update.py 文件源码

def _chown(filepath):
    if not subprocess.mswindows and os.path.exists(filepath):
        try:
            os.chown(filepath, int(os.environ.get("SUDO_UID", -1)), int(os.environ.get("SUDO_GID", -1)))
        except Exception, ex:
            print "[x] '%s'" % ex