parameters: (self)
return_statement: return len(self.word2id)
docstring: Compute number of words in VocabEntry.
          @returns len (int): number of words in VocabEntry
docstring_summary: Compute number of words in VocabEntry.
docstring_tokens: Compute number of words in VocabEntry .
function: def __len__(self):
          """ Compute number of words in VocabEntry.
          @returns len (int): number of words in VocabEntry
          """
          return len(self.word2id)
function_tokens: def __len__ ( self ) : return len ( self . word2id )