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

89 lines
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Python

#
# 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.
#
from polygraphy.backend.onnxrt import SessionFromOnnx
from polygraphy.exception import PolygraphyException
from tests.models.meta import ONNX_MODELS
import onnxruntime as onnxrt
import pytest
class TestSessionFromOnnx:
def test_defaults(self):
model = ONNX_MODELS["identity"]
loader = SessionFromOnnx(model.loader)
sess = loader()
assert sess
assert isinstance(sess, onnxrt.InferenceSession)
assert sess.get_providers() == ["CPUExecutionProvider"]
@pytest.mark.parametrize(
"providers,expected",
[
(["cpu"], ["CPUExecutionProvider"]),
(["CPU"], ["CPUExecutionProvider"]),
],
)
def test_provider_matching(self, providers, expected):
model = ONNX_MODELS["identity"]
loader = SessionFromOnnx(model.loader, providers=providers)
sess = loader()
assert sess
assert isinstance(sess, onnxrt.InferenceSession)
assert sess.get_providers() == expected
@pytest.mark.skipif(
"TensorrtExecutionProvider" not in onnxrt.get_available_providers(),
reason="Skip test if TensorrtExecutionProvider is not available",
)
@pytest.mark.parametrize(
"providers,expected_dict",
[
# Searches for 'tensorrt' as the execution provider's name
(["tensorrt", "cpu"], {"TensorrtExecutionProvider": {}, "CPUExecutionProvider": {}}),
# Searches for the execution provider's name if the item is a tuple in the format (EP name, EP options)
(
[("TensorrtExecutionProvider", {"trt_op_types_to_exclude": "Add"}), "CPUExecutionProvider"],
{"TensorrtExecutionProvider": {"trt_op_types_to_exclude": "Add"}, "CPUExecutionProvider": {}}
),
],
)
def test_provider_with_options(self, providers, expected_dict):
model = ONNX_MODELS["identity"]
loader = SessionFromOnnx(model.loader, providers=providers)
sess = loader()
assert sess
assert isinstance(sess, onnxrt.InferenceSession)
assert sess.get_providers() == list(expected_dict.keys())
provider_options = sess.get_provider_options()
for k, v in provider_options.items():
if expected_dict.get(k, None):
assert set(expected_dict[k].items()).issubset(v.items())
def test_invalid_providers_raise_errors(self):
model = ONNX_MODELS["identity"]
loader = SessionFromOnnx(model.loader, providers=["cpu", "not_a_real_provider"])
with pytest.raises(
PolygraphyException,
match="Could not find specified ONNX-Runtime execution provider",
):
loader()