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vllm-omni/vllm_omni/config/model.py
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2025-11-28 11:03:52 +08:00

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Python

from typing import Optional
from pydantic import ConfigDict
from pydantic.dataclasses import dataclass
from vllm.config import ModelConfig, config
import vllm_omni.model_executor.models as me_models
@config
@dataclass(config=ConfigDict(arbitrary_types_allowed=True))
class OmniModelConfig(ModelConfig):
"""Configuration for Omni models, extending the base ModelConfig.
This configuration class extends the base vLLM ModelConfig with
omni-specific fields for multi-stage pipeline processing.
Attributes:
stage_id: Identifier for the stage in a multi-stage pipeline (default: 0)
model_stage: Stage type identifier, e.g., "thinker" or "talker"
(default: "thinker")
model_arch: Model architecture name
(default: "Qwen2_5OmniForConditionalGeneration")
engine_output_type: Optional output type specification for the engine.
Used to route outputs to appropriate processors (e.g., "image",
"audio", "latents"). If None, output type is inferred.
Example:
>>> config = OmniModelConfig(
... stage_id=0,
... model_stage="thinker",
... model_arch="Qwen2_5OmniForConditionalGeneration"
... )
"""
stage_id: int = 0
model_stage: str = "thinker"
model_arch: str = "Qwen2_5OmniForConditionalGeneration"
engine_output_type: Optional[str] = None
@property
def registry(self):
return me_models.OmniModelRegistry
@property
def architectures(self) -> list[str]:
return [self.model_arch]