A Python script to download today picture of Bing.com and set it as Windows Desktop wallpaper.

bing-wall.py

import re, os, tempfile
import urllib.request
from urllib.parse import urlparse



def getBing():
    url = 'http://bing.com/'
    response = urllib.request.urlopen(url)
    data = response.read()
    return data.decode('utf-8')

def downloadFile(url, file_name):
    urllib.request.urlretrieve(url, file_name)    


if __name__ == "__main__":    
    url = re.search('g_img=\{url: \"(.*?)\"', getBing()).group(1).replace('\/', '/')
    url = 'http://bing.com' + url
    
    fileName = tempfile.gettempdir() + '\\' +  url.rsplit('/', 1)[-1]

    downloadFile(url, fileName)

    os.system('reg add "HKEY_CURRENT_USER\Control Panel\Desktop" /v Wallpaper /t REG_SZ /d  {} /f'.format(fileName));
    os.system('reg add "HKEY_CURRENT_USER\Control Panel\Desktop" /v WallpaperStyle /t REG_SZ /d  10 /f');

    os.system('RUNDLL32.EXE USER32.DLL,UpdatePerUserSystemParameters ,1 ,True')

    print(fileName)

nice