Install Django2016/06/13

	Install Django which is Python Web Application Framework.
[1]	Install some packages.

root@www:~#

apt-get -y install python-virtualenv

[2]	Install Django under a Virtualenv environment. It's possible to do for any common user.

ubuntu@www:~$

virtualenv venv

ubuntu@www:~$

cd ~/venv

ubuntu@www:~/venv$

source bin/activate

(venv)ubuntu@www:~/venv$

pip install -U pip

(venv)ubuntu@www:~/venv$

pip install django

Collecting django
  Downloading Django-1.9.7-py2.py3-none-any.whl (6.6MB)
    100% |##############################| 6.6MB 222kB/s
Installing collected packages: django
Successfully installed django-1.9.7

(venv)ubuntu@www:~/venv$

django-admin --version

1.9.7

# exit from virtualenv

(venv)ubuntu@www:~/venv$

deactivate

ubuntu@www:~/venv$

[3]	Create a test project.

ubuntu@www:~$

cd ~/venv

ubuntu@www:~/venv$

source bin/activate

# create "testproject"

(venv)ubuntu@www:~/venv$

django-admin startproject testproject

(venv)ubuntu@www:~/venv$

cd testproject

# configure database (default is SQLite)

(venv)ubuntu@www:~/venv/testproject$

python manage.py migrate

# create admin user

(venv)ubuntu@www:~/venv/testproject$

python manage.py createsuperuser

Username (leave blank to use 'ubuntu'):

ubuntu

Email address:

ubuntu@www.srv.world

Password:
Password (again):
Superuser created successfully.

# start server

venv)ubuntu@www:~/venv/testproject$

python manage.py runserver 0.0.0.0:8000

Performing system checks...

System check identified no issues (0 silenced).
June 15, 2016 - 00:30:06
Django version 1.9.7, using settings 'testproject.settings'
Starting development server at http://0.0.0.0:8000/
Quit the server with CONTROL-C.

[4]	Access to the "http://(server's hostname or IP address):8000/" from a client computer. It's OK if following site is displayed normally.

[5]	It's possible to user admin site on "http://(server's hostname or IP address):8000/admin".

[6]	Create a test application.

ubuntu@www:~$

cd ~/venv

ubuntu@www:~/venv$

source bin/activate

(venv)ubuntu@www:~/venv$

cd testproject

(venv)ubuntu@www:~/venv/testproject$

python manage.py startapp testapp

(venv)ubuntu@www:~/venv/testproject$

vi testapp/views.py

# add to the end

from django.http import HttpResponse
def main(request):
    html = '<html>\n' \
           '<body>\n' \
           '<div style="width: 100%; font-size: 40px; font-weight: bold; text-align: center;">\n' \
           'Django Test Page\n' \
           '</div>\n' \
           '</body>\n' \
           '</html>\n'
    return HttpResponse(html)

(venv)ubuntu@www:~/venv/testproject$

mv testproject/urls.py testproject/urls.py.org

(venv)ubuntu@www:~/venv/testproject$

vi testproject/urls.py

# create new

from django.conf.urls import patterns, url

urlpatterns = patterns('',
    url(r'^testapp/$', 'testapp.views.main'),
)

(venv)ubuntu@www:~/venv/testproject$

vi testproject/settings.py

# add testapp like follows

INSTALLED_APPS = (
    'django.contrib.admin',
    'django.contrib.auth',
    'django.contrib.contenttypes',
    'django.contrib.sessions',
    'django.contrib.messages',
    'django.contrib.staticfiles',

    'testapp',

)

(venv)ubuntu@www:~/venv/testproject$

python manage.py runserver 0.0.0.0:8000

[7]	Access to the "http://(server's hostname or IP address):8000/testapp/" from a client computer. It's OK if testapp is displayed normally.

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