def _ValidateEntry(self, entry):
    if not entry.subnet:
      return MISSING_SUBNET
    try:
      ipaddr.IPNetwork(entry.subnet)
    except ValueError:
      return BAD_IPV_SUBNET % entry.subnet
    parts = entry.subnet.split('/')
    if len(parts) == 2 and not re.match('^[0-9]+$', parts[1]):
      return entry.subnet % BAD_PREFIX_LENGTH
dataset/ETHPy150Open GoogleCloudPlatform/python-compat-runtime/appengine-compat/exported_appengine_sdk/google/appengine/tools/dos_xml_parser.py/DosXmlParser._ValidateEntry/swapped operands of `%`