class_docstr: A test result class that can print formatted text results to a stream.
  
  Used by TextTestRunner.
code: def printErrorList(self, flavour, errors):
      for test, err in errors:
          self.stream.writeln(self.separator1)
          self.stream.writeln(
              "%s: [%s] --> %s "
              % (
                  flavour,
                  test.__class__.__name__,
                  self.getDescription(test),
              )
          )
          self.stream.writeln(self.separator2)
          self.stream.writeln("%s" % err)
  
imports: import unittest
  import doctest
  import sys
  import time
  import timeside.core
label_desc: Use image node_id 9 for calling the _TextTestResult obj's underlying member method code with example usage: obj.printErrorList(flavour, errors) without return types