Tutorial: Adding Facebook/Twitter/Google Authentication to a Django Application

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I needed to add Facebook authentication to a Django app today, and instead of writing it directly against the Facebook API (or re-implementing the OAuth2 dance again), I decided to look around and see if there’s a pre-packaged solution for this common task. Turns out, there’s an excellent project called Python Social Auth, and it covers pretty much any social website with an authentication API.

As it often happens with amazing open-source projects, the documentation is somewhat minimalistic. One key piece that I could not find was a tutorial. This post is aiming to fill that gap. In this tutorial, we will use Facebook, Twitter and Google, as the most common social APIs, but we could easily substitute them with LinkedIn, Yahoo, Forsquare, or a bunch of other providers supported by Python Social Auth library. (more…)