Erro WSGI

wsgi.py

import os
import sys
import site

# Add the site-packages of the chosen virtualenv to work with
site.addsitedir('/home/fellipeh/.virtualenvs/dig/local/lib/python2.7/site-packages')

# Add the app's directory to the PYTHONPATH
sys.path.append('/var/www/django/dig')
sys.path.append('/var/www/django/dig/dig')

# os.environ['DJANGO_SETTINGS_MODULE'] = 'dig.settings'

os.environ.setdefault("DJANGO_SETTINGS_MODULE", "dig.settings")

# Activate your virtual env
activate_env=os.path.expanduser("/home/fellipeh/.virtualenvs/dig/bin/activate_this.py")
execfile(activate_env, dict(__file__=activate_env))


import django.core.handlers.wsgi
application = django.core.handlers.wsgi.WSGIHandler()