class_docstr: This class is used to keep useful information about the execution of a
  test method.
docstr: Return the time that shows how long the test method took to
  execute.
docstr_tok: ["Return","the","time","that","shows","how","long","the","test","method","took","to","execute","."]
code: def get_elapsed_time(self):
      """Return the time that shows how long the test method took to
      execute.
      """
      return self.test_result.stop_time - self.test_result.start_time
  
imports: from __future__ import absolute_import
  import os
  import sys
  import time
  from unittest import TestResult, TextTestResult, TextTestRunner
  import xml.dom.minidom
label_desc: Use image node_id 2 for calling the _TestInfo obj's underlying member method code with example usage: obj.get_elapsed_time() and returns: unknown