code: def get_xml_element(self):
      if not self.USE_XML:
          raise ValueError("USE_XML is false")
      e = self.__suite
      e.set("tests", str(self.testsRun))
      e.set("errors", str(len(self.errors)))
      e.set("failures", str(len(self.failures)))
      return e
  
imports: import functools
  import io
  import sys
  import time
  import traceback
  import unittest
  from test import support
label_desc: Use image node_id 12 for calling the RegressionTestResult obj's underlying member method code with example usage: obj.get_xml_element() and returns: e