code: def get_mapped_trackable(trackable, object_map):
      """Returns the mapped trackable if possible, otherwise returns trackable."""
      if object_map is None:
          return trackable
      else:
          return object_map.get(trackable, trackable)
  
file_path: tensorflow-upstream/tensorflow/python/checkpoint/util.py
imports: from tensorflow.core.protobuf import trackable_object_graph_pb2
  from tensorflow.python.ops import resource_variable_ops
  from tensorflow.python.ops import variables
  from tensorflow.python.trackable import trackable_utils
  from tensorflow.python.util import object_identity
label_desc: Use image node_id 2 for calling a global function with example usage: get_mapped_trackable(trackable, object_map) and returns: trackable, object_map