import base64
def safe_base64_decode(s): # 将字符串转换为字节串 s = s.encode('utf-8') # 将字符串长度补齐为 4 的倍数 s += b'=' * (4 - len(s) % 4) # 进行 base64 解码 return base64.b64decode(s)
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Super-String
import base64