def METHOD_NAME(self):
    orig_decode_method = self.backend_tokenizer.decode
    def new_decode_method(*args, **kwargs):
        text = orig_decode_method(*args, **kwargs)
        text = text.replace(self.backend_tokenizer.model.end_of_word_suffix, " ").strip()
        return text
    self.backend_tokenizer.decode = new_decode_method