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103 changes: 103 additions & 0 deletions examples/offline_inference/vision_language_multi_image.py
Original file line number Diff line number Diff line change
Expand Up @@ -289,6 +289,106 @@ def load_internvl(question: str, image_urls: list[str]) -> ModelRequestData:
)


def load_llava(question: str, image_urls: list[str]) -> ModelRequestData:
# NOTE: CAUTION! Original Llava models wasn't really trained on multi-image inputs,
# it will generate poor response for multi-image inputs!
model_name = "llava-hf/llava-1.5-7b-hf"
engine_args = EngineArgs(
model=model_name,
max_num_seqs=16,
limit_mm_per_prompt={"image": len(image_urls)},
)

placeholders = [{"type": "image", "image": url} for url in image_urls]
messages = [
{
"role": "user",
"content": [
*placeholders,
{"type": "text", "text": question},
],
}
]

processor = AutoProcessor.from_pretrained(model_name)

prompt = processor.apply_chat_template(
messages, tokenize=False, add_generation_prompt=True
)

return ModelRequestData(
engine_args=engine_args,
prompt=prompt,
image_data=[fetch_image(url) for url in image_urls],
)


def load_llava_next(question: str, image_urls: list[str]) -> ModelRequestData:
model_name = "llava-hf/llava-v1.6-mistral-7b-hf"
engine_args = EngineArgs(
model=model_name,
max_model_len=8192,
max_num_seqs=16,
limit_mm_per_prompt={"image": len(image_urls)},
)

placeholders = [{"type": "image", "image": url} for url in image_urls]
messages = [
{
"role": "user",
"content": [
*placeholders,
{"type": "text", "text": question},
],
}
]

processor = AutoProcessor.from_pretrained(model_name)

prompt = processor.apply_chat_template(
messages, tokenize=False, add_generation_prompt=True
)

return ModelRequestData(
engine_args=engine_args,
prompt=prompt,
image_data=[fetch_image(url) for url in image_urls],
)


def load_llava_onevision(question: str, image_urls: list[str]) -> ModelRequestData:
model_name = "llava-hf/llava-onevision-qwen2-7b-ov-hf"
engine_args = EngineArgs(
model=model_name,
max_model_len=16384,
max_num_seqs=16,
limit_mm_per_prompt={"image": len(image_urls)},
)

placeholders = [{"type": "image", "image": url} for url in image_urls]
messages = [
{
"role": "user",
"content": [
*placeholders,
{"type": "text", "text": question},
],
}
]

processor = AutoProcessor.from_pretrained(model_name)

prompt = processor.apply_chat_template(
messages, tokenize=False, add_generation_prompt=True
)

return ModelRequestData(
engine_args=engine_args,
prompt=prompt,
image_data=[fetch_image(url) for url in image_urls],
)


def load_llama4(question: str, image_urls: list[str]) -> ModelRequestData:
model_name = "meta-llama/Llama-4-Scout-17B-16E-Instruct"

Expand Down Expand Up @@ -737,6 +837,9 @@ def load_tarsier(question: str, image_urls: list[str]) -> ModelRequestData:
"idefics3": load_idefics3,
"internvl_chat": load_internvl,
"kimi_vl": load_kimi_vl,
"llava": load_llava,
"llava-next": load_llava_next,
"llava-onevision": load_llava_onevision,
Comment on lines +840 to +842
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medium

Consider grouping the LLaVA family models together for better readability.

    "kimi_vl": load_kimi_vl,
    "llava": load_llava,
    "llava-next": load_llava_next,
    "llava-onevision": load_llava_onevision,
    "llama4": load_llama4,

"llama4": load_llama4,
"mistral3": load_mistral3,
"mllama": load_mllama,
Expand Down