def upload_bundle(self, bucket, prefix, ssh_key):
        command = ""
        if self.uname != 'root':
            command = "sudo "
        command += 'ec2-upload-bundle '
        command += prefix % '-m /mnt/%s.manifest.xml '
        command += '-b %s ' % bucket
        command += '-a %s ' % self.server.ec2.aws_access_key_id
        command += '-s %s ' % self.server.ec2.aws_secret_access_key
        return command
dataset/ETHPy150Open darcyliu/storyboard/boto/manage/server.py/Bundler.upload_bundle/swapped operands of `%`