Hi my friends, thanks for your help but i still get an error

template.xml : 

<?xml version="1.0" encoding="utf-8"?>
<odoo>
  <data>
    <record id="liste_offres" model="ir.ui.view">
        <field name="name">coopaname_helpdesk.liste_offres</field>
        <field name="inherit_id" ref="coopaname_helpdesk.marchepublic" />
        <field name="mode">primary</field>
        <field name="key">coopaname_helpdesk.liste_offres</field>
        <field name="arch" type="xml">

        <xpath expr="//div" position="after">
            <div class="oe_structure" >
                <div class="container" >
                    <h1 style="text-align:center;">le fichier est load</h1>
                    <t t-foreach="tickets" t-as="ticket">


                     <div class="panel-footer text-center">
                      <p class="text-muted">
                        <i class="o_default_snippet_text"> Publié par : <span t-field="ticket.x_name"/></i>
                      </p>
                    </div>

                        
                    </t>
                </div>
            </div>
        </xpath>

        </field>
    </record>
  </data>
</odoo>

and

 controller.py : 

@http.route('/coopaname_helpdesk/post_form_ticket/<string:model_name>',  methods=['POST'], type = 'http', auth='public',  website= True, Store=True )
def website_form(self, model_name, **kwargs):  
    try:
        objet_consultation = kwargs.get('x_objet_consultation')
        cat = kwargs.get('x_cat')
        membre_interne = kwargs.get('x_membre_interne')
        membre_externe = kwargs.get('x_membre_externe')
        equipeok = kwargs.get('x_equipeok')
        admin = kwargs.get('x_admin')
        type_marche = kwargs.get('x_type_marche')
        ville_adju = kwargs.get('x_ville_adju')
        date_order = kwargs.get('x_date_order')
        date_limite = kwargs.get('x_date_limite')
        duree_marche = kwargs.get('x_duree_marche')
        montant_marche = kwargs.get('x_montant_marche')
        num_ref = kwargs.get('x_num_ref')
        pj = kwargs.get('x_pj')
        name = kwargs.get('x_name')
        mail = kwargs.get('x_mail')
        inputstreet1 = kwargs.get('x_inputstreet1')
        inputcity1 = kwargs.get('x_inputcity1')
        inputzip1 = kwargs.get('x_inputzip1')
        inputstreet2 = kwargs.get('x_inputstreet2')
        inputcity2 = kwargs.get('x_inputcity2')
        inputzip2 = kwargs.get('x_inputzip2')

        data = {
                'x_cat' : cat,
                'x_objet_consultation' : objet_consultation,
                'x_membre_interne' : membre_interne,
                'x_membre_externe' : membre_externe,
                'x_equipeok' : equipeok,
                'x_admin' : admin,
                'x_type_marche' : type_marche,
                'x_ville_adju':ville_adju,
                'x_date_order': date_order,
                'x_date_limite': date_limite,
                'x_duree_marche': duree_marche,
                'x_montant_marche' : montant_marche,
                'x_num_ref' : num_ref,
                'x_pj' : pj,
                'x_name' : name,
                'x_mail' : mail,
                'x_inputstreet1' : inputstreet1,
                'x_inputcity1' : inputcity1,
                'x_inputzip1' : inputzip1,
                'x_inputstreet2': inputstreet2,
                'x_inputzip2' : inputzip2,
                'x_inputcity2' : inputcity2
                 }
        print('ca passe par le try')
        return request.env['monmarchepublic'].create(data)

    except:
            return json.dumps({'error' : ' tout est casse'})

and 

model.py : 

from odoo import models, fields, api

class MonHelpdeskTicket(models.Model):

_name = "monmarchepublic"
_inherit = 'res.users'
_inherit = [
'mail.thread',
'ir.needaction_mixin',
]
x_name = fields.Char('Nom et Prenom', readonly=0, website_form_blacklisted=0, Store=True )
x_objet_consultation = fields.Char('Objet de la consultation', readonly=0, website_form_blacklisted=0, Store=True)
x_membre_interne = fields.Char("Membres de l'équipe INTERNE Coopaname", readonly=0, website_form_blacklisted=0, Store=True)
x_membre_externe = fields.Char(" Membres de l'équipe EXTERNE et/ou informations utiles", readonly=0, website_form_blacklisted=0, Store=True)
x_equipeok = fields.Boolean('Equipe complète', readonly=0, website_form_blacklisted=0, Store=True)
x_admin = fields.Char('Administration', readonly=0, website_form_blacklisted=0, Store=True)
x_inputstreet1 = fields.Char('N° et Rue', readonly=0, website_form_blacklisted=0, Store=True)
x_inputcity1 = fields.Char('Ville', readonly=0, website_form_blacklisted=0, Store=True)
x_inputzip1 = fields.Char('Code Postal', readonly=0, website_form_blacklisted=0, Store=True)
x_date_order = fields.Date('Date de publication', readonly=0, website_form_blacklisted=0, Store=True)
x_type_marche = fields.Selection([("offre_ferme", "Appel d'offre Fermé"), ('offre_ouvert', "Appel d'offre Ouvert"), ('concours', 'Concours'), ('consultation', 'Consultation'), ('mapa', 'MAPA')], readonly=0, website_form_blacklisted=0, Store=True)
x_date_limite = fields.Datetime('Date et heure limites de dépot de candidature', readonly=0, website_form_blacklisted=0, Store=True)
x_duree_marche = fields.Char('Durée du marché', readonly=0, website_form_blacklisted=0, Store=True)
x_montant_marche = fields.Char('Montant du marché', readonly=0, website_form_blacklisted=0, Store=True)
x_inputstreet2 = fields.Char('N° et Rue', readonly=0, website_form_blacklisted=0, Store=True)
x_inputcity2 = fields.Char('Ville', readonly=0, website_form_blacklisted=0, Store=True)
x_inputzip2 = fields.Char('Code Postal', readonly=0, website_form_blacklisted=0, Store=True)
x_num_ref = fields.Char('Numéro de référence attribué au marché', readonly=0, website_form_blacklisted=0, Store=True)
x_cat = fields.Selection([("Etudes, Maitrise d oeuvre, Controle", "Etudes, Maîtrise d'oeuvre, Contrôle"), ('Travaux de batiment', 'Travaux de bâtiment'), ('Travaux Publics', 'Travaux Publics'), ('Fournitures', 'Fournitures'), ('Services', 'Services')], readonly=0, website_form_blacklisted=0, Store=True)
x_pj = fields.Char('Pièce Jointe', readonly=0, website_form_blacklisted=0, Store=True)
x_ville_adju = fields.Char('Ville du Pouvoir Adjudicateur', readonly=0, website_form_blacklisted=0, Store=True)
x_mail = fields.Char('Email', readonly=0, website_form_blacklisted=0, Store=True)
x_etape = fields.Selection([('New', 'New'), ('CCTP', 'CCTP'), ('En cours de traitement', 'En cours de traitement'), ('Valide', 'Validé'), ('Refuse', 'Refusé'), ('Archive', 'Archivé')], readonly=0, website_form_blacklisted=0, Store=True)
message_ids = fields.One2many('mail.message', 'res_id', string="Commentaire", Store=True)
partner_ids = fields.Many2many('res.partner', string='Recipients', help="List of partners that will be added as follower of the current document.", readonly=0, website_form_blacklisted=0, Store=True)
message_partner_ids = fields.Many2many(
comodel_name='res.partner', string='Followers Test',
compute='_get_followers', search='_search_follower_partners', readonly=0, website_form_blacklisted=0, Store=True)
follower_ids = fields.One2many('mail.followers', 'res_id', string="follo", readonly=0, website_form_blacklisted=0, Store=True)

So How can i display my tickets because i got this error message : 

Error to render compiling AST
BuildError: (<odoo.http.EndPoint object at 0x7f3bd8606990>, {}, None)
Template: website.layout
Path: /templates/t/t/t[5]/t[5]/t
Node: <t t-foreach="website.get_alternate_languages(request.httprequest)" t-as="lg">
                    <link rel="alternate" t-att-hreflang="lg['hreflang']" t-att-href="lg['href']" data-oe-id="1390" data-oe-model="ir.ui.view" data-oe-field="arch" data-oe-xpath="/t[1]/t[1]/t[4]/t[5]/t[1]/link[1]"/>
                </t>