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from huggingface_hub import hf_hub_download
import re
from PIL import Image
import gradio as gr
from transformers import NougatProcessor, VisionEncoderDecoderModel
from datasets import load_dataset
import torch
model_checkpoint = "facebook/nougat-base"
processor = NougatProcessor.from_pretrained(model_checkpoint)
model = VisionEncoderDecoderModel.from_pretrained(model_checkpoint)
# Use GPU if possible
device = "cuda" if torch.cuda.is_available() else "cpu"
model.to(device)
# prepare PDF image for the model
def predict(img):
pixel_values = processor(img, return_tensors="pt").pixel_values
outputs = model.generate(
pixel_values.to(device),
min_length=1,
max_new_tokens=30,
bad_words_ids=[[processor.tokenizer.unk_token_id]],
)
sequence = processor.batch_decode(outputs, skip_special_tokens=True)[0]
sequence = processor.post_process_generation(sequence, fix_markdown=False)
return sequence
image = gr.Image(height=192, width=192)
text = ["text"]
examples = ['page_10.jpg']
intf = gr.Interface(fn=predict, inputs=image, outputs=text, examples=examples)
intf.launch(inline=False)
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