Edit MNIST SavedModel

This workflow shows how to edit a TensorFlow model using the TensorFlow Python API by adding an additional output to a model. The loaded model does classification on MNIST but only outputs the probabilities for each class. We edit the model such that it outputs the class as well.

This is a companion discussion topic for the original entry at https://kni.me/w/_cqk9u5FDAHbMqlk