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# Copyright (c) 2025, 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 pytest
from pytest_httpserver import HTTPServer
from nemo.collections.llm.api import evaluate
from nemo.collections.llm.evaluation.api import ConfigParams, EvaluationConfig, EvaluationTarget
@pytest.fixture(scope="session")
def httpserver_listen_address():
return ("127.0.0.1", 8000)
@pytest.mark.parametrize(
"params",
[
{
"top_p": 0.1,
"temperature": 0.001,
},
{"limit_samples": 10},
{"limit_samples": 0.1},
{"max_new_tokens": 64},
{"max_retries": 10, "parallelism": 16, "request_timeout": 100},
{"task": "my_task", "extra": {"num_fewshot": 5, "tokenizer": "my_tokenizer"}},
],
)
def test_configuration(params: dict):
eval_config = EvaluationConfig(type="custom", params=params)
assert isinstance(eval_config.params, ConfigParams)
assert eval_config.type == "custom"
for param_name, param_value in params.items():
assert getattr(eval_config.params, param_name) == param_value
def test_default_none_tokenizer():
eval_config = EvaluationConfig(type="custom", params={"extra": {"num_fewshot": 5}})
assert eval_config.type == "custom"
assert eval_config.params.extra["tokenizer"] is None
assert eval_config.params.extra["num_fewshot"] == 5
@pytest.mark.parametrize("task", ["gsm8k", "lm-evaluation-harness.gsm8k", "lm_evaluation_harness.gsm8k"])
def test_evaluation(httpserver: HTTPServer, task: str):
httpserver.expect_request("/v1/triton_health").respond_with_json(
{"status": "Triton server is reachable and ready"}
)
httpserver.expect_request("/v1/completions/", method="POST").respond_with_json(
{
'id': 'cmpl-123456',
'object': 'text_completion',
'created': 1234567,
'model': 'triton_model',
'choices': [
{
'text': ' Janet eats 3 eggs and bakes 4 eggs, so she has 16 - 3 - 4 = <<16-3-4=9>>9 eggs left.\n'
'She sells 9 eggs for $2 each, so she makes 9 x 2 = <<9*2=18>>18 dollars.\n#### 18'
}
],
},
)
target_config = EvaluationTarget(
api_endpoint={"url": "http://localhost:8000/v1/completions/", "type": "completions"}
)
eval_config = EvaluationConfig(
type=task,
params=ConfigParams(limit_samples=1, parallelism=1),
)
results = evaluate(target_cfg=target_config, eval_cfg=eval_config)
assert (
results['tasks']['gsm8k']['metrics']['exact_match__strict-match']['scores']['exact_match__strict-match'][
'value'
]
== 1.0
)
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