message: Don't include code references in comments in code_blocks because they won't show up as links.
diff: @@ -42,7 +42,7 @@ class BatchNormalization(keras_layers.BatchNormalization, base.Layer):
  to be explicitly included. Here's a simple example of how it can be done:
  ```python
  - #`model` is an instance of `Model` with `tf.keras.layers.BatchNormalization`
  + # model is an instance of Model that contains BatchNormalization layer.
  update_ops = model.get_updates_for(None) + model.get_updates_for(features)
  train_op = optimizer.minimize(loss)
  train_op = tf.group([train_op, update_ops])
  