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# Copyright (c) 2022-2023, NVIDIA CORPORATION. All rights reserved.
#
# 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 pathlib
import re
from unittest.mock import PropertyMock
import pytest
from pytriton.exceptions import PyTritonValidationError
from pytriton.triton import (
GROWTH_BACKEND_SHM_SIZE,
INITIAL_BACKEND_SHM_SIZE,
TRITONSERVER_DIST_DIR,
Triton,
TritonConfig,
)
EXPECTED_BACKEND_ARGS = [
"python,shm-region-prefix-name=pytrtion[0-9]+",
f"python,shm-default-byte-size={INITIAL_BACKEND_SHM_SIZE}",
f"python,shm-growth-byte-size={GROWTH_BACKEND_SHM_SIZE}",
]
def test_triton_is_alive_return_false_when_not_initialized():
triton = Triton()
assert triton._triton_server is None
assert triton.is_alive() is False
def test_triton_server_initialize_server_with_default_arguments(mocker):
triton = Triton()
triton._prepare_triton_inference_server()
assert triton._triton_server_config["model_repository"] is not None
assert triton._triton_server_config["backend_directory"] is not None
assert len(triton._triton_server_config["backend_config"]) == 3
for idx in range(len(EXPECTED_BACKEND_ARGS)):
assert re.match(EXPECTED_BACKEND_ARGS[idx], triton._triton_server_config["backend_config"][idx])
def test_triton_server_initialize_server_with_custom_arguments(mocker):
config = TritonConfig(id="CustomId", model_repository=pathlib.Path("/tmp"), allow_metrics=False)
triton = Triton(config=config)
triton._prepare_triton_inference_server()
assert triton._triton_server_config["id"] == "CustomId"
assert triton._triton_server_config["model_repository"] == "/tmp"
assert triton._triton_server_config["allow_metrics"] is False
assert triton._triton_server_config["backend_directory"] is not None
for idx in range(len(EXPECTED_BACKEND_ARGS)):
assert re.match(EXPECTED_BACKEND_ARGS[idx], triton._triton_server_config["backend_config"][idx])
def test_triton_server_initialize_server_with_custom_arguments_and_env_variables(mocker):
import os
updated_environ = {
**os.environ,
"PYTRITON_TRITON_CONFIG_GRPC_PORT": "8080",
"PYTRITON_TRITON_CONFIG_MODEL_REPOSITORY": "/opt",
}
mocker.patch("os.environ", new_callable=PropertyMock(return_value=updated_environ))
config = TritonConfig(id="CustomId", model_repository=pathlib.Path("/tmp"), allow_metrics=False)
triton = Triton(config=config)
triton._prepare_triton_inference_server()
assert triton._triton_server_config["id"] == "CustomId"
assert triton._triton_server_config["model_repository"] == "/tmp"
assert triton._triton_server_config["grpc_port"] == 8080
assert triton._triton_server_config["allow_metrics"] is False
assert triton._triton_server_config["backend_directory"] is not None
assert triton._triton_server_config["backend_config"] is not None
for idx in range(len(EXPECTED_BACKEND_ARGS)):
assert re.match(EXPECTED_BACKEND_ARGS[idx], triton._triton_server_config["backend_config"][idx])
def test_triton_bind_model_name_verification(mocker):
mocker.patch.object(Triton, "_prepare_triton_inference_server").return_value = TRITONSERVER_DIST_DIR
triton = Triton()
triton.bind("AB-cd_90.1", lambda: None, [], [])
with pytest.raises(
PyTritonValidationError,
match="Model name can only contain alphanumeric characters, dots, underscores and dashes",
):
triton.bind("AB#cd/90/1", lambda: None, [], [])
with pytest.raises(PyTritonValidationError, match="Model name cannot be empty"):
triton.bind("", lambda: None, [], [])
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