어떻게python을 이용하여 메일을 발송합니까

pip install zmail

 import zmail
 server = zmail.server(' ',' ')
 
 server.send_mail(' ',{'subject':'Hello!','content_text':'By zmail.'})

import smtplib
from email.mime.text import MIMEText
#-------- --------
smtpserver="smtp.qq.com"  # 
port = 465           # 
sender = "[email protected]"# 
psw = "xxxxx"#   
receiver="[email protected]"# 

#-------- --------

subject="qq "
body= '<p> qq </p>'
msg = MIMEText(body,'html','utf-8')
msg['from']=sender
msg['to']='[email protected]'
msg['subject']=subject

#-----------test_email-------
smtp = smtplib.SMTP_SSL(smtpserver,port)# 
smtp.login(sender,psw)# 
smtp.sendmail(sender,receiver,msg.as_string())# 
smtp.quit()

import smtplib
from email.mime.text import MIMEText
from email.mime.multipart import MIMEMultipart
import os

smtpserver='smtp.qq.com'
port =465
sender='[email protected]'
psw = 'xxxx'
recevier = "[email protected]"

filenamepath = os.path.join(os.path.dirname(os.path.realpath(__file__)),'ceshi.html')

with open(filenamepath,'rb') as f:
  mail_body=f.read().decode('utf-8')

msg = MIMEMultipart()
msg['from']=sender# 
msg['to']=recevier# 
msg['subject']=' 99'# 

#  
body = MIMEText(mail_body,'html','utf-8')
msg.attach(body)
# 
att = MIMEText(mail_body,'base64','gbk')# utf-8 
att['Content-Type']='application/octet-stream'
att['Content-Disposition']='attachment;filename="test_report.html"'
msg.attach(att)

#### 
try:
  smtp = smtplib.SMTP()
  smtp.connect(smtpserver)# 
  smtp.login(sender,psw)# 
except:
  smtp = smtplib.SMTP_SSL(smtpserver,port)
  smtp.login(sender,psw)# 

smtp.sendmail(sender,recevier,msg.as_string())# 
smtp.quit()