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[BUGFIX] GPTQ quantization compatibility for Qwen3 Next MOE models (AutoGPTQ and AutoRound-GPTQ) (#25268)

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Signed-off-by: JartX <sagformas@epdcenter.es>
Signed-off-by: yewentao256 <zhyanwentao@126.com>
This commit is contained in:
JartX 2025-09-20 05:18:13 +02:00 committed by yewentao256
parent 14e1e9b09a
commit b7c986673d
1 changed files with 5 additions and 3 deletions
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8
vllm/model_executor/models/qwen3_next.py
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@ -148,9 +148,11 @@ class Qwen3NextSparseMoeBlock(nn.Module):
def _maybe_ignore_quant_config(self, quant_config: QuantizationConfig):
# GPTQ configs do not have a list of ignored modules, however AutoGPTQ
# seems to avoid gate quantization.
# See: https://huggingface.co/Qwen/Qwen3-30B-A3B-GPTQ-Int4
if isinstance(quant_config, (GPTQConfig, GPTQMarlinConfig)):
# seems to avoid gate quantization while AutoRound does.
if isinstance(
quant_config,
(GPTQConfig,
GPTQMarlinConfig)) and not quant_config.autoround_version:
return None
return quant_config