文本进度条

#TextProBarV3.py
import time
scale = 50
print("执行开始".center(scale//2,"-"))
start = time.perf_counter()
for i in range(scale+1):
    a='*'* i
    b = '.'*(scale-i)
    c = (i/scale)*100
    dur = time.perf_counter()-start
    print("\r{:3.0f}%[{}->{}]{:.2f}s".format(c,a,b,dur),end="")
    time.sleep(0.1)
print("\n"+"执行结束".center(scale//2,'-'))

只是个人的学习笔记，没有兴趣的朋友不要接着往下看了！有兴趣可以作为参考！