Python Selenium 自动化论坛评分系统

def forum_score_program(self):
    try:
        # 循环打分论坛分值
        while True:
            if not self.running:
                break

            if self.paused:
                continue

            # 等待论坛打分输入框出现
            while True:
                try:
                    forum_score_input = self.browser.find_element(By.XPATH, '//input[@ng-model="currentEnrollment.forum_score.display_score"]')
                    break
                except:
                    pass
                time.sleep(3)

            # 判断是否已经打过分
            try:
                blank_message = self.browser.find_element(By.CLASS_NAME, 'blank-message')
                if blank_message.text == '暂无':
                    # 填写分值
                    score = random.randint(94, 99)
                    forum_score_input.send_keys(str(score))
                    time.sleep(1.5)
                    # 点击保存按钮
                    save_button = self.browser.find_element(By.XPATH, '//button[@ng-click="saveScore(currentEnrollment)"]')
                    save_button.click()
                    time.sleep(2.5)
                    self.update_text_box(f'本次论坛分值为：{score}')
                    self.update_running_label('论坛打分中...')
                else:
                    self.update_text_box('本学生已打过论坛分或未参加论坛，跳过')
            except:
                pass

            # 点击下一个学生
            next_student_element = self.browser.find_element(By.XPATH, '//i[@ng-click="goToNextStudent()"]')
            if 'disabled' in next_student_element.get_attribute('class'):
                print('已经到最后一个学生')
                self.update_running_label('已到最后，请手动保存后重新开始！')
                break
            else:
                next_student_element.click()
                time.sleep(3)
                self.update_running_label('论坛打分中...')
    except:
        pass