Class t.i.d.DeferredLock(_ConcurrencyPrimitive):

Part of twisted.internet.defer View Source View In Hierarchy

A lock for event driven systems.

Instance Variables locked True when this Lock has been acquired, false at all other times. Do not change this value, but it is useful to examine for the equivalent of a "non-blocking" acquisition.

Split Table into Classes Show Methods in One Table

Line #	Kind	Name	Docs
874	Method	acquire	Attempt to acquire the lock.
887	Method	release	Release the lock.

Inherited from _ConcurrencyPrimitive:

Line #	Kind	Name	Docs
825	Method	__init__	Undocumented
832	Method	run	Acquire, run, release.
828	Method	_releaseAndReturn	Undocumented

Line #	Kind	Name	Docs
825	Method	__init__	Undocumented
874	Method	acquire	Attempt to acquire the lock.
887	Method	release	Release the lock.
832	Method	run	Acquire, run, release.
828	Method	_releaseAndReturn	Undocumented

def acquire(self): (source)

Attempt to acquire the lock.

Returns a Deferred which fires on lock acquisition.

def release(self): (source)

Release the lock.

Should be called by whomever did the acquire() when the shared resource is free.

API Documentation for Twisted, generated by pydoctor at 2008-10-26 16:12:37.