Python Selenium 自动化：实现网页成绩自动填写

import os
import time
import random
from selenium import webdriver
from selenium.webdriver.chrome.options import Options
from selenium.webdriver.common.by import By
from selenium.webdriver.common.keys import Keys

def check_browser():
    '''检查是否已经打开了浏览器'''
    try:
        options = Options()
        options.add_experimental_option('debuggerAddress', '127.0.0.1:9527')
        browser = webdriver.Chrome(options=options)
        browser.execute_script('return true')
        return True
    except:
        return False

if __name__ == '__main__':
    if not check_browser():
        os.system(r'start chrome --remote-debugging-port=9527 --user-data-dir="D:\评阅用"')

    options = Options()
    options.add_experimental_option('debuggerAddress', '127.0.0.1:9527')
    browser = webdriver.Chrome(options=options)

    while True:
        for handle in browser.window_handles:
            browser.switch_to.window(handle)
            if '内蒙古开放大学' in browser.title:
                print('用户登录成功！')
                break
        else:
            time.sleep(1)
            continue
        break

    while True:
        try:
            score_box = browser.find_element(By.CLASS_NAME, 'score-box')
            score_input = score_box.find_element(By.TAG_NAME, 'input')
            score_input.clear()
            score_input.send_keys(str(random.randint(94, 99)))
            score_input.send_keys(Keys.ENTER)
            time.sleep(1)

            # 点击 'nav-text ng-binding ng-scope' 元素
            try:
                browser.find_element(By.CSS_SELECTOR, '.nav-text.ng-binding.ng-scope').click()
            except:
                print('未找到 'nav-text ng-binding ng-scope' 元素！')

            # 检查是否出现 'toast-message' 元素
            try:
                toast_message = browser.find_element(By.CLASS_NAME, 'toast-message')
                if toast_message:
                    print('成绩填写成功！')
                    break
            except:
                print('成绩填写失败，正在重试...')

        except Exception as e:
            print(f'出现错误：{e}')
            time.sleep(1)
            continue