code: def __init__(self):
      # The fields in this class get set after its construction.
      pass
  
imports: import collections
  from dataclasses import dataclass
  from enum import Enum
  from typing import Any, Callable, Dict, List, NewType, Optional, Set, Tuple, Union
  import torch
  import torch.utils._pytree
  from torch._guards import Source
  from torch._subclasses import FakeTensor
  from torch._subclasses.fake_tensor import is_fake
  from ..None import config
  from .utils import strict_zip
label_desc: Use image node_id 1 to create a new SubclassMeta object  with example: obj = SubclassMeta()