code: def compute_l2_indicator_loss(labels, predictions):
      return tf.losses.mean_squared_error(labels, predictions)
  
file_path: graphics/tensorflow_graphics/projects/nasa/lib/model_utils.py
imports: import numpy
  import tensorflow.compat.v1
label_desc: Use image node_id 2 for calling a global function with example usage: compute_l2_indicator_loss(labels, predictions) and returns: tf