#[derive(Clone, Debug)]

#[derive(Clone, Copy, Debug)]

        }
    }
    pub fn key_into<T>(self) -> Result<T>
    where
        KeyTreeRef<'a>: TryInto<T>,
        KeyTreeRef<'a>: TryInto<T, Error = Error>,
    {
        // Use the client implementation `TryInto<T> for KeyTreeRef`.
        self.try_into()
    }
    pub fn keyvalue_into<T>(&self) -> Result<T>
    where
        T: FromStr
    {
        match T::from_str(self.top_value().value) {
            Ok(t) => Ok(t),
            Err(err) => {
                Err(Error::new(ErrorKind::FromStr(
                    format!("{}: {}", key, value),
                    format!("{}", kt.1),
                )))
            },