[3.14] Mention the "context manager" keyword in concurrent.futures documentation (GH-130976) (#137810)

Co-authored-by: Jakub Stasiak <jakub@stasiak.at>
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Miss Islington (bot) 2025-09-11 11:17:25 +02:00 committed by GitHub
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@ -101,10 +101,10 @@ Executor Objects
executor has started running will be completed prior to this method executor has started running will be completed prior to this method
returning. The remaining futures are cancelled. returning. The remaining futures are cancelled.
You can avoid having to call this method explicitly if you use the You can avoid having to call this method explicitly if you use the executor
:keyword:`with` statement, which will shutdown the :class:`Executor` as a :term:`context manager` via the :keyword:`with` statement, which
(waiting as if :meth:`Executor.shutdown` were called with *wait* set to will shutdown the :class:`Executor` (waiting as if :meth:`Executor.shutdown`
``True``):: were called with *wait* set to ``True``)::
import shutil import shutil
with ThreadPoolExecutor(max_workers=4) as e: with ThreadPoolExecutor(max_workers=4) as e: