selenium python 鼠標事件操作 下拉框

# -*- coding:utf-8 -*-
from selenium import webdriver
from selenium.webdriver.common.action_chains import ActionChains
from selenium.webdriver.support.ui import WebDriverWait
import time

driver = webdriver.Firefox(executable_path='/Users/huiliang/Downloads/geckodriver')
driver.get("http://edu.csdn.net/")
driver.implicitly_wait(10)

'''
思路說明：
首先內容定位導航元素，然后鼠標移動到該元素上面
其次內容定位子元素，然后點擊進入該頁面
'''
ele = driver.find_element_by_link_text(u"人工智能")
ActionChains(driver).move_to_element(ele).perform()
sub_ele = driver.find_element_by_link_text(u'語音識別')
sub_ele.click()

time.sleep(10)
driver.quit()