import time import random from concurrent.futures import ThreadPoolExecutor from multiprocessing import Process, Pool def worker(n, index): print('开始第{}个进程,第{}个线程'.format(n, index)) t = random.random() time.sleep(t) print('结束第{}个进程,第{}个线程'.format(n, index)) def main(n): max_workers = 20 # 最大线程数 pool = ThreadPoolExecutor(max_workers=max_workers, thread_name_prefix='Thread') i = 0 while True: pool.submit(worker, n, i) i = i + 1 if __name__ == "__main__": pool1 = Pool(2) # 最大进程数2 for i in range(1,3): pool1.apply_async(main, args=(i, )) pool1.close() pool1.join()