Get buienradar xml data and return results.

def __get_ws_data():
    """Get buienradar xml data and return results."""
    url = 'https://xml.buienradar.nl/'

    result = __get_url(url)
    if result[SUCCESS]:
        return result

    # try secondary url:
    url = 'https://api.buienradar.nl/'
    result = __get_url(url)

    return result