tqdm中加入前缀和后缀进行描述

tqdm_with_description.py

import time
from tqdm import tqdm

if __name__ == '__main__':
    s = 0
    t = tqdm(range(100))
    for i in t:
        s += i
        time.sleep(0.05)
        t.set_description("step{0:3d}".format(i))
        t.set_postfix({'sum':s,'double sum':s*2})