1.保留空格

string = '          #       **'

for i in range(0, len(string), 8):

    print(string[i:i+8])

2.用0替代空格 1替代*

s = " # **"
x = ""
for i in s:

if i == ' ': 
    x += '0' 
elif i == '\*': 
    x += '1' 
else: 
    x += i 

print(x)