code: def _serialize_to_tensors(self):
      return self.value._serialize_to_tensors()
  
imports: import os
  from tensorflow.python.checkpoint import checkpoint
  from tensorflow.python.eager import test
  from tensorflow.python.ops import resource_variable_ops
  from tensorflow.python.ops import variables
  from tensorflow.python.saved_model import load
  from tensorflow.python.saved_model import save
  from tensorflow.python.trackable import autotrackable
  from tensorflow.python.trackable import base
label_desc: Use image node_id 3 for calling the VariableWrapper obj's underlying member method code with example usage: obj._serialize_to_tensors() and returns: self