AWS Lambda + Twilio Googleカレンダーのリマインダーを音声通知にして電話させる ref: http://qiita.com/hidesakai/items/20873fa354cb49911608

lambda_function.py

# -*- coding: utf-8 -*-
import os
import re
import json
import email                                                                                                                                  
import base64
import urllib

import boto3
from twilio.rest import Client                                                                                                                
account_sid = os.environ['ACCOUNT_SID']
auth_token = os.environ['AUTH_TOKEN']

# Twilio アカウントページのAccount SIDとAuth TokenをSETする
client = Client(account_sid, auth_token)

s3 = boto3.client('s3')

def lambda_handler(event, context):
    bucket = event['Records'][0]['s3']['bucket']['name']
    key = urllib.unquote_plus(event['Records'][0]['s3']['object']['key']).decode('utf8')

    titleText = None
    timeText = None

    try:
        # Gmailから転送されてきたメールデータを取り出す
        response = s3.get_object(Bucket=bucket, Key=key)
        b = email.message_from_string(response['Body'].read())

        titleRegex = re.compile("タイトル: (.+)")
        timeRegex = re.compile("日時: \d{4}/\d{2}/\d{2} \(.+\) (\d{2}\:\d{2}) ～ (\d{2}\:\d{2}) .+")

        if b.is_multipart():
            for payload in b.get_payload():
                line = base64.b64decode(payload.get_payload())

                # メール本文のタイトルと日時を抽出

                title = titleRegex.search(line)
                if title is not None:
                    titleText = title.group(1)

                time = timeRegex.search(line)
                if time is not None:
                    timeText = time.group(1)

    except Exception as e:
        print(e)
        raise e

    if titleText is not None and timeText is not None:
        twiml = "<Response><Pause length='3'/><Say voice='woman' language='ja-jp'>これはリマインダーです。本日 %s より、%s の予定が入っております。</Say></Response>" % (timeText, titleText)

        # リマインドテキスト(できたTwiML)をTwimlets Echoへ渡し、指定電話番号へ発信する
        call = client.api.account.calls\
                .create(to=os.environ['REMIND_TO'],
                        from_=os.environ['REMIND_FROM'],
                        url="http://twimlets.com/echo?Twiml="+urllib.quote(twiml.encode("utf-8")))
        print(call.sid)