docs: def take(self, obj):
          """Get cached value and clean cache."""
          cached = self._thread_local.cache[self._get_cache_key(obj)]
          build_kwargs = {}
  
          if 'model' in cached and 'pks' in cached:
              build_kwargs['queryset'] = cached['model'].objects.filter(pk__in=cached['pks'])
  
          elif 'obj' in cached:
              if cached['obj'].__class__.objects.filter(pk=cached['obj'].pk).exists():
                  build_kwargs['obj'] = cached['obj']
              else:
                  # Object was deleted in the meantime.
                  build_kwargs['queryset'] = cached['obj'].__class__.objects.none()
  
          self._clean_cache(obj)
  
          return build_kwargs