viewsets.py 文件源码

def add_follower(self, request, pk=None):
        guid = request.data.get("guid")
        try:
            target_profile = Profile.objects.get(guid=guid)
        except Profile.DoesNotExist:
            raise PermissionDenied("Profile given does not exist.")
        profile = self.get_object()
        if profile.guid == guid:
            raise ValidationError("Cannot follow self!")
        profile.following.add(target_profile)
        return Response({"status": "Follower added."})