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Chalice is a Python Framework for writing, building and deploying serverless applications. It was built and is currently maintained by the team at AWS. Using familiar decorator-based syntax that is common within popular Python frameworks such as Flask, FastAPI, etc, Chalice is easy to get started with. In this tutorial, we’ll see how to deploy a Chalice application that integrates with the Twilio Verify Service to AWS Lambda.
The application that we’ll build exposes a set of API endpoints to send verification codes to phone numbers via SMS, and then verifying them once the user receives them and sends them back. This is useful in scenarios where you would like to add phone number verification or two-factor authentication to your application.
Technical requirements
To follow along, you’ll need the following:
- An AWS account. If you don’t have one, you can sign up here to enjoy a generous allowance during …
In this tutorial, we’ll be looking at how to record outbound voice calls via the Twilio Programmable Voice API as well as uploading the recordings to Dropbox using the Dropbox API. So basically, person #1 would call your Twilio number, ask to call a person #2 by entering their phone number, and then the call between person #1 and person #2 would be recorded and sent to Dropbox.
Technical requirements
To follow along, you’ll need the following:
- A free Twilio Account. If you use this link to register, you will receive $10 credit when you upgrade to a paid account.
- Python Development Environment
- Ngrok. This will make the development version of our application accessible over the Internet.
- A free Dropbox Account.
Creating a Python environment
Let’s create a directory where our project will reside. From the terminal, run the following command:
$ mkdir twilio_outbound_dropbox
Next, cd into …
There are different scenarios within your applications where you would like to send reminders. For example, maybe you would like to send appointment reminders to your users or happy birthday wishes, this tutorial can serve as a great starting point for that. In this tutorial, we’ll be looking at how we can build an SMS Reminder Service using Python and Twilio.
Technical Requirements
To follow along, you’ll need the following:
- A free Twilio account. If you use this link to register, you will receive $10 credit when you upgrade to a paid account.
- Python 3.6 or newer.
- A free PythonAnywhere account.
- A phone line that can receive SMS messages.
Creating a Python environment
Let’s create a directory where our project will reside. From the terminal, run the following command:
$ mkdir twilio_sms_reminders
Next, cd into the project directory and run the following command to create a virtual environment. …
In this tutorial, we’ll be looking at how to keep track of Incoming SMS messages sent to your Twilio Phone Number on Airtable. Everytime your Twilio phone number receives an SMS message, we’ll forward the content of the message and some other important information about the message to a table in Airtable.
Technical Requirements
You will need the following to complete this tutorial:
- PHP version 7.2.5 or Higher
- Laravel 7
- Composer globally installed
- Twilio Account
- Airtable Account
- Ngrok
Setting up Laravel
There are different ways to set up a new Laravel project. You can do so via the Laravel installer or by using Composer. For the sake of this tutorial, we’ll be using Composer.
Run the following command in your terminal:
$ composer create-project --prefer-dist laravel/laravel twilio-airtable
This will set up a new Laravel project for us in the twilio-airtable directory.
Next, we’ll be installing a Laravel package that …
In this tutorial, we’ll be looking at how to build a simple WhatsApp chatbot that handles the conversion of any given number of Bitcoin units to the equivalent in a preferred currency. The bot will be built using Twilio API for WhatsApp and the Flask Framework for Python.
Technical requirements
To follow along, you’ll need the following:
- A free Twilio Account. If you use this link to register, you will receive $10 credit when you upgrade to a paid account.
- Python 3.6 or newer
- Ngrok. This will make the development version of our application accessible over the Internet.
- A smartphone with an active number and WhatsApp installed.
Creating a Python environment
Let’s create a directory where our project will reside. From the terminal, run the following command:
$ mkdir twilio_whatsapp_bot
Next, cd into the project directory and run the following command to create a virtual environment.
$ python …
Over the years, we’ve seen a steady increase in the number of bots and chatbots available to us over different platforms. Brands make use of bots as an exciting way to engage customers, while also providing a way to automate what could normally be considered, monotonous conversations. With it’s over 1.5 billion users and growing, and familiar chat technology, WhatsApp presents a strong case for building a chatbot on it’s platform.
In this tutorial, we’ll be looking at how we can build a WhatsApp Currency Conversion Bot for converting multiple currencies using the Twilio API for WhatsApp.
Technical Requirements
You will need the following to complete this tutorial:
- PHP version 7.2.5 or Higher
- Laravel 7
- Composer
- Twilio Account
- An API Key From Currency Converter
- Ngrok
Setting up Laravel
There are different ways to set up a new Laravel project. You can do so via the Laravel installer or by …
One-time passwords (OTPs) contain numeric or alphanumeric codes that are used to provide an extra layer of security for your applications, by ensuring that a user is authenticated for a particular transaction or a login session. In this tutorial, we’ll be building a simple Flask application that generates and validates OTPs that are delivered to users via Voice or SMS channels using Twilio.
Technical requirements
To follow along, you’ll need the following:
- A free Twilio Account. If you use this link to register, you will receive $10 credit when you upgrade to a paid account.
- Python 3.6 or newer.
- A phone line that can receive voice calls and/or SMS.
Creating a Python environment
Let’s create a directory where our project will reside. From the terminal, run the following command:
$ mkdir twilio_otp
Next, cd into the project directory and run the following command to create a virtual environment.
$ …
In this tutorial, we’ll be looking at how to build a SMS-to-Slack bridge using Python and Twilio. The bridge will work in such a way that every time your Twilio phone number receives an SMS message, we’ll forward the content of the SMS message to a channel in Slack. Furthermore, any threaded replies in Slack to the message that was posted will automatically be sent as an SMS message to the originating number.
Technical requirements
To follow along, you’ll need the following:
- A free Twilio Account. If you use this link to register, you will receive $10 credit when you upgrade to a paid account.
- A free Slack account, and a Slack workspace you have administrator access to.
- Python 3
- Ngrok. This will make the development version of our application accessible over the Internet.
Creating a Python environment
Let’s create a directory where our project will reside. …
I recently realized that every time I had to do an integration with Twilio for sending SMS in a Laravel project, I used a custom wrapper around the Twilio PHP library to help me simplify the process. However, this became a bit monotonous for me as I always had to copy and paste this wrapper every time I was starting a new Laravel project. In this tutorial, you’ll join me in learning how to build a Laravel Twilio Package to eliminate copying and pasting and benefit from package management. This will also allow other developers such as yourself to make use of this package.
Technical Requirements
To complete this tutorial, you will need the following:
Setting up a New Package
We’ll be using Composer to set up the package. From the terminal, cd into your project’s directory and run the following command:
$ composer init
This …
Phone number validation is the process of verifying a phone number is valid and in the right format. It’s an important aspect and a popular measure for applications and services that deal with collecting phone numbers from users. In this tutorial we’ll use Python and Azure Functions to develop a simple serverless HTTP function that integrates with Twilio’s Lookup API to validate phone numbers.
Technical Requirements
To follow along, you’ll need the following:
- A Twilio Account. If you use this link to register, you will receive $10 credit when you upgrade to a paid account.
- An Azure Account
- Python 3.6 or Python 3.7 - At the time of writing this article, these are the Python versions, Azure Functions currently supports.
- VS Code - The Python extension for VS code needs to be installed as well.
Set up an Azure Function App
To get started, we need to create an …