pass self to the download function

LogBot/logbot.py

@@ -28,7 +28,7 @@ def write_log(self, message):
 		out.write(html)
 	print('writing to:         ', log_path)
 
-def download(message):
+def download(self, message):
 	# define media_type
 	if message.url.lower().endswith(('.jpg','jpeg','png','.gif','.bmp','.svg','eps')):
 		media_type = 'images'
@@ -125,7 +125,7 @@ logbot @uptime: To check how long @logbot has been around
 
 		# image / PDF / audio / video
 		if message.url:
-			media_post, media_type = download(message)
+			media_post, media_type = download(self, message)
 			if media_post:
 				add_to_db(self, message, media_post=media_post)
 				media_type = media_type.replace('images', 'image') # linguistic hack!