code: def test_zero_shot_labels():
      models = _get_models_with_tag("zero-shot")
      _apply_zero_shot_models(models)
  
imports: import random
  import unittest
  import fiftyone
  import fiftyone.zoo
  from fiftyone import ViewField
label_desc: Use image node_id 16 for calling a global function with example usage: test_zero_shot_labels() without return types