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Improve the threading.Condition docs.

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Antoine Pitrou 2012-04-11 19:37:56 +02:00
parent 2c5807572f
commit f6cd9b2d46
1 changed files with 5 additions and 3 deletions
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8
Doc/library/threading.rst
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@ -561,12 +561,14 @@ producer-consumer situation with unlimited buffer capacity::
# Produce one item
with cv:
make_an_item_available()
cv.notify()
The ``while`` loop checking for the application's condition is necessary
because :meth:`~Condition.wait` can return after an arbitrary long time,
and other threads may have exhausted the available items in between. This
is inherent to multi-threaded programming. The :meth:`~Condition.wait_for`
method can be used to automate the condition checking::
and the condition which prompted the :meth:`~Condition.notify` call may
no longer hold true. This is inherent to multi-threaded programming. The
:meth:`~Condition.wait_for` method can be used to automate the condition
checking, and eases the computation of timeouts::
# Consume an item
with cv: