""" Copyright (c) 2018-2019 Intel Corporation Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. """ from mo.front.common.replacement import FrontReplacementPattern from mo.graph.graph import Graph from mo.middle.passes.eliminate import remove_op_node_with_data_node class FuseRepeatedReshapes(FrontReplacementPattern): enabled = False @staticmethod def pattern(): return dict( nodes=[ ('reshape_1', dict(kind='op', op='Reshape')), ('data_node', dict(kind='data')), ('reshape_2', dict(kind='op', op='Reshape')) ], edges=[ ('reshape_1', 'data_node', {'out': 0}), ('data_node', 'reshape_2', {'in': 0}) ] ) @staticmethod def replace_pattern(graph: Graph, match: dict): node = match['reshape_1'] if (node.has_valid('type') and node.type == 'Reshape' and len(node.out_nodes()) == 1 and node.out_node().has_valid('kind') and node.out_node().kind == 'data' and len(node.out_node().out_nodes()) == 1): remove_op_node_with_data_node(graph, node)