def like_click(word, translation): value = list(Likes.select().where((Likes.word == word) & (Likes.translation == translation) & (Likes.user == session["mail"]))) if len(value) == 0: Likes.insert(word=word, translation=translation, user=session["mail"]).execute() else: like = value[0] like.delete_instance() return redirect(f"/search?word={word}")