django-rest-auth/rest_auth/tests/urls.py

from django.conf.urls import url, include
from django.views.generic import TemplateView
from . import django_urls

from allauth.socialaccount.providers.facebook.views import FacebookOAuth2Adapter

from rest_auth.urls import urlpatterns
from rest_auth.registration.views import SocialLoginView


class FacebookLogin(SocialLoginView):
    adapter_class = FacebookOAuth2Adapter

urlpatterns += [
    url(r'^rest-registration/', include('rest_auth.registration.urls')),
    url(r'^test-admin/', include(django_urls)),
    url(r'^account-email-verification-sent/$', TemplateView.as_view(),
        name='account_email_verification_sent'),
    url(r'^account-confirm-email/(?P<key>\w+)/$', TemplateView.as_view(),
        name='account_confirm_email'),
    url(r'^social-login/facebook/$', FacebookLogin.as_view(), name='fb_login'),
    url(r'^accounts/', include('allauth.socialaccount.urls'))
]