邏輯比較簡單 ，直接上代碼 

定時發送直接使用了win服務器的定時任務來定時執行腳本

#coding:utf-8from __future__ import divisionimport pymssql,sys,datetime,xlwt import smtplibfrom email.mime.text import MIMETextfrom email.mime.multipart import MIMEMultipartfrom 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作為參數傳遞調用get_data并將結果賦值給result,(result為一個嵌套元組)    result = self.ExecQuery(sql)    # 實例化一個Workbook()對象(即excel文件)    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復操作。    sheet = wbk.add_sheet('Sheet1',cell_overwrite_ok=True)    # 獲取當前日期，得到一個datetime對象如：(2016, 8, 9, 23, 12, 23, 424000)    today = datetime.date.today()    yesterday = today - datetime.timedelta(days=1)    # 將獲取到的datetime對象僅取日期如：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名稱保存。    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 yesterdayStartpreCheckCountSuccesSql = "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:'] = orderSucessCountSqlpreCherkL['訂購的訂單數 失敗:'] = orderErrorCountSqlpreCherkL['訂購卡單數:'] = orderKadanSqlpreCherkL['退訂的訂單數 成功:'] = unsubscribeSucessCountSqlpreCherkL['退訂的訂單數 失敗:'] = unsubscribeErrorCountSqlpreCherkL['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文件 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" #設置服務器mail_user=##"  #用戶名mail_pass="##"  #口令   sender = '###@163.com'receivers = ['##@qq.com'] # 接收郵件，可設置為你的QQ郵箱或者其他郵箱 #創建一個帶附件的實例message = MIMEMultipart() message['From'] = Header("測試", 'utf-8')message['To'] = Header(" , ".join(receivers), 'utf-8') subject = 'CRM訂單日數據' + yesterday.strftime('%Y-%m-%d')message['Subject'] = Header(subject, 'utf-8') #郵件正文內容message.attach(MIMEText(mailMessageText, 'plain', 'utf-8'))#設置郵件名片（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 文件att1 = MIMEText(open(preCerroeFile, 'rb').read(), 'base64', 'utf-8')att1["Content-Type"] = 'application/octet-stream'# 這里的filename可以任意寫，寫什么名字，郵件中顯示什么名字att1["Content-Disposition"] = 'attachment; filename=' + preCerroeFilemessage.attach(att1)  att2 = MIMEText(open(ordererroeFile, 'rb').read(), 'base64', 'utf-8')att2["Content-Type"] = 'application/octet-stream'att2["Content-Disposition"] = 'attachment; filename='+ordererroeFilemessage.attach(att2)  att3 = MIMEText(open(kadanFile, 'rb').read(), 'base64', 'utf-8')att3["Content-Type"] = 'application/octet-stream'att3["Content-Disposition"] = 'attachment; filename='+kadanFilemessage.attach(att3) try:  smtpObj = smtplib.SMTP()   smtpObj.connect(mail_host, 25)  # 25 為 SMTP 端口號  smtpObj.login(mail_user,mail_pass)   smtpObj.sendmail(sender, receivers, message.as_string())  print "郵件發送成功"except smtplib.SMTPException,e:  print "Error: 無法發送郵件" + repr(e)