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GH-96704: Add task.get_context(), use it in call_exception_handler() #96756

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Merged
gvanrossum merged 7 commits into from
Oct 5, 2022
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GH-96704: Add task.get_context(), use it in call_exception_handler() #96756

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1d2d081
GH-96704: Add task.get_context(), use it in call_exception_handler()
gvanrossum Sep 11, 2022
9fbc1d8
add two tests
kumaraditya303 Sep 17, 2022
bc3000b
📜🤖 Added by blurb_it.
blurb-it[bot] Sep 18, 2022
bcd1a4a
Also look in handle for contextvars
gvanrossum Oct 4, 2022
d9ccfe3
Update NEWS
gvanrossum Oct 4, 2022
a362fc0
Document the {Task,Handle}.get_context() methods
gvanrossum Oct 4, 2022
0ca5023
Document change for exception handler
gvanrossum Oct 4, 2022
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Document change for exception handler
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@gvanrossum
gvanrossum committed Oct 4, 2022
commit 0ca502343b935365f6e0f7e477a667f0b93fc55b
9 changes: 9 additions & 0 deletions Doc/library/asyncio-eventloop.rst
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Expand Up @@ -1271,6 +1271,15 @@ Allows customizing how exceptions are handled in the event loop.
(see :meth:`call_exception_handler` documentation for details
about context).

If the handler is called on behalf of a :class:`~asyncio.Task` or
:class:`~asyncio.Handle`, it is run in the
:class:`contextvars.Context` of that task or callback handle.

.. versionchanged:: 3.12

The handler may be called in the :class:`~contextvars.Context`
of the task or handle where the exception originated.

.. method:: loop.get_exception_handler()

Return the current exception handler, or ``None`` if no custom
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