python 获取错误日志，并发送邮件

# -*- coding: utf-8 -*-
'''
发送错误日志
'''
import  os
import  smtplib
import  time
import  datetime

from  email.mime.multipart  import  MIMEMultipart
from  email.mime.text  import  MIMEText
from  email.mime.application  import  MIMEApplication


def  send_mail(to_list, sub, content):   # to_list：收件人；sub：主题；content：邮件内容
  mail_host  =  "smtp.jd.com"   # 设置服务器
  mail_user  =  ""   # 用户名
  mail_pass  =  ""   # 口令
  mail_postfix  =  ""   # 发件箱的后缀

  me  =  "错误日志"  +  "<"  +  mail_user  +  "@"  +  mail_postfix  +  ">"   # 这里的hello可以任意设置，收到信后，将按照设置显示
  msg  =  MIMEMultipart()
  msg[ 'Subject' ]  =  sub   # 设置主题
  msg[ 'From' ]  =  me
  msg[ 'To' ]  =  ";" .join(to_list)
  # ---邮件正文---
  part  =  MIMEText( open (objectdir,  'r' ).read(),_charset = 'gb2312' )   #将错误文件内容做为邮件正文内容
  msg.attach(part)

  # txt类型附件
  part  =  MIMEApplication( open (objectdir,  'rb' ).read())
  part.add_header( 'Content-Disposition' ,  'attachment' , filename = "error_log.txt" )
  msg.attach(part)
  try :
    s  =  smtplib.SMTP()
    s.connect(mail_host)   # 连接smtp服务器
    s.login(mail_user, mail_pass)   # 登陆服务器
    s.sendmail(me, to_list, msg.as_string())   # 发送邮件
    s.close()
    return  True
  except  Exception, e:
    print  str (e)
    return  False

#获取错误日志内容
def  getContent(resouce, final):
  f  =  open (resouce,  'rb' )
  finalfile  =  open (final,  'wb' )
  try :
    for  line  in  f:
        if  yes_date  in  line:
            if  "ERROR"  in  line:   # 按行读取，如果该行包含“ERORR”字符串，则将该行写入目标文件
               finalfile.write(line)

  finally :
    f.close()
    finalfile.close()

# 获取昨天的时间，这块可以任意改成自己需要的时间
def  get_yesterday_date():
  today  =  datetime.datetime.now()
  oneday  =  today  -  datetime.timedelta(days = 1 )
  yes_date  =  oneday.strftime( "%Y-%m-%d" )
  return  yes_date


if  __name__  = =  '__main__' :
  sourcedir  =  "D:/catalina.out"   # 需要读取的源文件路径
  objectdir  =  "D:/error_log.txt"   # 存放的目标文件
  mailto_list  =  [ "[email protected]" ] #收件人邮箱，可以发送存放多个
  yes_date  =  get_yesterday_date()

  getContent(sourcedir, objectdir)
  if  os.path.getsize(objectdir):
      if  send_mail(mailto_list,  "错误日志_" + yes_date,objectdir):
        print  "发送成功"
      else :
        print  "发送失败"
  else :
      print  "无错误日志，未发送邮件"