simple Python script for testing SMTP conenctions

mail.py

# mail.py
# simple Python script for testing smtp connections
# see https://realpython.com/python-send-email/#sending-a-plain-text-email
import smtplib, ssl

smtp_server = "<your-smtp-hostname>"
smtp_username = "<your-smtp-username>"
sender_email = "<sender-email-address>"
receiver_email = "<receiver-email-address>"
port = 587

password = input("Type your password and press enter: ")
message = """\
From: """+sender_email+"""
To: """+receiver_email+"""
Subject: Hi there

This message is sent from Python."""

context = ssl.create_default_context()
with smtplib.SMTP(smtp_server, port) as server:
    server.ehlo()
    server.starttls(context=context)
    server.login(smtp_username, password)
    server.sendmail(sender_email, receiver_email, message)