def wallstreetcn_yesterday():
    date_local_uf = datetime.date.today()
    date_yes_uf = date_local_uf + datetime.timedelta(days = -1)
    date_yes = date_yes_uf.strftime("%Y年%m月%d日") 
    header = "华尔街见闻--%s"%date_yes
    header = unicode(header,'utf-8')
    items = wsjcn_whichday(date_yes)
    return render_template('index.html',header=header, items = items)
def wallstreetcn():
    date_local_uf = datetime.date.today()
    date_local = date_local_uf.strftime('%Y年%m月%d日')
    #date_local = '2014年08月13日'
    header = "华尔街见闻--%s"%date_local
    header = unicode(header,'utf-8')
    items = wsjcn_whichday(date_local)
    return render_template('index.html',header=header, items = items)