code: def get_cuda_device_if_available(index: int = 0) -> torch.device:
      """Tries to get cuda device, if fail, returns cpu.
  
      Args:
          index: cuda device index
  
      Returns:
          torch.device
      """
      if torch.cuda.is_available():
          return torch.device(f"cuda:{index}")
  
      return torch.device("cpu")
  
imports: import platform
  import sys
  import warnings
  from functools import wraps
  from inspect import isclass, isfunction
  from typing import TYPE_CHECKING, Any, Callable, List, Optional, Tuple, Union, overload
  import torch
  from torch.linalg import inv_ex
  from kornia.core import Tensor
  from kornia.utils._compat import torch_version_ge
label_desc: Use image node_id 1 for calling a global function with example usage: get_cuda_device_if_available(index) and returns: torch, torch