def get_month_num_for_string(value):
    """
    Map for polish month names

    :param value: Month value
    :type value: str
    :return: Month number
    :rtype: int
    """
    value = value.lower()[:3]
    return {
        'sty': 1,
        'lut': 2,
        'mar': 3,
        'kwi': 4,
        'maj': 5,
        'cze': 6,
        'lip': 7,
        'sie': 8,
        'wrz': 9,
        'paź': 10,
        'lis': 11,
        'gru': 12,
    }.get(value)