code: def modifiers(self):
          
          if not self.get_objects_by_type('modifier'):
              for index in range(int(self.get_attribute('ps_modifiercount'))):
                  XenaModifier(self, index='{}/{}'.format(self.index, index)).get()
          return {s.id: s for s in self.get_objects_by_type('modifier')}
docs: :return: dictionary {index: object} of standard modifiers.