nanshe_learner: Cleaned up stages in generate_neurons so that verification and retrieval occur once.
nanshe_learner: Cleaned up stages in generate_neurons so that verification and retrieval occur once.

DudLab/nanshe,nanshe-org/nanshe,nanshe-org/nanshe,DudLab/nanshe,jakirkham/nanshe,jakirkham/nanshe