def __init__(self, bucket, key):
        message = ('Digest file\ts3://%s/%s\tINVALID: signature verification '
                   'failed') % (bucket, key)
        super(DigestSignatureError, self).__init__(message)
dataset/ETHPy150Open aws/aws-cli/awscli/customizations/cloudtrail/validation.py/DigestSignatureError.__init__/original