docs: def _compute_relative_probs(self, prob_dict):
          """ computes the relative probabilities for every state """
          for transition_counts in prob_dict.values():
              summed_occurences = sum(transition_counts.values())
              if summed_occurences > 0:
                  for token in transition_counts.keys():
                      transition_counts[token] = transition_counts[
                          token] * 1.0 / summed_occurences