邏輯比較簡單 ，直接上程式碼 

定時傳送直接使用了win伺服器的定時任務來定時執行指令碼

#coding:utf-8
from __future__ import division
import pymssql,sys,datetime,xlwt  
import smtplib
from email.mime.text import MIMEText
from email.mime.multipart import MIMEMultipart
from email.header import Header

reload(sys)
sys.setdefaultencoding("utf-8")


class MSSQL:
    def __init__(self,host,user,pwd,db):
        self.host = host
        self.user = user
        self.pwd = pwd
        self.db = db

    def __GetConnect(self):
        if not self.db:
            raise(NameError,"")
        self.conn = pymssql.connect(host=self.host,user=self.user,password=self.pwd,database=self.db,charset="utf8")
        cur = self.conn.cursor()
        if not cur:
            raise(NameError,"")
        else:
            return cur

    def ExecQuery(self,sql):
        cur = self.__GetConnect()
        cur.execute(sql)
        resList = cur.fetchall()

        #
        self.conn.close()
        return resList

    def ExecNonQuery(self,sql):
        cur = self.__GetConnect()
        cur.execute(sql)
        self.conn.commit()
        self.conn.close()
        
   
    def write_data_to_excel(self,name,sql):

        # 將sql作為引數傳遞呼叫get_data並將結果賦值給result,(result為一個巢狀元組)
        result = self.ExecQuery(sql)
        # 例項化一個Workbook()物件(即excel檔案)
        wbk = xlwt.Workbook()
        # 新建一個名為Sheet1的excel sheet。此處的cell_overwrite_ok =True是為了能對同一個單元格重複操作。
        sheet = wbk.add_sheet('Sheet1',cell_overwrite_ok=True)
        # 獲取當前日期，得到一個datetime物件如：(2016, 8, 9, 23, 12, 23, 424000)
        today = datetime.date.today()
        yesterday = today - datetime.timedelta(days=1)
        # 將獲取到的datetime物件僅取日期如：2016-8-9
        yesterdaytime = yesterday.strftime("%Y-%m-%d")
        # 遍歷result中的沒個元素。
        for i in xrange(len(result)):
            #對result的每個子元素作遍歷，
            for j in xrange(len(result[i])):
                #將每一行的每個元素按行號i,列號j,寫入到excel中。
                sheet.write(i,j,result[i][j])
        # 以傳遞的name+當前日期作為excel名稱儲存。
        filename = name+str(yesterdaytime)+'.xls'
        wbk.save(filename) 
        return filename



ms = MSSQL(host="122.229.*.*",user="root",pwd="root",db="test")

today = datetime.date.today()
yesterday = today - datetime.timedelta(days=1)
yesterdayStart = yesterday.strftime("%Y-%m-%d") + ' 00:00:00'
yesterdayEnd = yesterday.strftime("%Y-%m-%d") + ' 23:59:59'
print yesterdayStart
preCheckCountSuccesSql = "select count(1)  FROM tb_crmorders WHERE type =1 and result = 'true' and addtime BETWEEN '" + yesterdayStart +"' and '"+yesterdayEnd + "'";
preCheckUseridSuccesSql = "select count(DISTINCT userid)  FROM tb_crmorders WHERE type =1 and result = 'true' and addtime BETWEEN '" + yesterdayStart +"' and '"+yesterdayEnd + "'";
preCheckCountErrorSql = "select count(1)  FROM tb_crmorders WHERE type =1 and result = 'false' and addtime BETWEEN '" + yesterdayStart +"' and '"+yesterdayEnd + "'";
preCheckUseridErrorSql = "select count(DISTINCT userid)  FROM tb_crmorders WHERE type =1 and result = 'false' and addtime BETWEEN '" + yesterdayStart +"' and '"+yesterdayEnd + "'";

orderSucessCountSql = "select count(1)  FROM tb_crmorders WHERE type =2  and action =1 and result = 'true' and  notifyresult = 0 and addtime BETWEEN '" + yesterdayStart +"' and '"+yesterdayEnd + "'";
orderErrorCountSql = "select count(1)  FROM tb_crmorders WHERE type =2  and action =1 and result = 'true' and notifyresult IS NOT NULL and  notifyresult != 0 and addtime BETWEEN '" + yesterdayStart +"' and '"+yesterdayEnd + "'";
unsubscribeSucessCountSql = "select count(1)  FROM tb_crmorders WHERE type =2  and action =2 and result = 'true' and  notifyresult = 0 and addtime BETWEEN '" + yesterdayStart +"' and '"+yesterdayEnd + "'";
unsubscribeErrorCountSql = "select count(1)  FROM tb_crmorders WHERE type =2  and action =2 and result = 'true' and notifyresult IS NOT NULL and  notifyresult != 0  and addtime BETWEEN '" + yesterdayStart +"' and '"+yesterdayEnd + "'";

orderKadanSql = "select count(1)  FROM tb_crmorders WHERE type =2  and action =1 and result = 'true' and notifyresult IS NULL and addtime BETWEEN '" + yesterdayStart +"' and '"+yesterdayEnd + "'";
unsubscribeKadanSql = "select count(1)  FROM tb_crmorders WHERE type =2  and action =2 and result = 'true' and notifyresult IS NULL  and addtime BETWEEN '" + yesterdayStart +"' and '"+yesterdayEnd + "'";
preCherkKeyList =['CRM預校驗成功單子數量：','CRM預校驗成功賬號數量：','CRM預校驗失敗單子數量：','CRM預校驗失敗賬號數量：','訂購的訂單數  成功:','訂購的訂單數  失敗:','訂購卡單數:','退訂的訂單數  成功:','退訂的訂單數  失敗:','退訂卡單數:']
preCherkL  = {'CRM預校驗成功單子數量：' :preCheckCountSuccesSql ,'CRM預校驗成功賬號數量：' :preCheckUseridSuccesSql ,'CRM預校驗失敗單子數量：' :preCheckCountErrorSql ,'CRM預校驗失敗賬號數量：' :preCheckUseridErrorSql}
preCherkL['訂購的訂單數  成功:'] = orderSucessCountSql
preCherkL['訂購的訂單數  失敗:'] = orderErrorCountSql
preCherkL['訂購卡單數:'] = orderKadanSql
preCherkL['退訂的訂單數  成功:'] = unsubscribeSucessCountSql
preCherkL['退訂的訂單數  失敗:'] = unsubscribeErrorCountSql
preCherkL['退訂卡單數:'] = unsubscribeKadanSql

mailMessageText =''

for key in preCherkKeyList:
    reslist = ms.ExecQuery(preCherkL[key])
    for i in  reslist:
        for n in i:
            mailMessageText =  mailMessageText + key + bytes(n) + '\n' 


crmOrderHandleTimeSql = "select addtime , notifytime FROM tb_crmorders WHERE type =2  and action =1 and result = 'true' and  notifyresult =0 and addtime BETWEEN '" + yesterdayStart +"' and '"+yesterdayEnd + "'";
crmunsubscribeHandleTimeSql = "select addtime , notifytime FROM tb_crmorders WHERE type =2  and action =2 and result = 'true' and  notifyresult =0 and addtime BETWEEN '" + yesterdayStart +"' and '"+yesterdayEnd + "'";

crmOrderHandle = ms.ExecQuery(crmOrderHandleTimeSql)
orderCount = len(crmOrderHandle)
if orderCount != 0:
    totleTime = 0
    for temp in crmOrderHandle:
        addtime = temp[0]
        notifytime = temp[1]
       
#         adddate =  datetime.datetime.strptime(addtime,"%Y-%m-%d %H:%M:%S")
#         notifydate =datetime.datetime.strptime(notifytime, "%Y-%m-%d %H:%M:%S")
        chazhi = (notifytime - addtime).seconds / 60
        totleTime =  float(totleTime) + float(chazhi)
    mailMessageText = mailMessageText + '訂購平均處理時長:' + bytes(float(totleTime)/orderCount) + '分' + '\n' 

crmunsubscribeHandle = ms.ExecQuery(crmunsubscribeHandleTimeSql)
subscribeCount = len(crmunsubscribeHandle)
if subscribeCount != 0:
    subscribetotleTime = 0
    for temp in crmunsubscribeHandle:
        addtime = temp[0]
        notifytime = temp[1]
#         adddate = datetime.datetime.strptime(addtime, "%Y-%m-%d %H:%M:%S")
#         notifydate = datetime.datetime.strptime(notifytime, "%Y-%m-%d %H:%M:%S")
        chazhi = (notifytime - addtime).seconds / 60
        subscribetotleTime =  float(subscribetotleTime) + float(chazhi)
    mailMessageText = mailMessageText + '退訂平均處理時長:' + bytes(float(subscribetotleTime)/subscribeCount) + '分' + '\n' 
mailMessageText = mailMessageText + '附件為 ：預校驗失敗訂單，訂購/退訂失敗訂單，卡單訂單' + '\n' 

print mailMessageText

#生成excel檔案

preCheckErrorname = 'preCheckError'
preCerroeFile = ms.write_data_to_excel(preCheckErrorname, "select ordercode,userid,productid,action,msg  FROM tb_crmorders WHERE type =1 and result = 'false' and addtime BETWEEN '" + yesterdayStart +"' and '"+yesterdayEnd + "'")

orderErrorname = 'orderFalse'
ordererroeFile = ms.write_data_to_excel(orderErrorname, "select ordercode,userid,productid,action,sg,notifyresult,notifymsg FROM tb_crmorders WHERE type =2   and result = 'true' and notifyresult IS NOT NULL and  notifyresult != 0 and addtime BETWEEN '" + yesterdayStart +"' and '"+yesterdayEnd + "'")

kadanname = 'noSynchMsg'
kadanFile = ms.write_data_to_excel(kadanname, "select ordercode,userid,productid,sg,action  FROM tb_crmorders WHERE type =2 and result = 'true' and notifyresult IS NULL and addtime BETWEEN '" + yesterdayStart +"' and '"+yesterdayEnd + "'")
# 第三方 SMTP 服務
mail_host="###@163.com"  #設定伺服器
mail_user=##"    #使用者名稱
mail_pass="##"   #口令 
 
 
sender = '###@163.com'
receivers = ['##@qq.com']  # 接收郵件，可設定為你的QQ郵箱或者其他郵箱
 
#建立一個帶附件的例項
message = MIMEMultipart()
 
message['From'] = Header("測試", 'utf-8')
message['To'] =  Header(" , ".join(receivers), 'utf-8')
 
subject = 'CRM訂單日資料' + yesterday.strftime('%Y-%m-%d')
message['Subject'] = Header(subject, 'utf-8')
 
#郵件正文內容
message.attach(MIMEText(mailMessageText, 'plain', 'utf-8'))
#設定郵件名片（html格式）
# html =  file('qianming.html').read().decode("utf-8")
# message.attach(MIMEText(html, 'html', 'utf-8'))

# 構造附件1，傳送當前目錄下的preCerroeFile 檔案
att1 = MIMEText(open(preCerroeFile, 'rb').read(), 'base64', 'utf-8')
att1["Content-Type"] = 'application/octet-stream'
# 這裡的filename可以任意寫，寫什麼名字，郵件中顯示什麼名字
att1["Content-Disposition"] = 'attachment; filename=' + preCerroeFile
message.attach(att1)
 

att2 = MIMEText(open(ordererroeFile, 'rb').read(), 'base64', 'utf-8')
att2["Content-Type"] = 'application/octet-stream'
att2["Content-Disposition"] = 'attachment; filename='+ordererroeFile
message.attach(att2)


att3 = MIMEText(open(kadanFile, 'rb').read(), 'base64', 'utf-8')
att3["Content-Type"] = 'application/octet-stream'
att3["Content-Disposition"] = 'attachment; filename='+kadanFile
message.attach(att3)

try:
    smtpObj = smtplib.SMTP() 
    smtpObj.connect(mail_host, 25)    # 25 為 SMTP 埠號
    smtpObj.login(mail_user,mail_pass)  
    smtpObj.sendmail(sender, receivers, message.as_string())
    print "郵件傳送成功"
except smtplib.SMTPException,e:
    print "Error: 無法傳送郵件" + repr(e)