class threading.Event Class implementing event objects. An event manages a flag that can be set to true with the set()

class multiprocessing.managers.Namespace A type that can register with SyncManager. A

returncode Exit status of the child process. If the process exited due to a signal, this will be the negative signal number

setName() Old getter/setter API for name; use it directly as a property instead.

multiprocessing.sharedctypes.Array(typecode_or_type, size_or_initializer, *, lock=True) The same as RawArray()

Queue([maxsize]) Create a shared

fileno() Return the file descriptor or handle used by the connection.

_callmethod(methodname[, args[, kwds]]) Call and return the result of a method of the proxy’s referent. If

lock.locked() Return the status of the lock: True if it has been acquired by some thread, False if

n_waiting The number of threads currently waiting in the barrier.