code: def test_keras():
      input_data = np.random.random((10, 3, 4)).astype(np.float32)
      test_utils.layer_test(
          spectral_normalization.SpectralNormalization,
          kwargs={
              "layer": tf.keras.layers.Dense(2),
              "input_shape": (3, 4),
          },
          input_data=input_data,
      )
  
file_path: addons/tensorflow_addons/layers/tests/spectral_normalization_test.py
imports: import numpy
  import pytest
  import tensorflow
  from tensorflow_addons.layers import spectral_normalization
  from tensorflow_addons.utils import test_utils
label_desc: Use image node_id 1 for calling a global function with example usage: test_keras() without return types