How to Link Sengrid to a Contact Form in Flask to Forward Email

Solution

    def send(self):
        message      = Mail(
        from_email   = APPROVED_SENDGRID_EMAIL,
        to_emails    = 'jonathanbechtel@gmail.com',
        subject      = 'Sample Email Message',
        html_content = f'From: {self.email}
Reason: {self.reason}
Message:{self.message}')

        # Set the reply-to email
        message.reply_to(self.email)

        try:
            sg = SendGridAPIClient(os.environ.get('SENDGRID_API_KEY'))
            response = sg.send(message)
        except Exception as e:
            print(e)