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chore: import upstream snapshot with attribution
2026-07-13 13:36:55 +08:00

50 lines
1.6 KiB
Python

#!/usr/bin/env python3
#
# SPDX-FileCopyrightText: Copyright (c) 1993-2024 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
# SPDX-License-Identifier: Apache-2.0
#
# 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 onnx_graphsurgeon as gs
import numpy as np
import onnx
# Computes outputs = input + ((a + b) + d)
shape = (1, 3)
# Inputs
input = gs.Variable("input", shape=shape, dtype=np.float32)
# Intermediate tensors
a = gs.Constant("a", values=np.ones(shape=shape, dtype=np.float32))
b = gs.Constant("b", values=np.ones(shape=shape, dtype=np.float32))
c = gs.Variable("c")
d = gs.Constant("d", values=np.ones(shape=shape, dtype=np.float32))
e = gs.Variable("e")
# Outputs
output = gs.Variable("output", shape=shape, dtype=np.float32)
nodes = [
# c = (a + b)
gs.Node("Add", inputs=[a, b], outputs=[c]),
# e = (c + d)
gs.Node("Add", inputs=[c, d], outputs=[e]),
# output = input + e
gs.Node("Add", inputs=[input, e], outputs=[output]),
]
graph = gs.Graph(nodes=nodes, inputs=[input], outputs=[output], ir_version=10)
onnx.save(gs.export_onnx(graph), "model.onnx")