def iso2gr(date):
    """Transform iso date string to greek formatted date string

    :param date: Iso formatted date string (yyyy-mm-dd)
    :return: Greek formatted date string (dd/mm/yyyy)
    """
    strdate = str(date)
    try:
        year, month, day = strdate.split('-')
        return '%s/%s/%s' % (day, month, year)
    except ValueError:
        return '01/01/1000'
