import time
scale=10
print("{:-^18}".format("执行开始"))
for i in range(scale+1):
a="*"*i
b="."*scale
scale -= 1
c=i*scale
print('{:^3}%[{}->{}]'.format(c,a,b))
time.sleep(0.01)
print("{:-^18}".format("执行结束"))
import time
scale=10
print("{:-^18}".format("执行开始"))
for i in range(scale+1):
a="*"*i
b="."*scale
scale -= 1
c=i*scale
print('{:^3}%[{}->{}]'.format(c,a,b))
time.sleep(0.01)
print("{:-^18}".format("执行结束"))