code: def _normalize_args(args):
      '''
      Return args as a list of strings
      '''
      if isinstance(args, six.string_types):
          return shlex.split(args)
  
      if isinstance(args, (tuple, list)):
          return [six.text_type(arg) for arg in args]
      else:
          return [six.text_type(args)f _normalize_args(args):
      '''
      Return args as a list of strings
      '''
      if isinstance(args, six.string_types):
          return shlex.split(args)
  
      if isinstance(args, (tuple, list)):
          return [six.text_type(arg) for arg in args]
      else:
          return [six.text_type(args)]
docs: Return args as a list of strings