code: def matches(self, tags):
      for k, v in tags.items():
          if k not in self.tags or self.tags[k] != v:
              return False
      return True
  
imports: import re
  import threading
  from subprocess import CalledProcessError
  from typing import Callable, Dict, List, Optional
  from ray.autoscaler.node_provider import NodeProvider
label_desc: Use image node_id 2 for calling the MockNode obj's underlying member method code with example usage: obj.matches(tags) and returns: True, False