Python发送邮件的例子，运维人员使用

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# -*- coding: UTF-8 -*-
'''
发送txt文本邮件
'''
import smtplib
from email.mime.text import MIMEText
import os,sys
if len(sys.argv) > 5  or len(sys.argv) < 4:
   print("Usage:python %s <mail_to> [mail_cc] <mail_subject> <mail_content>" % sys.argv[0]);
   exit()       
mail_host="smtp.abc.com"  #设置服务器
mail_user="it_online"    #用户名
mail_pass="*******"   #口令
mail_postfix="abc.com"  #发件箱的后缀
mail_to=sys.argv[1]

if len(sys.argv) > 4:
   mail_cc=sys.argv[2]
   mail_subject=sys.argv[3]
   mail_content=sys.argv[4]
else:
   mail_subject=sys.argv[2]
   mail_content=sys.argv[3]

def send_mail(to,cc,sub,content):
    cc=cc.strip()
    me="hello"+"<"+mail_user+"@"+mail_postfix+">"
    msg = MIMEText(content,_subtype='plain',_charset='gb2312')
    msg['Subject'] = sub
    msg['From'] = me
    msg['To'] = to
    msg['Cc'] = cc
    try:
        server = smtplib.SMTP()
        server.connect(mail_host)
        server.login(mail_user,mail_pass)
        server.sendmail(me,to,msg.as_string())
        if len(cc) <> 0:
            server.sendmail(me,msg.as_string())
        server.close()
        return True
    except Exception,e:
        print str(e)
        return False
def send_mail_nocc(to,content):
    me="hello"+"<"+mail_user+"@"+mail_postfix+">"
    msg = MIMEText(content,_charset='gb2312')
    msg['Subject'] = sub
    msg['From'] = me
    msg['To'] = to
    try:
        server = smtplib.SMTP()
        server.connect(mail_host)
        server.login(mail_user,mail_pass)
        server.close()
        return True
    except Exception,e:
        print str(e)
        return False
if __name__ == '__main__':
    if len(sys.argv) > 4:
        if send_mail(mail_to,mail_cc,mail_subject,mail_content):
            print "send sucess"
        else:
            print "send fail" 
    else:
        if send_mail_nocc(mail_to,mail_content):
            print "send sucess"
        else:
            print "send fail" 

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