drf serializer class dynamic -- views.py -- using serializer_action_classes

views.py

from rest_framework import viewsets

from .mixins import GetSerializerClassMixin
from .models import User, Company, SystemUserRole
from .serializers import (
    CompanySerializer,
    CompanyDetailSerializer,
    UserSerializer,
    UserDetailSerializer,
)

class CompanyViewSet(GetSerializerClassMixin, viewsets.ModelViewSet):
    """
    API endpoint that allows companies to be viewed or edited.
    """
    queryset = Company.objects.all()
    serializer_class = CompanyDetailSerializer
    serializer_action_classes = {
        'list': CompanySerializer,
    }
    filterset_fields = ("country", "state", "city", )
    search_fields = ("name", "email", )
    ordering_fields = ("name", "country", )
    ordering = ("-created_at", )

class UserViewSet(GetSerializerClassMixin, viewsets.ModelViewSet):
    """
    API endpoint that allows users to be viewed or edited.
    """
    queryset = User.objects.all()
    serializer_class = UserDetailSerializer
    serializer_action_classes = {
        'list': UserSerializer,
    }
    filterset_fields = ("country", "state", "city", "zipcode", "company", )
    search_fields = ("first_name", "last_name", "email", )
    ordering_fields = ("first_name", "last_name", "email", )
    ordering = ("-created_at", )