Files
openvino/model-optimizer/mo/utils/find_inputs.py
2020-02-11 22:48:49 +03:00

38 lines
1.2 KiB
Python

"""
Copyright (C) 2018-2020 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.
"""
import networkx as nx
from mo.graph.graph import Node, Graph
def find_nodes_by_attribute_value(graph: Graph, attr: str, attr_name: str):
return [id for id, v in nx.get_node_attributes(graph, attr).items() if v == attr_name]
def find_inputs(graph: Graph):
return find_nodes_by_attribute_value(graph, 'type', 'Parameter')
def find_outputs(graph: Graph):
outputs = []
for node_id in find_nodes_by_attribute_value(graph, 'op', 'Result'):
parents = Node(graph, node_id).in_nodes()
assert len(parents) == 1, 'Result node should have exactly one input'
parent = parents[0].id
outputs.append(parent)
return list(set(outputs))