parameters: (self, documents)
docstring: Reverses output of vocabulary mapping to words.
  
      Args:
        documents: iterable, list of class ids.
  
      Yields:
        Iterator over mapped in words documents.
docstring_summary: Reverses output of vocabulary mapping to words.
docstring_tokens: Reverses output of vocabulary mapping to words .
function: def reverse(self, documents):
      """Reverses output of vocabulary mapping to words.
  
      Args:
        documents: iterable, list of class ids.
  
      Yields:
        Iterator over mapped in words documents.
      """
      for item in documents:
        output = []
        for class_id in item:
          output.append(self.vocabulary_.reverse(class_id))
        yield ' '.join(output)
function_tokens: def reverse ( self , documents ) : for item in documents : output = [ ] for class_id in item : output . append ( self . vocabulary_ . reverse ( class_id ) ) yield ' ' . join ( output )