RuleScoreNumRowSum

class whalrus.RuleScoreNumRowSum(*args, matrix: whalrus.matrices.matrix.Matrix = None, **kwargs)[source]

Rule where the winner is the candidate having the highest row sum in some matrix.

The score of a candidate is the sum of the non-diagonal elements of its row in matrix_.

Parameters
  • args – Cf. parent class.

  • matrix (Matrix) – The matrix upon which the scores are based.

  • kwargs – Cf. parent class.

property average_score_

The average score.

Type

Number

property average_score_as_float_

The average score as a float. It is the same as average_score_, but converted to a float.

Type

float

property best_score_as_float_

The best score as a float. It is the same as RuleScore.best_score_, but converted to a float.

Type

float

compare_scores(one: numbers.Number, another: numbers.Number) → int

Compare two scores.

Parameters
  • one (object) – A score.

  • another (object) – A score.

Returns

0 if they are equal, a positive number if one is greater than another, a negative number otherwise.

Return type

int

property cotrailers_

“Cotrailers”. The set of candidates with the worst score.

Type

NiceSet

property cowinners_

Cowinners. The set of candidates with the best score.

Type

NiceSet

property matrix_

The matrix (once computed with the given profile).

Type

Matrix

property n_candidates_

Number of candidates.

Type

int

property scores_as_floats_

Scores as floats. It is the same as scores_, but converted to floats.

Type

NiceDict

property strict_order_

Result of the election as a strict order over the candidates. The first element is the winner, etc. This may use the tie-breaking rule.

Type

list

property trailer_

The “trailer” of the election. This is the last candidate in strict_order_ and also the unfavorable choice of the tie-breaking rule in cotrailers_.

Type

object

property winner_

The winner of the election. This is the first candidate in strict_order_ and also the choice of the tie-breaking rule in cowinners_.

Type

object

property worst_score_as_float_

The worst score as a float. It is the same as RuleScore.worst_score_, but converted to a float.

Type

float