Python3 Rot_13 算法

Python3 Rot_13算法

#!/usr/bin/env python
# -*- coding: utf-8 -*-
'''
@Author  :  HeliantHuS
@Time    :  2018/12/17 8:26
@Version :  1.0
@Contact :  [email protected]
'''

import string
s1 = "a1zLbgQsCESEIqRLwuQAyMwLyq2L5VwBxqGA3RQAyumZ0tmMvSGM2ZwB4tws"
rot13_1 = string.ascii_lowercase[:13]
rot13_2 = string.ascii_lowercase[13:]
result = []
for i in s1:
    find_1 = rot13_1.find(i.lower())
    if find_1 != -1:
        if i.isupper():
            result.append(rot13_2[find_1].upper())
            continue
        result.append(rot13_2[find_1])
    find_2 = rot13_2.find(i.lower())
    if find_2 != -1:
        if i.isupper():
            result.append(rot13_1[find_2].upper())
            continue
        result.append(rot13_1[find_2])
    if find_1 == -1 and find_2 == -1:
        result.append(i)
    
print("". join(result))

s1里面填写要转码的字符串！！！

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程序不是年轻的专利，但是，他属于年轻。