diff --git a/labeler.py b/labeler.py
index c93d967..d1405d3 100644
--- a/labeler.py
+++ b/labeler.py
@@ -1,5 +1,8 @@
 #!/usr/bin/env python3
 # -*- coding: utf-8 -*-
+# Label a message (add a header) according to certain rules
+# Rules are stored in a file with the format
+#   field:match:folder:priority
 
 import logging
 from logging.handlers import SysLogHandler
@@ -21,11 +24,6 @@ handler = RotatingFileHandler('/var/spool/filter/labeler.log', maxBytes=1000000,
 formatter = logging.Formatter('%(asctime)s %(name)-12s %(levelname)-8s %(message)s')
 handler.setFormatter(formatter)
 log.addHandler(handler)
-# handler = logging.StreamHandler()
-# formatter = logging.Formatter(
-#        '%(asctime)s %(name)-12s %(levelname)-8s %(message)s')
-# handler.setFormatter(formatter)
-# log.addHandler(handler)
 log.setLevel(logging.DEBUG)
 log.info('Writing {} bytes of message in /var/spool/filter/last_message.eml...'.format(len(messagecontent)))
 if not os.path.exists('/var/spool/filter'):
@@ -66,17 +64,13 @@ else:
             folder = lrule[2]
             priority = lrule[4]
             rules.append(lrule)
-            # log.debug('Checking rule: {}'.format(rule))
             if field in headers.keys():
                 m = re.search(match, headers[field])
                 if m is None:
-                    # log.debug('Header "{}" with value "{}" does NOT match "{}"'.format(lrule[0], headers[lrule[0]], lrule[1]))
                     a = 1
                 else:
                     msg['X-AD-Label'] = "{}:{}".format(folder, priority)
                     log.info('Added label "{}" due to rule "{}"'.format(folder, rule))
-            # else:
-                # log.debug('Message does NOT have a header called "{}".'.format(lrule[0]))
     messagecontent=msg.as_string()
     if not os.path.exists('/var/spool/filter'):
         log.error('Path /var/spool/filter not found.')