code: def get_dense_model_generators():
      return {
          "func1": common_test_utils.make_one_layer_functional_model,
          "func2": common_test_utils.make_two_layer_functional_model,
          "tower2": common_test_utils.make_two_tower_model,
      }
  
file_path: privacy/tensorflow_privacy/privacy/fast_gradient_clipping/registry_functions/dense_test.py
imports: from absl.testing import parameterized
  import tensorflow
  from tensorflow_privacy.privacy.fast_gradient_clipping import common_test_utils
  from tensorflow_privacy.privacy.fast_gradient_clipping import layer_registry
  from tensorflow_privacy.privacy.fast_gradient_clipping.registry_functions import dense
label_desc: Use image node_id 2 for calling a global function with example usage: get_dense_model_generators() and returns: dict