Python snippet for sending emails with Gmail

send.py

import smtplib
from email.parser import Parser
from email.mime.multipart import MIMEMultipart
from email.mime.text import MIMEText

USR = "<gmail_username>"
PWD = "<gmail_app_password>"

# Set up server
server = smtplib.SMTP("smtp.gmail.com", 587)
server.ehlo()
server.starttls()
server.login(USR, PWD)

# Set up sender, recipient, and subject
msg = MIMEMultipart()
msg['From']    = "<sender_email_address>"
msg['To']      = "<recipient_email_address>"
msg['Subject'] = "<subject_line>"

# Attach body to email
text = MIMEText(open("body.txt").read())
msg.attach(text)

# Send and close
server.send_message(msg)
server.quit()