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import gradio as gr
from transformers import PaliGemmaForConditionalGeneration, PaliGemmaProcessor
import torch
import re
# 모델 로드 및 전처리 설정
model = PaliGemmaForConditionalGeneration.from_pretrained("gokaygokay/sd3-long-captioner").to("cpu").eval()
processor = PaliGemmaProcessor.from_pretrained("gokaygokay/sd3-long-captioner")
def modify_caption(caption: str) -> str:
prefix_substrings = [
('captured from ', ''),
('captured at ', '')
]
pattern = '|'.join([re.escape(opening) for opening, _ in prefix_substrings])
replacers = {opening: replacer for opening, replacer in prefix_substrings}
def replace_fn(match):
return replacers[match.group(0)]
return re.sub(pattern, replace_fn, caption, count=1, flags=re.IGNORECASE)
def create_captions_rich(image):
prompt = "caption en"
image_tensor = processor(images=image, return_tensors="pt").pixel_values.to("cpu")
image_tensor = (image_tensor * 255).type(torch.uint8)
model_inputs = processor(text=prompt, images=image_tensor, return_tensors="pt").to("cpu")
input_len = model_inputs["input_ids"].shape[-1]
with torch.no_grad():
generation = model.generate(**model_inputs, max_new_tokens=256, do_sample=False)
generation = generation[0][input_len:]
decoded = processor.decode(generation, skip_special_tokens=True)
modified_caption = modify_caption(decoded)
return modified_caption
css = """
#mkd {
height: 500px;
overflow: auto;
border: 1px solid #ccc;
}
"""
with gr.Blocks(css=css) as demo:
gr.HTML("<h1><center>PaliGemma Fine-tuned for Long Captioning<center><h1>")
with gr.Tab(label="PaliGemma Long Captioner"):
with gr.Row():
with gr.Column():
input_img = gr.Image(label="Input Picture")
submit_btn = gr.Button(value="Submit")
output = gr.Text(label="Caption")
gr.Examples(
[["image1.jpg"], ["image2.jpg"], ["image3.png"], ["image4.jpg"], ["image5.jpg"], ["image6.PNG"]],
inputs=[input_img],
outputs=[output],
fn=create_captions_rich,
label='Try captioning on examples'
)
submit_btn.click(create_captions_rich, [input_img], [output])
# 포트 변경 및 launch 수정
demo.launch(
server_name="0.0.0.0",
server_port=int(os.getenv("GRADIO_SERVER_PORT", 7861)),
inbrowser=True
)
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