Python 常用模块

tqdm 模块

---

import requests
from tqdm import tqdm

url = "www.xxxx.com/xxx/xxx"
res = requests.get(url=url, stream=True)
content_size = res.headers['Content-Length'] / 1024 / 1024 # kb
with open('测试.mp4', mode='wb') as f:
    for data in tqdm(iterable=res.iter_content(1024), # 进度条单位大小
                     total=content_size, # 总大小
                     unit='k', # 单位
                     desc='视频下载'): # 秒速
        f.write(data)

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