嵌套循环多进程

?

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25

from multiprocessing import Pool import logging   def log_conf():     logging.basicConfig(         level=logging.DEBUG,         format='{} {:<12}: {}'.format(('%(asctime)s'),('[%(levelname)s]'),('%(message)s')),         filename='app1.log'     )   def task(i,a):     log_conf()     result='task {}的循环数{}'.format(i,a)     logging.info(result)   if __name__=='__main__':     log_conf()     # logging.info('info')     p=Pool(4)     for i in range(10):         for a in range(10,20):             p.apply_async(task,args=(i,a))     p.close()     p.join()     print('主进程结束')