mangalib-python-sdk

$  uv add mangalib-python-sdk
# или
$  pip install mangalib-python-sdk

from mangalib import Catalog, MangaLib

async with MangaLib("https://mangalib.me/ru/manga/7965--chainsaw-man") as lib:
    info = await lib.get_info()
    toc = await lib.get_table_of_contents()

    # Chapter 1 has two translations: pick one (see get_translations()).
    translations = await lib.get_translations(volume=1, number="1")
    chapter = await lib.get_chapter(volume=1, number="1", branch_id=translations[0].branch_id)

    for page in chapter.pages:
        print(page.number, page.width, page.height)
    images = await lib.download_pages(chapter)  # list[bytes], in reading order

    # One chapter, several, a volume, or the whole title, into one file.
    await lib.export([chapter], fmt="cbz", path="chainsaw-man-1.cbz")
    volumes = await lib.download_title(translation_index=0, on_chapter=print)
    await lib.export(volumes, fmt="pdf", path="chainsaw-man.pdf", on_chapter=print)

    size = await lib.estimate_title_size()  # bytes of page images, from a sample

async with Catalog() as catalog:
    page = await catalog.list_titles(query="chainsaw")