old_contents: import logging
  import random
  import os
  from unittest import TestLoader, TestSuite
  import unittest.util
  
  from exchangelib.util import PrettyXmlHandler
  
  
  class RandomTestSuite(TestSuite):
      def __iter__(self):
          tests = list(super().__iter__())
          random.shuffle(tests)
          return iter(tests)
  
  
  # Execute test classes in random order
  TestLoader.suiteClass = RandomTestSuite
  # Execute test methods in random order within each test class
  TestLoader.sortTestMethodsUsing = lambda _, x, y: random.choice((1, -1))
  
  # Always show full repr() output for object instances in unittest error messages
  unittest.util._MAX_LENGTH = 2000
  
  if os.environ.get('DEBUG', '').lower() in ('1', 'yes', 'true'):
      logging.basicConfig(level=logging.DEBUG, handlers=[PrettyXmlHandler()])
  else:
      logging.basicConfig(level=logging.CRITICAL)
  
new_contents: import logging
  import random
  import os
  from unittest import TestLoader, TestSuite
  import unittest.util
  
  from exchangelib.util import PrettyXmlHandler
  
  
  class RandomTestSuite(TestSuite):
      def __iter__(self):
          tests = list(super().__iter__())
          random.shuffle(tests)
          return iter(tests)
  
  
  # Execute test classes in random order
  TestLoader.suiteClass = RandomTestSuite
  # Execute test methods in random order within each test class
  TestLoader.sortTestMethodsUsing = lambda _, x, y: random.choice((1, -1))
  # Make sure we're also random in multiprocess test runners
  random.seed()
  
  # Always show full repr() output for object instances in unittest error messages
  unittest.util._MAX_LENGTH = 2000
  
  if os.environ.get('DEBUG', '').lower() in ('1', 'yes', 'true'):
      logging.basicConfig(level=logging.DEBUG, handlers=[PrettyXmlHandler()])
  else:
      logging.basicConfig(level=logging.CRITICAL)
  
subject: Make sure random values are random across processes