Method create_row_processor

lib/sqlalchemy/orm/strategies.py:1389–1429

(
        self,
        context,
        query_entity,
        path,
        loadopt,
        mapper,
        result,
        adapter,
        populators,
    )

        ).init_class_attribute(mapper)

    def create_row_processor(
        self,
        context,
        query_entity,
        path,
        loadopt,
        mapper,
        result,
        adapter,
        populators,
    ):
        if not context.compile_state.compile_options._enable_eagerloads:
            return

        (
            effective_path,
            run_loader,
            execution_options,
            recursion_depth,
        ) = self._setup_for_recursion(context, path, loadopt, self.join_depth)

        if not run_loader:
            # this will not emit SQL and will only emit for a many-to-one
            # "use get" load.   the "_RELATED" part means it may return
            # instance even if its expired, since this is a mutually-recursive
            # load operation.
            flags = attributes.PASSIVE_NO_FETCH_RELATED | PassiveFlag.NO_RAISE
        else:
            flags = attributes.PASSIVE_OFF | PassiveFlag.NO_RAISE

        loading._PostLoad.callable_for_path(
            context,
            effective_path,
            self.parent,
            self.parent_property,
            self._load_for_path,
            loadopt,
            flags,
            recursion_depth,
            execution_options,
        )

    def _load_for_path(
        self,