310 lines
12 KiB
Plaintext
310 lines
12 KiB
Plaintext
# SOME DESCRIPTIVE TITLE.
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# Copyright (C) 1990-2016, 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 2.7\n"
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"Report-Msgid-Bugs-To: \n"
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"POT-Creation-Date: 2016-10-30 10:44+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/shelve.rst:2
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msgid ":mod:`shelve` --- Python object persistence"
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msgstr ":mod:`shelve` --- Objet Python persistant"
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#: ../Doc/library/shelve.rst:10
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msgid "**Source code:** :source:`Lib/shelve.py`"
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msgstr "**Code source :** :source:`Lib/shelve.py`"
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#: ../Doc/library/shelve.rst:14
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msgid ""
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"A \"shelf\" is a persistent, dictionary-like object. The difference with "
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"\"dbm\" databases is that the values (not the keys!) in a shelf can be "
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"essentially arbitrary Python objects --- anything that the :mod:`pickle` "
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"module can handle. This includes most class instances, recursive data types, "
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"and objects containing lots of shared sub-objects. The keys are ordinary "
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"strings."
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msgstr ""
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"Un *shelf* est un objet persistant, dictionnaire-compatible. La différence "
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"avec les bases de données *dbm* est que les valeurs (pas les clés !) dans un "
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"*shelf* peuvent être des objets Python arbitraires --- n'importe quoi que le "
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"module :mod:`pickle` peut gérer. Cela inclut la plupart des instances de "
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"classe, des types de données récursives, et les objets contenant beaucoup de "
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"sous-objets partagés. Les clés sont des chaînes de caractères ordinaires."
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#: ../Doc/library/shelve.rst:23
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msgid ""
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"Open a persistent dictionary. The filename specified is the base filename "
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"for the underlying database. As a side-effect, an extension may be added to "
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"the filename and more than one file may be created. By default, the "
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"underlying database file is opened for reading and writing. The optional "
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"*flag* parameter has the same interpretation as the *flag* parameter of :"
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"func:`anydbm.open`."
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msgstr ""
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#: ../Doc/library/shelve.rst:29
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msgid ""
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"By default, version 0 pickles are used to serialize values. The version of "
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"the pickle protocol can be specified with the *protocol* parameter."
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msgstr ""
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#: ../Doc/library/shelve.rst:32 ../Doc/library/shelve.rst:118
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msgid "The *protocol* parameter was added."
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msgstr ""
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#: ../Doc/library/shelve.rst:35
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msgid ""
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"Because of Python semantics, a shelf cannot know when a mutable persistent-"
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"dictionary entry is modified. By default modified objects are written "
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"*only* when assigned to the shelf (see :ref:`shelve-example`). If the "
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"optional *writeback* parameter is set to ``True``, all entries accessed are "
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"also cached in memory, and written back on :meth:`~Shelf.sync` and :meth:"
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"`~Shelf.close`; this can make it handier to mutate mutable entries in the "
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"persistent dictionary, but, if many entries are accessed, it can consume "
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"vast amounts of memory for the cache, and it can make the close operation "
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"very slow since all accessed entries are written back (there is no way to "
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"determine which accessed entries are mutable, nor which ones were actually "
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"mutated)."
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msgstr ""
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"À cause de la sémantique Python, un *shelf* ne peut pas savoir lorsqu'une "
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"entrée modifiable de dictionnaire persistant est modifiée. Par défaut les "
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"objets modifiés sont écrits *seulement* lorsqu'ils sont assignés à une "
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"*shelf* (voir :ref:`shelve-example`). Si le paramètre optionnel *writeback* "
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"est mis à ``True``, toutes les entrées déjà accédées sont aussi mises en "
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"cache en mémoire, et ré-écrites sur :meth:`~Shelf.sync` et :meth:`~Shelf."
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"close` ; cela peut faciliter la modification des entrées modifiables dans le "
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"dictionnaire persistant, mais, si vous accédez à beaucoup d'entrées, cela "
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"peut consommer beaucoup de mémoire cache, et cela peut rendre l'opération de "
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"fermeture très lente puisque toutes les entrées déjà accédées sont ré-"
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"écrites (il n'y a aucun moyen de savoir quelles entrées déjà accédées sont "
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"mutables, ni lesquelles ont été vraiment modifiées)."
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#: ../Doc/library/shelve.rst:47
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msgid ""
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"Like file objects, shelve objects should be closed explicitly to ensure that "
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"the persistent data is flushed to disk."
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msgstr ""
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#: ../Doc/library/shelve.rst:52
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msgid ""
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"Because the :mod:`shelve` module is backed by :mod:`pickle`, it is insecure "
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"to load a shelf from an untrusted source. Like with pickle, loading a shelf "
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"can execute arbitrary code."
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msgstr ""
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"Puisque le module :mod:`shelve` utilise en arrière plan :mod:`pickle`, il "
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"n'est pas sûr de charger un *shelf* depuis une source non fiable. Comme avec "
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"*pickle*, charger un *shelf* peut exécuter du code arbitraire."
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#: ../Doc/library/shelve.rst:56
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msgid ""
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"Shelf objects support most of the methods supported by dictionaries. This "
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"eases the transition from dictionary based scripts to those requiring "
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"persistent storage."
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msgstr ""
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#: ../Doc/library/shelve.rst:60
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msgid ""
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"Note, the Python 3 transition methods (:meth:`~dict.viewkeys`, :meth:`~dict."
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"viewvalues`, and :meth:`~dict.viewitems`) are not supported."
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msgstr ""
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#: ../Doc/library/shelve.rst:63
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msgid "Two additional methods are supported:"
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msgstr "Deux méthodes supplémentaires sont supportées :"
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#: ../Doc/library/shelve.rst:67
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msgid ""
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"Write back all entries in the cache if the shelf was opened with *writeback* "
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"set to :const:`True`. Also empty the cache and synchronize the persistent "
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"dictionary on disk, if feasible. This is called automatically when the "
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"shelf is closed with :meth:`close`."
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msgstr ""
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"Réécrit toutes les entrées dans le cache si le *shelf* a été ouvert avec "
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"*writeback* passé à :const:`True`. Vide le cache et synchronise le "
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"dictionnaire persistant sur le disque, si faisable. Elle est appelée "
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"automatiquement quand le *shelf* est fermé avec :meth:`close`."
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#: ../Doc/library/shelve.rst:74
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msgid ""
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"Synchronize and close the persistent *dict* object. Operations on a closed "
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"shelf will fail with a :exc:`ValueError`."
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msgstr ""
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"Synchronise et ferme l'objet *dict* persistant. Les opérations sur un "
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"*shelf* fermé échouent avec une :exc:`ValueError`."
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#: ../Doc/library/shelve.rst:80
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msgid ""
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"`Persistent dictionary recipe <https://code.activestate.com/recipes/576642/"
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">`_ with widely supported storage formats and having the speed of native "
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"dictionaries."
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msgstr ""
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"`Recette pour un dictionnaire persistant <https://code.activestate.com/"
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"recipes/576642/>`_ avec un large panel de formats de stockage et ayant la "
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"vitesse des dictionnaires natifs."
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#: ../Doc/library/shelve.rst:86
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msgid "Restrictions"
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msgstr "Limites"
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#: ../Doc/library/shelve.rst:93
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msgid ""
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"The choice of which database package will be used (such as :mod:`dbm`, :mod:"
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"`gdbm` or :mod:`bsddb`) depends on which interface is available. Therefore "
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"it is not safe to open the database directly using :mod:`dbm`. The database "
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"is also (unfortunately) subject to the limitations of :mod:`dbm`, if it is "
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"used --- this means that (the pickled representation of) the objects stored "
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"in the database should be fairly small, and in rare cases key collisions may "
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"cause the database to refuse updates."
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msgstr ""
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#: ../Doc/library/shelve.rst:101
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msgid ""
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"The :mod:`shelve` module does not support *concurrent* read/write access to "
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"shelved objects. (Multiple simultaneous read accesses are safe.) When a "
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"program has a shelf open for writing, no other program should have it open "
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"for reading or writing. Unix file locking can be used to solve this, but "
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"this differs across Unix versions and requires knowledge about the database "
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"implementation used."
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msgstr ""
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"Le module :mod:`shelve` ne gère pas l'accès *concurrent* en lecture/écriture "
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"sur les objets stockés (les accès simultanés en lecture sont sûrs). "
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"Lorsqu'un programme a un *shelf* ouvert en écriture, aucun autre programme "
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"ne doit l'avoir ouvert en écriture ou lecture. Le verrouillage des fichier "
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"Unix peut être utilisé pour résoudre ce problème, mais cela dépend de la "
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"version Unix et nécessite des connaissances à propos de l'implémentation de "
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"la base de données utilisée."
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#: ../Doc/library/shelve.rst:111
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msgid ""
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"A subclass of :class:`UserDict.DictMixin` which stores pickled values in the "
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"*dict* object."
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msgstr ""
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#: ../Doc/library/shelve.rst:114
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msgid ""
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"By default, version 0 pickles are used to serialize values. The version of "
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"the pickle protocol can be specified with the *protocol* parameter. See the :"
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"mod:`pickle` documentation for a discussion of the pickle protocols."
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msgstr ""
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#: ../Doc/library/shelve.rst:121
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msgid ""
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"If the *writeback* parameter is ``True``, the object will hold a cache of "
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"all entries accessed and write them back to the *dict* at sync and close "
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"times. This allows natural operations on mutable entries, but can consume "
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"much more memory and make sync and close take a long time."
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msgstr ""
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"Si le paramètre *writeback* est ``True``, l'objet garde en cache toutes les "
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"entrées accédées et les écrit dans le *dict* aux moments de synchronisation "
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"et de fermeture. Cela permet des opérations naturelles sur les entrées "
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"modifiables, mais peut consommer beaucoup plus de mémoire et rendre les "
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"temps de synchronisation et de fermeture très longs."
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#: ../Doc/library/shelve.rst:129
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msgid ""
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"A subclass of :class:`Shelf` which exposes :meth:`first`, :meth:`!next`, :"
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"meth:`previous`, :meth:`last` and :meth:`set_location` which are available "
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"in the :mod:`bsddb` module but not in other database modules. The *dict* "
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"object passed to the constructor must support those methods. This is "
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"generally accomplished by calling one of :func:`bsddb.hashopen`, :func:"
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"`bsddb.btopen` or :func:`bsddb.rnopen`. The optional *protocol* and "
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"*writeback* parameters have the same interpretation as for the :class:"
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"`Shelf` class."
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msgstr ""
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#: ../Doc/library/shelve.rst:140
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msgid ""
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"A subclass of :class:`Shelf` which accepts a *filename* instead of a dict-"
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"like object. The underlying file will be opened using :func:`anydbm.open`. "
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"By default, the file will be created and opened for both read and write. "
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"The optional *flag* parameter has the same interpretation as for the :func:`."
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"open` function. The optional *protocol* and *writeback* parameters have the "
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"same interpretation as for the :class:`Shelf` class."
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msgstr ""
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#: ../Doc/library/shelve.rst:151
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msgid "Example"
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msgstr "Exemple"
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#: ../Doc/library/shelve.rst:153
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msgid ""
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"To summarize the interface (``key`` is a string, ``data`` is an arbitrary "
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"object)::"
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msgstr ""
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"Pour résumer l'interface (``key`` est une chaîne de caractère, ``data`` est "
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"un objet arbitraire) ::"
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#: ../Doc/library/shelve.rst:189
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msgid "Module :mod:`anydbm`"
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msgstr ""
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#: ../Doc/library/shelve.rst:189
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msgid "Generic interface to ``dbm``\\ -style databases."
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msgstr ""
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#: ../Doc/library/shelve.rst:192
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msgid "Module :mod:`bsddb`"
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msgstr ""
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#: ../Doc/library/shelve.rst:192
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msgid "BSD ``db`` database interface."
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msgstr ""
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#: ../Doc/library/shelve.rst:196
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msgid "Module :mod:`dbhash`"
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msgstr ""
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#: ../Doc/library/shelve.rst:195
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msgid ""
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"Thin layer around the :mod:`bsddb` which provides an :func:`~dbhash.open` "
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"function like the other database modules."
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msgstr ""
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#: ../Doc/library/shelve.rst:199
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msgid "Module :mod:`dbm`"
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msgstr "Module :mod:`dbm`"
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#: ../Doc/library/shelve.rst:199
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msgid "Standard Unix database interface."
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msgstr ""
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#: ../Doc/library/shelve.rst:202
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msgid "Module :mod:`dumbdbm`"
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msgstr ""
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#: ../Doc/library/shelve.rst:202
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msgid "Portable implementation of the ``dbm`` interface."
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msgstr ""
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#: ../Doc/library/shelve.rst:205
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msgid "Module :mod:`gdbm`"
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msgstr ""
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#: ../Doc/library/shelve.rst:205
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msgid "GNU database interface, based on the ``dbm`` interface."
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msgstr ""
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#: ../Doc/library/shelve.rst:208
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msgid "Module :mod:`pickle`"
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msgstr "Module :mod:`pickle`"
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#: ../Doc/library/shelve.rst:208
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msgid "Object serialization used by :mod:`shelve`."
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msgstr "Sérialisation d'objet utilisé par :mod:`shelve`."
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#: ../Doc/library/shelve.rst:210
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msgid "Module :mod:`cPickle`"
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msgstr ""
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#: ../Doc/library/shelve.rst:211
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msgid "High-performance version of :mod:`pickle`."
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msgstr ""
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