Method update_input_link

python/paddle/base/framework.py:5776–5796

Update the input's link of a operator node. Args: old_input_node(IrNode): the old input node of the giving op_node. new_input_node(IrNode): the new input node of the giving op_node. op_node(IrOpNode): the operator node that is needed to update in

(self, old_input_node, new_input_node, op_node)

        return IrOpNode(self.graph.create_op_node(op_desc))

    def update_input_link(self, old_input_node, new_input_node, op_node):
        """
        Update the input's link of a operator node.

        Args:
            old_input_node(IrNode): the old input node of the giving op_node.
            new_input_node(IrNode): the new input node of the giving op_node.
            op_node(IrOpNode): the operator node that is needed to update input's link.
        """
        assert (
            old_input_node.node in self.graph.nodes()
            and new_input_node.node in self.graph.nodes()
            and op_node.node in self.graph.nodes()
        ), (
            "The three arguments(old_input_node&new_input_node&op_node) must be in the graph nodes."
        )
        old_input_node.remove_output(op_node)
        op_node.remove_input(old_input_node)
        new_input_node.append_output(op_node)
        op_node.append_input(new_input_node)
        op_node.rename_input(old_input_node.name(), new_input_node.name())

    def update_output_link(self, old_output_node, new_output_node, op_node):
        """