code: def dtype(self) -> torch.dtype:
      return list(self.model.parameters())[0].dtype
  
imports: import os
  import math
  import torch
  import numpy
  import torch.nn
  import torch.nn.functional
  from typing import Optional
  from cftool.cv import to_uint8
  from ....parameters import OPT
label_desc: Use image node_id 2 for calling the PiDiAPI obj's underlying member method code with example usage: obj.dtype() and returns: list