def get_queryset(self, request):
        """Constructs a query set.

        :param request:
        :return:
        """
        self._hierarchy.hook_get_queryset(self, request)

        return super(HierarchicalChangeList, self).get_queryset(request)
def get_queryset ( self , request ) : self . _hierarchy . hook_get_queryset ( self , request ) return super ( HierarchicalChangeList , self ) . get_queryset ( request )
Constructs a query set.

        :param request:
        :return: