By : Shabda Raaj

TL;DR version: Here is an app to allow logging in via twitter, facebook, openid, yahoo, google, which should work transparently with Django authentication system. (@login_required, User and other infrastructure work as expected.) Demo and Code.Longer version follow:

We are releasing our new app. Django-Socialauth. This app makes it awfully easy, to allow users to login your site using Yahoo/Google/Twitter/Facebook/Openid. A demo is available here.

This is released under an Attribution Assurance License. A copy of the same is provided included with the code.

After installing this app, you can use @login_required on any view ...

By : Shabda Raaj

Brandon Bloom yesterday wrote an interesting post titled dropping Django. Despite a lot of hand waving(We needed a pragmatic template language to replace Django's idealistic one.), it raises some valid questions, so here is a solution to some of them.

No support for hierarchical url creation.

The simplest representation of nested urls I can think of is a nested tuple. Lets represent, the urls for a simple app by,

>>> tree_urls = ('', 'list',
...     ('edit/', 'edit', ('auto/', 'edit_auto')),
...     ('^add/', 'add'),
...     ('delete/', 'delete', ('hard/', 'delete_hard'))
...     )

Guess what, urls.py is just a python module which excepts a variable names urlpatterns.

Which means ...

By : Shabda Raaj

One of the new and most awaited features with Django 1.1 was aggregation. As usual, Django comes with a very comprehensive documentation for this. Here, I have tried to put this in how-to form.

Jump to howtos or Get source on Github.

Essentially, aggregations are nothing but a way to perform an operation on group of rows. In databases, they are represented by operators as sum, avg etc.

To do these operations Django added two new methods to querysets.

1. aggregate
2. annotate

When you are have a queryset you can do two operations on it,

1. Operate over the rowset to ...