pip install django-allauth

TEMPLATE_CONTEXT_PROCESSORS = (
"django.contrib.auth.context_processors.auth",
"django.core.context_processors.debug",
"django.core.context_processors.i18n",
"django.core.context_processors.media",
"django.core.context_processors.static",
"django.core.context_processors.tz",
#"django.contrib.messages.context_processors.messages"
# Required by allauth template tags
"django.core.context_processors.request",
# allauth specific context processors
"allauth.account.context_processors.account",
"allauth.socialaccount.context_processors.socialaccount",
)

AUTHENTICATION_BACKENDS = (
# Needed to login by username in Django admin, regardless of `allauth`
"django.contrib.auth.backends.ModelBackend",

# `allauth` specific authentication methods, such as login by e-mail
"allauth.account.auth_backends.AuthenticationBackend",
)

INSTALLED_APPS = (
...
# The Django sites framework is required
'django.contrib.sites',

'allauth',
'allauth.account',
'allauth.socialaccount',
# ... include the providers you want to enable:
'allauth.socialaccount.providers.amazon',
'allauth.socialaccount.providers.angellist',
'allauth.socialaccount.providers.bitbucket',
'allauth.socialaccount.providers.bitly',
'allauth.socialaccount.providers.coinbase',
'allauth.socialaccount.providers.dropbox',
'allauth.socialaccount.providers.facebook',
'allauth.socialaccount.providers.flickr',
'allauth.socialaccount.providers.feedly',
'allauth.socialaccount.providers.github',
'allauth.socialaccount.providers.google',
'allauth.socialaccount.providers.hubic',
'allauth.socialaccount.providers.instagram',
'allauth.socialaccount.providers.linkedin',
'allauth.socialaccount.providers.linkedin_oauth2',
'allauth.socialaccount.providers.openid',
'allauth.socialaccount.providers.persona',
'allauth.socialaccount.providers.soundcloud',
'allauth.socialaccount.providers.stackexchange',
'allauth.socialaccount.providers.tumblr',
'allauth.socialaccount.providers.twitch',
'allauth.socialaccount.providers.twitter',
'allauth.socialaccount.providers.vimeo',
'allauth.socialaccount.providers.vk',
'allauth.socialaccount.providers.weibo',
'allauth.socialaccount.providers.xing',
...
)

urlpatterns = patterns('',
...
(r'^accounts/', include('allauth.urls')),
...
)

python manage.py makemigrations
python manage.py migrate