代码优化

1. 没增加任何新功能，仅仅是想让代码至少自己看起来舒服些
2. 对firefox配置adblock，通过firefox配置文件模式减少广告的载入
3. 尽量减少相似的代码
4. 尽量使用子程序增加可维护性
5. 将启动两个firefox优化为启动一个
6. 为下一步多线程模式打下个基础

#coding=utf-8
from selenium import webdriver
import time
import os
import re
import sys  
from selenium.common.exceptions import NoSuchElementException
reload(sys)  
sys.setdefaultencoding(\'utf8\')   
#######################
def getinfo(mydriver,g_myfile,gourl):
    linetext=\"\"
    mydriver.get(gourl)
    try:
        gupiaoming=mydriver.find_element_by_xpath(title).text
        gupiaocode=mydriver.find_element_by_xpath(code).text
        hexinshuju=mydriver.find_element_by_class_name(\'pad5\')
        shujuhang=hexinshuju.find_elements_by_tag_name(\'tr\')
        for i in range(len(shujuhang)-2):
            shujulie=shujuhang[i].find_elements_by_tag_name(\'td\')
            tmpshuju=myre.split(shujulie[0].text)
            linetext=linetext+\"~\"+tmpshuju[1]
        shuju=myre.split(shujuhang[8].text)
        linetext=linetext+\"~\"+shuju[1]
        tmpshuju=myre.split(shujuhang[9].text)
        linetext=linetext+\"~\"+tmpshuju[1]
        linetext=\"%s~%s%s\"%(gupiaoming,gupiaocode,linetext)
        print \"数据写入\",linetext
        g_myfile.write(\"%s\\n\"%(linetext))
    except  NoSuchElementException,e:
        print \"不是股票\"

def saveinfob(s_filename,s_list):
    s_myfile=open(s_filename,\'w\')
    for s_myurl in s_list:
        print s_myurl
        if s_myurl!=None:
            getinfo(br,s_myfile,s_myurl)
    s_myfile.close()

#通过link对象获得链接地址的text文本
def getlinkurl(linklist):
    my=[]
    for x in linklist:
        my.append(x.get_attribute(\'href\'))
    return my

def geturls(mydriver):
    sz=[]
    sh=[]
    br.get(\"http://quote.eastmoney.com/stocklist.html\")
    shxpath=\"/html/body/div[9]/div[2]/div/ul[1]\"
    szxpath=\"/html/body/div[9]/div[2]/div/ul[2]\"
    shgupiao=br.find_element_by_xpath(shxpath)
    szgupiao=br.find_element_by_xpath(szxpath)
    shgupiaolist=shgupiao.find_elements_by_tag_name(\'a\')
    szgupiaolist=szgupiao.find_elements_by_tag_name(\'a\')

    sh=getlinkurl(shgupiaolist)
    sz=getlinkurl(szgupiaolist)
    return sh,sz

######################
#firefox配置文件目录
profileDir = \"/Users/pro/Desktop/mystudy/python\"
profile = webdriver.FirefoxProfile(profileDir)
#加载带有配置文件的firefox
br=webdriver.Firefox(profile)
#获得所有链接地址
(sh,sz)=geturls(br)

title=\'//*[@id=\"name\"]\'
code=\'//*[@id=\"code\"]\'
hexinshujuxpath=\"/html/body/div[14]/div[1]/div[4]/div[1]\"
restr=\"：\".decode(\'utf8\')
myre=re.compile(restr,re.I|re.M|re.S)

#获得数据并保存
saveinfob(\'tmpshgupiaodata.txt\',sh)
saveinfob(\'tmpszgupiaodata.txt\',sz)
br.quit()
print \"数据下载完成\"