awsのSESを使った添付ファイル送信プログラム

sendmailattach.py

#!/bin/env python3

# sendmailattach.py TO FROM SUBJECT BODY ATTACH_FILENAME
# TO         = 送信先メールアドレス
# FROM       = 送信元
# SUBJECT    = 題名
# ATTACHMENT = 添付ファイル名
# BODY_TEXT  = 本文

import sys
import os
import boto3
import datetime
import re
import zipfile
from botocore.exceptions import ClientError
from email.mime.multipart import MIMEMultipart
from email.mime.text import MIMEText
from email.mime.application import MIMEApplication


def sendmail(RECIPIENT, SENDER, SUBJECT, BODY_TEXT,ATTACHMENT):
    AWS_REGION = "ap-northeast-1"
    client = boto3.client('ses',region_name=AWS_REGION)

    msg = MIMEMultipart('mixed')
    msg['Subject'] = SUBJECT
    msg['From']    = SENDER
    msg['To']      = RECIPIENT
    msg_body       = MIMEMultipart('alternative')

    textpart = MIMEText(BODY_TEXT.encode("utf-8"), 'plain', "utf-8")
    msg_body.attach(textpart)
    att = MIMEApplication(open(ATTACHMENT, 'rb').read())

    att.add_header('Content-Disposition','attachment',filename=os.path.basename(ATTACHMENT))
    msg.attach(msg_body)
    msg.attach(att)
    try:
        response = client.send_raw_email(
            Source=SENDER,
            Destinations=[ RECIPIENT ],
            RawMessage={ 'Data':msg.as_string(), },
        )
    except ClientError as e:
        print(e.response['Error']['Message'])
    else:
        #print("Email sent! Message ID:"),
        print(response['ResponseMetadata']['RequestId'])

# Main Function
if __name__ == "__main__":
    if len(sys.argv) != 6:
        print('引数が5つ必要です')
        print()
        print('sendmailattach.py TO FROM SUBJECT BODY ATTACHMENT')
        print('  TO         = 送信先メールアドレス')
        print('  FROM       = 送信元')
        print('  SUBJECT    = 題名')
        print('  ATTACHMENT = 添付ファイル名')
        print('  BODY_TEXT  = 本文')
        sys.exit(1)

    args = sys.argv
    sendmail(args[1], args[2], args[3], args[4], args[5])