python - multi processing

multiproc.py

import concurrent.futures


def wait():
    print('Waiting')
    for x in range(10 ** 100):
        z = 10 + 20
    print('Done')


def main():
    executor = concurrent.futures.ProcessPoolExecutor(max_workers=10)
    for x in range(0, 10):
        executor.submit(wait)


if __name__ == '__main__':
    main()