def add_itemset(self, itemset_pass):
item = None
antecedent_array = [0 for x in range(self.n_variables)]
for i in range(0, self.n_variables):
antecedent_array[i] = -1
for i in range(0, itemset_pass.size()):
item = itemset_pass.get(i)
antecedent_array[item.get_variable()] = item.get_label()
rule = Rule(self.data_base)
rule.assign_antecedente(antecedent_array)
rule.set_consequent(itemset_pass.get_class())
rule.set_confidence(itemset_pass.get_support_class() / itemset_pass.get_support())
rule.set_support(itemset_pass.get_support_class())
self.rule_base_array.append(rule)
