forked from AFPy/python-docs-fr
777 lines
25 KiB
Plaintext
777 lines
25 KiB
Plaintext
# Copyright (C) 2001-2018, Python Software Foundation
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# For licence information, see README file.
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#
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msgid ""
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msgstr ""
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"Project-Id-Version: Python 3\n"
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"Report-Msgid-Bugs-To: \n"
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"POT-Creation-Date: 2021-09-23 16:16+0200\n"
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"PO-Revision-Date: 2018-11-29 18:27+0100\n"
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"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
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"Language-Team: FRENCH <traductions@lists.afpy.org>\n"
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"Language: fr\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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#: library/signal.rst:2
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msgid ":mod:`signal` --- Set handlers for asynchronous events"
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msgstr ""
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#: library/signal.rst:9
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msgid "This module provides mechanisms to use signal handlers in Python."
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msgstr ""
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#: library/signal.rst:13
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msgid "General rules"
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msgstr ""
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#: library/signal.rst:15
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msgid ""
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"The :func:`signal.signal` function allows defining custom handlers to be "
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"executed when a signal is received. A small number of default handlers are "
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"installed: :const:`SIGPIPE` is ignored (so write errors on pipes and sockets "
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"can be reported as ordinary Python exceptions) and :const:`SIGINT` is "
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"translated into a :exc:`KeyboardInterrupt` exception if the parent process "
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"has not changed it."
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msgstr ""
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#: library/signal.rst:22
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msgid ""
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"A handler for a particular signal, once set, remains installed until it is "
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"explicitly reset (Python emulates the BSD style interface regardless of the "
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"underlying implementation), with the exception of the handler for :const:"
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"`SIGCHLD`, which follows the underlying implementation."
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msgstr ""
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#: library/signal.rst:29
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msgid "Execution of Python signal handlers"
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msgstr ""
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#: library/signal.rst:31
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msgid ""
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"A Python signal handler does not get executed inside the low-level (C) "
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"signal handler. Instead, the low-level signal handler sets a flag which "
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"tells the :term:`virtual machine` to execute the corresponding Python signal "
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"handler at a later point(for example at the next :term:`bytecode` "
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"instruction). This has consequences:"
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msgstr ""
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#: library/signal.rst:37
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msgid ""
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"It makes little sense to catch synchronous errors like :const:`SIGFPE` or :"
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"const:`SIGSEGV` that are caused by an invalid operation in C code. Python "
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"will return from the signal handler to the C code, which is likely to raise "
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"the same signal again, causing Python to apparently hang. From Python 3.3 "
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"onwards, you can use the :mod:`faulthandler` module to report on synchronous "
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"errors."
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msgstr ""
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#: library/signal.rst:44
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msgid ""
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"A long-running calculation implemented purely in C (such as regular "
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"expression matching on a large body of text) may run uninterrupted for an "
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"arbitrary amount of time, regardless of any signals received. The Python "
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"signal handlers will be called when the calculation finishes."
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msgstr ""
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#: library/signal.rst:54
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msgid "Signals and threads"
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msgstr ""
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#: library/signal.rst:56
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msgid ""
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"Python signal handlers are always executed in the main Python thread of the "
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"main interpreter, even if the signal was received in another thread. This "
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"means that signals can't be used as a means of inter-thread communication. "
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"You can use the synchronization primitives from the :mod:`threading` module "
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"instead."
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msgstr ""
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#: library/signal.rst:61
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msgid ""
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"Besides, only the main thread of the main interpreter is allowed to set a "
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"new signal handler."
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msgstr ""
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#: library/signal.rst:65
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#, fuzzy
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msgid "Module contents"
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msgstr "Contenu du module"
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#: library/signal.rst:67
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msgid ""
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"signal (SIG*), handler (:const:`SIG_DFL`, :const:`SIG_IGN`) and sigmask (:"
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"const:`SIG_BLOCK`, :const:`SIG_UNBLOCK`, :const:`SIG_SETMASK`) related "
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"constants listed below were turned into :class:`enums <enum.IntEnum>`. :func:"
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"`getsignal`, :func:`pthread_sigmask`, :func:`sigpending` and :func:`sigwait` "
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"functions return human-readable :class:`enums <enum.IntEnum>`."
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msgstr ""
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#: library/signal.rst:77
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msgid "The variables defined in the :mod:`signal` module are:"
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msgstr ""
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#: library/signal.rst:82
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msgid ""
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"This is one of two standard signal handling options; it will simply perform "
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"the default function for the signal. For example, on most systems the "
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"default action for :const:`SIGQUIT` is to dump core and exit, while the "
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"default action for :const:`SIGCHLD` is to simply ignore it."
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msgstr ""
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#: library/signal.rst:90
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msgid ""
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"This is another standard signal handler, which will simply ignore the given "
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"signal."
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msgstr ""
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#: library/signal.rst:96
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msgid "Abort signal from :manpage:`abort(3)`."
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msgstr ""
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#: library/signal.rst:100
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msgid "Timer signal from :manpage:`alarm(2)`."
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msgstr ""
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#: library/signal.rst:114 library/signal.rst:130 library/signal.rst:162
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#: library/signal.rst:184 library/signal.rst:196 library/signal.rst:454
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msgid ":ref:`Availability <availability>`: Unix."
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msgstr ":ref:`Disponibilité <availability>` : Unix."
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#: library/signal.rst:106
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msgid "Interrupt from keyboard (CTRL + BREAK)."
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msgstr ""
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#: library/signal.rst:215 library/signal.rst:225
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msgid ":ref:`Availability <availability>`: Windows."
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msgstr ":ref:`Disponibilité <availability>` : Windows."
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#: library/signal.rst:112
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msgid "Bus error (bad memory access)."
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msgstr ""
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#: library/signal.rst:118
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msgid "Child process stopped or terminated."
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msgstr ""
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#: library/signal.rst:124
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msgid "Alias to :data:`SIGCHLD`."
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msgstr ""
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#: library/signal.rst:128
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msgid "Continue the process if it is currently stopped"
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msgstr ""
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#: library/signal.rst:134
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msgid "Floating-point exception. For example, division by zero."
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msgstr ""
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#: library/signal.rst:137
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msgid ""
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":exc:`ZeroDivisionError` is raised when the second argument of a division or "
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"modulo operation is zero."
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msgstr ""
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#: library/signal.rst:142
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msgid ""
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"Hangup detected on controlling terminal or death of controlling process."
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msgstr ""
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#: library/signal.rst:148
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msgid "Illegal instruction."
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msgstr ""
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#: library/signal.rst:152
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msgid "Interrupt from keyboard (CTRL + C)."
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msgstr ""
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#: library/signal.rst:154
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msgid "Default action is to raise :exc:`KeyboardInterrupt`."
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msgstr ""
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#: library/signal.rst:158
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msgid "Kill signal."
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msgstr ""
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#: library/signal.rst:160
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msgid "It cannot be caught, blocked, or ignored."
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msgstr ""
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#: library/signal.rst:166
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msgid "Broken pipe: write to pipe with no readers."
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msgstr ""
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#: library/signal.rst:168
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msgid "Default action is to ignore the signal."
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msgstr ""
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#: library/signal.rst:174
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msgid "Segmentation fault: invalid memory reference."
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msgstr ""
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#: library/signal.rst:178
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msgid "Termination signal."
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msgstr ""
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#: library/signal.rst:182
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msgid "User-defined signal 1."
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msgstr ""
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#: library/signal.rst:188
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msgid "User-defined signal 2."
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msgstr ""
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#: library/signal.rst:194
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msgid "Window resize signal."
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msgstr ""
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#: library/signal.rst:200
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msgid ""
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"All the signal numbers are defined symbolically. For example, the hangup "
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"signal is defined as :const:`signal.SIGHUP`; the variable names are "
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"identical to the names used in C programs, as found in ``<signal.h>``. The "
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"Unix man page for ':c:func:`signal`' lists the existing signals (on some "
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"systems this is :manpage:`signal(2)`, on others the list is in :manpage:"
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"`signal(7)`). Note that not all systems define the same set of signal names; "
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"only those names defined by the system are defined by this module."
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msgstr ""
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#: library/signal.rst:211
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msgid ""
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"The signal corresponding to the :kbd:`Ctrl+C` keystroke event. This signal "
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"can only be used with :func:`os.kill`."
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msgstr ""
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#: library/signal.rst:221
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msgid ""
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"The signal corresponding to the :kbd:`Ctrl+Break` keystroke event. This "
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"signal can only be used with :func:`os.kill`."
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msgstr ""
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#: library/signal.rst:231
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msgid "One more than the number of the highest signal number."
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msgstr ""
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#: library/signal.rst:236
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msgid ""
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"Decrements interval timer in real time, and delivers :const:`SIGALRM` upon "
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"expiration."
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msgstr ""
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#: library/signal.rst:242
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msgid ""
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"Decrements interval timer only when the process is executing, and delivers "
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"SIGVTALRM upon expiration."
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msgstr ""
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#: library/signal.rst:248
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msgid ""
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"Decrements interval timer both when the process executes and when the system "
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"is executing on behalf of the process. Coupled with ITIMER_VIRTUAL, this "
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"timer is usually used to profile the time spent by the application in user "
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"and kernel space. SIGPROF is delivered upon expiration."
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msgstr ""
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#: library/signal.rst:256
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msgid ""
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"A possible value for the *how* parameter to :func:`pthread_sigmask` "
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"indicating that signals are to be blocked."
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msgstr ""
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#: library/signal.rst:263
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msgid ""
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"A possible value for the *how* parameter to :func:`pthread_sigmask` "
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"indicating that signals are to be unblocked."
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msgstr ""
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#: library/signal.rst:270
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msgid ""
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"A possible value for the *how* parameter to :func:`pthread_sigmask` "
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"indicating that the signal mask is to be replaced."
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msgstr ""
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#: library/signal.rst:276
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msgid "The :mod:`signal` module defines one exception:"
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msgstr ""
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#: library/signal.rst:280
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msgid ""
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"Raised to signal an error from the underlying :func:`setitimer` or :func:"
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"`getitimer` implementation. Expect this error if an invalid interval timer "
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"or a negative time is passed to :func:`setitimer`. This error is a subtype "
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"of :exc:`OSError`."
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msgstr ""
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#: library/signal.rst:285
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msgid ""
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"This error used to be a subtype of :exc:`IOError`, which is now an alias of :"
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"exc:`OSError`."
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msgstr ""
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#: library/signal.rst:290
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#, fuzzy
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msgid "The :mod:`signal` module defines the following functions:"
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msgstr "Le module :mod:`csv` définit les fonctions suivantes :"
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#: library/signal.rst:295
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msgid ""
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"If *time* is non-zero, this function requests that a :const:`SIGALRM` signal "
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"be sent to the process in *time* seconds. Any previously scheduled alarm is "
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"canceled (only one alarm can be scheduled at any time). The returned value "
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"is then the number of seconds before any previously set alarm was to have "
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"been delivered. If *time* is zero, no alarm is scheduled, and any scheduled "
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"alarm is canceled. If the return value is zero, no alarm is currently "
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"scheduled."
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msgstr ""
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#: library/signal.rst:303
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msgid ""
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":ref:`Availability <availability>`: Unix. See the man page :manpage:"
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"`alarm(2)` for further information."
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msgstr ""
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#: library/signal.rst:308
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msgid ""
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"Return the current signal handler for the signal *signalnum*. The returned "
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"value may be a callable Python object, or one of the special values :const:"
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"`signal.SIG_IGN`, :const:`signal.SIG_DFL` or :const:`None`. Here, :const:"
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"`signal.SIG_IGN` means that the signal was previously ignored, :const:"
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"`signal.SIG_DFL` means that the default way of handling the signal was "
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"previously in use, and ``None`` means that the previous signal handler was "
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"not installed from Python."
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msgstr ""
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#: library/signal.rst:319
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msgid ""
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"Return the system description of the signal *signalnum*, such as \"Interrupt"
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"\", \"Segmentation fault\", etc. Returns :const:`None` if the signal is not "
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"recognized."
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msgstr ""
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#: library/signal.rst:328
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msgid ""
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"Return the set of valid signal numbers on this platform. This can be less "
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"than ``range(1, NSIG)`` if some signals are reserved by the system for "
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"internal use."
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msgstr ""
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#: library/signal.rst:337
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msgid ""
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"Cause the process to sleep until a signal is received; the appropriate "
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"handler will then be called. Returns nothing."
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msgstr ""
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#: library/signal.rst:342
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msgid ""
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":ref:`Availability <availability>`: Unix. See the man page :manpage:"
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"`signal(2)` for further information."
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msgstr ""
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#: library/signal.rst:343
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msgid ""
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"See also :func:`sigwait`, :func:`sigwaitinfo`, :func:`sigtimedwait` and :"
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"func:`sigpending`."
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msgstr ""
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#: library/signal.rst:349
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msgid "Sends a signal to the calling process. Returns nothing."
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msgstr ""
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#: library/signal.rst:356
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msgid ""
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"Send signal *sig* to the process referred to by file descriptor *pidfd*. "
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"Python does not currently support the *siginfo* parameter; it must be "
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"``None``. The *flags* argument is provided for future extensions; no flag "
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"values are currently defined."
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msgstr ""
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#: library/signal.rst:361
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msgid "See the :manpage:`pidfd_send_signal(2)` man page for more information."
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msgstr ""
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#: library/signal.rst:363
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#, fuzzy
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msgid ":ref:`Availability <availability>`: Linux 5.1+"
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msgstr ":ref:`Disponibilité <availability>` : Unix."
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#: library/signal.rst:369
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msgid ""
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"Send the signal *signalnum* to the thread *thread_id*, another thread in the "
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"same process as the caller. The target thread can be executing any code "
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"(Python or not). However, if the target thread is executing the Python "
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"interpreter, the Python signal handlers will be :ref:`executed by the main "
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"thread of the main interpreter <signals-and-threads>`. Therefore, the only "
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"point of sending a signal to a particular Python thread would be to force a "
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"running system call to fail with :exc:`InterruptedError`."
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msgstr ""
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#: library/signal.rst:377
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#, fuzzy
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msgid ""
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"Use :func:`threading.get_ident()` or the :attr:`~threading.Thread.ident` "
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"attribute of :class:`threading.Thread` objects to get a suitable value for "
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"*thread_id*."
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msgstr ""
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"Utilisez :func:`threading.get_ident` ou l'attribut :attr:`~threading.Thread."
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"ident` de :class:`threading.Thread` pour obtenir une valeur appropriée pour "
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"*thread_id*."
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#: library/signal.rst:381
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msgid ""
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"If *signalnum* is 0, then no signal is sent, but error checking is still "
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"performed; this can be used to check if the target thread is still running."
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msgstr ""
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#: library/signal.rst:384
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msgid ""
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"Raises an :ref:`auditing event <auditing>` ``signal.pthread_kill`` with "
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"arguments ``thread_id``, ``signalnum``."
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msgstr ""
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#: library/signal.rst:388
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#, fuzzy
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msgid ""
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":ref:`Availability <availability>`: Unix. See the man page :manpage:"
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"`pthread_kill(3)` for further information."
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msgstr ""
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":ref:`Disponibilité <availability>` : Unix (regardez la page man pour :"
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"manpage:`pthread_getcpuclockid(3)` pour plus d’information)."
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#: library/signal.rst:389
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msgid "See also :func:`os.kill`."
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msgstr ""
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#: library/signal.rst:396
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msgid ""
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"Fetch and/or change the signal mask of the calling thread. The signal mask "
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"is the set of signals whose delivery is currently blocked for the caller. "
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"Return the old signal mask as a set of signals."
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msgstr ""
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#: library/signal.rst:400
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msgid ""
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"The behavior of the call is dependent on the value of *how*, as follows."
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msgstr ""
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#: library/signal.rst:402
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msgid ""
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":data:`SIG_BLOCK`: The set of blocked signals is the union of the current "
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"set and the *mask* argument."
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msgstr ""
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#: library/signal.rst:404
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msgid ""
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":data:`SIG_UNBLOCK`: The signals in *mask* are removed from the current set "
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"of blocked signals. It is permissible to attempt to unblock a signal which "
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"is not blocked."
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msgstr ""
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#: library/signal.rst:407
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msgid ""
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":data:`SIG_SETMASK`: The set of blocked signals is set to the *mask* "
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"argument."
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msgstr ""
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#: library/signal.rst:410
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msgid ""
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"*mask* is a set of signal numbers (e.g. {:const:`signal.SIGINT`, :const:"
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"`signal.SIGTERM`}). Use :func:`~signal.valid_signals` for a full mask "
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"including all signals."
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msgstr ""
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#: library/signal.rst:414
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msgid ""
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"For example, ``signal.pthread_sigmask(signal.SIG_BLOCK, [])`` reads the "
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"signal mask of the calling thread."
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msgstr ""
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#: library/signal.rst:417
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msgid ":data:`SIGKILL` and :data:`SIGSTOP` cannot be blocked."
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msgstr ""
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#: library/signal.rst:421
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#, fuzzy
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msgid ""
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":ref:`Availability <availability>`: Unix. See the man page :manpage:"
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"`sigprocmask(2)` and :manpage:`pthread_sigmask(3)` for further information."
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msgstr ""
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":ref:`Disponibilité <availability>` : Unix (regardez la page man pour :"
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"manpage:`pthread_getcpuclockid(3)` pour plus d’information)."
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#: library/signal.rst:422
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msgid "See also :func:`pause`, :func:`sigpending` and :func:`sigwait`."
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msgstr ""
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#: library/signal.rst:429
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msgid ""
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"Sets given interval timer (one of :const:`signal.ITIMER_REAL`, :const:"
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"`signal.ITIMER_VIRTUAL` or :const:`signal.ITIMER_PROF`) specified by *which* "
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"to fire after *seconds* (float is accepted, different from :func:`alarm`) "
|
||
"and after that every *interval* seconds (if *interval* is non-zero). The "
|
||
"interval timer specified by *which* can be cleared by setting *seconds* to "
|
||
"zero."
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:436
|
||
msgid ""
|
||
"When an interval timer fires, a signal is sent to the process. The signal "
|
||
"sent is dependent on the timer being used; :const:`signal.ITIMER_REAL` will "
|
||
"deliver :const:`SIGALRM`, :const:`signal.ITIMER_VIRTUAL` sends :const:"
|
||
"`SIGVTALRM`, and :const:`signal.ITIMER_PROF` will deliver :const:`SIGPROF`."
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:442
|
||
msgid "The old values are returned as a tuple: (delay, interval)."
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:444
|
||
msgid ""
|
||
"Attempting to pass an invalid interval timer will cause an :exc:"
|
||
"`ItimerError`."
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:452
|
||
msgid "Returns current value of a given interval timer specified by *which*."
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:459
|
||
msgid ""
|
||
"Set the wakeup file descriptor to *fd*. When a signal is received, the "
|
||
"signal number is written as a single byte into the fd. This can be used by "
|
||
"a library to wakeup a poll or select call, allowing the signal to be fully "
|
||
"processed."
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:464
|
||
msgid ""
|
||
"The old wakeup fd is returned (or -1 if file descriptor wakeup was not "
|
||
"enabled). If *fd* is -1, file descriptor wakeup is disabled. If not -1, "
|
||
"*fd* must be non-blocking. It is up to the library to remove any bytes from "
|
||
"*fd* before calling poll or select again."
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:523
|
||
msgid ""
|
||
"When threads are enabled, this function can only be called from :ref:`the "
|
||
"main thread of the main interpreter <signals-and-threads>`; attempting to "
|
||
"call it from other threads will cause a :exc:`ValueError` exception to be "
|
||
"raised."
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:474
|
||
msgid ""
|
||
"There are two common ways to use this function. In both approaches, you use "
|
||
"the fd to wake up when a signal arrives, but then they differ in how they "
|
||
"determine *which* signal or signals have arrived."
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:479
|
||
msgid ""
|
||
"In the first approach, we read the data out of the fd's buffer, and the byte "
|
||
"values give you the signal numbers. This is simple, but in rare cases it can "
|
||
"run into a problem: generally the fd will have a limited amount of buffer "
|
||
"space, and if too many signals arrive too quickly, then the buffer may "
|
||
"become full, and some signals may be lost. If you use this approach, then "
|
||
"you should set ``warn_on_full_buffer=True``, which will at least cause a "
|
||
"warning to be printed to stderr when signals are lost."
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:488
|
||
msgid ""
|
||
"In the second approach, we use the wakeup fd *only* for wakeups, and ignore "
|
||
"the actual byte values. In this case, all we care about is whether the fd's "
|
||
"buffer is empty or non-empty; a full buffer doesn't indicate a problem at "
|
||
"all. If you use this approach, then you should set "
|
||
"``warn_on_full_buffer=False``, so that your users are not confused by "
|
||
"spurious warning messages."
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:495
|
||
msgid "On Windows, the function now also supports socket handles."
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:498
|
||
msgid "Added ``warn_on_full_buffer`` parameter."
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:503
|
||
msgid ""
|
||
"Change system call restart behaviour: if *flag* is :const:`False`, system "
|
||
"calls will be restarted when interrupted by signal *signalnum*, otherwise "
|
||
"system calls will be interrupted. Returns nothing."
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:509
|
||
msgid ""
|
||
":ref:`Availability <availability>`: Unix. See the man page :manpage:"
|
||
"`siginterrupt(3)` for further information."
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:510
|
||
msgid ""
|
||
"Note that installing a signal handler with :func:`signal` will reset the "
|
||
"restart behaviour to interruptible by implicitly calling :c:func:"
|
||
"`siginterrupt` with a true *flag* value for the given signal."
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:517
|
||
msgid ""
|
||
"Set the handler for signal *signalnum* to the function *handler*. *handler* "
|
||
"can be a callable Python object taking two arguments (see below), or one of "
|
||
"the special values :const:`signal.SIG_IGN` or :const:`signal.SIG_DFL`. The "
|
||
"previous signal handler will be returned (see the description of :func:"
|
||
"`getsignal` above). (See the Unix man page :manpage:`signal(2)` for further "
|
||
"information.)"
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:528
|
||
msgid ""
|
||
"The *handler* is called with two arguments: the signal number and the "
|
||
"current stack frame (``None`` or a frame object; for a description of frame "
|
||
"objects, see the :ref:`description in the type hierarchy <frame-objects>` or "
|
||
"see the attribute descriptions in the :mod:`inspect` module)."
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:533
|
||
msgid ""
|
||
"On Windows, :func:`signal` can only be called with :const:`SIGABRT`, :const:"
|
||
"`SIGFPE`, :const:`SIGILL`, :const:`SIGINT`, :const:`SIGSEGV`, :const:"
|
||
"`SIGTERM`, or :const:`SIGBREAK`. A :exc:`ValueError` will be raised in any "
|
||
"other case. Note that not all systems define the same set of signal names; "
|
||
"an :exc:`AttributeError` will be raised if a signal name is not defined as "
|
||
"``SIG*`` module level constant."
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:544
|
||
msgid ""
|
||
"Examine the set of signals that are pending for delivery to the calling "
|
||
"thread (i.e., the signals which have been raised while blocked). Return the "
|
||
"set of the pending signals."
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:550
|
||
msgid ""
|
||
":ref:`Availability <availability>`: Unix. See the man page :manpage:"
|
||
"`sigpending(2)` for further information."
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:551
|
||
msgid "See also :func:`pause`, :func:`pthread_sigmask` and :func:`sigwait`."
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:558
|
||
msgid ""
|
||
"Suspend execution of the calling thread until the delivery of one of the "
|
||
"signals specified in the signal set *sigset*. The function accepts the "
|
||
"signal (removes it from the pending list of signals), and returns the signal "
|
||
"number."
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:564
|
||
msgid ""
|
||
":ref:`Availability <availability>`: Unix. See the man page :manpage:"
|
||
"`sigwait(3)` for further information."
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:565
|
||
msgid ""
|
||
"See also :func:`pause`, :func:`pthread_sigmask`, :func:`sigpending`, :func:"
|
||
"`sigwaitinfo` and :func:`sigtimedwait`."
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:573
|
||
msgid ""
|
||
"Suspend execution of the calling thread until the delivery of one of the "
|
||
"signals specified in the signal set *sigset*. The function accepts the "
|
||
"signal and removes it from the pending list of signals. If one of the "
|
||
"signals in *sigset* is already pending for the calling thread, the function "
|
||
"will return immediately with information about that signal. The signal "
|
||
"handler is not called for the delivered signal. The function raises an :exc:"
|
||
"`InterruptedError` if it is interrupted by a signal that is not in *sigset*."
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:582
|
||
msgid ""
|
||
"The return value is an object representing the data contained in the :c:type:"
|
||
"`siginfo_t` structure, namely: :attr:`si_signo`, :attr:`si_code`, :attr:"
|
||
"`si_errno`, :attr:`si_pid`, :attr:`si_uid`, :attr:`si_status`, :attr:"
|
||
"`si_band`."
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:589
|
||
msgid ""
|
||
":ref:`Availability <availability>`: Unix. See the man page :manpage:"
|
||
"`sigwaitinfo(2)` for further information."
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:590
|
||
msgid "See also :func:`pause`, :func:`sigwait` and :func:`sigtimedwait`."
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:594
|
||
msgid ""
|
||
"The function is now retried if interrupted by a signal not in *sigset* and "
|
||
"the signal handler does not raise an exception (see :pep:`475` for the "
|
||
"rationale)."
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:602
|
||
msgid ""
|
||
"Like :func:`sigwaitinfo`, but takes an additional *timeout* argument "
|
||
"specifying a timeout. If *timeout* is specified as :const:`0`, a poll is "
|
||
"performed. Returns :const:`None` if a timeout occurs."
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:608
|
||
msgid ""
|
||
":ref:`Availability <availability>`: Unix. See the man page :manpage:"
|
||
"`sigtimedwait(2)` for further information."
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:609
|
||
msgid "See also :func:`pause`, :func:`sigwait` and :func:`sigwaitinfo`."
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:613
|
||
msgid ""
|
||
"The function is now retried with the recomputed *timeout* if interrupted by "
|
||
"a signal not in *sigset* and the signal handler does not raise an exception "
|
||
"(see :pep:`475` for the rationale)."
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:622
|
||
msgid "Example"
|
||
msgstr "Exemple"
|
||
|
||
#: library/signal.rst:624
|
||
msgid ""
|
||
"Here is a minimal example program. It uses the :func:`alarm` function to "
|
||
"limit the time spent waiting to open a file; this is useful if the file is "
|
||
"for a serial device that may not be turned on, which would normally cause "
|
||
"the :func:`os.open` to hang indefinitely. The solution is to set a 5-second "
|
||
"alarm before opening the file; if the operation takes too long, the alarm "
|
||
"signal will be sent, and the handler raises an exception. ::"
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:647
|
||
msgid "Note on SIGPIPE"
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:649
|
||
msgid ""
|
||
"Piping output of your program to tools like :manpage:`head(1)` will cause a :"
|
||
"const:`SIGPIPE` signal to be sent to your process when the receiver of its "
|
||
"standard output closes early. This results in an exception like :code:"
|
||
"`BrokenPipeError: [Errno 32] Broken pipe`. To handle this case, wrap your "
|
||
"entry point to catch this exception as follows::"
|
||
msgstr ""
|
||
|
||
#: library/signal.rst:676
|
||
msgid ""
|
||
"Do not set :const:`SIGPIPE`'s disposition to :const:`SIG_DFL` in order to "
|
||
"avoid :exc:`BrokenPipeError`. Doing that would cause your program to exit "
|
||
"unexpectedly also whenever any socket connection is interrupted while your "
|
||
"program is still writing to it."
|
||
msgstr ""
|