root_page = Blueprint("root", __name__, url_prefix="/<lang_code>")

xml_template = "<member><numm>{name}</numm><gebuertsdag>{birthday:%d.%m.%Y}</gebuertsdag><address>{address}</address><nick>{username}</nick><email>{email}</email><status>{status}</status><stemmrecht>{voting}</stemmrecht></member>"

@root_page.url_defaults

def add_lang_code(endpoint, values):

    values.setdefault("lang_code", g.lang_code)

@root_page.url_value_preprocessor

def pull_lang_code(endpoint, values):

@root_page.route("/", methods=("GET", "POST"))

def index():

    form = MembershipForm()

    choices = [

        ("cash", gettext("by cash")),

        ("wire transfer", gettext("by wire transfer")),

    ]

    for k, v in (