PyLadies Dublin Sep Meetup: Building Conversational Bot using Twilio & Python

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Building a Conversational Bot for WhatsApp - Mridu Bhatnagar

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Vocabulary Bot (Vocab Bot) - Features 1. Word definition 2. Synonyms 3. Antonyms 4. Examples

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Requirements - Python Version 3.6+ - Flask - ngrok - A smartphone with active phone number and WhatsApp installed. - Twilio Account - https://www.twilio.com/try-twilio?promo=d34aPv

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Configure the Twilio WhatsApp Sandbox - Open the Twilio WhatsApp Sandbox - https://www.twilio.com/console/sms/whatsapp/learn

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Configure the Twilio WhatsApp Sandbox - Check your WhatsApp contact list. Newly saved number would appear in contacts. This is our Bot: Vocab Bot :-)

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Create a Python Virtual Environment

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For Mac/Linux Users

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For Windows Users

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Create a Flask ChatBot Service

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Create a Webhook

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Receiving the incoming message from user

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TwiML Message Response Object

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Bot Response Logic Incoming message format - “Hi” Output message - “Hello hi”

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Twilio’s Response Template Format

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Running the application

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Run ngrok

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Output of ngrok terminal

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Twilio Sandbox for WhatsApp NOTE - Add your ngrok forwarding url in the textbox corresponding to When a message comes in field.

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Sending Dynamic Responses

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Data Source - API - Either create your own API or you can use any public APIs that are available. - Example Use Cases - Google Maps API - Cat Pictures API - Twitter API - Google News API - Github API

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Integrating a API using Python

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Detailed Resource Link for Building your own Bot - Tutorial - Build a Vocabulary Bot for WhatsApp with Python and Twilio - Flask 101 - https://flask.palletsprojects.com/en/1.1.x/ - List of Public APIs - https://github.com/public-apis/public-apis

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