cat_print.py

#!/usr/bin/env python3
"""Print a random cat photo (thecatapi.com) on the S01 thermal printer."""
from __future__ import annotations

import argparse
from datetime import datetime
from pathlib import Path

from print_common import ROOT, Card, fit_dither, get_bytes, get_json


def main() -> int:
    parser = argparse.ArgumentParser(description="Print a random cat on the S01 thermal printer.")
    parser.add_argument("--out", type=Path, default=ROOT / "cat.png")
    parser.add_argument("--darkness", type=int, choices=range(1, 6), default=3)
    parser.add_argument("--bottom-feed", type=int, default=24)
    parser.add_argument("--no-print", action="store_true")
    args = parser.parse_args()

    print("Fetching a random cat ...")
    meta = get_json("https://api.thecatapi.com/v1/images/search")[0]
    img = fit_dither(get_bytes(meta["url"]), Card().inner_w, 360, contrast=1.1)

    card = Card()
    card.title("RANDOM CAT")
    card.image(img)
    card.line("- meow -", size=14, bold=False, center=True)
    card.footer("thecatapi.com", datetime.now().strftime("%Y-%m-%d %H:%M"))
    return card.finish(args.out, args.bottom_feed, args.darkness, do_print=not args.no_print)


if __name__ == "__main__":
    raise SystemExit(main())