code: def get(self, s: "URLS") -> str:
      if self._urls_dict is None:
          self._urls_dict = self._get_urls()
      return self._urls_dict[s]
  
imports: from typing import TYPE_CHECKING, Dict, Optional
label_desc: Use image node_id 3 for calling the WBURLs obj's underlying member method code with example usage: obj.get(s) and returns: self