rewrote exception message

devices/statistics_writer/test/test_server.py

@@ -46,6 +46,7 @@ while True:
                     conn.sendall(data)
 
     except Exception as e:
-        logger.warning(e)
+        logger.warning(f"Exception occured: {e}" )
+        
         # just do 2 interrupt within a second to quit the program
         time.sleep(1)