code: def _get_classes():
      classes = [
          "Plane",
          "Car",
          "Bird",
          "Cat",
          "Deer",
          "Dog",
          "Frog",
          "Horse",
          "Ship",
          "Truck",
      ]
      return classes
  
imports: import unittest
  from typing import Callable, List, Union
  import torch
  import torch.nn
  from captum.insights import AttributionVisualizer, Batch
  from captum.insights.attr_vis.app import FilterConfig
  from captum.insights.attr_vis.features import BaseFeature, FeatureOutput, ImageFeature
  from tests.helpers.basic import BaseTest
label_desc: Use image node_id 1 for calling a global function with example usage: _get_classes() and returns: classes