RuleVeto¶
-
class
whalrus.
RuleVeto
(*args, converter: whalrus.converters_ballot.converter_ballot.ConverterBallot = None, scorer: whalrus.scorers.scorer.Scorer = None, **kwargs)[source]¶ The veto rule.
- Parameters
args – Cf. parent class.
converter (ConverterBallot) – Default:
ConverterBallotToVeto
.scorer (Scorer) – Default:
ScorerVeto
.kwargs – Cf. parent class.
Examples
>>> RuleVeto(['a', 'b', 'b', 'c', 'c']).winner_ 'a'
-
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 thananother
, a negative number otherwise.- Return type
int
-
property
gross_scores_as_floats_
¶ Gross scores as floats. It is the same as
gross_scores_
, but converted to floats.- Type
-
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
-
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 incotrailers_
.- Type
object
-
property
weights_as_floats_
¶ Weights as floats. It is the same as
weights_
, but converted to floats.- Type
-
property
winner_
¶ The winner of the election. This is the first candidate in
strict_order_
and also the choice of the tie-breaking rule incowinners_
.- 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