#!/usr/bin/python """ Fetch a random Astronomy Photo of the Day from NASA to the GNOME desktop and set the desktop background. Saves the explanation page to the desktop just in case you get curious. Runs nicely with the GNOME desktop style set to "Scaled" and the gnome-terminal background set to about 50-70% transparent. Can be run in cron as: # m h dom mon dow command */5 * * * * python ~/apodbg.py 2>/dev/null """ title = "Astronomy Photo of the Day" base = "http://apod.nasa.gov/apod/" import datetime, random, urllib, re, os start = datetime.datetime(1995, 6, 20) delta = datetime.datetime.now() - start someday = start + datetime.timedelta(random.randrange(delta.days),0,0) html = base + "ap" + someday.strftime("%y%m%d") + ".html" content = urllib.urlopen(html).read() desktop = os.environ["HOME"] + "/Desktop/" note = open(desktop + title + ".html", "w") note.write('\n' % base) note.write(content) note.close() target = desktop + title + ".png" img = re.findall(r'