win上的python

#启用浏览器，最大化窗口

 #coding = utf-8
 from selenium import webdriver

 class MyClass(object):
     '''
     classdocs
     '''

     def __init__(self):
         '''
         Constructor
         '''
         pass

     def openbrowser(self, browser = "Chrome", url ="http://www.baidu.com"):

         browser1 = browser.lower().strip()
         if browser == "Chrome":
             self.driver = webdriver.Chrome("C:\Program Files (x86)\Google\Chrome\Application\chromedriver.exe")
         else:
             self.driver = None

         if self.driver:
             self.driver.maximize_window()
             self.driver.get(url)

#关闭浏览器

 def closeDriver()
     time.sleep(3)
     driver.quit()
     os.system('killall chromedriver')
     os.system('killall geckodriver')

#等待时间

 import time

 time.sleep(7)