Synced repo using 'sync_with_huggingface' Github Action
Browse files- gradio_app.py +207 -0
- requirements.txt +4 -0
gradio_app.py
ADDED
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| 1 |
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import os
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| 2 |
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import sys
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| 3 |
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| 4 |
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if "APP_PATH" in os.environ:
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os.chdir(os.environ["APP_PATH"])
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# fix sys.path for import
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sys.path.append(os.getcwd())
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import gradio as gr
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from marker.settings import settings
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import base64
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import io
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import re
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from typing import Any, Dict
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import pypdfium2
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from PIL import Image
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from marker.converters.pdf import PdfConverter
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from marker.models import create_model_dict
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from marker.config.parser import ConfigParser
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from marker.output import text_from_rendered
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def load_models():
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return create_model_dict()
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def convert_pdf(fname: str, **kwargs) -> (str, Dict[str, Any], dict):
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config_parser = ConfigParser(kwargs)
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config_dict = config_parser.generate_config_dict()
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config_dict["pdftext_workers"] = 1
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converter = PdfConverter(
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config=config_dict,
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artifact_dict=model_dict,
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processor_list=config_parser.get_processors(),
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renderer=config_parser.get_renderer()
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)
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return converter(fname)
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def open_pdf(pdf_file):
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return pypdfium2.PdfDocument(pdf_file)
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def count_pdf(pdf_file):
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doc = open_pdf(pdf_file)
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return len(doc)
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| 49 |
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def get_page_image(pdf_file, page_num, dpi=96):
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doc = open_pdf(pdf_file)
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renderer = doc.render(
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pypdfium2.PdfBitmap.to_pil,
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page_indices=[page_num - 1],
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scale=dpi / 72,
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)
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png = list(renderer)[0]
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png_image = png.convert("RGB")
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return png_image
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| 60 |
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def get_uploaded_image(in_file):
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return Image.open(in_file).convert("RGB")
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| 62 |
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| 63 |
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| 64 |
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def img_to_html(img, img_alt):
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| 65 |
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img_bytes = io.BytesIO()
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| 66 |
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img.save(img_bytes, format="PNG")
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| 67 |
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img_bytes = img_bytes.getvalue()
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| 68 |
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encoded = base64.b64encode(img_bytes).decode()
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img_html = f'<img src="data:image/png;base64,{encoded}" alt="{img_alt}" style="max-width: 100%;">'
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return img_html
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| 72 |
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def markdown_insert_images(markdown, images):
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image_tags = re.findall(r'(!\[(?P<image_title>[^\]]*)\]\((?P<image_path>[^\)"\s]+)\s*([^\)]*)\))', markdown)
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for image in image_tags:
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image_markdown = image[0]
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image_alt = image[1]
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image_path = image[2]
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if image_path in images:
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markdown = markdown.replace(image_markdown, img_to_html(images[image_path], image_alt))
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return markdown
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| 82 |
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| 83 |
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| 84 |
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model_dict = load_models()
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| 85 |
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with gr.Blocks(title="Marker") as demo:
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gr.Markdown("""
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| 88 |
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# Marker Demo
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| 89 |
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This app will let you try marker, a PDF -> Markdown converter. It works with any languages, and extracts images, tables, equations, etc.
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| 92 |
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Find the project [here](https://github.com/VikParuchuri/marker).
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""")
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with gr.Row():
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with gr.Column():
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in_file = gr.File(label="PDF file or image:", file_types=[".pdf", ".png", ".jpg", ".jpeg", ".gif", ".webp"])
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in_num = gr.Slider(label="Page number", minimum=1, maximum=100, value=1, step=1)
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in_img = gr.Image(label="Select page of Image", type="pil", sources=None)
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page_range_txt = gr.Textbox(label="Page range to parse, comma separated like 0,5-10,20", value=f"0-0")
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output_format_dd = gr.Dropdown(label="Output format", choices=["markdown", "json", "html"], value="markdown")
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force_ocr_ckb = gr.Checkbox(label="Force OCR", value=True, info="Force OCR on all pages")
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debug_ckb = gr.Checkbox(label="Debug", value=False, info="Show debug information")
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trun_marker_btn = gr.Button("Run Marker")
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with gr.Column():
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result_md = gr.Markdown(label="Result markdown")
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result_json = gr.JSON(label="Result json")
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result_html = gr.Markdown(label="Result html")
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debug_img_pdf = gr.Image(label="PDF debug image", visible=False)
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| 112 |
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debug_img_layout = gr.Image(label="Layout debug image", visible=False)
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| 113 |
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| 114 |
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def show_image(file, num=1):
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if file.endswith('.pdf'):
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count = count_pdf(file)
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| 117 |
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img = get_page_image(file, num)
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| 118 |
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return [
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gr.update(visible=True, maximum=count),
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gr.update(value=img)]
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else:
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img = get_uploaded_image(file)
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return [
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gr.update(visible=False),
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gr.update(value=img)]
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in_file.upload(
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fn=show_image,
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inputs=[in_file],
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outputs=[in_num, in_img],
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)
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in_num.change(
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fn=show_image,
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inputs=[in_file, in_num],
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| 135 |
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outputs=[in_num, in_img],
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)
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| 137 |
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| 138 |
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def check_page_range(page_range, file):
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count = count_pdf(file) if file is not None else 1
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| 140 |
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if not re.match(r"^(\d+(-\d+)?)?$", page_range):
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| 141 |
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gr.Warning(f"Invalid format. Please use 0-{count-1}", duration=0)
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| 142 |
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return gr.update(info=f"format 0-{count-1}"), gr.update(interactive=False)
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| 143 |
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else:
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return gr.update(info=f"format 0-{count-1}"), gr.update(interactive=True)
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page_range_txt.change(
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fn=check_page_range,
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inputs=[page_range_txt, in_file],
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outputs=[page_range_txt, trun_marker_btn]
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| 149 |
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)
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| 150 |
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| 151 |
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# Run Marker
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| 152 |
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def run_marker_img(filename, page_range, force_ocr, output_format, debug):
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| 153 |
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rendered = convert_pdf(
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| 154 |
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filename,
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| 155 |
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page_range=page_range,
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| 156 |
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force_ocr=force_ocr,
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| 157 |
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output_format=output_format,
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| 158 |
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output_dir=settings.DEBUG_DATA_FOLDER if debug else None,
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| 159 |
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debug=debug
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)
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text, ext, images = text_from_rendered(rendered)
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| 162 |
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| 163 |
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gr_debug_pdf = gr.update(visible=False)
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| 164 |
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gr_debug_lay = gr.update(visible=False)
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| 165 |
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if debug:
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| 166 |
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debug_data_path = rendered.metadata.get("debug_data_path")
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| 167 |
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if debug_data_path:
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| 168 |
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pdf_image_path = os.path.join(debug_data_path, f"pdf_page_0.png")
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| 169 |
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img = Image.open(pdf_image_path)
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| 170 |
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gr_debug_pdf = gr.update(visible=True, value=img)
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| 171 |
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layout_image_path = os.path.join(debug_data_path, f"layout_page_0.png")
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| 172 |
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img = Image.open(layout_image_path)
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| 173 |
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gr_debug_lay = gr.update(visible=True, value=img)
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| 174 |
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| 175 |
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if output_format == "markdown":
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| 176 |
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text = markdown_insert_images(text, images)
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| 177 |
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return [
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| 178 |
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gr.update(visible=True, value=text),
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| 179 |
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gr.update(visible=False),
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| 180 |
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gr.update(visible=False),
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| 181 |
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gr_debug_pdf,
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| 182 |
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gr_debug_lay
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| 183 |
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]
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| 184 |
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elif output_format == "json":
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| 185 |
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return [
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| 186 |
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gr.update(visible=False),
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| 187 |
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gr.update(visible=True, value=text),
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| 188 |
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gr.update(visible=False),
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| 189 |
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gr_debug_pdf,
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| 190 |
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gr_debug_lay
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| 191 |
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]
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| 192 |
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elif output_format == "html":
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return [
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gr.update(visible=False),
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gr.update(visible=False),
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gr.update(visible=True, value=text),
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| 197 |
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gr_debug_pdf,
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gr_debug_lay
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]
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trun_marker_btn.click(
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fn=run_marker_img,
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inputs=[in_file, page_range_txt, force_ocr_ckb, output_format_dd, debug_ckb],
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| 204 |
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outputs=[result_md, result_json, result_html, debug_img_pdf, debug_img_layout],
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| 205 |
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)
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| 206 |
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| 207 |
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demo.launch()
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requirements.txt
ADDED
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@@ -0,0 +1,4 @@
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torch==2.5.1
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| 2 |
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marker-pdf==1.0.0
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| 3 |
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gradio==5.8.0
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| 4 |
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huggingface-hub==0.26.3
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