code: def get_class_names():
      """Returns a list with the class names of the model output labels."""
      return [c.name for c in CLASSES if not c.ignore_in_eval]
  
file_path: scenic/scenic/dataset_lib/cityscapes_dataset.py
imports: import collections
  import functools
  from typing import Optional
  from absl import logging
  import jax.numpy
  import numpy
  from scenic.dataset_lib import dataset_utils
  from scenic.dataset_lib import datasets
  import tensorflow
label_desc: Use image node_id 5 for calling a global function with example usage: get_class_names() and returns: unknown