diy4.py

import random

# 私钥
key = "abcdefgh使用编程实现位移替换加密，制作密码机关真是太好玩了哈哈！"
# 要加密语句
message = input("激光机")
key_message = ''
port = "!!#%*()(@!(*&*&^%$@@$&#Y^YY$^^^%%:::PPOjuijujihujh))"
for i in message:
    str1 = i
    str2 = random.choice(key)
    str3 = random.choice(key)
    text = str1 + str2 + str3
    key_message = key_message + text

a = list(key_message)
n = random.randint( 0 , len(a))
a.insert(n,port)
a = "".join(a)
print(a)