class_docstr: Holds a packed distributed variable and a device.
class_docstr_tok: ["Holds","a","packed","distributed","variable","and","a","device","."]
code: def on_device_handle(self):
      with ops.device(self._device):
          return self._var.get_var_on_current_device().handle
  
imports: from tensorflow.python.distribute import device_util
  from tensorflow.python.eager import context
  from tensorflow.python.framework import ops
  from tensorflow.python.framework import tensor_conversion_registry
  from tensorflow.python.ops import math_ops
  from tensorflow.python.ops import resource_variable_ops
label_desc: Use image node_id 10 for calling the PackedVarAndDevice obj's underlying member method code with example usage: obj.on_device_handle() and returns: self