old_contents: 
  import logging
  import numpy as np
  import scipy.sparse as sp
  
  import smurff
  
  logging.getLogger().setLevel(logging.INFO)
  
  trainSession = smurff.TrainSession(priors = ["normal", "normal"])
  
  Y = np.array([[1.,2.],[3.,4.]])
  trainSession.setTrain(Y)
  trainSession.setTest(sp.csr_matrix(Y))
  
  results = trainSession.run()
  for r in results:
      print(r)
  
  
new_contents: 
  import logging
  import numpy as np
  import scipy.sparse as sp
  
  import smurff
  
  # logging.getLogger().setLevel(logging.INFO)
  
  trainSession = smurff.TrainSession(priors = ["normal", "normal"])
  
  Y = np.array([[1.,2.],[3.,4.]])
  trainSession.setTrain(Y)
  trainSession.setTest(sp.csr_matrix(Y))
  
  results = trainSession.run()
  for r in results:
      print(r)
  
  
subject: remove debug printing