code: def tokenize(self, data):
          '''
          Tokenize sentence.
  
          Args:
              [n-gram, n-gram, n-gram, ...]
  
          '''
          super().tokenize(data)
          token_tuple_zip = self.n_gram.generate_tuple_zip(self.token, self.n)
          token_list = []
          self.token = ["".join(list(token_tuple)) for token_tuple in token_tuple_zipf tokenize(self, data):
          '''
          Tokenize sentence.
  
          Args:
              [n-gram, n-gram, n-gram, ...]
  
          '''
          super().tokenize(data)
          token_tuple_zip = self.n_gram.generate_tuple_zip(self.token, self.n)
          token_list = []
          self.token = ["".join(list(token_tuple)) for token_tuple in token_tuple_zip]
docs: Tokenize sentence.
  
          Args:
              [n-gram, n-gram, n-gram, ...]