code: def __init__(
      self, name: Optional[str] = None, add_fn: Callable = torch.add
  ) -> None:
      super().__init__(name=name, fn=add_fn)
  
imports: from typing import Any, Callable, List, Optional, TYPE_CHECKING
  import torch
  from torch import Tensor
label_desc: Use image node_id 1 to create a new Sum object from inherited base classes: GeneralAccumFn with example: obj = Sum(name, add_fn)