import math import time scale=20 t=time.process_time() for i in range(scale+1): a,b='**'*i,'..'*(scale-i) c=(i/scale)*100 π=4*(4*math.atan(1/5)-math.atan(1/239)) print("%[{:3}{}->{}]".format(a,b,c)) time.sleep(0.1) print(π) print("{:.2f}s".format (t)) Print ( " execution ended " )
Pi progress bar calculation
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Origin www.cnblogs.com/ikome/p/12611733.html
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