MinerU/demo/demo.py

# Copyright (c) Opendatalab. All rights reserved.
import os

from magic_pdf.data.data_reader_writer import FileBasedDataWriter, FileBasedDataReader
from magic_pdf.data.dataset import PymuDocDataset
from magic_pdf.model.doc_analyze_by_custom_model import doc_analyze
from magic_pdf.config.enums import SupportedPdfParseMethod

# args
pdf_file_name = "demo1.pdf"  # replace with the real pdf path
name_without_suff = pdf_file_name.split(".")[0]

# prepare env
local_image_dir, local_md_dir = "output/images", "output"
image_dir = str(os.path.basename(local_image_dir))

os.makedirs(local_image_dir, exist_ok=True)

image_writer, md_writer = FileBasedDataWriter(local_image_dir), FileBasedDataWriter(
    local_md_dir
)
image_dir = str(os.path.basename(local_image_dir))

# read bytes
reader1 = FileBasedDataReader("")
pdf_bytes = reader1.read(pdf_file_name)  # read the pdf content

# proc
## Create Dataset Instance
ds = PymuDocDataset(pdf_bytes)

## inference
if ds.classify() == SupportedPdfParseMethod.OCR:
    infer_result = ds.apply(doc_analyze, ocr=True)

    ## pipeline
    pipe_result = infer_result.pipe_ocr_mode(image_writer)

else:
    infer_result = ds.apply(doc_analyze, ocr=False)

    ## pipeline
    pipe_result = infer_result.pipe_txt_mode(image_writer)

### draw model result on each page
infer_result.draw_model(os.path.join(local_md_dir, f"{name_without_suff}_model.pdf"))

### draw layout result on each page
pipe_result.draw_layout(os.path.join(local_md_dir, f"{name_without_suff}_layout.pdf"))

### draw spans result on each page
pipe_result.draw_span(os.path.join(local_md_dir, f"{name_without_suff}_spans.pdf"))

### dump markdown
pipe_result.dump_md(md_writer, f"{name_without_suff}.md", image_dir)

### dump content list
pipe_result.dump_content_list(md_writer, f"{name_without_suff}_content_list.json", image_dir)