comments.py 文件源码

def get_object(self, context):
        if self.object_expr:
            try:
                return self.object_expr.resolve(context)
            except template.VariableDoesNotExist:
                return None
        else:
            object_pk = self.object_pk_expr.resolve(context,
                    ignore_failures=True)
            return self.ctype.get_object_for_this_type(pk=object_pk)