def sim_length(src, tar):
return Length().sim(src, tar)<EOL>
Return the length similarity of two strings.

    This is a wrapper for :py:meth:`Length.sim`.

    Parameters
    ----------
    src : str
        Source string for comparison
    tar : str
        Target string for comparison

    Returns
    -------
    float
        Length similarity

    Examples
    --------
    >>> sim_length('cat', 'hat')
    1.0
    >>> sim_length('Niall', 'Neil')
    0.8
    >>> sim_length('aluminum', 'Catalan')
    0.875
    >>> sim_length('ATCG', 'TAGC')
    1.0