1 from selenium import webdriver 2 import time 3  4 def controlBrowser(): 5     #启动浏览器 6     driver = webdriver.Firefox() 7     #打开网站 8     driver.get('http://www.baidu.com') 9     #设置浏览器大小10     driver.set_window_size(800,600)11     #刷新页面12     driver.find_element_by_id('kw').send_keys('python')13     driver.refresh()14     # 输入关键字15     driver.find_element_by_id('kw').send_keys('python')16     #点击搜索17     driver.find_element_by_id('su').click()18     #后退至百度首页19     driver.back()20     time.sleep(3)21     #前进至搜索页22     driver.forward()