1 #progress bar2

 2 #The sytle of prgress bar will be shown as below

 3 ##16%[********->------------------------------------------]0.86s

 4 #It will be divided into three part:ratio,progress bar,duration time

 5 # \r, first use \r to force cursor goto beginng of a line every time

 6 #

 7 import time

 8 scale = 50 #define the scope of char shown as progress bar

 9 print('Getting Start'.center(scale//2,'-'))

10

11 start = time.perf_counter()

12

13 for i in range(scale + 1):

14     ratio = i/scale

15     star = '*' * i

16     hyphen = '-' * (scale - i)

17     dur = time.perf_counter() - start

18     print('\r{:>4.0%}[{}->{}]{:.2f}s'.format(ratio,star,hyphen,dur),end='')

19     time.sleep(0.1)