标签：tqdm 进度条 update mp import multiprocessing pool ls
代码
import multiprocessing as mp
import platform
from tqdm import tqdm
import wget
ls = ['url1', 'url2', 'url3'] # 这里填入实际要下载的url
pbar = tqdm(total=len(ls))
pbar.set_description('Sleep')
update = lambda *args: pbar.update()
# mac上好像要加上这个
mp.set_start_method('forkserver', force=True)
# 有多少个核心就开多少个进程
n_proc = mp.cpu_count()
pool = mp.Pool(n_proc)
for d in ls:
pool.apply_async(wget.download, (d, './download', ), callback=update)
pool.close()
pool.join()
标签：tqdm,
进度条,
update,
mp,
import,
multiprocessing,
pool,
ls
From： https://www.cnblogs.com/urahyou/p/17307527.html