models.py 文件源码

def generate_new_words(self, proportion=0.17):
        today_new_words = []
        cu_new_word_totals = int(self.word_totals * proportion)
        words = Word.query.filter_by(rank=self.rank).order_by(func.random()).all()
        i = 0
        for new_word in words:
            if new_word not in self.words:
                today_new_words.append(new_word)
                i += 1
            if i == cu_new_word_totals:
                break
        return today_new_words