Python Library Reference
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6.20 mutex
6.20.1 Mutex Objects
mutex
objects have following methods:
test
()
Check whether the mutex is locked.
testandset
()
``Atomic'' test-and-set, grab the lock if it is not set, and return true, otherwise, return false.
lock
(
function, argument
)
Execute
function
(
argument
)
, unless the mutex is locked. In the case it is locked, place the function and argument on the queue. See
unlock
for explanation of when
function
(
argument
)
is executed in that case.
unlock
()
Unlock the mutex if queue is empty, otherwise execute the first element in the queue.
Python Library Reference
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6.20 mutex
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