diy4.py

message=input("输入密码")
import random
key = "abcdefgh使jtyey用编程sfghgnty实现jetyk位移fgdjy替换gh加密，fgdgfh,制作密ngh码机ffgjcd关.jl真是太好玩了哈哈！"
key_message="" 
noise="魏子轩去死吧"
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)
A.insert(random.randint(0,len(A)),noise)
B="".join(A)
print(B)