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class OwnAdmin(admin.ModelAdmin):
...
    def swap_queryset(func):
        def wrapper(self, request):
            own_queryset_method = self.queryset
            self.queryset = super(LeaderAdmin, self).queryset
            response = func(self, request)
            self.queryset = own_queryset_method
            return response
        return wrapper

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#!/usr/bin/ruby

if ARGV.length != 1
   puts "usage: git2svn <file_name>"
   puts "   file_name - git patch file name"
   exit
end

separator = "\n===================================================================\n"
new_file = false

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#!/usr/bin/env python
# -*- encoding: utf-8 -*-

import threading
import time
from random import random

lock = threading.Lock()

def thread_safe(func):

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# Source: http://hints.macworld.com/article.php?story=20020716005123797
if [ ! -f ~/.dirs ]; then  # if doesn't exist, create it
  touch ~/.dirs
fi

alias show='cat ~/.dirs'
save (){
  command sed "/!$/d" ~/.dirs > ~/.dirs1; \mv ~/.dirs1 ~/.dirs; echo "$@"=\"`pwd`\" >> ~/.dirs; source ~/.dirs ; 
}
source ~/.dirs  # Initialization for the above 'save' facility: source the .sdirs file

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import test
test.publish.api()

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1. Instalar compass

Ruby > 1.8   : sudo apt-get install ruby
Ruby gems    : sudo apt-get install rubygems
Compass      : sudo gem install compass

Link compass binary: sudo ln -s /var/lib/gems/1.8/bin/compass/usr/local/bin/compass
or edit COMPASS_BINARY and replace with absolute rute

2. Vistazo rápido a Sass

http://sass-lang.com/tutorial.html

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#!/bin/bash
# This hook is run after every virtualenv is activated.

export OLD_GEM_HOME=$GEM_HOME
export GEM_HOME=$VIRTUAL_ENV/gems/
export GEM_PATH=

export PATH=$VIRTUAL_ENV/gems/bin:$PATH

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##### Test ...
#
# DocumentService(name='document1').save()
# VideoService(name='video1').save()
# DocumentService(name='document2').save()
# VideoService(name='video2').save()
#
# DocumentService.objects.all()
#> [<DocumentService: <class 'test_app.models.DocumentService'>: document1>, <DocumentService: <class 'test_app.models.DocumentService'>: document2>]
#