def main(self):
        if not os.path.exists(self.device):
            self.install()
        else:
            boto.log.info(self.device % "Device %s is already attached, skipping EBS Installer")
dataset/ETHPy150Open cloudera/hue/desktop/core/ext-py/boto-2.38.0/boto/pyami/installers/ubuntu/ebs.py/EBSInstaller.main/swapped operands of `%`