def on_label_words_set(self):
    super().on_label_words_set()
    self.label_words = self.add_prefix(self.label_words, self.prefix)
    self.generate_parameters()
def on_label_words_set(self):
    super().on_label_words_set()
    self.label_words = self.add_prefix(self.label_words, self.prefix)
    self.generate_parameters()