TextProBarV1.py

import time
scale = 10
print("------执行开始------")
for i in range(scale+1):
    a = '*' * i
    b = '.' * (scale - i)
    c = (i/scale)*100
    print("{:^3.0f}%[{}-->{}]".format(c,a,b))
    time.sleep(0.1)
print("------执行结束------"

textprobarv2.py

import time
for i in range(101):
    print("\r{:3}%".format(i), end="")
    time.sleep(0.1)

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("\r"+"执行结束".center(scale//2,'_'))