def set_title(title):
    """ print title in a square box

    To enhance the readability of the tests, this function prints in the
    terminal teh string title in a square box.

    Args:
        title (str): the string
    """
    space = "    "
    title = space + title + space
    h_line = '+'
    for character in title:
        h_line += '-'
    h_line += '+\n'
    return h_line + '|' + title + '|\n' + h_line + '\n\n'