old_contents: # flake8: noqa
  
  from .extension import ExtensionManager
  from .enabled import EnabledExtensionManager
  from .named import NamedExtensionManager
  from .hook import HookManager
  from .driver import DriverManager
  
  import logging
  
  # Configure a NullHandler for our log messages in case
  # the app we're used from does not set up logging.
  LOG = logging.getLogger(__name__)
  try:
      LOG.addHandler(logging.NullHandler())
  except AttributeError:
      # No NullHandler, probably python 2.6
      pass
  
new_contents: # flake8: noqa
  
  __all__ = [
      'ExtensionManager',
      'EnabledExtensionManager',
      'NamedExtensionManager',
      'HookManager',
      'DriverManager',
  ]
  
  from .extension import ExtensionManager
  from .enabled import EnabledExtensionManager
  from .named import NamedExtensionManager
  from .hook import HookManager
  from .driver import DriverManager
  
  import logging
  
  # Configure a NullHandler for our log messages in case
  # the app we're used from does not set up logging.
  LOG = logging.getLogger('stevedore')
  
  if hasattr(logging, 'NullHandler'):
      LOG.addHandler(logging.NullHandler())
  else:
      class NullHandler(logging.Handler):
          def handle(self, record):
              pass
  
          def emit(self, record):
              pass
  
          def createLock(self):
              self.lock = None
  
      LOG.addHandler(NullHandler())
  
subject: Update null log handling for py26