old_contents: import requests
  import json
  
  # Check if a given image is of the right size: 800x600 and if not try to resize it.
  # The command of interest here are header: https://pixlab.io/#/cmd?id=header & smartresize: https://pixlab.io/#/cmd?id=smartresize
  img = 'https://s-media-cache-ak0.pinimg.com/736x/60/aa/e4/60aae45858ab6ce9dc5b33cc2e69baf7.jpg'
  
  key = 'My_PixLab_Key'
  # Obtain image metadata at first via header
  req = requests.get('https://api.pixlab.io/header',params={'img':img,'key':key})
  reply = req.json()
  if reply['status'] != 200:
  	print (reply['error'])
  	exit()
  w = reply['width']
  h =  reply['height']
  if w > 800 or h > 600:
  	print("Resizing image from "+str(w)+"x"+str(h)+" to 800x600...")
  	# Invoke smart resize...
  	req = requests.get('https://api.pixlab.io/smartresize',params={'img':img,'key':key,'width':800,'height':600})
  	reply = req.json()
  	if reply['status'] != 200:
  		print (reply['error'])
  	else:
  		print("Resized image: "+reply['link'])
  else:
  	print("Uploaded image is of the correct size!")
  
new_contents: import requests
  import json
  
  # Check if a given image is of the right size: 800x600 and if not try to resize it.
  # The command of interest here are header: https://pixlab.io/#/cmd?id=header & smartresize: https://pixlab.io/#/cmd?id=smartresize
  img = 'https://s-media-cache-ak0.pinimg.com/736x/60/aa/e4/60aae45858ab6ce9dc5b33cc2e69baf7.jpg'
  
  key = 'My_PixLab_Key'
  # Obtain image metadata at first via header
  req = requests.get('https://api.pixlab.io/header',params={'img':img,'key':key})
  reply = req.json()
  if reply['status'] != 200:
  	print (reply['error'])
  	exit()
  w = reply['width']
  h =  reply['height']
  if w > 800 or h > 600:
  	print("Resizing image from "+str(w)+"x"+str(h)+" to near 800x600...")
  	# Invoke smart resize...
  	req = requests.get('https://api.pixlab.io/smartresize',params={'img':img,'key':key,'width':800,'height':600})
  	reply = req.json()
  	if reply['status'] != 200:
  		print (reply['error'])
  	else:
  		print("Resized image: "+reply['link'])
  else:
  	print("Uploaded image is of the correct size!")
  
subject: Check if a given image is of the right size: 800x600 and if not try to resize it