自动评分脚本 - 内蒙古开放大学

from selenium.webdriver.chrome.options import Options
from selenium import webdriver
import time
import os
import random


def get_driver():
    # 检查是否已经打开浏览器
    browser_opened = False
    for handle in webdriver.Chrome().window_handles:
        browser_opened = True
        break

    # 创建浏览器实例或在已有浏览器中操作
    if browser_opened:
        options = Options()
        options.debugger_address = "127.0.0.1:9222"
        driver = webdriver.Chrome(options=options)
    else:
        os.system(r'start chrome --remote-debugging-port=9222 --user-data-dir="D:\评阅用"')
        options = Options()
        options.add_experimental_option("debuggerAddress", "127.0.0.1:9222")
        driver = webdriver.Chrome(options=options)

    return driver


driver = get_driver()

# 找到有'内蒙古开放大学'字样的标签页
while True:
    for handle in driver.window_handles:
        driver.switch_to.window(handle)
        if '内蒙古开放大学' in driver.title:
            print("登录成功")
            break
    else:
        time.sleep(3)
        continue
    break

# 循环打分
while True:
    # 在网页内查找所有class属性为summary-sub-title的元素，并提取其中的数字
    while True:
        # 查找所有class属性为text ng-binding的元素，统计题号
        subjects = []
        text_elements = driver.find_elements("class name", "text ng-binding")
        for element in text_elements:
            if '第' in element.text and '题' in element.text:
                subject_num = element.find_element("class name", "subject-number").text
                subjects.append(subject_num)

        if len(subjects) > 0:
            break
        else:
            time.sleep(3)

    if len(subjects) == 1:
        # 对该数字减分
        score_element = driver.find_element("css selector", f"span.subject-number:contains('{subjects[0]}') + span.summary-sub-title")
        score = int(''.join(filter(str.isdigit, score_element.text)))
        score -= random.randint(1, 2)
        print(f"{subjects[0]}分值为：{score}")

        # 判断是否已经填写了答案
        answer = driver.find_element("class name", "answer-content")
        if answer.text:
            # 填写分数
            print(f"{subjects[0]}可以打分")
            score_input = driver.find_element("css selector", f"span.subject-number:contains('{subjects[0]}') + div.item-right input[name='score']")
            score_input.clear()
            score_input.send_keys(str(score))
            time.sleep(1.5)  # 等待自动保存
            print(f"{subjects[0]}已打分：{score}")
    else:
        scores = []
        for subject_num in subjects:
            score_element = driver.find_element("css selector", f"span.subject-number:contains('{subject_num}') + span.summary-sub-title")
            text = score_element.text
            num = ''.join(filter(str.isdigit, text))
            num = int(num)
            scores.append(num)

        # 随机对2-5个数字减去1-2分
        num_to_reduce = random.randint(2, 5)
        if len(scores) >= num_to_reduce > 0:
            for i in random.sample(range(len(scores)), num_to_reduce):
                scores[i] -= random.randint(1, 2)

        # 打印修改后的分数
        for i, subject_num in enumerate(subjects):
            score = scores[i]
            print(f"{subject_num}分值为：{score}")

            # 判断是否已经填写了答案
            answer = driver.find_element("class name", "answer-content")
            if answer.text:
                # 填写分数
                print(f"{subject_num}可以打分")
                score_input = driver.find_element("css selector", f"span.subject-number:contains('{subject_num}') + div.item-right input[name='score']")
                score_input.clear()
                score_input.send_keys(str(score))
                time.sleep(1)  # 等待自动保存
                print(f"{subject_num}已打分：{score}")
    time.sleep(3)
    # 查找下一个学生按钮并点击
    for i in range(3):
        try:
            next_student_button = driver.find_element("css selector", "span.icon-student-right-narrow.clickable")
            next_student_button.click()
            time.sleep(3)  # 等待页面加载完成
            break
        except:
            time.sleep(3)
            continue
    else:
        print("已到最后一个学生")
        break