docstr: Get all images that have no corresponding final label
  
  :param label_tag: the matching label tag
  :param labels: list of matching labels
  :return: list of image ids List[str]
docstr_tok: ["Get","all","images","that","have","no","corresponding","final","label",":","param","label_tag",":","the","matching","label","tag",":","param","labels",":","list","of","matching","labels",":","return",":","list","of","image","ids","List","[","str","]"]
code: def get_unlabeled_images(
      self,
      label_tag: Optional[str] = None,
      labels: Optional[List[str]] = None,
  ) -> List[str]:
      """
      Get all images that have no corresponding final label
  
      :param label_tag: the matching label tag
      :param labels: list of matching labels
      :return: list of image ids List[str]
      """
      pass
  
imports: from abc import ABCMeta, abstractmethod
  from enum import Enum
  from typing import Any, Dict, List, Optional
label_desc: Use image node_id 15 for calling the Datastore obj's underlying member method code with example usage: obj.get_unlabeled_images(label_tag, labels) without return types