code: def get_batch_input(self, sentences):
          
          return get_batch_input(sentences,
                                 max_word_len=self.max_word_len,
                                 word_dict=self.get_word_dict(),
                                 char_dict=self.get_char_dict(),
                                 word_ignore_case=self.word_ignore_case,
                                 char_ignore_case=self.char_ignore_case)
docs: Convert sentences to desired input tensors.
  
          :param sentences: A list of lists representing the input sentences.
  
          :return word_embd_input, char_embd_input: The desired inputs.