code: def get_follows(self, model_or_obj_or_qs):
          
          fname = self.fname(model_or_obj_or_qs)
          
          if isinstance(model_or_obj_or_qs, QuerySet):
              return self.filter(**{'%s__in' % fname: model_or_obj_or_qs})
          
          if inspect.isclass(model_or_obj_or_qs):
              return self.exclude(**{fname:None})
  
          return self.filter(**{fname:model_or_obj_or_qs})
docs: Returns all the followers of a model, an object or a queryset.