code: def device_count() -> int:
      r"""Returns number of CPU devices (not cores). Always 1.
  
      N.B. This function only exists to facilitate device-agnostic code
      """
      return 1
  
imports: from contextlib import AbstractContextManager
  from typing import Any, Optional, Union
  import torch
  from ..None import device
  from .None import amp
label_desc: Use image node_id 6 for calling a global function with example usage: device_count() and returns: int