python3进度条

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python3进度条

1. from tqdm import tqdm
   
2. import time
   
3. import sys
   
4. 
   
5. for i in tqdm(range(100)):
   
6.     time.sleep(.1)
   
7. for i in range(100):
   
8.     a = (i + 1) / 5
   
9.     b = 20 - a
   
10.     # sys.stdout.write('\r>>convert image %d/%d'%(i,b))
    
11. 
    
12.     sys.stdout.write('\r|%s%s|%d%%' % (a * '▇', b * ' ', i + 1))
    
13.     sys.stdout.flush()
    
14.     time.sleep(1)

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26%|██▌       | 2558/10000 [00:28<01:24, 88.40it/s]Traceback (most recent call last):