new_contents: from cno.boolean import CASPO
  from cno import cnodata
  
  
  
  class TestCASPO(object):
      @classmethod
      def setup_class(klass):
          klass.pkn = cnodata("PKN-ToyMMB.sif")
          klass.midas = cnodata("MD-ToyMMB.csv")
          klass.caspo = CASPO(verbose=True)
          klass.caspo.optimise(klass.pkn, klass.midas, fit=0.5, size=10)
  
  
      def test_plot(self):
          self.caspo.hist_mse()
          self.caspo.hist_model_size()
  
  
  t = TestCASPO()
  t.setup_class()
  t.test_plot()
  
subject: add test