text: from __future__ import print_function
  import sys
  sys.path.insert(1,"../../")
  import h2o
  import time
  from tests import pyunit_utils
  
  
  def test_performance():
      """
      This test will measure the time it takes to import a large file multiple times.
      
      :return: None if passed.  Otherwise, an exception will be thrown.
      """
      startcsv = time.time()
      multi_file_csv = h2o.import_file(path=pyunit_utils.locate("bigdata/laptop/airlines_all.05p.csv"),
                                       na_strings=['\\N'])
      endcsv = time.time()
      print("************** CSV parse time is {0}".format(endcsv-startcsv))
  
  
  if __name__ == "__main__":
      pyunit_utils.standalone_test(test_performance)
  else:
      test_performance()
  