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[Log] Add Warning for Deprecation of DeepGEMM old version (#22194)

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Signed-off-by: yewentao256 <zhyanwentao@126.com>
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Wentao Ye 2025-08-09 02:07:48 -04:00 committed by GitHub
parent 8a0ffd6285
commit 3157aebb63
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vllm/utils/deep_gemm.py
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@ -14,6 +14,7 @@ from typing import Any, Callable, NoReturn
import torch
import vllm.envs as envs
from vllm.logger import logger
from vllm.platforms import current_platform
from vllm.utils import cdiv, has_deep_gemm
@ -57,6 +58,14 @@ def _resolve_symbol(module, new: str, old: str) -> Callable[..., Any] | None:
if hasattr(module, new):
return getattr(module, new)
if hasattr(module, old):
# TODO(wentao): deprecate old symbol in the future.
logger.warning_once(
"Found legacy DeepGEMM symbol `%s`. Please upgrade the `deep_gemm` "
"package so that `%s` is available. Support for the legacy symbol "
"will be removed in a future vLLM release.",
old,
new,
)
return getattr(module, old)
return None