if recent_lst is empty

check if recently added is null or not. If null then exit, nothing to notify.

notify/notify_added_custom.py

@@ -197,7 +197,10 @@ def get_rating_keys(TODAY, LASTDATE):
                 break
 
             start += count
+    if recent_lst:
         return recent_lst
+    sys.stderr.write("Recently Added list: {0}.".format(recent_lst))
+    exit()
 
 
 def build_html(rating_key, height, width, pic_type):