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1import requests
2from PIL import Image
3
4import torch
5from transformers import AutoProcessor, LlavaForConditionalGeneration
6
7model_id = "nota-ai/phiva-4b-hf"
8
9prompt = "USER: <image>\nWhat are these?\nASSISTANT:"
10image_file = "http://images.cocodataset.org/val2017/000000039769.jpg"
11
12model = LlavaForConditionalGeneration.from_pretrained(
13 model_id,
14 torch_dtype=torch.float16,
15 low_cpu_mem_usage=True,
16 attn_implementation="eager"
17).to(0)
18
19processor = AutoProcessor.from_pretrained(model_id)
20
21
22raw_image = Image.open(requests.get(image_file, stream=True).raw)
23inputs = processor(prompt, raw_image, return_tensors='pt').to(0, torch.float16)
24
25output = model.generate(**inputs, max_new_tokens=200, do_sample=False)
26print(processor.decode(output[0][inputs['input_ids'].shape[-1]:], skip_special_tokens=True))