自己写的，有用点个赞，谢谢啦☺️☺️
address = "110.123.12.503"
te = ()
ta = []
i = 1
j = 0
x = 0
tc = ''
answer = ''
te = (".")
while True:
if bin(int(te[x]))[j:i:1] == "b":
ta = bin(int(te[x]))[i::1]
tc = ("0" * (8 - len(ta))) + ta
x += 1
i = 1
j = 0
answer = answer+tc
i += 1
j += 1
if x == 4:
break
print(answer)