A script that downloads r/wallpaper's hottest 100 images and cycles through them as a wallpaper! Please Note: All of the credentials are hidden. Refer to this post to set them up and get it working for yourself ( expected setup time: 5-10 mins ): https://www.storybench.org/how-to-scrape-reddit-with-python/

Reddit_Wallpaper_Scraper.py

import praw
from bs4 import BeautifulSoup
from urllib.request import Request, urlopen
from urllib.parse import quote
import requests
import sys
import os

os.chdir("/Users/student/Desktop/Background_Images")
print("Navigated to directory...")

SCRIPT = "HIDDEN"
SECRET = "HIDDEN"
NUM_IMAGES = 100

reddit = praw.Reddit(
    client_id=SCRIPT,
    client_secret=SECRET,
    user_agent="ImageBot",
    username="LAcuber",
    password="HIDDEN",
)

subreddit = reddit.subreddit("wallpaper")

links = []

for submission in subreddit.hot(limit=NUM_IMAGES):
    links.append("https://reddit.com" + submission.permalink)


images = []
for i in range(len(links)):
    sys.stdout.write(f"\rProcessing image {i+1} of {NUM_IMAGES}.")

    link_decoded = links[i][:21] + quote(links[i][21:])

    req = Request(link_decoded, headers={"User-Agent": "Mozilla/5.0"})
    
    html_page = urlopen(req)

    soup = BeautifulSoup(html_page, "lxml")

    for link in soup.findAll("a"):

        if (
            "https://i.redd.it/" in str(link.get("href"))[0:18]
            and str(link.get("href")) not in images
        ):
            images.append(link.get("href"))

for i in range(len(images)):  # todo -> check image size, if under 200 KB
    sys.stdout.write(f"\rWriting image {i+1} of {len(images)}.")
    img_data = requests.get(images[i]).content
    with open(f"image_{i+1}.jpg", "wb") as handler:
        handler.write(img_data)
        if os.stat(f"image_{i+1}.jpg").st_size < 200000:  # under 200 KB, too fuzzy
            os.remove(f"image_{i+1}.jpg")