code: def MODEL_DTYPE(self) -> torch.dtype:
      if self.TORCH_DEVICE_MODEL == "cuda":
          return torch.bfloat16
      else:
          return torch.float32
  
file_path: pdf-to-markdown/marker/settings.py
imports: import os
  from typing import Optional, List, Dict
  from dotenv import find_dotenv
  from pydantic import computed_field
  from pydantic_settings import BaseSettings
  import fitz
  import torch
label_desc: Use image node_id 3 for calling the Settings obj's underlying member method code with example usage: obj.MODEL_DTYPE() and returns: torch, torch