報錯截圖

from selenium import webdriver
from time import sleep
from selenium.webdriver.common.action_chains import ActionChains

driver = webdriver.Firefox()

driver.get('https://xdclass.net/')

print(driver.title)

sleep(5)

#點選登入按鈕後彈出登入視窗
login_ele = driver.find_element_by_css_selector('.login > span:nth-child(2)
 
')
ActionChains(driver).click(login_ele).perform()

#查詢輸入框，清除賬號輸入框快取，輸入賬號
driver.find_element_by_css_selector('.mobienum > input:nth-child(1)').clear()
driver.find_element_by_css_selector('.mobienum > input:nth-child(1)').send_keys('13918238352')

#清除密碼輸入框快取，輸入密碼
driver.find_element_by_css_selector('
 
.psw > input:nth-child(1)').clear()
driver.find_element_by_css_selector('.psw > input:nth-child(1)').send_keys('sunjiawei')

#點選登入按鈕
driver.find_element_by_css_selector('.btn').click()


try:
    #選擇一個只有正確登入後的元素定位進行判斷是否登入成功
    driver.find_element_by_css_selector('.loginin > span:nth-child(3) > a:nth-child(1)
 
').click()
except:
    #如果登入失敗則擷取報錯圖片
    driver.get_screenshot_as_file('D:\error.png')