALONE`)"
|
||
msgstr ""
|
||
|
||
#: ../Doc/library/lzma.rst:328
|
||
msgid ""
|
||
":const:`FILTER_LZMA2` (for use with :const:`FORMAT_XZ` and :const:"
|
||
"`FORMAT_RAW`)"
|
||
msgstr ""
|
||
|
||
#: ../Doc/library/lzma.rst:331
|
||
msgid "Delta filter:"
|
||
msgstr ""
|
||
|
||
#: ../Doc/library/lzma.rst:331
|
||
msgid ":const:`FILTER_DELTA`"
|
||
msgstr ":const:`FILTER_DELTA`"
|
||
|
||
#: ../Doc/library/lzma.rst:339
|
||
msgid "Branch-Call-Jump (BCJ) filters:"
|
||
msgstr ""
|
||
|
||
#: ../Doc/library/lzma.rst:334
|
||
msgid ":const:`FILTER_X86`"
|
||
msgstr ":const:`FILTER_X86`"
|
||
|
||
#: ../Doc/library/lzma.rst:335
|
||
msgid ":const:`FILTER_IA64`"
|
||
msgstr ":const:`FILTER_IA64`"
|
||
|
||
#: ../Doc/library/lzma.rst:336
|
||
msgid ":const:`FILTER_ARM`"
|
||
msgstr ":const:`FILTER_ARM`"
|
||
|
||
#: ../Doc/library/lzma.rst:337
|
||
msgid ":const:`FILTER_ARMTHUMB`"
|
||
msgstr ":const:`FILTER_ARMTHUMB`"
|
||
|
||
#: ../Doc/library/lzma.rst:338
|
||
msgid ":const:`FILTER_POWERPC`"
|
||
msgstr ":const:`FILTER_POWERPC`"
|
||
|
||
#: ../Doc/library/lzma.rst:339
|
||
msgid ":const:`FILTER_SPARC`"
|
||
msgstr ":const:`FILTER_SPARC`"
|
||
|
||
#: ../Doc/library/lzma.rst:341
|
||
msgid ""
|
||
"A filter chain can consist of up to 4 filters, and cannot be empty. The last "
|
||
"filter in the chain must be a compression filter, and any other filters must "
|
||
"be delta or BCJ filters."
|
||
msgstr ""
|
||
|
||
#: ../Doc/library/lzma.rst:345
|
||
msgid ""
|
||
"Compression filters support the following options (specified as additional "
|
||
"entries in the dictionary representing the filter):"
|
||
msgstr ""
|
||
|
||
#: ../Doc/library/lzma.rst:348
|
||
msgid ""
|
||
"``preset``: A compression preset to use as a source of default values for "
|
||
"options that are not specified explicitly."
|
||
msgstr ""
|
||
|
||
#: ../Doc/library/lzma.rst:350
|
||
msgid ""
|
||
"``dict_size``: Dictionary size in bytes. This should be between 4 KiB and "
|
||
"1.5 GiB (inclusive)."
|
||
msgstr ""
|
||
|
||
#: ../Doc/library/lzma.rst:352
|
||
msgid "``lc``: Number of literal context bits."
|
||
msgstr ""
|
||
|
||
#: ../Doc/library/lzma.rst:353
|
||
msgid ""
|
||
"``lp``: Number of literal position bits. The sum ``lc + lp`` must be at most "
|
||
"4."
|
||
msgstr ""
|
||
|
||
#: ../Doc/library/lzma.rst:355
|
||
msgid "``pb``: Number of position bits; must be at most 4."
|
||
msgstr ""
|
||
|
||
#: ../Doc/library/lzma.rst:356
|
||
msgid "``mode``: :const:`MODE_FAST` or :const:`MODE_NORMAL`."
|
||
msgstr ""
|
||
|
||
#: ../Doc/library/lzma.rst:357
|
||
msgid ""
|
||
"``nice_len``: What should be considered a \"nice length\" for a match. This "
|
||
"should be 273 or less."
|
||
msgstr ""
|
||
|
||
#: ../Doc/library/lzma.rst:359
|
||
msgid ""
|
||
"``mf``: What match finder to use -- :const:`MF_HC3`, :const:`MF_HC4`, :const:"
|
||
"`MF_BT2`, :const:`MF_BT3`, or :const:`MF_BT4`."
|
||
msgstr ""
|
||
|
||
#: ../Doc/library/lzma.rst:361
|
||
msgid ""
|
||
"``depth``: Maximum search depth used by match finder. 0 (default) means to "
|
||
"select automatically based on other filter options."
|
||
msgstr ""
|
||
|
||
#: ../Doc/library/lzma.rst:364
|
||
msgid ""
|
||
"The delta filter stores the differences between bytes, producing more "
|
||
"repetitive input for the compressor in certain circumstances. It supports "
|
||
"one option, ``dist``. This indicates the distance between bytes to be "
|
||
"subtracted. The default is 1, i.e. take the differences between adjacent "
|
||
"bytes."
|
||
msgstr ""
|
||
|
||
#: ../Doc/library/lzma.rst:369
|
||
msgid ""
|
||
"The BCJ filters are intended to be applied to machine code. They convert "
|
||
"relative branches, calls and jumps in the code to use absolute addressing, "
|
||
"with the aim of increasing the redundancy that can be exploited by the "
|
||
"compressor. These filters support one option, ``start_offset``. This "
|
||
"specifies the address that should be mapped to the beginning of the input "
|
||
"data. The default is 0."
|
||
msgstr ""
|
||
|
||
#: ../Doc/library/lzma.rst:377
|
||
msgid "Examples"
|
||
msgstr "Exemples"
|
||
|
||
#: ../Doc/library/lzma.rst:379
|
||
msgid "Reading in a compressed file::"
|
||
msgstr ""
|
||
|
||
#: ../Doc/library/lzma.rst:385
|
||
msgid "Creating a compressed file::"
|
||
msgstr ""
|
||
|
||
#: ../Doc/library/lzma.rst:392
|
||
msgid "Compressing data in memory::"
|
||
msgstr ""
|
||
|
||
#: ../Doc/library/lzma.rst:398
|
||
msgid "Incremental compression::"
|
||
msgstr ""
|
||
|
||
#: ../Doc/library/lzma.rst:409
|
||
msgid "Writing compressed data to an already-open file::"
|
||
msgstr ""
|
||
|
||
#: ../Doc/library/lzma.rst:418
|
||
msgid "Creating a compressed file using a custom filter chain::"
|
||
msgstr ""
|