Python使用类

#coding:utf8

from selenium import webdriver
from time import sleep

class urlpage(object):

   #创建浏览器对象
   def __init__(self,brower):
      driver = None
      self.brower = brower
      try:
         if self.brower == "ie":
            self._driver = webdriver.Ie()
         elif self.brower == "firefox":
            self._driver = webdriver.Firefox()
         elif self.brower == "chrome":
            self._driver = webdriver.Chrome()
         if self.brower == None:
            exit()
      except:
         print u‘浏览器选择错误或没写‘

   # 打开浏览器
   def open_url(self,url):
      self._driver.get(url)
      self._driver.maximize_window()
      return

   # 关闭浏览器
   def close_url(self):
      sleep(3)
      self._driver.close()
      return

   # 用于元素定位,输入框输入,css定位
   def elenemt_loc(self,loc, value):
      try:
         self._driver.find_element_by_css_selector(loc).clear()
         self._driver.find_element_by_css_selector(loc).send_keys(value)
      except:
         print u‘未找到%s‘ % loc
      return

    #点击元素
   def click_elenemt(self,loc):
      try:
         self._driver.find_element_by_css_selector(loc).click()
      except:
         print u‘未找到%s‘ % loc

   #浏览器后退操作
   def go_back(self):
      try:
         self._driver.back()
      except:
         print u‘后退失败‘

   #浏览器前进操作
   def forward(self):
      try:
         self._driver.forward()
      except:
         print u‘前进失败‘

#用于测试
def add(a,b):
   print a + b
   return

Python使用类

原文：https://www.cnblogs.com/jinbaobao/p/9729778.html