def formula(famille, period, parameters): rls = parameters(period).prestations_sociales.aides_logement.reduction_loyer_solidarite personnes_a_charge_al = famille('al_nb_personnes_a_charge', period) couple = famille('al_couple', period) zone_apl = famille.demandeur.menage('zone_apl', period) plafond_ressources = rls.plafond_ressources.par_zone[zone_apl] plafond_personne_seule = plafond_ressources.personnes_seules plafond_couple = plafond_ressources.couples plafond_1pac = plafond_ressources.famille_1pac plafond_2pac = plafond_ressources.famille_2pac plafond_3pac = plafond_ressources.famille_3pac plafond_4pac = plafond_ressources.famille_4pac plafond_5pac = plafond_ressources.famille_5pac plafond_6pac = plafond_ressources.famille_6pac plafond_famille = plafond_ressources.famille_6pac + (personnes_a_charge_al > 6) * (personnes_a_charge_al - 6) * plafond_ressources.majoration_par_pac_supp return select( [ not_(couple) * (personnes_a_charge_al == 0), couple * (personnes_a_charge_al == 0), personnes_a_charge_al == 1, personnes_a_charge_al == 2, personnes_a_charge_al == 3, personnes_a_charge_al == 4, personnes_a_charge_al == 5, personnes_a_charge_al == 6, ], [ plafond_personne_seule, plafond_couple, plafond_1pac, plafond_2pac, plafond_3pac, plafond_4pac, plafond_5pac, plafond_6pac ], default = plafond_famille )