main.py

# Function to read the contacts from a given contact file and return a
# list of names and email addresses
def get_contacts(filename):
  names = []
  emails = []
  with open(filename, mode='r', encoding='utf-8') as contacts_file:
    for a_contact in contacts_file:
      names.append(a_contact.split()[0])
      emails.append(a_contact.split()[1])
  return names, emails

from string import Template

def read_template(filename):
  with open(filename, 'r', encoding='utf-8') as template_file:
    template_file_content = template_file.read()
  return Template(template_file_content)

# import the smtplib module. It should be included in Python by default
import smtplib
# set up the SMTP server
MY_ADDRESS = 'fortestingonly0071@gmail.com'
PASSWORD = 'fortesting1@'
s = smtplib.SMTP(host='smtp.gmail.com', port=587)
s.starttls()
s.login(MY_ADDRESS, PASSWORD)

names, emails = get_contacts('mycontacts.txt')  # read contacts
message_template = read_template('message.txt')

# import necessary packages
from email.mime.multipart import MIMEMultipart
from email.mime.text import MIMEText

# For each contact, send the email:
for name, email in zip(names, emails):
  msg = MIMEMultipart()       # create a message
  body = """<html>
            <body>
             <button style="padding:20px;background:green;color:white;">Unsubscribe</button>
            </body>
          </html>
       """
    #msg.attach(MIMEText(body, 'html'))

    # add in the actual person name to the message template
  message = message_template.substitute(PERSON_NAME=name.title())

  # setup the parameters of the message
  msg['From']=MY_ADDRESS
  msg['To']=email
  msg['Subject']="Thank you for subscribing to our mailing service"

  # add in the message body
  msg.attach(MIMEText(message, 'plain'))
  msg.attach(MIMEText(body, 'html'))
  #msg.attach(Text,html)
  # send the message via the server set up earlier.
  s.send_message(msg)

  del msg
	# Function to read the contacts from a given contact file and return a
	# list of names and email addresses
	def get_contacts(filename):
	names = []
	emails = []
	with open(filename, mode='r', encoding='utf-8') as contacts_file:
	for a_contact in contacts_file:
	names.append(a_contact.split()[0])
	emails.append(a_contact.split()[1])
	return names, emails

	from string import Template

	def read_template(filename):
	with open(filename, 'r', encoding='utf-8') as template_file:
	template_file_content = template_file.read()
	return Template(template_file_content)

	# import the smtplib module. It should be included in Python by default
	import smtplib
	# set up the SMTP server
	MY_ADDRESS = 'fortestingonly0071@gmail.com'
	PASSWORD = 'fortesting1@'
	s = smtplib.SMTP(host='smtp.gmail.com', port=587)
	s.starttls()
	s.login(MY_ADDRESS, PASSWORD)

	names, emails = get_contacts('mycontacts.txt') # read contacts
	message_template = read_template('message.txt')

	# import necessary packages
	from email.mime.multipart import MIMEMultipart
	from email.mime.text import MIMEText

	# For each contact, send the email:
	for name, email in zip(names, emails):
	msg = MIMEMultipart() # create a message
	body = """<html>
	<body>
	<button style="padding:20px;background:green;color:white;">Unsubscribe</button>
	</body>
	</html>
	"""
	#msg.attach(MIMEText(body, 'html'))

	# add in the actual person name to the message template
	message = message_template.substitute(PERSON_NAME=name.title())

	# setup the parameters of the message
	msg['From']=MY_ADDRESS
	msg['To']=email
	msg['Subject']="Thank you for subscribing to our mailing service"

	# add in the message body
	msg.attach(MIMEText(message, 'plain'))
	msg.attach(MIMEText(body, 'html'))
	#msg.attach(Text,html)
	# send the message via the server set up earlier.
	s.send_message(msg)

	del msg