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[Misc] Fix input processing for Ultravox (#13871)

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Roger Wang 2025-02-25 23:56:34 -08:00 committed by GitHub
parent 5157338ed9
commit 7ca1da020f
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3 changed files with 6 additions and 15 deletions
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6
tests/models/multimodal/processing/test_common.py
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@ -83,8 +83,8 @@ def _test_processing_correctness(
} }
tokenizer_encode_kwargs = {} tokenizer_encode_kwargs = {}
if model_config.hf_config.model_type in ("mllama", "whisper"): if model_config.hf_config.model_type in ("mllama", "whisper", "ultravox"):
# For some encoder-decoder models, tokenizer will always add bos_token # For some multimodal models, tokenizer will always add bos_token
# at the beginning of prompt by default, causing hf_processor outputs # at the beginning of prompt by default, causing hf_processor outputs
# incorrect token ids. So we need use `add_special_tokens=False` here # incorrect token ids. So we need use `add_special_tokens=False` here
# to leave bos_token to be added by the processor. # to leave bos_token to be added by the processor.
@ -172,7 +172,7 @@ def _test_processing_correctness(
"Qwen/Qwen2-VL-2B-Instruct", "Qwen/Qwen2-VL-2B-Instruct",
"Qwen/Qwen2.5-VL-3B-Instruct", "Qwen/Qwen2.5-VL-3B-Instruct",
"Qwen/Qwen2-Audio-7B-Instruct", "Qwen/Qwen2-Audio-7B-Instruct",
"fixie-ai/ultravox-v0_5-llama-3_2-1b", "fixie-ai/ultravox-v0_4",
"openai/whisper-large-v3", "openai/whisper-large-v3",
]) ])
@pytest.mark.parametrize("hit_rate", [0.3, 0.5, 1.0]) @pytest.mark.parametrize("hit_rate", [0.3, 0.5, 1.0])

2
tests/models/registry.py
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@ -284,7 +284,7 @@ _MULTIMODAL_EXAMPLE_MODELS = {
"Qwen2VLForConditionalGeneration": _HfExamplesInfo("Qwen/Qwen2-VL-2B-Instruct"), # noqa: E501 "Qwen2VLForConditionalGeneration": _HfExamplesInfo("Qwen/Qwen2-VL-2B-Instruct"), # noqa: E501
"Qwen2_5_VLForConditionalGeneration": _HfExamplesInfo("Qwen/Qwen2.5-VL-3B-Instruct", # noqa: E501 "Qwen2_5_VLForConditionalGeneration": _HfExamplesInfo("Qwen/Qwen2.5-VL-3B-Instruct", # noqa: E501
min_transformers_version="4.49"), # noqa: E501 min_transformers_version="4.49"), # noqa: E501
"UltravoxModel": _HfExamplesInfo("fixie-ai/ultravox-v0_5-llama-3_2-1b", "UltravoxModel": _HfExamplesInfo("fixie-ai/ultravox-v0_4",
trust_remote_code=True), trust_remote_code=True),
# [Encoder-decoder] # [Encoder-decoder]
"MllamaForConditionalGeneration": _HfExamplesInfo("meta-llama/Llama-3.2-11B-Vision-Instruct"), # noqa: E501 "MllamaForConditionalGeneration": _HfExamplesInfo("meta-llama/Llama-3.2-11B-Vision-Instruct"), # noqa: E501

13
vllm/model_executor/models/ultravox.py
View File

@ -146,7 +146,8 @@ class UltravoxMultiModalProcessor(
) -> BatchFeature: ) -> BatchFeature:
# Text-only input not supported in composite processor # Text-only input not supported in composite processor
if not mm_data or not mm_data.get("audios", []): if not mm_data or not mm_data.get("audios", []):
prompt_ids = self.info.get_tokenizer().encode(prompt) prompt_ids = self.info.get_tokenizer().encode(
prompt, add_special_tokens=False)
prompt_ids = self._apply_hf_processor_tokens_only(prompt_ids) prompt_ids = self._apply_hf_processor_tokens_only(prompt_ids)
return BatchFeature(dict(input_ids=[prompt_ids]), tensor_type="pt") return BatchFeature(dict(input_ids=[prompt_ids]), tensor_type="pt")
@ -185,16 +186,6 @@ class UltravoxMultiModalProcessor(
) )
return BatchFeature(combined_outputs) return BatchFeature(combined_outputs)
def _apply_hf_processor_tokens_only(
self,
prompt_tokens: list[int],
) -> list[int]:
# HF processor omits bos_token_id by setting add_special_tokens=False
tokenizer = self.info.get_tokenizer()
assert prompt_tokens[0] == tokenizer.bos_token_id
return prompt_tokens[1:]
def _get_mm_fields_config( def _get_mm_fields_config(
self, self,
hf_inputs: BatchFeature, hf_inputs: BatchFeature,