模拟点击拖拽

# from selenium import webdriver
# from selenium.webdriver import ActionChains
# from selenium.webdriver.support.wait import WebDriverWait  # 等待页面加载某些元素
#
# driver = webdriver.Chrome(r"D:\爬虫3\chromedriver.exe")
# driver.get('http://www.runoob.com/try/try.php?filename=jqueryui-api-droppable')
#
# wait=WebDriverWait(driver,3)
# try:
#     driver.switch_to.frame('iframeResult') ##切换到iframeResult
#     sourse=driver.find_element_by_id('draggable')
#     target=driver.find_element_by_id('droppable')
#
#     #方式一：基于同一个动作链串行执行
#     # actions=ActionChains(driver) #拿到动作链对象
#     # actions.drag_and_drop(sourse,target) #把动作放到动作链中 一次性移动到目标位置
#     # actions.perform() # 执行
#
#     # #方式二：线性移动
#     ActionChains(driver).click_and_hold(sourse).perform() # 点击并按住
#     distance=target.location['x']-sourse.location['x']
#
#     track=0
#     while track < distance:
#         # 每次x轴增加2px
#         ActionChains(driver).move_by_offset(xoffset=20,yoffset=0).perform()
#         track+=20
#     # 释放鼠标
#     ActionChains(driver).release().perform()
# finally:
#     # driver.close()
#     pass



from selenium import webdriver
try:
    browser=webdriver.Chrome(r"D:\脱产三期视频\爬虫3\chromedriver.exe")
    browser.get('https://www.baidu.com')
    browser.execute_script('alert("hello world")') #打印警告
finally:
    # browser.close()
    pass