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[Bugfix] Fix Ultravox on V1 (#14929)

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Signed-off-by: DarkLight1337 <tlleungac@connect.ust.hk>
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Cyrus Leung 2025-03-17 17:15:20 +08:00 committed by GitHub
parent b4ad56c1bd
commit 868a8c5b2c
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1 changed files with 25 additions and 17 deletions
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42
vllm/model_executor/models/ultravox.py
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@ -5,7 +5,7 @@
import math
from collections.abc import Iterable, Mapping, Sequence
from functools import cached_property
from typing import Any, List, Literal, Optional, Set, Tuple, TypedDict, Union
from typing import Any, Literal, Optional, Set, Tuple, TypedDict, Union
import torch
import torch.utils.checkpoint
@ -36,7 +36,7 @@ from vllm.sequence import IntermediateTensors
from vllm.transformers_utils.configs.ultravox import UltravoxConfig
from .interfaces import (MultiModalEmbeddings, SupportsLoRA,
SupportsMultiModal, SupportsPP, SupportsV0Only)
SupportsMultiModal, SupportsPP)
from .utils import (AutoWeightsLoader, WeightsMapper, flatten_bn,
init_vllm_registered_model, maybe_prefix,
merge_multimodal_embeddings,
@ -50,14 +50,14 @@ _MAX_ENCODER_BATCH_SIZE = 16
class UltravoxAudioFeatureInputs(TypedDict):
type: Literal["audio_features"]
data: NestedTensors
data: Union[torch.Tensor, list[torch.Tensor], list[list[torch.Tensor]]]
"""Shape: `(batch_size, num_chunks, 80, M)`"""
lens: NestedTensors
lens: Union[torch.Tensor, list[torch.Tensor]]
"""
Length of the audio frames. Used for attention mask in WhisperEncoder.
Shape: `(batch_size, num_chunks)`
"""
token_len: NestedTensors
token_len: Union[torch.Tensor, list[torch.Tensor]]
"""
Length of the audio tokens. Used for flattening the audio features.
Shape: `(batch_size, num_chunks)`
@ -405,8 +405,7 @@ class ModifiedWhisperEncoder(WhisperEncoder):
UltravoxMultiModalProcessor,
info=UltravoxProcessingInfo,
dummy_inputs=UltravoxDummyInputsBuilder)
class UltravoxModel(nn.Module, SupportsMultiModal, SupportsPP, SupportsLoRA,
SupportsV0Only):
class UltravoxModel(nn.Module, SupportsMultiModal, SupportsPP, SupportsLoRA):
packed_modules_mapping = {
"qkv_proj": ["q_proj", "k_proj", "v_proj"],
@ -506,6 +505,12 @@ class UltravoxModel(nn.Module, SupportsMultiModal, SupportsPP, SupportsLoRA,
if not isinstance(audio_features, (torch.Tensor, list)):
raise ValueError("Incorrect type of audio features. "
f"Got type: {type(audio_features)}")
if not isinstance(audio_lens, (torch.Tensor, list)):
raise ValueError("Incorrect type of audio_lens. "
f"Got type: {type(audio_features)}")
if not isinstance(audio_token_len, (torch.Tensor, list)):
raise ValueError("Incorrect type of audio_token_len. "
f"Got type: {type(audio_features)}")
return UltravoxAudioFeatureInputs(type="audio_features",
data=audio_features,
@ -523,7 +528,9 @@ class UltravoxModel(nn.Module, SupportsMultiModal, SupportsPP, SupportsLoRA,
raise AssertionError("This line should be unreachable.")
def _process_audio_input(
self, audio_input: UltravoxAudioInputs) -> NestedTensors:
self,
audio_input: UltravoxAudioInputs,
) -> Union[NestedTensors, tuple[torch.Tensor, ...]]:
if audio_input["type"] == "audio_embeds":
return audio_input["data"]
@ -531,13 +538,9 @@ class UltravoxModel(nn.Module, SupportsMultiModal, SupportsPP, SupportsLoRA,
# [[B1, 80, M1], [B2, 80, M2]] -> [B1+B2, 80, max(M1, M2)]
audio_features = pad_and_concat_to_dim3(audio_input["data"])
if isinstance(audio_input['lens'], list):
# [B1, B2] -> [B1+B2]
audio_lens = torch.cat(audio_input['lens'])
audio_token_len = torch.cat(audio_input['token_len'])
else:
audio_lens = flatten_bn(audio_input['lens'])
audio_token_len = flatten_bn(audio_input['token_len'])
# [B1, B2] -> [B1+B2]
audio_lens = flatten_bn(audio_input['lens'], concat=True)
audio_token_len = flatten_bn(audio_input['token_len'], concat=True)
embeddings = self._audio_features_to_embeddings(
audio_features, audio_lens)
@ -554,7 +557,12 @@ class UltravoxModel(nn.Module, SupportsMultiModal, SupportsPP, SupportsLoRA,
# Apply mask and flatten
flattened_embeddings = embeddings[mask]
return flattened_embeddings
# Return one tensor per input audio
embed_lens = [
token_len_item.sum().item()
for token_len_item in audio_input['token_len']
]
return flattened_embeddings.split(embed_lens)
def get_multimodal_embeddings(
self, **kwargs: object) -> Optional[MultiModalEmbeddings]:
@ -646,7 +654,7 @@ class UltravoxModel(nn.Module, SupportsMultiModal, SupportsPP, SupportsLoRA,
def pad_and_concat_to_dim3(
features: Union[torch.Tensor, List[torch.Tensor], List[List[torch.Tensor]]]
features: Union[torch.Tensor, list[torch.Tensor], list[list[torch.Tensor]]]
) -> torch.Tensor:
"""
Pad and concatenate a list of tensors.