russian_roulette_for_your_desktop.py

import urllib.request
import html.parser
import json

TARGET_URL = (
    "http://www.pix" "iv.net/ran" "king.php" "?mode=daily&content=illust&p="
)
PAGES = 4

# get a  UA from useragents.me/api
USER_AGENT = json.loads(
    urllib.request.urlopen("https://www.useragents.me/api").read()
)["data"][0]["ua"]


class AnimePageParser(html.parser.HTMLParser):
    def __init__(self):
        super().__init__()
        self.works = []

    def handle_starttag(self, tag, attrs):
        if tag == "a":
            class_attr = dict(attrs).get("class")
            if class_attr is not None and "work  _work" in class_attr:
                self.works.append(dict(attrs).get("href"))


def main():
    works = []
    parser = AnimePageParser()
    for i in range(1, PAGES + 1):
        with urllib.request.urlopen(
            urllib.request.Request(
                TARGET_URL + str(i), headers={"User-Agent": USER_AGENT}
            )
        ) as res:
            parser.feed(res.read().decode("utf-8"))
            works.extend(parser.works)

    for work in works:
        # convert them to pixiv.cat links
        print("http://pixiv.cat/" + work.split("/")[-1] + ".jpg")


if __name__ == "__main__":
    main()