code: def test_dateheader_unsupported(self):
      ofile = open(test8)
      rel, attrs = read_header(ofile)
      ofile.close()
  
      assert_(rel == "test8")
  
      assert_(len(attrs) == 2)
      assert_(attrs[0][0] == "attr_datetime_utc")
      assert_(attrs[0][1] == 'DATE "yyyy-MM-dd HH:mm Z"')
  
      assert_(attrs[1][0] == "attr_datetime_full")
      assert_(attrs[1][1] == 'DATE "yy-MM-dd HH:mm:ss z"')
  
imports: from __future__ import division, print_function, absolute_import
  import datetime
  import os
  import sys
  from os.path import join
  import numpy
  from numpy.testing import assert_array_almost_equal, assert_array_equal, assert_equal, assert_
  import pytest
  from pytest import raises
  from scipy.io.arff.arffread import loadarff
  from scipy.io.arff.arffread import read_header, parse_type, ParseArffError
label_desc: Use image node_id 5 for calling the TestHeader obj's underlying member method code with example usage: obj.test_dateheader_unsupported() without return types