code: def test_posix_error(self):
      e = OSError(EEXIST, "File already exists", "foo.txt")
      self.assertEqual(e.errno, EEXIST)
      self.assertEqual(e.args[0], EEXIST)
      self.assertEqual(e.strerror, "File already exists")
      self.assertEqual(e.filename, "foo.txt")
      if os.name == "nt":
          self.assertEqual(e.winerror, None)
  
imports: import builtins
  import os
  import select
  import socket
  import unittest
  import errno
  from errno import EEXIST
label_desc: Use image node_id 2 for calling the AttributesTest obj's underlying member method code with example usage: obj.test_posix_error() without return types