reset() Return the barrier to the default, empty state. Any threads waiting on it will receive the BrokenBarrierError

BoundedSemaphore([value]) Create a shared

class multiprocessing.pool.AsyncResult The class of the result returned by Pool.apply_async() and Pool.map_async()

threading.settrace(func) Set a trace function for all threads started from the threading module. The func

Popen.pid The process ID of the child process. Note that if you set the shell argument

notify_all() Wake up all threads waiting on this condition. This method acts like notify(), but wakes up all waiting

exception subprocess.CalledProcessError Subclass of SubprocessError, raised when a process run by check_call()

close() Close the connection. This is called automatically when the connection is garbage collected

set() Set the internal flag to true. All threads waiting for it to become true are awakened. Threads that call wait()

task_done() Indicate that a formerly enqueued task is complete. Used by queue consumers. For each get() used to