Queue.put_nowait(item) Equivalent to put(item, False).

release() Release a lock, decrementing the recursion level. If after the decrement it is zero, reset the lock to unlocked (not

n_waiting The number of threads currently waiting in the barrier.

join(timeout=None) Wait until the thread terminates. This blocks the calling thread until the thread whose join()

exception multiprocessing.BufferTooShort Exception raised by Connection.recv_bytes_into() when the supplied buffer

Popen.args The args argument as it was passed to Popen – a sequence of program arguments or else a single

Namespace() Create a shared Namespace object and return a proxy for it.

start([initializer[, initargs]]) Start a subprocess to start the manager. If initializer is not None then

exitcode The child’s exit code. This will be None if the process has not yet terminated. A negative value -N

exception multiprocessing.AuthenticationError Raised when there is an authentication error.