code: def dirty(name,
            target,
            user=None,
            username=None,
            password=None,
            ignore_unversioned=False):
      '''
      Determine if the working directory has been changed.
      '''
      ret = {'name': name, 'result': True, 'comment': '', 'changes': {}}
      return _fail(ret, 'This function is not implemented yet.'f dirty(name,
            target,
            user=None,
            username=None,
            password=None,
            ignore_unversioned=False):
      '''
      Determine if the working directory has been changed.
      '''
      ret = {'name': name, 'result': True, 'comment': '', 'changes': {}}
      return _fail(ret, 'This function is not implemented yet.')
docs: Determine if the working directory has been changed.