code: def finalize(self):
      data = self.to_xml().unicode(indent=0)
      self.__dict__.clear()
      self.to_xml = lambda: py.xml.raw(data)
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import functools
  import os
  import platform
  import re
  import sys
  import time
  from datetime import datetime
  import py
  import six
  import pytest
  from _pytest import nodes
  from _pytest.config import filename_arg
label_desc: Use image node_id 16 for calling the _NodeReporter obj's underlying member method code with example usage: obj.finalize() without return types