def set_break_params(tracer, filename, lineno, temporary=False, cond=None,
                     funcname=None, **kwargs):
    """
    Formats the parameters for set_break.
    """
    filename = filename or tracer.default_file
    return {
        'filename': filename,
        'lineno': lineno,
        'temporary': temporary,
        'cond': cond,
        'funcname': funcname
    }