def get_queryset(self, request):
    '\n        read queryset if is superuser\n        or read owns objects\n        '
    qs = super().get_queryset(request)
    if request.user.is_superuser:
        return qs
    return qs.filter(created_by=request.user)
read queryset if is superuser
or read owns objects
def get_queryset(self, request):
    '\n        read queryset if is superuser\n        or read owns objects\n        '
    qs = super().get_queryset(request)
    if request.user.is_superuser:
        return qs
    return qs.filter(created_by=request.user)