diy2.py

import random
message = "诺依，周末一起去看动漫展吧！"
key = "尼歌剧蝴蝶让人感叹他给的挺好给他和风格和太后他他给他和合同儿童黄河以南汇入很讨厌会突然和有人能够你他给给怀疑他就更好一天合同还有你好给有他"
str4 = ""
# 请对message进行遍历，取出所有元素
for i in message:
    str1 = random.choice(key)
    str2 = random.choice(key)
    str3 = i + str1 + str2
    str4 = str4 + str3
print(str4)