import smtplib

# testing:
# start dummy web server for dev with root: python3 -m smtpd -c DebuggingServer -n localhost:25

port = 25
server=smtplib.SMTP("localhost", port)
sender_email = "deadswitch@kawomi.com"
receiver_email = "joerg.tretter@gmail.com"
message = """\
Subject: Hi there

This message is sent from Python."""

server.sendmail(sender_email, receiver_email, message)