#!/usr/bin/env python

import csv
import sys
import villas.human as vh

# check if called correctly
if len(sys.argv) != 1:
	sys.exit('Usage: %s < IN_FILE > OUT_FILE' % sys.argv[0])

with sys.stdin as f:
	reader = csv.reader(f, delimiter='\t')

	for row in reader:
		m = vh.Message.parse(row)

		if m.ts == None or m.ts.offset == None:
			 continue

		print(m.ts.offset)