preflibtools.properties

This module provides different ways to deal with properties of an instance.

• basic
  • is_approval()
  • is_complete()
  • is_strict()
  • largest_ballot()
  • largest_indif()
  • max_num_indif()
  • min_num_indif()
  • num_alternatives()
  • num_different_preferences()
  • num_voters()
  • smallest_ballot()
  • smallest_indif()
• preflibtools.properties.subdomains
  • preflibtools.properties.subdomains.ordinal
    • Single-Peaked Subdomains
      • is_single_peaked()
      • is_single_peaked_ILP()
      • is_single_peaked_axis()
      • is_single_peaked_on_tree()
      • is_single_peaked_pq_tree()
      • k_alt_partition_approx()
      • k_alternative_deletion()
      • k_alternative_partition_brut_force()
      • two_axes_sp()
    • Single-Crossing Subdomains
      • is_single_crossing()
      • is_single_crossing_conflict_sets()
    • 1-Euclidean Subdomain
      • _append_to_axis()
      • is_one_euclidean()
      • _restrict_preferences()
  • preflibtools.properties.subdomains.dichotomous
    • Partition Subdomains
      • is_2_part()
      • is_part()
    • Interval Subdomains
      • instance_to_ci_matrix()
      • is_candidate_extremal_interval()
      • is_candidate_interval()
      • is_voter_extremal_interval()
      • is_voter_interval()
    • Euclidean Subdomains
      • is_dichotomous_euclidean()
    • Single-Crossing Subdomains
      • is_weakly_single_crossing()
• distances
  • distance_matrix()
  • kendall_tau_distance()
  • sertel_distance()
  • spearman_footrule_distance()
• decorators
  • PreferenceIncompatibleError
  • requires_approval()
  • requires_preference_type()
• pairwisecomparisons
  • borda_scores()
  • copeland_scores()
  • has_condorcet()
  • pairwise_scores()