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又回来学点东西了

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郝仁E哥

#1 Created at ... [Delete] [Delete and Lock User] 
# -*- coding: utf-8 -*-
import base64

def safe_base64_decode(s):
    return base64.b64decode(s+(len(s)%4)*b'=')   #自动补全省略的'='号


# 测试:
assert b'abcd' == safe_base64_decode(b'YWJjZA=='), safe_base64_decode('YWJjZA==')
assert b'abcd' == safe_base64_decode(b'YWJjZA'), safe_base64_decode('YWJjZA')
print('ok')
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