相关部分代码

position = 0
def dw(url, path):
    r = requests.get(url, headers=HEADERS, proxies=PROXIES, stream=True)
    global position
    progress = tqdm(
        total=int(r.headers['Content-Length']),
        # unit='B',
        unit_scale=True,
        desc=path,
        # dynamic_ncols=True,
        position=position,
        bar_format='{desc}{percentage}',
    )
    position += 1
    with open(path, 'wb') as f:
        for chunk in r.iter_content(1024):
            progress.update(len(chunk))
            f.write(chunk)
        progress.close()


pool = Pool(10)
for i in urls:
    # i 文件链接
    # path 保存路径
    inf = pool.apply_async(dw, args=(i, path))
pool.close()
pool.join()