Python Gmail Send Client

gistfile1.txt

class GmailClient:
    def __init__(self, config):
        self._email = config["email"]
        self._password = config["password"]

    def send_email(self, receiver_emails, subject, body):

        sender_email = self._email
        #https://security.google.com/settings/security/apppasswords
        password = self._password

        email_text = """\
From: %s
To: %s
Subject: %s

%s
""" % (sender_email, ", ".join(receiver_emails), subject, body)

        server = smtplib.SMTP_SSL('smtp.gmail.com', 465)
        server.ehlo()
        server.login(sender_email, password)
        server.sendmail(sender_email, receiver_emails, email_text)
        server.close()