code: def _get_display_name(name, display_name):
      """Returns display_name from display_name and name."""
      if display_name is None:
          return name
      return display_name
  
file_path: tensorboard/tensorboard/plugins/mesh/summary.py
imports: import json
  import tensorflow
  from tensorboard.plugins.mesh import metadata
  from tensorboard.plugins.mesh import plugin_data_pb2
  from tensorboard.plugins.mesh import summary_v2
label_desc: Use image node_id 2 for calling a global function with example usage: _get_display_name(name, display_name) and returns: display_name, name