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asyncio-task.po
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# Copyright (C) 2001-2020, Python Software Foundation
# This file is distributed under the same license as the Python package.
# Maintained by the python-doc-es workteam.
# docs-es@python.org /
# https://mail.python.org/mailman3/lists/docs-es.python.org/
# Check https://github.com/python/python-docs-es/blob/3.8/TRANSLATORS to
# get the list of volunteers
#
msgid ""
msgstr ""
"Project-Id-Version: Python 3.8\n"
"Report-Msgid-Bugs-To: \n"
"POT-Creation-Date: 2024-11-21 16:38-0300\n"
"PO-Revision-Date: 2021-08-04 13:41+0200\n"
"Last-Translator: Cristián Maureira-Fredes <cmaureirafredes@gmail.com>\n"
"Language: es\n"
"Language-Team: python-doc-es\n"
"Plural-Forms: nplurals=2; plural=(n != 1);\n"
"MIME-Version: 1.0\n"
"Content-Type: text/plain; charset=utf-8\n"
"Content-Transfer-Encoding: 8bit\n"
"Generated-By: Babel 2.16.0\n"
#: ../Doc/library/asyncio-task.rst:6
msgid "Coroutines and Tasks"
msgstr "Corrutinas y tareas"
#: ../Doc/library/asyncio-task.rst:8
msgid ""
"This section outlines high-level asyncio APIs to work with coroutines and "
"Tasks."
msgstr ""
"Esta sección describe las API de asyncio de alto nivel para trabajar con "
"corrutinas y tareas."
#: ../Doc/library/asyncio-task.rst:19 ../Doc/library/asyncio-task.rst:148
msgid "Coroutines"
msgstr "Corrutinas"
#: ../Doc/library/asyncio-task.rst:21
msgid "**Source code:** :source:`Lib/asyncio/coroutines.py`"
msgstr "**Source code:** :source:`Lib/asyncio/coroutines.py`"
#: ../Doc/library/asyncio-task.rst:25
msgid ""
":term:`Coroutines <coroutine>` declared with the async/await syntax is the "
"preferred way of writing asyncio applications. For example, the following "
"snippet of code prints \"hello\", waits 1 second, and then prints \"world\"::"
msgstr ""
":term:`Coroutines <coroutine>` declarado con la sintaxis async/await es la "
"forma preferida de escribir aplicaciones asyncio. Por ejemplo, el siguiente "
"fragmento de código imprime \"hola\", espera 1 segundo y luego imprime "
"\"mundo\"::"
#: ../Doc/library/asyncio-task.rst:30
msgid ""
">>> import asyncio\n"
"\n"
">>> async def main():\n"
"... print('hello')\n"
"... await asyncio.sleep(1)\n"
"... print('world')\n"
"\n"
">>> asyncio.run(main())\n"
"hello\n"
"world"
msgstr ""
#: ../Doc/library/asyncio-task.rst:41
msgid ""
"Note that simply calling a coroutine will not schedule it to be executed::"
msgstr ""
"Tenga en cuenta que simplemente llamando a una corrutina no programará para "
"que se ejecute::"
#: ../Doc/library/asyncio-task.rst:44
msgid ""
">>> main()\n"
"<coroutine object main at 0x1053bb7c8>"
msgstr ""
#: ../Doc/library/asyncio-task.rst:47
msgid "To actually run a coroutine, asyncio provides the following mechanisms:"
msgstr ""
"Para ejecutar realmente una corutina, asyncio proporciona los siguientes "
"mecanismos:"
#: ../Doc/library/asyncio-task.rst:49
msgid ""
"The :func:`asyncio.run` function to run the top-level entry point \"main()\" "
"function (see the above example.)"
msgstr ""
"La función :func:`asyncio.run` para ejecutar la función de punto de entrada "
"de nivel superior \"main()\" (consulte el ejemplo anterior.)"
#: ../Doc/library/asyncio-task.rst:52
msgid ""
"Awaiting on a coroutine. The following snippet of code will print \"hello\" "
"after waiting for 1 second, and then print \"world\" after waiting for "
"*another* 2 seconds::"
msgstr ""
"Esperando en una corrutina. El siguiente fragmento de código imprimirá "
"\"hola\" después de esperar 1 segundo y luego imprimirá \"mundo\" después de "
"esperar *otros* 2 segundos::"
#: ../Doc/library/asyncio-task.rst:56
#, python-format
msgid ""
"import asyncio\n"
"import time\n"
"\n"
"async def say_after(delay, what):\n"
" await asyncio.sleep(delay)\n"
" print(what)\n"
"\n"
"async def main():\n"
" print(f\"started at {time.strftime('%X')}\")\n"
"\n"
" await say_after(1, 'hello')\n"
" await say_after(2, 'world')\n"
"\n"
" print(f\"finished at {time.strftime('%X')}\")\n"
"\n"
"asyncio.run(main())"
msgstr ""
#: ../Doc/library/asyncio-task.rst:73
msgid "Expected output::"
msgstr "Salida esperada::"
#: ../Doc/library/asyncio-task.rst:75
msgid ""
"started at 17:13:52\n"
"hello\n"
"world\n"
"finished at 17:13:55"
msgstr ""
#: ../Doc/library/asyncio-task.rst:80
msgid ""
"The :func:`asyncio.create_task` function to run coroutines concurrently as "
"asyncio :class:`Tasks <Task>`."
msgstr ""
"La función :func:`asyncio.create_task` para ejecutar corrutinas "
"concurrentemente como asyncio :class:`Tasks <Task>`."
#: ../Doc/library/asyncio-task.rst:83
msgid ""
"Let's modify the above example and run two ``say_after`` coroutines "
"*concurrently*::"
msgstr ""
"Modifiquemos el ejemplo anterior y ejecutemos dos corrutinas ``say_after`` "
"*concurrentemente*::"
#: ../Doc/library/asyncio-task.rst:86
#, python-format
msgid ""
"async def main():\n"
" task1 = asyncio.create_task(\n"
" say_after(1, 'hello'))\n"
"\n"
" task2 = asyncio.create_task(\n"
" say_after(2, 'world'))\n"
"\n"
" print(f\"started at {time.strftime('%X')}\")\n"
"\n"
" # Wait until both tasks are completed (should take\n"
" # around 2 seconds.)\n"
" await task1\n"
" await task2\n"
"\n"
" print(f\"finished at {time.strftime('%X')}\")"
msgstr ""
#: ../Doc/library/asyncio-task.rst:102
msgid ""
"Note that expected output now shows that the snippet runs 1 second faster "
"than before::"
msgstr ""
"Tenga en cuenta que la salida esperada ahora muestra que el fragmento de "
"código se ejecuta 1 segundo más rápido que antes::"
#: ../Doc/library/asyncio-task.rst:105
msgid ""
"started at 17:14:32\n"
"hello\n"
"world\n"
"finished at 17:14:34"
msgstr ""
#: ../Doc/library/asyncio-task.rst:110
msgid ""
"The :class:`asyncio.TaskGroup` class provides a more modern alternative to :"
"func:`create_task`. Using this API, the last example becomes::"
msgstr ""
"La clase :class:`asyncio.TaskGroup` proporciona una alternativa más moderna "
"a :func:`create_task`. Usando esta API, el último ejemplo se convierte en:"
#: ../Doc/library/asyncio-task.rst:114
#, python-format
msgid ""
"async def main():\n"
" async with asyncio.TaskGroup() as tg:\n"
" task1 = tg.create_task(\n"
" say_after(1, 'hello'))\n"
"\n"
" task2 = tg.create_task(\n"
" say_after(2, 'world'))\n"
"\n"
" print(f\"started at {time.strftime('%X')}\")\n"
"\n"
" # The await is implicit when the context manager exits.\n"
"\n"
" print(f\"finished at {time.strftime('%X')}\")"
msgstr ""
#: ../Doc/library/asyncio-task.rst:128
msgid "The timing and output should be the same as for the previous version."
msgstr ""
"El tiempo y la salida deben ser los mismos que para la versión anterior."
#: ../Doc/library/asyncio-task.rst:130
msgid ":class:`asyncio.TaskGroup`."
msgstr ":class:`asyncio.TaskGroup`."
#: ../Doc/library/asyncio-task.rst:137
msgid "Awaitables"
msgstr "Esperables"
#: ../Doc/library/asyncio-task.rst:139
msgid ""
"We say that an object is an **awaitable** object if it can be used in an :"
"keyword:`await` expression. Many asyncio APIs are designed to accept "
"awaitables."
msgstr ""
"Decimos que un objeto es un objeto **esperable** si se puede utilizar en una "
"expresión :keyword:`await`. Muchas API de asyncio están diseñadas para "
"aceptar los valores esperables."
#: ../Doc/library/asyncio-task.rst:143
msgid ""
"There are three main types of *awaitable* objects: **coroutines**, "
"**Tasks**, and **Futures**."
msgstr ""
"Hay tres tipos principales de objetos *esperables*: **corrutinas**, "
"**Tareas** y **Futures**."
#: ../Doc/library/asyncio-task.rst:149
msgid ""
"Python coroutines are *awaitables* and therefore can be awaited from other "
"coroutines::"
msgstr ""
"Las corrutinas de Python son *esperables* y por lo tanto se pueden esperar "
"de otras corrutinas::"
#: ../Doc/library/asyncio-task.rst:152
msgid ""
"import asyncio\n"
"\n"
"async def nested():\n"
" return 42\n"
"\n"
"async def main():\n"
" # Nothing happens if we just call \"nested()\".\n"
" # A coroutine object is created but not awaited,\n"
" # so it *won't run at all*.\n"
" nested()\n"
"\n"
" # Let's do it differently now and await it:\n"
" print(await nested()) # will print \"42\".\n"
"\n"
"asyncio.run(main())"
msgstr ""
#: ../Doc/library/asyncio-task.rst:170
msgid ""
"In this documentation the term \"coroutine\" can be used for two closely "
"related concepts:"
msgstr ""
"En esta documentación se puede utilizar el término \"corrutina\" para dos "
"conceptos estrechamente relacionados:"
#: ../Doc/library/asyncio-task.rst:173
msgid "a *coroutine function*: an :keyword:`async def` function;"
msgstr "una *función corrutina*: una función :keyword:`async def`;"
#: ../Doc/library/asyncio-task.rst:175
msgid ""
"a *coroutine object*: an object returned by calling a *coroutine function*."
msgstr ""
"un *objeto corrutina*: un objeto retornado llamando a una *función "
"corrutina*."
#: ../Doc/library/asyncio-task.rst:180
msgid "Tasks"
msgstr "Tareas"
#: ../Doc/library/asyncio-task.rst:181
msgid "*Tasks* are used to schedule coroutines *concurrently*."
msgstr "*Las tareas* se utilizan para programar corrutinas *concurrentemente*."
#: ../Doc/library/asyncio-task.rst:183
msgid ""
"When a coroutine is wrapped into a *Task* with functions like :func:`asyncio."
"create_task` the coroutine is automatically scheduled to run soon::"
msgstr ""
"Cuando una corrutina se envuelve en una *Tarea* con funciones como :func:"
"`asyncio.create_task` la corrutina se programa automáticamente para "
"ejecutarse pronto::"
#: ../Doc/library/asyncio-task.rst:187
msgid ""
"import asyncio\n"
"\n"
"async def nested():\n"
" return 42\n"
"\n"
"async def main():\n"
" # Schedule nested() to run soon concurrently\n"
" # with \"main()\".\n"
" task = asyncio.create_task(nested())\n"
"\n"
" # \"task\" can now be used to cancel \"nested()\", or\n"
" # can simply be awaited to wait until it is complete:\n"
" await task\n"
"\n"
"asyncio.run(main())"
msgstr ""
#: ../Doc/library/asyncio-task.rst:205
msgid "Futures"
msgstr "Futures"
#: ../Doc/library/asyncio-task.rst:206
msgid ""
"A :class:`Future` is a special **low-level** awaitable object that "
"represents an **eventual result** of an asynchronous operation."
msgstr ""
"Un :class:`Future` es un objeto esperable especial de **bajo-nivel** que "
"representa un **resultado eventual** de una operación asíncrona."
#: ../Doc/library/asyncio-task.rst:209
msgid ""
"When a Future object is *awaited* it means that the coroutine will wait "
"until the Future is resolved in some other place."
msgstr ""
"Cuando un objeto Future es *esperado* significa que la corrutina esperará "
"hasta que el Future se resuelva en algún otro lugar."
#: ../Doc/library/asyncio-task.rst:212
msgid ""
"Future objects in asyncio are needed to allow callback-based code to be used "
"with async/await."
msgstr ""
"Los objetos Future de asyncio son necesarios para permitir que el código "
"basado en retro llamada se use con async/await."
#: ../Doc/library/asyncio-task.rst:215
msgid ""
"Normally **there is no need** to create Future objects at the application "
"level code."
msgstr ""
"Normalmente , **no es necesario** crear objetos Future en el código de nivel "
"de aplicación."
#: ../Doc/library/asyncio-task.rst:218
msgid ""
"Future objects, sometimes exposed by libraries and some asyncio APIs, can be "
"awaited::"
msgstr ""
"Los objetos Future, a veces expuestos por bibliotecas y algunas API de "
"asyncio, pueden ser esperados::"
#: ../Doc/library/asyncio-task.rst:221
msgid ""
"async def main():\n"
" await function_that_returns_a_future_object()\n"
"\n"
" # this is also valid:\n"
" await asyncio.gather(\n"
" function_that_returns_a_future_object(),\n"
" some_python_coroutine()\n"
" )"
msgstr ""
#: ../Doc/library/asyncio-task.rst:230
msgid ""
"A good example of a low-level function that returns a Future object is :meth:"
"`loop.run_in_executor`."
msgstr ""
"Un buen ejemplo de una función de bajo nivel que retorna un objeto Future "
"es :meth:`loop.run_in_executor`."
#: ../Doc/library/asyncio-task.rst:235
msgid "Creating Tasks"
msgstr "Creando Tareas"
#: ../Doc/library/asyncio-task.rst:237
msgid "**Source code:** :source:`Lib/asyncio/tasks.py`"
msgstr "**Source code:** :source:`Lib/asyncio/tasks.py`"
#: ../Doc/library/asyncio-task.rst:243
msgid ""
"Wrap the *coro* :ref:`coroutine <coroutine>` into a :class:`Task` and "
"schedule its execution. Return the Task object."
msgstr ""
"Envuelve una :ref:`coroutine <coroutine>` *coro* en una :class:`Task` y "
"programa su ejecución. Retorna el objeto Tarea."
#: ../Doc/library/asyncio-task.rst:246
msgid ""
"If *name* is not ``None``, it is set as the name of the task using :meth:"
"`Task.set_name`."
msgstr ""
"Si *name* no es ``None``, se establece como el nombre de la tarea mediante :"
"meth:`Task.set_name`."
#: ../Doc/library/asyncio-task.rst:249
msgid ""
"An optional keyword-only *context* argument allows specifying a custom :"
"class:`contextvars.Context` for the *coro* to run in. The current context "
"copy is created when no *context* is provided."
msgstr ""
"Un argumento *context* opcional de solo palabra clave permite especificar "
"un :class:`contextvars.Context` personalizado para que se ejecute el *coro*. "
"La copia de contexto actual se crea cuando no se proporciona *context*."
#: ../Doc/library/asyncio-task.rst:253
msgid ""
"The task is executed in the loop returned by :func:`get_running_loop`, :exc:"
"`RuntimeError` is raised if there is no running loop in current thread."
msgstr ""
"La tarea se ejecuta en el bucle retornado por :func:`get_running_loop`, :exc:"
"`RuntimeError` se genera si no hay ningún bucle en ejecución en el "
"subproceso actual."
#: ../Doc/library/asyncio-task.rst:259
msgid ""
":meth:`asyncio.TaskGroup.create_task` is a new alternative leveraging "
"structural concurrency; it allows for waiting for a group of related tasks "
"with strong safety guarantees."
msgstr ""
":meth:`asyncio.TaskGroup.create_task` es una alternativa más nueva que "
"permite una espera conveniente para un grupo de tareas relacionadas."
#: ../Doc/library/asyncio-task.rst:265
msgid ""
"Save a reference to the result of this function, to avoid a task "
"disappearing mid-execution. The event loop only keeps weak references to "
"tasks. A task that isn't referenced elsewhere may get garbage collected at "
"any time, even before it's done. For reliable \"fire-and-forget\" background "
"tasks, gather them in a collection::"
msgstr ""
"Guarde una referencia al resultado de esta función, para evitar que una "
"tarea desaparezca en medio de la ejecución. El bucle de eventos solo "
"mantiene referencias débiles a las tareas. Una tarea a la que no se hace "
"referencia en ningún otro lugar puede ser recolectada por el recolector de "
"basura en cualquier momento, incluso antes de que se complete. Para tareas "
"confiables en segundo plano, de tipo \"lanzar y olvidar\", reúnalas en una "
"colección:"
#: ../Doc/library/asyncio-task.rst:272
msgid ""
"background_tasks = set()\n"
"\n"
"for i in range(10):\n"
" task = asyncio.create_task(some_coro(param=i))\n"
"\n"
" # Add task to the set. This creates a strong reference.\n"
" background_tasks.add(task)\n"
"\n"
" # To prevent keeping references to finished tasks forever,\n"
" # make each task remove its own reference from the set after\n"
" # completion:\n"
" task.add_done_callback(background_tasks.discard)"
msgstr ""
#: ../Doc/library/asyncio-task.rst:287 ../Doc/library/asyncio-task.rst:1188
msgid "Added the *name* parameter."
msgstr "Se ha añadido el parámetro *name*."
#: ../Doc/library/asyncio-task.rst:290 ../Doc/library/asyncio-task.rst:1195
msgid "Added the *context* parameter."
msgstr "Se ha añadido el parámetro *context*."
#: ../Doc/library/asyncio-task.rst:295
msgid "Task Cancellation"
msgstr "Cancelación de tareas"
#: ../Doc/library/asyncio-task.rst:297
msgid ""
"Tasks can easily and safely be cancelled. When a task is cancelled, :exc:"
"`asyncio.CancelledError` will be raised in the task at the next opportunity."
msgstr ""
"Las tareas se pueden cancelar de forma fácil y segura. Cuando se cancela una "
"tarea, se generará :exc:`asyncio.CancelledError` en la tarea en la próxima "
"oportunidad."
#: ../Doc/library/asyncio-task.rst:301
msgid ""
"It is recommended that coroutines use ``try/finally`` blocks to robustly "
"perform clean-up logic. In case :exc:`asyncio.CancelledError` is explicitly "
"caught, it should generally be propagated when clean-up is complete. :exc:"
"`asyncio.CancelledError` directly subclasses :exc:`BaseException` so most "
"code will not need to be aware of it."
msgstr ""
"Se recomienda que las corrutinas utilicen bloques ``try/finally`` para "
"realizar de forma sólida la lógica de limpieza. En caso de que :exc:`asyncio."
"CancelledError` se detecte explícitamente, generalmente debería propagarse "
"cuando se complete la limpieza. :exc:`asyncio.CancelledError` subclasifica "
"directamente a :exc:`BaseException`, por lo que la mayor parte del código no "
"necesitará tenerlo en cuenta."
#: ../Doc/library/asyncio-task.rst:307
msgid ""
"The asyncio components that enable structured concurrency, like :class:"
"`asyncio.TaskGroup` and :func:`asyncio.timeout`, are implemented using "
"cancellation internally and might misbehave if a coroutine swallows :exc:"
"`asyncio.CancelledError`. Similarly, user code should not generally call :"
"meth:`uncancel <asyncio.Task.uncancel>`. However, in cases when suppressing :"
"exc:`asyncio.CancelledError` is truly desired, it is necessary to also call "
"``uncancel()`` to completely remove the cancellation state."
msgstr ""
"Los componentes asyncio que permiten la simultaneidad estructurada, como :"
"class:`asyncio.TaskGroup` y :func:`asyncio.timeout`, se implementan mediante "
"cancelación internamente y podrían comportarse mal si una rutina traga :exc:"
"`asyncio.CancelledError`. De manera similar, el código de usuario "
"generalmente no debería llamar a :meth:`uncancel <asyncio.Task.uncancel>`. "
"Sin embargo, en los casos en los que realmente se desea suprimir :exc:"
"`asyncio.CancelledError`, es necesario llamar también a ``uncancel()`` para "
"eliminar completamente el estado de cancelación."
#: ../Doc/library/asyncio-task.rst:319
msgid "Task Groups"
msgstr "Grupos de tareas"
#: ../Doc/library/asyncio-task.rst:321
msgid ""
"Task groups combine a task creation API with a convenient and reliable way "
"to wait for all tasks in the group to finish."
msgstr ""
"Los grupos de tareas combinan una API de creación de tareas con una forma "
"conveniente y confiable de esperar a que finalicen todas las tareas del "
"grupo."
#: ../Doc/library/asyncio-task.rst:326
msgid ""
"An :ref:`asynchronous context manager <async-context-managers>` holding a "
"group of tasks. Tasks can be added to the group using :meth:`create_task`. "
"All tasks are awaited when the context manager exits."
msgstr ""
"Un :ref:`asynchronous context manager <async-context-managers>` que contiene "
"un grupo de tareas. Las tareas se pueden agregar al grupo usando :meth:"
"`create_task`. Se esperan todas las tareas cuando sale el administrador de "
"contexto."
#: ../Doc/library/asyncio-task.rst:335
msgid ""
"Create a task in this task group. The signature matches that of :func:"
"`asyncio.create_task`. If the task group is inactive (e.g. not yet entered, "
"already finished, or in the process of shutting down), we will close the "
"given ``coro``."
msgstr ""
#: ../Doc/library/asyncio-task.rst:343
msgid "Close the given coroutine if the task group is not active."
msgstr ""
#: ../Doc/library/asyncio-task.rst:345 ../Doc/library/asyncio-task.rst:550
#: ../Doc/library/asyncio-task.rst:723 ../Doc/library/asyncio-task.rst:781
#: ../Doc/library/asyncio-task.rst:807 ../Doc/library/asyncio-task.rst:847
msgid "Example::"
msgstr "Ejemplo::"
#: ../Doc/library/asyncio-task.rst:347
msgid ""
"async def main():\n"
" async with asyncio.TaskGroup() as tg:\n"
" task1 = tg.create_task(some_coro(...))\n"
" task2 = tg.create_task(another_coro(...))\n"
" print(f\"Both tasks have completed now: {task1.result()}, {task2."
"result()}\")"
msgstr ""
#: ../Doc/library/asyncio-task.rst:353
msgid ""
"The ``async with`` statement will wait for all tasks in the group to finish. "
"While waiting, new tasks may still be added to the group (for example, by "
"passing ``tg`` into one of the coroutines and calling ``tg.create_task()`` "
"in that coroutine). Once the last task has finished and the ``async with`` "
"block is exited, no new tasks may be added to the group."
msgstr ""
"La instrucción ``async with`` esperará a que finalicen todas las tareas del "
"grupo. Mientras espera, aún se pueden agregar nuevas tareas al grupo (por "
"ejemplo, pasando ``tg`` a una de las corrutinas y llamando a ``tg."
"create_task()`` en esa corrutina). Una vez finalizada la última tarea y "
"salido del bloque ``async with``, no se podrán añadir nuevas tareas al grupo."
#: ../Doc/library/asyncio-task.rst:360
msgid ""
"The first time any of the tasks belonging to the group fails with an "
"exception other than :exc:`asyncio.CancelledError`, the remaining tasks in "
"the group are cancelled. No further tasks can then be added to the group. At "
"this point, if the body of the ``async with`` statement is still active (i."
"e., :meth:`~object.__aexit__` hasn't been called yet), the task directly "
"containing the ``async with`` statement is also cancelled. The resulting :"
"exc:`asyncio.CancelledError` will interrupt an ``await``, but it will not "
"bubble out of the containing ``async with`` statement."
msgstr ""
"La primera vez que alguna de las tareas pertenecientes al grupo falla con "
"una excepción que no sea :exc:`asyncio.CancelledError`, las tareas restantes "
"del grupo se cancelan. No se pueden añadir más tareas al grupo. En este "
"punto, si el cuerpo de la instrucción ``async with`` aún está activo (es "
"decir, aún no se ha llamado a :meth:`~object.__aexit__`), la tarea que "
"contiene directamente la instrucción ``async with`` también se cancela. El :"
"exc:`asyncio.CancelledError` resultante interrumpirá un ``await``, pero no "
"saldrá de la instrucción ``async with`` que lo contiene."
#: ../Doc/library/asyncio-task.rst:370
msgid ""
"Once all tasks have finished, if any tasks have failed with an exception "
"other than :exc:`asyncio.CancelledError`, those exceptions are combined in "
"an :exc:`ExceptionGroup` or :exc:`BaseExceptionGroup` (as appropriate; see "
"their documentation) which is then raised."
msgstr ""
"Una vez que todas las tareas han finalizado, si alguna tarea ha fallado con "
"una excepción que no sea :exc:`asyncio.CancelledError`, esas excepciones se "
"combinan en un :exc:`ExceptionGroup` o :exc:`BaseExceptionGroup` (según "
"corresponda; consulte su documentación) que luego se genera."
#: ../Doc/library/asyncio-task.rst:377
msgid ""
"Two base exceptions are treated specially: If any task fails with :exc:"
"`KeyboardInterrupt` or :exc:`SystemExit`, the task group still cancels the "
"remaining tasks and waits for them, but then the initial :exc:"
"`KeyboardInterrupt` or :exc:`SystemExit` is re-raised instead of :exc:"
"`ExceptionGroup` or :exc:`BaseExceptionGroup`."
msgstr ""
"Dos excepciones básicas se tratan de manera especial: si alguna tarea falla "
"con :exc:`KeyboardInterrupt` o :exc:`SystemExit`, el grupo de tareas aún "
"cancela las tareas restantes y las espera, pero luego se vuelve a generar "
"el :exc:`KeyboardInterrupt` o :exc:`SystemExit` inicial en lugar de :exc:"
"`ExceptionGroup` o :exc:`BaseExceptionGroup`."
#: ../Doc/library/asyncio-task.rst:383
msgid ""
"If the body of the ``async with`` statement exits with an exception (so :"
"meth:`~object.__aexit__` is called with an exception set), this is treated "
"the same as if one of the tasks failed: the remaining tasks are cancelled "
"and then waited for, and non-cancellation exceptions are grouped into an "
"exception group and raised. The exception passed into :meth:`~object."
"__aexit__`, unless it is :exc:`asyncio.CancelledError`, is also included in "
"the exception group. The same special case is made for :exc:"
"`KeyboardInterrupt` and :exc:`SystemExit` as in the previous paragraph."
msgstr ""
"Si el cuerpo de la instrucción ``async with`` finaliza con una excepción "
"(por lo que se llama a :meth:`~object.__aexit__` con un conjunto de "
"excepciones), esto se trata igual que si una de las tareas fallara: las "
"tareas restantes se cancelan y luego se esperan, y las excepciones de no "
"cancelación se agrupan en un grupo de excepción y se generan. La excepción "
"pasada a :meth:`~object.__aexit__`, a menos que sea :exc:`asyncio."
"CancelledError`, también se incluye en el grupo de excepciones. Se hace el "
"mismo caso especial para :exc:`KeyboardInterrupt` y :exc:`SystemExit` que en "
"el párrafo anterior."
#: ../Doc/library/asyncio-task.rst:395
msgid ""
"Task groups are careful not to mix up the internal cancellation used to "
"\"wake up\" their :meth:`~object.__aexit__` with cancellation requests for "
"the task in which they are running made by other parties. In particular, "
"when one task group is syntactically nested in another, and both experience "
"an exception in one of their child tasks simultaneously, the inner task "
"group will process its exceptions, and then the outer task group will "
"receive another cancellation and process its own exceptions."
msgstr ""
#: ../Doc/library/asyncio-task.rst:403
msgid ""
"In the case where a task group is cancelled externally and also must raise "
"an :exc:`ExceptionGroup`, it will call the parent task's :meth:`~asyncio."
"Task.cancel` method. This ensures that a :exc:`asyncio.CancelledError` will "
"be raised at the next :keyword:`await`, so the cancellation is not lost."
msgstr ""
#: ../Doc/library/asyncio-task.rst:409
msgid ""
"Task groups preserve the cancellation count reported by :meth:`asyncio.Task."
"cancelling`."
msgstr ""
#: ../Doc/library/asyncio-task.rst:414
msgid ""
"Improved handling of simultaneous internal and external cancellations and "
"correct preservation of cancellation counts."
msgstr ""
#: ../Doc/library/asyncio-task.rst:418
msgid "Terminating a Task Group"
msgstr ""
#: ../Doc/library/asyncio-task.rst:420
msgid ""
"While terminating a task group is not natively supported by the standard "
"library, termination can be achieved by adding an exception-raising task to "
"the task group and ignoring the raised exception:"
msgstr ""
#: ../Doc/library/asyncio-task.rst:424
msgid ""
"import asyncio\n"
"from asyncio import TaskGroup\n"
"\n"
"class TerminateTaskGroup(Exception):\n"
" \"\"\"Exception raised to terminate a task group.\"\"\"\n"
"\n"
"async def force_terminate_task_group():\n"
" \"\"\"Used to force termination of a task group.\"\"\"\n"
" raise TerminateTaskGroup()\n"
"\n"
"async def job(task_id, sleep_time):\n"
" print(f'Task {task_id}: start')\n"
" await asyncio.sleep(sleep_time)\n"
" print(f'Task {task_id}: done')\n"
"\n"
"async def main():\n"
" try:\n"
" async with TaskGroup() as group:\n"
" # spawn some tasks\n"
" group.create_task(job(1, 0.5))\n"
" group.create_task(job(2, 1.5))\n"
" # sleep for 1 second\n"
" await asyncio.sleep(1)\n"
" # add an exception-raising task to force the group to terminate\n"
" group.create_task(force_terminate_task_group())\n"
" except* TerminateTaskGroup:\n"
" pass\n"
"\n"
"asyncio.run(main())"
msgstr ""
#: ../Doc/library/asyncio-task.rst:456
#, fuzzy
msgid "Expected output:"
msgstr "Salida esperada::"
#: ../Doc/library/asyncio-task.rst:458
msgid ""
"Task 1: start\n"
"Task 2: start\n"
"Task 1: done"
msgstr ""
#: ../Doc/library/asyncio-task.rst:465
msgid "Sleeping"
msgstr "Durmiendo"
#: ../Doc/library/asyncio-task.rst:469
msgid "Block for *delay* seconds."
msgstr "Bloquea por *delay* segundos."
#: ../Doc/library/asyncio-task.rst:471
msgid ""
"If *result* is provided, it is returned to the caller when the coroutine "
"completes."
msgstr ""
"Si se proporciona *result*, se retorna al autor de la llamada cuando se "
"completa la corrutina."
#: ../Doc/library/asyncio-task.rst:474
msgid ""
"``sleep()`` always suspends the current task, allowing other tasks to run."
msgstr ""
"``sleep()`` siempre suspende la tarea actual, permitiendo que se ejecuten "
"otras tareas."
#: ../Doc/library/asyncio-task.rst:477
msgid ""
"Setting the delay to 0 provides an optimized path to allow other tasks to "
"run. This can be used by long-running functions to avoid blocking the event "
"loop for the full duration of the function call."
msgstr ""
"Establecer el retraso en 0 proporciona una ruta optimizada para permitir que "
"se ejecuten otras tareas. Esto puede ser utilizado por funciones de "
"ejecución prolongada para evitar bloquear el bucle de eventos durante toda "
"la duración de la llamada a la función."
#: ../Doc/library/asyncio-task.rst:483
msgid ""
"Example of coroutine displaying the current date every second for 5 seconds::"
msgstr ""
"Ejemplo de una rutina que muestra la fecha actual cada segundo durante 5 "
"segundos::"
#: ../Doc/library/asyncio-task.rst:486
msgid ""
"import asyncio\n"
"import datetime\n"
"\n"
"async def display_date():\n"
" loop = asyncio.get_running_loop()\n"
" end_time = loop.time() + 5.0\n"
" while True:\n"
" print(datetime.datetime.now())\n"
" if (loop.time() + 1.0) >= end_time:\n"
" break\n"
" await asyncio.sleep(1)\n"
"\n"
"asyncio.run(display_date())"
msgstr ""
#: ../Doc/library/asyncio-task.rst:501 ../Doc/library/asyncio-task.rst:599
#: ../Doc/library/asyncio-task.rst:698 ../Doc/library/asyncio-task.rst:872
#: ../Doc/library/asyncio-task.rst:926 ../Doc/library/asyncio-task.rst:983
msgid "Removed the *loop* parameter."
msgstr "Se quitó el parámetro *loop*."
#: ../Doc/library/asyncio-task.rst:504
msgid "Raises :exc:`ValueError` if *delay* is :data:`~math.nan`."
msgstr ""
#: ../Doc/library/asyncio-task.rst:509
msgid "Running Tasks Concurrently"
msgstr "Ejecutando tareas concurrentemente"
#: ../Doc/library/asyncio-task.rst:513
msgid ""
"Run :ref:`awaitable objects <asyncio-awaitables>` in the *aws* sequence "
"*concurrently*."
msgstr ""
"Ejecute :ref:`objetos esperables <asyncio-awaitables>` en la secuencia *aws* "
"de forma *concurrently*."
#: ../Doc/library/asyncio-task.rst:516
msgid ""
"If any awaitable in *aws* is a coroutine, it is automatically scheduled as a "
"Task."
msgstr ""
"Si cualquier esperable en *aws* es una corrutina, se programa "
"automáticamente como una Tarea."
#: ../Doc/library/asyncio-task.rst:519
msgid ""
"If all awaitables are completed successfully, the result is an aggregate "
"list of returned values. The order of result values corresponds to the "
"order of awaitables in *aws*."
msgstr ""
"Si todos los esperables se completan correctamente, el resultado es una "
"lista agregada de valores retornados. El orden de los valores de resultado "
"corresponde al orden de esperables en *aws*."
#: ../Doc/library/asyncio-task.rst:523
msgid ""
"If *return_exceptions* is ``False`` (default), the first raised exception is "
"immediately propagated to the task that awaits on ``gather()``. Other "
"awaitables in the *aws* sequence **won't be cancelled** and will continue to "
"run."
msgstr ""
"Si *return_exceptions* es ``False`` (valor predeterminado), la primera "
"excepción provocada se propaga inmediatamente a la tarea que espera en "
"``gather()``. Otros esperables en la secuencia *aws* **no se cancelarán** y "
"continuarán ejecutándose."
#: ../Doc/library/asyncio-task.rst:528
msgid ""
"If *return_exceptions* is ``True``, exceptions are treated the same as "
"successful results, and aggregated in the result list."
msgstr ""
"Si *return_exceptions* es ``True``, las excepciones se tratan igual que los "
"resultados correctos y se agregan en la lista de resultados."
#: ../Doc/library/asyncio-task.rst:531
msgid ""
"If ``gather()`` is *cancelled*, all submitted awaitables (that have not "
"completed yet) are also *cancelled*."
msgstr ""
"Si ``gather()`` es *cancelado*, todos los esperables enviados (que aún no se "
"han completado) también se *cancelan*."
#: ../Doc/library/asyncio-task.rst:534
msgid ""
"If any Task or Future from the *aws* sequence is *cancelled*, it is treated "
"as if it raised :exc:`CancelledError` -- the ``gather()`` call is **not** "
"cancelled in this case. This is to prevent the cancellation of one "
"submitted Task/Future to cause other Tasks/Futures to be cancelled."
msgstr ""
"Si alguna Tarea o Future de la secuencia *aws* se *cancela*, se trata como "
"si se lanzara :exc:`CancelledError` -- la llamada ``gather()`` **no** se "
"cancela en este caso. Esto es para evitar la cancelación de una Tarea/Future "
"enviada para hacer que otras Tareas/Futures sean canceladas."
#: ../Doc/library/asyncio-task.rst:541
msgid ""
"A new alternative to create and run tasks concurrently and wait for their "
"completion is :class:`asyncio.TaskGroup`. *TaskGroup* provides stronger "
"safety guarantees than *gather* for scheduling a nesting of subtasks: if a "
"task (or a subtask, a task scheduled by a task) raises an exception, "
"*TaskGroup* will, while *gather* will not, cancel the remaining scheduled "
"tasks)."
msgstr ""
"Una forma más moderna de crear y ejecutar tareas simultáneamente y esperar a "
"que se completen es :class:`asyncio.TaskGroup`."
#: ../Doc/library/asyncio-task.rst:552
msgid ""
"import asyncio\n"
"\n"
"async def factorial(name, number):\n"
" f = 1\n"
" for i in range(2, number + 1):\n"
" print(f\"Task {name}: Compute factorial({number}), currently i={i}..."
"\")\n"
" await asyncio.sleep(1)\n"
" f *= i\n"
" print(f\"Task {name}: factorial({number}) = {f}\")\n"
" return f\n"
"\n"
"async def main():\n"
" # Schedule three calls *concurrently*:\n"
" L = await asyncio.gather(\n"
" factorial(\"A\", 2),\n"
" factorial(\"B\", 3),\n"
" factorial(\"C\", 4),\n"
" )\n"
" print(L)\n"
"\n"
"asyncio.run(main())\n"
"\n"
"# Expected output:\n"
"#\n"
"# Task A: Compute factorial(2), currently i=2...\n"
"# Task B: Compute factorial(3), currently i=2...\n"
"# Task C: Compute factorial(4), currently i=2...\n"
"# Task A: factorial(2) = 2\n"
"# Task B: Compute factorial(3), currently i=3...\n"
"# Task C: Compute factorial(4), currently i=3...\n"
"# Task B: factorial(3) = 6\n"
"# Task C: Compute factorial(4), currently i=4...\n"
"# Task C: factorial(4) = 24\n"
"# [2, 6, 24]"
msgstr ""
#: ../Doc/library/asyncio-task.rst:588
#, fuzzy
msgid ""
"If *return_exceptions* is false, cancelling gather() after it has been "
"marked done won't cancel any submitted awaitables. For instance, gather can "
"be marked done after propagating an exception to the caller, therefore, "
"calling ``gather.cancel()`` after catching an exception (raised by one of "
"the awaitables) from gather won't cancel any other awaitables."
msgstr ""
"Si *return_exceptions* es False, cancelar gather() después de que se haya "
"marcado como hecho no cancelará ninguna espera enviada. Por ejemplo, la "
"recopilación se puede marcar como hecha después de propagar una excepción a "
"la persona que llama, por lo tanto, llamar a ``gather.cancel()`` después de "
"detectar una excepción (generada por uno de los elementos pendientes) de "
"recopilación no cancelará ningún otro elemento pendiente."
#: ../Doc/library/asyncio-task.rst:595
msgid ""
"If the *gather* itself is cancelled, the cancellation is propagated "
"regardless of *return_exceptions*."
msgstr ""
"Si se cancela el propio *gather*, la cancelación se propaga "
"independientemente de *return_exceptions*."
#: ../Doc/library/asyncio-task.rst:602
msgid ""
"Deprecation warning is emitted if no positional arguments are provided or "
"not all positional arguments are Future-like objects and there is no running "
"event loop."
msgstr ""
"Se emite una advertencia de obsolescencia si no se proporcionan argumentos "
"posicionales o no todos los argumentos posicionales son objetos de tipo "
"Future y no hay un bucle de eventos en ejecución."
#: ../Doc/library/asyncio-task.rst:611
msgid "Eager Task Factory"
msgstr "Fábrica de tareas ansiosas"
#: ../Doc/library/asyncio-task.rst:615
msgid "A task factory for eager task execution."
msgstr "Una fábrica de tareas para una ejecución entusiasta de tareas."
#: ../Doc/library/asyncio-task.rst:617
msgid ""
"When using this factory (via :meth:`loop.set_task_factory(asyncio."
"eager_task_factory) <loop.set_task_factory>`), coroutines begin execution "
"synchronously during :class:`Task` construction. Tasks are only scheduled on "
"the event loop if they block. This can be a performance improvement as the "
"overhead of loop scheduling is avoided for coroutines that complete "
"synchronously."
msgstr ""
"Cuando se utiliza esta fábrica (a través de :meth:`loop."
"set_task_factory(asyncio.eager_task_factory) <loop.set_task_factory>`), las "
"corrutinas comienzan a ejecutarse sincrónicamente durante la construcción "
"de :class:`Task`. Las tareas sólo se programan en el bucle de eventos si se "
"bloquean. Esto puede suponer una mejora del rendimiento, ya que se evita la "
"sobrecarga de la programación del bucle para las corrutinas que se completan "
"sincrónicamente."