# Instantiate the label encoder
      le = LabelEncoder()

      # Fit the label encoder to our label series
      le.fit(list(y_classes))

      # Create integer based labels Series
      y_integers = le.transform(list(y_classes))

      #print y_integers
      # Create dict of labels : integer representation
      labels_and_integers = dict(zip(y_classes, y_integers))

      print labels_and_integers
      class_weights = compute_class_weight('balanced', np.unique(y_integers), y_integers)
      sample_weights = compute_sample_weight('balanced', y_integers)

      class_weights_dict = dict(zip(le.transform(list(le.classes_)), class_weights))
      class_sweights_dict = dict(zip(le.transform(list(le.classes_)), sample_weights))


      print class_weights_dict

      return class_weights_dict