37 lines
1.4 KiB
Python
37 lines
1.4 KiB
Python
# Copyright (C) 2018-2021 Intel Corporation
|
|
# SPDX-License-Identifier: Apache-2.0
|
|
|
|
import numpy as np
|
|
|
|
from extensions.ops.elementwise import Mul
|
|
from mo.front.common.replacement import FrontReplacementSubgraph
|
|
from mo.graph.graph import Graph
|
|
from mo.ops.const import Const
|
|
|
|
|
|
class SoftmaxFrontReplacementSubgraph(FrontReplacementSubgraph):
|
|
enabled = True
|
|
|
|
def pattern(self):
|
|
return dict(
|
|
nodes=[
|
|
('softmax', dict(type='SoftMax'))
|
|
],
|
|
edges=[]
|
|
)
|
|
|
|
def replace_sub_graph(self, graph: Graph, match: dict):
|
|
node = match['softmax']
|
|
if 'temperature' in node and node['temperature'] != 1.0:
|
|
in_node = node.in_node()
|
|
out_nodes = [node for node in node.out_nodes().values()]
|
|
graph.remove_edge(node.in_node().id, node.id)
|
|
temperature = np.array([1.0 / node.temperature])
|
|
scalar_value_op = Const(graph, dict(value=temperature, shape=temperature.shape,
|
|
symbol_dict={'name': node.id + '/const'}))
|
|
mul_op = Mul(graph, dict(name=node.id + '/mul_', symbol_dict={'name': node.id + '/mul_'}))
|
|
mul_node = mul_op.create_node(inputs=[in_node, scalar_value_op.create_node()])
|
|
edge_attrs = graph.get_edge_data(node.id, out_nodes[0].id)[0]
|
|
graph.add_edges_from([(mul_node.id, node.id, edge_attrs)])
|
|
|