code: def forward(self, raw_ids: torch.Tensor) -> torch.Tensor:
      pass
  
imports: import abc
  import logging
  from typing import cast, Dict, Tuple
  import reagent.core.types
  import torch
label_desc: Use image node_id 1 for calling the MapIDList obj's underlying member method code with example usage: obj.forward(raw_ids) without return types