openvino/model-optimizer/extensions/ops/assert_op.py

39 lines
1.3 KiB
Python

# Copyright (C) 2018-2021 Intel Corporation
# SPDX-License-Identifier: Apache-2.0
from mo.graph.graph import Node, Graph
from mo.ops.op import Op
class Assert(Op):
op = 'Assert'
def __init__(self, graph: Graph, attrs: dict):
mandatory_props = {
'op': __class__.op,
'infer': Assert.assert_infer,
'cf_infer': Assert.assert_control_flow_infer
}
super().__init__(graph, mandatory_props, attrs)
@staticmethod
def assert_infer(node: Node):
assert_value = node.in_node(0).value
node.out_node().value = assert_value
node.out_node().shape = []
@staticmethod
def assert_control_flow_infer(node: Node, is_executable: bool, mark_executability: callable):
"""
Infers control flow through assert operation node. It marks output data nodes executability according to
executability of current node and assert data value
:param node: Node instance to infer control flow through
:param is_executable: if current node is executable
:param mark_executability: function to mark executability of node
"""
graph = node.graph
assert_value = node.out_node().value
for n in [v for _, v in graph.out_edges(node.id)]:
mark_executability(n, assert_value and is_executable)