occ-tax/exp_excel/test.py

import fitz

def ofd_to_pdf(file_path):
    doc = fitz.open(file_path)
    pdf_bytes = doc.convert_to_pdf()
    with open(file_path[:-4] + ".pdf", "wb") as f:
        f.write(pdf_bytes)

def pdf_to_ofd(file_path):
    doc = fitz.open(file_path)
    ofd_bytes = doc.convert_to_ofd()
    with open(file_path[:-4] + ".ofd", "wb") as f:
        f.write(ofd_bytes)

ofd_to_pdf("发票-01885817.ofd")