def indel(src, tar):
return Indel().dist_abs(src, tar)<EOL>
Return the indel distance between two strings.

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

    Returns
    -------
    int
        Indel distance

    Examples
    --------
    >>> indel('cat', 'hat')
    2
    >>> indel('Niall', 'Neil')
    3
    >>> indel('Colin', 'Cuilen')
    5
    >>> indel('ATCG', 'TAGC')
    4