code: def test_read_uir(self):
      triplet_data = self.reader.read(self.data_file)
  
      self.assertEqual(len(triplet_data), 10)
      self.assertEqual(triplet_data[4][2], 3)
      self.assertEqual(triplet_data[6][1], "478")
      self.assertEqual(triplet_data[8][0], "543")
  
file_path: cornac/tests/cornac/data/test_reader.py
imports: import unittest
  from cornac.data import Reader
  from cornac.data.reader import read_text
label_desc: Use image node_id 4 for calling the TestReader obj's underlying member method code with example usage: obj.test_read_uir() without return types