84 lines
2.6 KiB
Python
84 lines
2.6 KiB
Python
import unittest
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from types import SimpleNamespace
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from urllib.parse import urlparse
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from sglang.srt.utils import kill_process_tree
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from sglang.test.ci.ci_register import register_cuda_ci
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from sglang.test.run_eval import run_eval
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from sglang.test.test_utils import (
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DEFAULT_TIMEOUT_FOR_SERVER_LAUNCH,
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DEFAULT_URL_FOR_TEST,
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CustomTestCase,
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is_rust_server_built,
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popen_launch_server,
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)
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# Two classes run from this file: the default server plus the Rust-frontend
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# variant (when the embedded extension is built), each launches a server + eval.
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register_cuda_ci(est_time=124, stage="base-b", runner_config="1-gpu-large")
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class TestModeloptFP8(CustomTestCase):
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# Extra server env; the Rust-frontend subclass sets SGLANG_RUST_SERVER here.
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env = None
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# Eval endpoint. The Rust server exposes only the native `/generate`, so its
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# subclass overrides this to "generate".
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api = "completion"
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@classmethod
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def setUpClass(cls):
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cls.model = "nvidia/Llama-3.1-8B-Instruct-FP8"
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cls.base_url = DEFAULT_URL_FOR_TEST
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cls.process = popen_launch_server(
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cls.model,
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cls.base_url,
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timeout=DEFAULT_TIMEOUT_FOR_SERVER_LAUNCH,
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other_args=[
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"--quantization",
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"modelopt_fp8",
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"--tokenizer-worker-num",
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"2",
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"--detokenizer-worker-num",
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"2",
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],
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env=cls.env,
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)
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@classmethod
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def tearDownClass(cls):
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kill_process_tree(cls.process.pid)
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def test_gsm8k(self):
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parsed_url = urlparse(self.base_url)
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args = SimpleNamespace(
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base_url=self.base_url,
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model=self.model,
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eval_name="gsm8k",
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api=self.api,
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max_tokens=512,
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num_examples=200,
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num_threads=200,
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)
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metrics = run_eval(args)
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print(f"{metrics=}")
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self.assertGreater(metrics["score"], 0.70)
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@unittest.skipUnless(
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is_rust_server_built(),
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"embedded rust server extension not built",
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)
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class TestModeloptFP8WithRustServer(TestModeloptFP8):
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"""Same model + eval, but served through the embedded Rust frontend
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(`SGLANG_RUST_SERVER`). Guards the Rust tokenizer/detokenizer/completions path
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against accuracy regressions: a bug there drops gsm8k score below the same
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0.70 bar the default frontend must clear. Uses the native `/generate` endpoint
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(the only API the Rust server exposes)."""
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env = {"SGLANG_RUST_SERVER": "1"}
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api = "generate"
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if __name__ == "__main__":
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unittest.main()
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