text: from time import time
  t0=time()
  f = open('test_100k.tsv')
  total = 0
  for line in f:
  	rec = line.split('\t')
  	rec[-1] = rec[-1].rstrip()
  	rec = list(map(int,rec))
  	for x in rec:
  		total += x
  print(total)
  print(time()-t0)
  