parser.py

from requests import get, post
from json import loads
from time import sleep

def parse(thread, current_post, end):

    while 1:
        try:
            res = get(thread.replace(".html", ".json"))
            if res.status_code == 200:
                for post in loads(res.text)["threads"][0]["posts"][current_post:]:
                    current_post = current_post + 1
                    if current_post == end:
                        print("Stop parser yopta")
                        return 0
                    if post["files"]:
                        for file in post["files"]:
                            if file["type"] == 6 or file["type"] == 10 or file["type"] == 2 or file["type"] == 4 or file["type"] == 1:
                                tmp = get("https://2ch.hk" + file["path"]).content
                                tmp_file = open(file["name"], "wb")
                                tmp_file.write(tmp)
                                tmp_file.close()
                sleep(10)

            elif res.status_code == 404:
                print("%s 404 not found." % thread)
                return 0
        except Exception as e:
            print("Fatal error: %s" % str(e))

parse("https://2ch.hk/b/res/265324742.html", 0, 500)