Index: leahi_dialin/fp/filtration_purification.py
===================================================================
diff -u -r9434135f30fdd9d073685bf5088bb5c58542c624 -r60bffd6da11f59425212cdc5ffb2b33e2a978249
--- leahi_dialin/fp/filtration_purification.py	(.../filtration_purification.py)	(revision 9434135f30fdd9d073685bf5088bb5c58542c624)
+++ leahi_dialin/fp/filtration_purification.py	(.../filtration_purification.py)	(revision 60bffd6da11f59425212cdc5ffb2b33e2a978249)
@@ -116,7 +116,12 @@
 
     @publish(["fp_debug_events_timestamp","fp_debug_events"])
     def _handler_fp_debug_event_sync(self, message, timestamp = 0.0):
-
+        """
+        Callback for fp debug event messages
+        @param message:  published FP debug event message
+        @param timestamp: the timestamp in epoch time of the received message
+        @return: none
+        """
         payload = message['message']
         message_length = payload[self._FP_DEBUG_EVENT_MSG_LEN_INDEX]
         temp_message = ''