Use these step to install the django-1.4 in ubuntu

Step1- First check the python-2.7 version by use this commond

python -V

Step2- than use below link and install django-1.4 version

https://pypi.python.org/pypi/Django/1.4 and download the django-1.4

Step3- Than extract the django-1.4 file, first go to the path like

as cd /home/sachin/Downloads/Django-1.4$ by using below command

tar xzvf Django-1.4.2.tar.gz

Step4- than install the setup.py file in django-1.4

tar xzvf Django-1.4.2.tar.gz

Step5- Now import the django by using this command

import django

Step6-cd /home/sachin/Downloads/Django-1.4$ this is django framwork location and below is the project creation command

django-admin.py startproject mysite(mysite is your project name) 

Step7- Finally you can check whether dijango is work or not so use this

commond cd /home/sachin/Downloads/Django-1.4/mysite$ than

python manage.py runserver