def sim_ident(src, tar):
return Ident().sim(src, tar)<EOL>
Return the identity similarity of two strings.

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

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

    Returns
    -------
    float
        Identity similarity


    Examples
    --------
    >>> sim_ident('cat', 'hat')
    0.0
    >>> sim_ident('cat', 'cat')
    1.0