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PYTHON发送邮件时，有的服务器不用密码认证的
2022-09-18 22:51:26
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#!/usr/bin/python# coding: UTF-8import smtplib
from email.mime.text import MIMEText
receivers_list=["chengang@example.com",]
#mail_host="dns.com"mail_host="1.2.3.4"
sender_email="send@bat.com"
#mail_pwd="*************" //有的需要，有的不需要 def send_email(subject, content, receivers_list):
print 'Setting MIMEText'
msg = MIMEText(content.encode('utf8'), _subtype = 'html', _charset = 'utf8')
msg['From'] = sender_email
msg['Subject'] = u'%s' % subject
msg['To'] = ",".join(receivers_list)
try:
# s = smtplib.SMTP_SSL(mail_host, 465) //有的需要，有的不需要
s = smtplib.SMTP(mail_host, 25)
# s.connect(mail_host) //和上面的连接任选一种
#s.set_debuglevel(1)
#s.ehlo() //有的需要，有的不需要
#s.starttls() //有的需要，有的不需要
#s.ehlo()
#s.login(mail_user, mail_pwd) //有的需要，有的不需要
s.sendmail(sender_email, receivers_list, msg.as_string())
print 'close the connection between the mail server'
s.close()
except Exception as e:
print 'Exception: ', e
if __name__ == '__main__':
send_email("subject title", 'email content', receivers_list)
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