class_docstr: Base class of visitors that visits device resident objects recursively.
  
  ..  seealso::
      :class:`chainer.DeviceResident`
docstr: Processes a :class:`~chainer.DeviceResident` instance.
docstr_tok: ["Processes","a",":","class",":","`","~chainer.DeviceResident","`","instance","."]
code: def visit_device_resident(self, device_resident):
      """Processes a :class:`~chainer.DeviceResident` instance."""
      raise NotImplementedError()
  
imports: from __future__ import absolute_import
  import abc
  import sys
  import threading
  import typing
  import warnings
  import numpy
  import chainer
  from chainer import backend
  from chainer.backends import _cpu
  from chainer.backends import cuda
  from chainer.backends import intel64
  from chainer import types
  from chainer import utils
  import chainerx
label_desc: Use image node_id 1 for calling the DeviceResidentsVisitor obj's underlying member method code with example usage: obj.visit_device_resident(device_resident) without return types