"detail": "CSRF Failed: CSRF token missing or incorrect."

class RegistrationView(APIView):
    """ Allow registration of new users. """
    permission_classes = (permissions.AllowAny,)

    def post(self, request):
        serializer = RegistrationSerializer(data=request.DATA)

        # Check format and unique constraint
        if not serializer.is_valid():
            return Response(serializer.errors,
                        status=status.HTTP_400_BAD_REQUEST)
        data = serializer.data

    # u = User.objects.create_user(username=data['username'],
    #                              email=data['email'],
    #                              password='password')

    u = User.objects.create(username=data['username'])
    u.set_password(data['password'])
    u.save()

    # Create OAuth2 client
    name = u.username
    client = Client(user=u, name=name, url='' + name,
            client_id=name, client_secret='', client_type=1)
    client.save()
    return Response(serializer.data, status=status.HTTP_201_CREATED)