def save_to_db(self): if self.id.data: # edit article = Article.query.get(int(self.id.data)) else: article = Article() article.title = self.title.data article.short_description = self.short_description.data article.body = self.body.data article.published = self.published.data article.category_id = self.category.data article.authors = list(map(lambda member_id: Member.query.get(int(member_id)), self.authors.data)) article.tags = [] for tag in self.tags.data: tag_record = Tag.query.filter_by(name=tag).first() if not tag_record: tag_record = Tag(name=tag) db.session.add(tag_record) db.session.commit() article.tags.append(tag_record) if self.article_cover.data: article.cover = upload(self.article_cover.data) print("article", article) db.session.add(article) db.session.commit()