forked from EngineX-Cambricon/enginex-mlu370-vllm
add qwen3
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Chranos
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from typing import List, Optional, Tuple, Type, overload
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import pytest
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from transformers import (AutoConfig, AutoModelForVision2Seq, AutoTokenizer,
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BatchEncoding)
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from vllm.attention.selector import (_Backend, _cached_get_attn_backend,
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global_force_attn_backend_context_manager)
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from vllm.multimodal.utils import rescale_image_size
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from vllm.sequence import SampleLogprobs
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from ....conftest import (IMAGE_ASSETS, HfRunner, PromptImageInput, VllmRunner,
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_ImageAssets)
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from ....utils import large_gpu_test
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from ...utils import check_logprobs_close
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_LIMIT_IMAGE_PER_PROMPT = 3
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LIST_ENC_DEC_SUPPORTED_BACKENDS = [_Backend.XFORMERS, _Backend.FLASH_ATTN]
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HF_IMAGE_PROMPTS = IMAGE_ASSETS.prompts({
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"stop_sign":
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"<|image|><|begin_of_text|>The meaning of the image is",
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"cherry_blossom":
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"<|image|><|begin_of_text|>The city is",
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})
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text_only_prompts = [
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"The color of the sky is blue but sometimes it can also be",
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]
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models = [
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"meta-llama/Llama-3.2-11B-Vision-Instruct",
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]
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def vllm_to_hf_output(vllm_output: Tuple[List[int], str,
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Optional[SampleLogprobs]],
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model: str):
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"""Sanitize vllm output to be comparable with hf output."""
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output_ids, output_str, out_logprobs = vllm_output
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config = AutoConfig.from_pretrained(model)
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image_token_id = config.image_token_index
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tokenizer = AutoTokenizer.from_pretrained(model)
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eos_token_id = tokenizer.eos_token_id
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hf_output_ids = [
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token_id for idx, token_id in enumerate(output_ids)
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if token_id != image_token_id or output_ids[idx - 1] != image_token_id
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]
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hf_output_str = output_str
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if hf_output_ids[-1] == eos_token_id:
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hf_output_str = hf_output_str + tokenizer.decode(eos_token_id)
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return hf_output_ids, hf_output_str, out_logprobs
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def _get_inputs(
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image_assets: _ImageAssets,
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*,
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size_factors: Optional[List[float]] = None,
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sizes: Optional[List[Tuple[int, int]]] = None,
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) -> List[Tuple[List[str], PromptImageInput]]:
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images = [asset.pil_image for asset in image_assets]
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if size_factors is not None:
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inputs_per_image = [(
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[prompt for _ in size_factors],
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[rescale_image_size(image, factor) for factor in size_factors],
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) for image, prompt in zip(images, HF_IMAGE_PROMPTS)]
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elif sizes is not None:
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inputs_per_image = [(
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[
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prompt if size is not None else text_only_prompts[0]
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for size in sizes
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],
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[
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image.resize(size) if size is not None else None
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for size in sizes
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],
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) for image, prompt in zip(images, HF_IMAGE_PROMPTS)]
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if len(sizes) == 0:
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inputs_per_image.append(
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(text_only_prompts, [None] * len(text_only_prompts)))
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else:
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raise ValueError("You must provide either `size_factors` or `sizes`")
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return inputs_per_image
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@overload
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def run_test(
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hf_runner: Type[HfRunner],
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vllm_runner: Type[VllmRunner],
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image_assets: _ImageAssets,
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model: str,
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*,
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size_factors: List[float],
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dtype: str,
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max_tokens: int,
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num_logprobs: int,
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tensor_parallel_size: int,
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distributed_executor_backend: Optional[str] = None,
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):
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...
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@overload
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def run_test(
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hf_runner: Type[HfRunner],
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vllm_runner: Type[VllmRunner],
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image_assets: _ImageAssets,
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model: str,
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*,
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sizes: List[Tuple[int, int]],
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dtype: str,
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max_tokens: int,
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num_logprobs: int,
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tensor_parallel_size: int,
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distributed_executor_backend: Optional[str] = None,
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):
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...
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def run_test(
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hf_runner: Type[HfRunner],
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vllm_runner: Type[VllmRunner],
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image_assets: _ImageAssets,
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model: str,
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*,
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size_factors: Optional[List[float]] = None,
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sizes: Optional[List[Tuple[int, int]]] = None,
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dtype: str,
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max_tokens: int,
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num_logprobs: int,
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tensor_parallel_size: int,
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distributed_executor_backend: Optional[str] = None,
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):
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_run_test(
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hf_runner,
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vllm_runner,
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_get_inputs(image_assets, size_factors=size_factors, sizes=sizes),
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model,
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dtype=dtype,
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max_tokens=max_tokens,
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num_logprobs=num_logprobs,
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tensor_parallel_size=tensor_parallel_size,
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distributed_executor_backend=distributed_executor_backend,
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)
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def _run_test(
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hf_runner: Type[HfRunner],
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vllm_runner: Type[VllmRunner],
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inputs: List[Tuple[List[str], PromptImageInput]],
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model: str,
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*,
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dtype: str,
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max_tokens: int,
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num_logprobs: int,
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tensor_parallel_size: int,
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distributed_executor_backend: Optional[str] = None,
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):
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"""Inference result should be the same between hf and vllm.
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All the image fixtures for the test are from IMAGE_ASSETS.
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For huggingface runner, we provide the PIL images as input.
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For vllm runner, we provide MultiModalDataDict objects
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and corresponding MultiModalConfig as input.
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Note, the text input is also adjusted to abide by vllm contract.
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The text output is sanitized to be able to compare with hf.
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"""
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# NOTE: take care of the order. run vLLM first, and then run HF.
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# vLLM needs a fresh new process without cuda initialization.
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# if we run HF first, the cuda initialization will be done and it
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# will hurt multiprocessing backend with fork method (the default method).
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# max_model_len should be greater than image_feature_size
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with vllm_runner(model,
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dtype=dtype,
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max_model_len=4096,
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max_num_seqs=2,
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tensor_parallel_size=tensor_parallel_size,
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distributed_executor_backend=distributed_executor_backend,
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enforce_eager=True,
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limit_mm_per_prompt={"image": _LIMIT_IMAGE_PER_PROMPT
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}) as vllm_model:
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vllm_outputs_per_image = [
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vllm_model.generate_greedy_logprobs(prompts,
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max_tokens,
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num_logprobs=num_logprobs,
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images=images)
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for prompts, images in inputs
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]
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def process(hf_inputs: BatchEncoding, **kwargs):
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return hf_inputs
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with hf_runner(model,
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dtype=dtype,
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model_kwargs={"device_map": "auto"},
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postprocess_inputs=process,
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auto_cls=AutoModelForVision2Seq) as hf_model:
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hf_outputs_per_image = [
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hf_model.generate_greedy_logprobs_limit(prompts,
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max_tokens,
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num_logprobs=num_logprobs,
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images=images)
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for prompts, images in inputs
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]
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for hf_outputs, vllm_outputs in zip(hf_outputs_per_image,
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vllm_outputs_per_image):
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check_logprobs_close(
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outputs_0_lst=hf_outputs,
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outputs_1_lst=[
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vllm_to_hf_output(vllm_output, model)
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for vllm_output in vllm_outputs
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],
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name_0="hf",
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name_1="vllm",
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)
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@pytest.fixture(autouse=True)
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def clear_cache():
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"""Fixture to clear backend cache before each test."""
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_cached_get_attn_backend.cache_clear() # Clear the cache
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yield # This allows the test to run
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@large_gpu_test(min_gb=48)
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@pytest.mark.core_model
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@pytest.mark.parametrize("model", models)
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@pytest.mark.parametrize(
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"sizes",
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[
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# Text only
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[],
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# Single-size
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[(512, 512)],
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# Single-size, batched
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[(512, 512), (512, 512), (512, 512)],
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# Multi-size, batched
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[(512, 512), (1024, 512), (1536, 512), (2048, 512), (512, 1024),
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(1024, 1024), (512, 1536), (512, 2028)],
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# Multi-size, batched, including text only
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[(512, 512), (1024, 512), (1536, 512), (2048, 512), (512, 1024),
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(1024, 1024), (512, 1536), (512, 2028), None],
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# mllama has 8 possible aspect ratios, carefully set the sizes
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# to cover all of them
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])
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@pytest.mark.parametrize("dtype", ["bfloat16"])
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@pytest.mark.parametrize("max_tokens", [128])
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@pytest.mark.parametrize("num_logprobs", [5])
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@pytest.mark.parametrize("attn_backend", LIST_ENC_DEC_SUPPORTED_BACKENDS)
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def test_models_single_leading_image(hf_runner, vllm_runner, image_assets,
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model, sizes, dtype, max_tokens,
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num_logprobs,
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attn_backend: _Backend) -> None:
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with global_force_attn_backend_context_manager(attn_backend):
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if attn_backend == _Backend.FLASH_ATTN:
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# Flash Attention works only with bfloat16 data-type
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dtype = 'bfloat16'
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run_test(
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hf_runner,
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vllm_runner,
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image_assets,
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model,
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sizes=sizes,
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dtype=dtype,
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max_tokens=max_tokens,
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num_logprobs=num_logprobs,
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tensor_parallel_size=1,
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)
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@large_gpu_test(min_gb=48)
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@pytest.mark.core_model
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@pytest.mark.parametrize("model", models)
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@pytest.mark.parametrize("dtype", ["bfloat16"])
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@pytest.mark.parametrize("max_tokens", [128])
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@pytest.mark.parametrize("num_logprobs", [5])
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@pytest.mark.parametrize("attn_backend", LIST_ENC_DEC_SUPPORTED_BACKENDS)
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def test_models_multi_leading_images(hf_runner, vllm_runner, image_assets,
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model, dtype, max_tokens, num_logprobs,
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attn_backend: _Backend) -> None:
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stop_sign = image_assets[0].pil_image
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cherry_blossom = image_assets[1].pil_image
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inputs = [(
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[
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"<|image|><|image|><|begin_of_text|>Describe 2 images.", # noqa: E501
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"<|image|><|image|><|begin_of_text|>Describe 2 images.", # noqa: E501
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"<|image|><|image|><|image|><|begin_of_text|>Describe 3 images.", # noqa: E501
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],
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[
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[stop_sign, cherry_blossom],
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# Images with different sizes.
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[
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stop_sign.resize((512, 512)),
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stop_sign,
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],
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[
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stop_sign,
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stop_sign.resize((512, 1536)),
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cherry_blossom.resize((512, 1024)),
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],
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])]
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with global_force_attn_backend_context_manager(attn_backend):
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if attn_backend == _Backend.FLASH_ATTN:
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# Flash Attention works only with bfloat16 data-type
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dtype = 'bfloat16'
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_run_test(
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hf_runner,
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vllm_runner,
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inputs,
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model,
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dtype=dtype,
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max_tokens=max_tokens,
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num_logprobs=num_logprobs,
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tensor_parallel_size=1,
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)
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@large_gpu_test(min_gb=48)
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@pytest.mark.core_model
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@pytest.mark.parametrize("model", models)
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@pytest.mark.parametrize("dtype", ["bfloat16"])
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@pytest.mark.parametrize("max_tokens", [128])
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@pytest.mark.parametrize("num_logprobs", [5])
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@pytest.mark.parametrize("attn_backend", LIST_ENC_DEC_SUPPORTED_BACKENDS)
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def test_models_interleaved_images(hf_runner, vllm_runner, image_assets, model,
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dtype, max_tokens, num_logprobs,
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attn_backend: _Backend) -> None:
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stop_sign = image_assets[0].pil_image
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cherry_blossom = image_assets[1].pil_image
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inputs = [(
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[
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"<|begin_of_text|>The content of the image <|image|> is", # noqa: E501
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"<|begin_of_text|>Between the first image <|image|> and the second image<|image|>, " # noqa: E501
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"which is a stop sign and which is a cherry blossom?", # noqa: E501
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],
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[
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[stop_sign],
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[stop_sign, cherry_blossom],
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])]
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with global_force_attn_backend_context_manager(attn_backend):
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if attn_backend == _Backend.FLASH_ATTN:
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# Flash Attention works only with bfloat16 data-type
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dtype = 'bfloat16'
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_run_test(
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hf_runner,
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vllm_runner,
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inputs,
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model,
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dtype=dtype,
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max_tokens=max_tokens,
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num_logprobs=num_logprobs,
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tensor_parallel_size=1,
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)
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