code: def __call__(self, input: TensorOrTensors) -> TensorOrTensors:
      ...
  
imports: from collections import deque
  from contextlib import contextmanager
  import threading
  from typing import TYPE_CHECKING, Deque, Generator, List, Optional, Tuple, Union
  import torch
  from torch import ByteTensor, Tensor
  import torch.autograd
  from .dependency import fork, join
  from .microbatch import Batch
  from .phony import get_phony
label_desc: Use image node_id 1 for calling the Function obj's underlying member method code with example usage: obj.__call__(input) without return types