def entry_is_a_postal_address(result):
    """
    The LPI dataset includes entries for address assets that cannot receive post
    such as car parks and streets. These should not appear in the address
    picker. Such entries have a POSTAL_ADDRESS_CODE of 'N'. Return boolean true
    if an entry is a "real" postable address.
    """
    return result['LPI']['POSTAL_ADDRESS_CODE'] != 'N'