class threading.local A class that represents thread-local data. For more details and extensive

address The address which is being used by the Listener object.

multiprocessing.cpu_count() Return the number of CPUs in the system. May raise

concurrent.futures.as_completed(fs, timeout=None) Returns an iterator over the Future instances (possibly created

Popen.send_signal(signal) Sends the signal signal to the child.

acquire(blocking=True, timeout=-1) Acquire a lock, blocking or non-blocking. When invoked with

start() Start the thread’s activity. It must be called at most once per thread object. It arranges

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

join_thread() Join the background thread. This can only be used after close() has been called. It blocks until

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