config.yaml

region: us-east-1

function_name: hello_twilio
handler: service.handler
role: lambda_execution_role
description: trying to use lambda to make twilio calls

# if access key and secret are left blank, boto will use the credentials
# defined in the [default] section of ~/.aws/credentials.
aws_access_key_id:
aws_secret_access_key:

# dist_directory: dist
timeout: 15
memory_size: 128

env

export twilio_sid="your_sid"
export twilio_token="your_token"
export from_number="+your_twilio_number"
export to_number_single_click="+number-to-call-when-single-click" #eg +12135551212
export to_number_double_click="+number-to-call-when-double-click"
export to_number_long_click="+number-to-call-when-long-click"

event.json

{
  "clickType": "SINGLE"
}

lambda_twilio.py

# pip install twilio==6.3.0
from twilio.rest import Client

# you get the sid and token from your Twilio account
client = Client(sid, token)
call = client.api.account.calls \
    .create(to=call_to,
    from_=call_from,
    url="http://twimlets.com/holdmusic?Bucket=com.twilio.music.ambient")

requirements.txt

python-lambda==0.5.0
twilio==6.3.0

response.xml

<?xml version="1.0" encoding="UTF-8"?>
<Response>
    <Say>Hello Monkey</Say>
    <Play>http://demo.twilio.com/hellomonkey/monkey.mp3</Play>
</Response>

service.py

import os
from twilio.rest import Client

def handler(event, context):
    print "Event is "
    print event

    call_from = os.environ['from_number']
    sid = os.environ['twilio_sid']
    token = os.environ['twilio_token']
    click_type = event.get("clickType")

    call_to = os.environ['to_number_single_click']
    if click_type == "DOUBLE":
        call_to = os.environ['to_number_double_click']
    elif click_type == "LONG":
        call_to = os.environ['to_number_long_click']
    print "Calling %s" % call_to

    client = Client(sid, token)
    call = client.api.account.calls \
        .create(to=call_to,
        from_=call_from,
        url="http://twimlets.com/message?Message%5B0%5D=Hello%20from%20twilio")

service_simple.py

import os
from twilio.rest import Client

def handler(event, context):
    call_from = os.environ['from_number']
    sid = os.environ['twilio_sid']
    token = os.environ['twilio_token']
    call_to = os.environ['to_number_single_click']

    print "Calling %s" % call_to

    client = Client(sid, token)
    call = client.api.account.calls \
        .create(to=call_to,
        from_=call_from,
        url="http://twimlets.com/holdmusic?Bucket=com.twilio.music.ambient")

twilio_sample.py

call = client.api.account.calls\
      .create(to="+14085551234",  # Any phone number
              from_="+12125551234", # Must be a valid Twilio number
              url="http://twimlets.com/holdmusic?Bucket=com.twilio.music.ambient")

twilio_with_different_twimlet.py

call = client.api.account.calls\
      .create(to="+14085551234",  # Any phone number
              from_="+12125551234", # Must be a valid Twilio number
              url="http://twimlets.com/message?Message%5B0%5D=Hello%20from%20twilio")