在used包中新建suckpy文件，次为被调py文件（函数库）
#-*- coding:UTF-8 -*-  # 解码方式
__author__ = 'suck'   
from selenium import webdriver
class Login():
    def BrowOpen(self,url):  #定义浏览器登录动作
        global bruce
        bruce = webdriver.Firefox()
        bruce.maximize_window()    # max windows
        bruce.get(url)  # url是一个参数

    def BrowClose(self):

        bruce.close()
    def LoginAct(self,revName,revPass,rePass8):  #浏览器注册动作
        bruce.find_element_by_link_text(u"注册").click()
        bruce.find_element_by_id("email").send_keys(revName)
        bruce.find_element_by_name("password").send_keys(revPass)
        bruce.find_element_by_name("repassword").send_keys(rePass8)
        bruce.find_element_by_id("readme").click()
        bruce.find_element_by_class_name("btn").click()

    def getElementValue(self,getType,getValue):#因为我们不知道具体的值是什么类型，所以if寻找
        if getType == "id":
            return  bruce.find_element_by_id(getValue).text #得到id的数值，所以需要text

        elif getType == "name":
            return bruce.find_element_by_name(getValue).text

        elif getType == "link_text":
            return bruce.find_element_by_link_text(getValue).text

        elif getType == "xpath":
            return bruce.find_element_by_xpath(getValue).text

在use包中新建diaoyong模块

#-*- coding:UTF-8 -*-  # 解码方式
__author__ = 'poptest'
import unittest,time
from used import  Suck
s = Suck.Login()
class useLei(unittest.TestCase):
    def setUp(self):
        s.BrowOpen("http://192.168.242.128:8088/Tinyshop/")

    def tearDown(self):
        s.BrowClose()

    def testCase1(self):
        s.LoginAct("55464196939@qq.com","123456","123456")
        ActValue = s.getElementValue("xpath",".//*[@id='content']/div/div/div[1]")
        time.sleep(2)
        self.assertEqual(ActValue,u"恭喜您，注册成功！")

    def testCase2(self):
        s.LoginAct("55464683@qq.com","123456","123456")
        ActValue1 = s.getElementValue("xpath",".//*[@id='content']/div/div[1]/div[2]/form/dl[1]/dd/label")
        self.assertEqual(ActValue1,u"此用户已经注册")
unittest.main()