code: def get_class_to_mesh_name_mapping(cfg: CfgNode) -> Dict[int, str]:
      return {
          int(class_id): mesh_name
          for class_id, mesh_name in cfg.DATASETS.CLASS_TO_MESH_NAME_MAPPING.items()
      }
  
imports: import os
  from typing import Dict, Optional
  from detectron2.config import CfgNode
label_desc: Use image node_id 3 for calling a global function with example usage: get_class_to_mesh_name_mapping(cfg) and returns: unknown