python3 发送任意文件邮件的实例

#!/usr/bin/python
# -*- coding: UTF-8 -*-
import smtplib
import email.mime.multipart
import email.mime.text
from email.mime.text import MIMEText
from email.mime.multipart import MIMEMultipart
from email.mime.application import MIMEApplication

def send_email(smtpHost,sendAddr,password,recipientAddrs,subject='',content=''):
 msg = email.mime.multipart.MIMEMultipart()
 msg['from'] = sendAddr
 msg['to'] = recipientAddrs
 msg['subject'] = subject
 content = content
 txt = email.mime.text.MIMEText(content,'plain','utf-8')
 msg.attach(txt)


 # 添加附件，传送D:/mydev/yasuo.rar文件
 part = MIMEApplication(open('D:/mydev/6.rar','rb').read())
 part.add_header('Content-Disposition','attachment',filename="yasuo.rar")
 msg.attach(part)

 smtp = smtplib.SMTP()
 smtp.connect(smtpHost,'25')
 smtp.login(sendAddr,password)
 smtp.sendmail(sendAddr,str(msg))
 print("发送成功！")
 smtp.quit()

try:

subject = 'Python 测试邮件'
content = '这是一封来自 Python 编写的测试邮件。'
send_email('smtp.163.com','18310161797@163.com','邮箱密码','526189064@qq.com',subject,content)
except Exception as err:
print(err)