render.py

from docx import Document
from docx.shared import Pt
from bs4 import BeautifulSoup

_HAS_WEASY = False
try:
    from weasyprint import HTML
    _HAS_WEASY = True
except Exception:
    _HAS_WEASY = False

def html_to_pdf(html_str: str, out_pdf_path: str):
    if _HAS_WEASY:
        try:
            HTML(string=html_str).write_pdf(out_pdf_path)
            return
        except Exception:
            pass
    from xhtml2pdf import pisa
    with open(out_pdf_path, "wb") as f:
        pisa.CreatePDF(src=html_str, dest=f)

def html_to_docx(html_str: str, out_docx_path: str):
    doc = Document()
    soup = BeautifulSoup(html_str, "html.parser")
    for tag in soup.find_all(["h1","h2","h3","p","li"]):
        txt = tag.get_text(strip=True)
        if not txt: 
            continue
        if tag.name == "h1": p = doc.add_heading(txt, level=0)
        elif tag.name == "h2": p = doc.add_heading(txt, level=1)
        elif tag.name == "h3": p = doc.add_heading(txt, level=2)
        else: p = doc.add_paragraph(txt)
        for run in p.runs: run.font.size = Pt(11)
    doc.save(out_docx_path)