def tail(self, n=5):
        """Return Series with the last n values.

        Parameters
        ----------
        n : int
            Number of values.

        Returns
        -------
        Series
            Series containing the last n values.

        Examples
        --------
        >>> sr = bl.Series(np.arange(3))
        >>> print(sr.tail(2).evaluate())
        <BLANKLINE>
        ---  --
          1   1
          2   2

        """
        if self._length is not None:
            length = self._length
        else:
            length = self._lazy_len().weld_expr

        return _series_tail(self, self.index.tail(n), length, n)
Return Series with the last n values.

        Parameters
        ----------
        n : int
            Number of values.

        Returns
        -------
        Series
            Series containing the last n values.

        Examples
        --------
        >>> sr = bl.Series(np.arange(3))
        >>> print(sr.tail(2).evaluate())
        <BLANKLINE>
        ---  --
          1   1
          2   2