diff options
| -rw-r--r-- | Doc/library/asyncio-sync.rst | 27 |
1 files changed, 26 insertions, 1 deletions
diff --git a/Doc/library/asyncio-sync.rst b/Doc/library/asyncio-sync.rst index de38131..ceed5df 100644 --- a/Doc/library/asyncio-sync.rst +++ b/Doc/library/asyncio-sync.rst @@ -64,7 +64,7 @@ Lock .. method:: locked() - Return ``True`` if lock is acquired. + Return ``True`` if the lock is acquired. .. method:: acquire() @@ -141,6 +141,15 @@ Condition A new :class:`Lock` object is created and used as the underlying lock. + .. method:: acquire() + + Acquire the underlying lock. + + This method blocks until the lock is unlocked, then sets it to locked and + returns ``True``. + + This method is a :ref:`coroutine <coroutine>`. + .. method:: notify(n=1) By default, wake up one coroutine waiting on this condition, if any. @@ -156,6 +165,10 @@ Condition call until it can reacquire the lock. Since :meth:`notify` does not release the lock, its caller should. + .. method:: locked() + + Return ``True`` if the underlying lock is acquired. + .. method:: notify_all() Wake up all threads waiting on this condition. This method acts like @@ -163,6 +176,18 @@ Condition calling thread has not acquired the lock when this method is called, a :exc:`RuntimeError` is raised. + .. method:: release() + + Release the underlying lock. + + When the lock is locked, reset it to unlocked, and return. If any other + coroutines are blocked waiting for the lock to become unlocked, allow + exactly one of them to proceed. + + When invoked on an unlocked lock, a :exc:`RuntimeError` is raised. + + There is no return value. + .. method:: wait() Wait until notified. |