xkcd improvement

Shitpost.py

@@ -106,6 +106,11 @@ class Shitpost(object):
 		response = requests.get("https://relevantxkcd.appspot.com/process?action=xkcd&query=" + query)
 
 		splitResponse = response.text.split(" ")
+		
+		if (float(splitResponse[0]) == 0.0):
+			yield from ctx.channel.send('Ik kan helaas geen XKCD vinden met als onderwerp "' + query + '".')
+			return
+		
 		photoUrl = "http://www.explainxkcd.com" + splitResponse[3]
 		
 		print(photoUrl)
@@ -117,7 +122,8 @@ class Shitpost(object):
 			yield from ctx.message.delete()
 		except:
 			print("No permission to delete message")
-		yield from ctx.channel.send(ctx.author.mention, embed=em)
+		yield from ctx.channel.send(ctx.author.mention + 
+			' een XKCD over "' + query + '"', embed=em)
 
 	@commands.command(pass_context=True, hidden=True)
 	@asyncio.coroutine