s3_email_with_attachment.py

import boto3
from email.mime.multipart import MIMEMultipart
from email.mime.text import MIMEText
from email.mime.application import MIMEApplication

def lambda_handler(event, context):
    ses = boto3.client("ses")
    s3 = boto.client("s3")


    for i in event['Records']:
        action = i['eventName']
        ip = i['requestParameters']['sourceIPAddress']
        bucket_name = i['s3']['bucket']['name']
        object = i['s3']['object']['key']
    fileObj = s3.get_object(Bucket=bucket_name, Key=object)
    file_content = fileObj["Body"].read()

    sender = "javed7504@gmail.com"
    to = "javed7504@gmail.com"
    subject = str(action) + 'Event from' + bucket_name
    body = """
            <br>
            This email is to notify you regarding {} event.
            The object {} is deleted.
            Source IP: {}
        """.format(action, object, ip)

    msg = MIMEMultipart()
    msg["Subject"] = subject
    msg["From"] = sender
    msg["To"] = to

    body_txt = MIMEText(body, "html")

    attachment = MIMEApplication(file_content)
    attachment.add_header("Content-Disposition", "attachment", filename="demo.txt")

    msg.attach(body_txt)
    msg.attach(attachment)

    response = ses.send_raw_email(Source=sender, Destination=[to], RawMessage={"Data": msg.as_string()})