movie-night-api/users/views.py

from django.contrib.auth import login
from rest_framework import permissions
from knox.views import LoginView as KnoxLoginView
from rest_framework.authtoken.serializers import AuthTokenSerializer

from users.serializers import UserSerializer


class LoginView(KnoxLoginView):
    serializer_class = UserSerializer
    permission_classes = [permissions.AllowAny]

    def post(self, request, format=None):
        serializer = AuthTokenSerializer(data=request.data)
        serializer.is_valid(raise_exception=True)
        user = serializer.validated_data["user"]
        login(request, user)
        return super(LoginView, self).post(request, format=None)