python发送邮件脚本

本文实例为大家分享了python发送邮件的具体代码，供大家参考，具体内容如下

#!/usr/bin/env python
# -*- coding: utf-8 -*-
import smtplib
import sys
from email.mime.text import MIMEText
import linecache
import email
import os 

#####################
# set email service host,user,pass word,postfix
mail_host="smtp.exmail.qq.com"
mail_user="username"
mail_pass="password"
mail_postfix="qq.com"
###################### 

def transfer_utf8_to_gb2312(file_name):
 f=open(file_name)
 s=f.read()
 f.close()
 u=s.decode("utf-8")
 s=u.encode("gb2312")
 f=open(file_name,"w");
 f.write(s) 

def send_mail(to_list,sub,content_file_name):
 me=mail_user+"<"+mail_user+"@"+mail_postfix+">"
 msg = email.MIMEMultipart.MIMEMultipart()
 content = open(content_file_name.encode("utf-8"), 'rb')
 content_msg = MIMEText(content.read(),"plain","utf-8")
 msg.attach(content_msg)
 msg['Subject'] = sub
 msg['From'] = me
 msg['To'] = ";".join(to_list)
 try:
  s = smtplib.SMTP()
  s.connect(mail_host)
  s.login(mail_user+"@"+mail_postfix,mail_pass)
  s.sendmail(me, to_list, msg.as_string())
  s.close()
  return True
 except Exception, e:
  print "error:",str(e)
  return False 

def send_mail_with_attachment(to_list,sub,content_file_name,attachment_file_name):
 me=mail_user+"<"+mail_user+"@"+mail_postfix+">"
 msg = email.MIMEMultipart.MIMEMultipart()
 content = open(content_file_name.encode("utf-8"), 'rb')
 content_msg = MIMEText(content.read(),"plain","utf-8")
 msg.attach(content_msg)
 for tmp_attachment_file_name in attachment_file_name.split(","):
  contype = 'application/octet-stream'
  maintype, subtype = contype.split('/', 1)
  file_data = open(tmp_attachment_file_name.encode("utf-8"), 'rb')
  file_msg = email.MIMEBase.MIMEBase(maintype, subtype)
  file_msg.set_payload(file_data.read())
  file_data.close( )
  email.Encoders.encode_base64(file_msg)
  basename = os.path.basename(tmp_attachment_file_name)
  file_msg.add_header('Content-Disposition', 'attachment', filename = basename.encode("utf-8"))
  msg.attach(file_msg)
 msg['Subject'] = sub
 msg['From'] = me
 msg['To'] = ";".join(to_list)
 try:
  s = smtplib.SMTP()
  s.connect(mail_host)
  s.login(mail_user+"@"+mail_postfix,mail_pass)
  s.sendmail(me, to_list, msg.as_string())
  s.close()
  return True
 except Exception, e:
  print "error:",str(e)
  return False 

def print_usage():
  print "Usage: "
  print "  %s email_send_list(xxx@163.com,xxx@qq.com,...) subject content_file_name" % (sys.argv[0])
  print "  %s email_send_list(xxx@163.com,xxx@qq.com,...) subject content_file_name attachment_file_name(file_name1,file_name2,...) if_transform_attachment_to_gb2312(yes or not)" % (sys.argv[0]) 

######Start from here#########
if __name__ == '__main__':
 reload(sys)
 sys.setdefaultencoding('utf8')
 if len(sys.argv) == 6:
  send_list = sys.argv[1].split(",")
  subject = unicode(sys.argv[2],"utf-8")
  content_file_name = unicode(sys.argv[3],"utf-8")
  attachment_file_name = unicode(sys.argv[4],"utf-8")
  if(sys.argv[5] == "yes"):
   transfer_utf8_to_gb2312(attachment_file_name.decode("utf-8"))
  elif(sys.argv[5] == "not"):
   pass
  else:
   print_usage() 

  if send_mail_with_attachment(send_list,subject,content_file_name,attachment_file_name):
   print "Send email success!"
  else:
   print "Send email fail!"
   sys.exit(1)
 elif len(sys.argv) == 4:
  send_list = sys.argv[1].split(",")
  subject = unicode(sys.argv[2],"utf-8")
  content_file_name = unicode(sys.argv[3],"utf-8") 

  if send_mail(send_list,subject,content_file_name):
   print "Send email success!"
  else:
   print "Send email fail!"
   sys.exit(1)
 else:
  print_usage()

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