code: def test_getlines(self):
      lines = linecache.getlines(self.file_name)
      self.assertEqual(lines, self.file_list)
  
imports: import linecache
  import unittest
  import os.path
  import tempfile
  import tokenize
  from test import support
  from test.support import os_helper
label_desc: Use image node_id 3 for calling the GetLineTestsGoodData obj's underlying member method code with example usage: obj.test_getlines() without return types