new_contents: # Aim of this file is to create a few classes and methods to test
  # my ideas (Adrian)
  
  class Experiment(object):  # inheriting from object = new-style Python class
      def __init__(self, states=[-1,1], obs_noise):
          self.states = states
          self.obs_noise = obs_noise
  
  class Observer(Experiment):
      def __init__(self, snr, alpha=1, beta=1, dt):
          self.snr = snr
          self.alpha = alpha
          self.beta = beta
          self.dt = dt  # TODO: check that dt divides all possible trial
          # durations set in the Experiment
  
  class Experimenter(Experiment):
      def __init__(self, h, T):
          self.h = h
          self.T = T
  
  class ExpterTrial(Experimenter):
      def __init__(self):
  
  class ObserverTrial(Observer):
  
  
  
subject: create file to test some classes ideas