Files
openvino/model-optimizer/extensions/front/mxnet/check_softmax_node_inputs.py
2020-02-11 22:48:49 +03:00

56 lines
1.7 KiB
Python

"""
Copyright (C) 2017-2020 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
class CheckSoftmaxNodeInputs(FrontReplacementPattern):
enabled = True
def run_before(self):
from extensions.front.user_data_repack import UserDataRepack
return [UserDataRepack]
def run_after(self):
return []
@staticmethod
def pattern():
return dict(
nodes=[
('softmax', dict(op=lambda op: op in ['SoftMax', 'SoftmaxActivation', 'SoftmaxOutput']))
],
edges=[])
@staticmethod
def replace_pattern(graph: Graph, match: dict):
"""
Need to remove from softmax layer all unused inputs
Parameters
----------
graph : Graph
Graph with loaded model.
match : dict
Patterns which were found in graph structure.
"""
softmax_node = match['softmax']
softmax_nodes_len = len(softmax_node.in_nodes())
for i in reversed(range(1, softmax_nodes_len)):
in_node = softmax_node.in_node(i)
graph.remove_edge(in_node.id, softmax_node.id)
graph.remove_node(in_node.id)