send email after restart raspberry pi

[chano]

Of course it is.
https://realpython.com/python-send-email/

You can use the email and smtplib. A better API is provided by emails.
To start your script after booting, you can use:

• a stupid init-script
  
• /etc/rc.local
  
• systemd
  
• cron, google for @reboot cron
  

Thank for your answer,but i am very beginner,can you write semple code and tell me what i do to start after restart raspberry?
Thank you very much