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- import base64
- from pydantic import BaseModel, ValidationError
-
- def find_base64_truncation(encoded_data):
- # 将输入字符串划分为4字符的组
- for i in range(0, len(encoded_data), 4):
- chunk = encoded_data[i:i+4]
- try:
- # 尝试解码当前4字符组
- res = base64.b64decode(chunk)
- print(f"解码成功，截断点位于索引 {i}, 字符组为 '{chunk}', 解码结果为: {res.decode()}")
- except Exception as e:
- # 如果解码失败，打印出错误位置和可能的截断点
- print(f"可能的截断点位于索引 {i}, 字符组为 '{chunk}', 错误信息: {e}")
- break # 假设你有一个 Base64 编码的字符串
- encoded_data = "gAAAAABmK1YeWb24sQcKaJVtnmeoexGo3-W8dJlNEFrLZzBhtpZPUglAkG-VNzMBnLiY14vRuOORZen24-I0wVytnbNa61LO0UY2bZqF4k6vugsPGCgPUT5vvvm7hYlG3FcGwTG1zNM6EMfGelC2vS-LTFjByMwQ8AB_YjLtkRFaJ4nHEgUexow="
- find_base64_truncation(encoded_data=encoded_data)
- # Base64 解码
- # decoded_data = base64.b64decode(encoded_data)
- # print(decoded_data)
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