UnsplashFetcher.py

from urllib.request import urlopen,urlretrieve
import urllib
import sys
import json
key="ACCESS_KEY"
width=1920
height=1080
url="https://api.unsplash.com/photos/random?orientation=landscape&w="+str(width)+"&h="+str(height)+"&client_id="+key
response=""
try:
	response=urlopen(url)
except urllib.error.URLError:
	print("Cannot connect to image server. Check internet connection.",file=sys.stderr)
	sys.exit(1)
if response:
	d=json.load(response.fp)
	imageurl=d["urls"]["full"]
	try:
		urlretrieve(url=imageurl,filename="background.jpg")
		sys.exit(0)
	except urllib.error.URLError:
		print("Cannot connect to image server. Check internet connection.",file=sys.stderr)
		sys.exit(1)
else:
	print("Request is null",file=sys.stderr)
	sys.exit(1)