code: def _skip_visiting(self, obj_device):
      return (
          self._skip_between_cupy_devices
          and isinstance(self._device, backend.GpuDevice)
          and isinstance(obj_device, backend.GpuDevice)
      )
  
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 6 for calling the _ToDeviceVisitor obj's underlying member method code with example usage: obj._skip_visiting(obj_device) and returns: unknown