code: def forward(self, x: Tensor, **kwargs: Dict[str, Any]) -> Tensor:
      return self.fn(self.norm(x), **kwargs)
  
imports: from typing import Any, Dict, Tuple
  import torch
  from torch import nn
  from kornia.core import Module, Tensor
label_desc: Use image node_id 2 for calling the PreNorm obj's underlying member method code with example usage: obj.forward(x) and returns: self