Expanded demo code for Python3 logging with multiprocessing

no_log_config_in_main.py

# logger configuration uncommented in worker_process
def worker_process(queue):
    worker_configurer(queue)
    for i in range(3):
        sleep(random())
        innerlogger = logging.getLogger('worker')
        innerlogger.info(f'Logging a random number {randint(0, 10)}')


# logger configuration commented out in main
def main():
    queue = multiprocessing.Queue(-1)
    listener = multiprocessing.Process(
        target=listener_process, args=(queue,))
    listener.start()

    # worker_configurer(queue)
    main_logger = logging.getLogger('main')
    main_logger.info('Logging from main')
    workers = []
    for i in range(3):
        worker = multiprocessing.Process(target=worker_process, args=(queue,))
        workers.append(worker)
        worker.start()
    for w in workers:
        w.join()
    main_logger.info('main function ends')