code: def qfallback(callable, *args, **kwargs):
      """Fallback method for QTensor inputs.
  
      When a torch function or an aten operation is not supported for the specified
      QTensor arguments, each QTensor arg or kwarg is dequantized to a torch.Tensor
      before calling the target function or op.
      """
      args, kwargs = pytree.tree_map_only(
          QTensor, lambda x: x.dequantize(), (args, kwargs or {})
      )
      return callable(*args, **kwargs)
  
imports: from dataclasses import dataclass
  from typing import Optional
  import torch
  from torch.autograd import Function
  from torch.utils import _pytree
label_desc: Use image node_id 4 for calling a global function with example usage: qfallback(callable) and returns: callable