fn default() -> Self {
        Self {
            dict_path: None,
            user_dict_path: None,
            user_dict_bin_path: None,
            mode: Mode::Normal,
        }
    }
/// Return default Tokenizer config
/// default mode is Mode::Normal
Return default Tokenizer config
default mode is Mode::Normal
Return default Tokenizer config default mode is Mode :: Normal
fn default() -> Self {
        Self {
            dict_path: None,
            user_dict_path: None,
            user_dict_bin_path: None,
            mode: Mode::Normal,
        }
    }
fn default ( ) -> Self { Self { dict_path : None , user_dict_path : None , user_dict_bin_path : None , mode : Mode :: Normal , } }
Return default Tokenizer config
default mode is Mode::Normal
Return default Tokenizer config default mode is Mode :: Normal