def repr_args(args, dlim=", ", start=None):
    """
    Represent arguments.

    Parameters
    ----------
    args : Iterable[Any]
        Arguments.
    dlim : str, optional
        Delimiter. The default is ", ".
    start : str, optional
        Start of return value. Defaults to delimiter value.

    Examples
    --------
    >>> repr_args([1, 2])
    ', 1, 2'
    
    >>> repr_args([1, 2], start="")
    '1, 2'
    
    """
    if args:
        return (start if start is not None else dlim) + dlim.join([repr(value) for value in args])
    else:
        return ""