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A module to provide some very basic threading primitives, such as
synchronization.
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Hack to allow locks to be unpickled on an unthreaded system.
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Make all methods listed in each class' synchronized attribute synchronized.
The synchronized attribute should be a list of strings, consisting of the
names of methods that must be synchronized. If we are running in threaded
mode these methods will be wrapped with a lock.
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Don't bother calling this. If it needs to happen, it will happen.
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